/****************************************************************************** * * * * * Copyright (C) 1997-2015 by Dimitri van Heesch. * * Permission to use, copy, modify, and distribute this software and its * documentation under the terms of the GNU General Public License is hereby * granted. No representations are made about the suitability of this software * for any purpose. It is provided "as is" without express or implied warranty. * See the GNU General Public License for more details. * * Documents produced by Doxygen are derivative works derived from the * input used in their production; they are not affected by this license. * */ #include #include #include #include #include #include #include #include #include #include #include "doxygen.h" #include "debug.h" #include "util.h" #include "pagedef.h" #include "docparser.h" #include "doctokenizer.h" #include "cmdmapper.h" #include "printdocvisitor.h" #include "message.h" #include "section.h" #include "searchindex.h" #include "language.h" #include "portable.h" #include "cite.h" #include "arguments.h" #include "vhdldocgen.h" #include "groupdef.h" #include "classlist.h" #include "filedef.h" #include "memberdef.h" #include "namespacedef.h" #include "reflist.h" #include "formula.h" #include "config.h" #include "growbuf.h" #include "markdown.h" #include "htmlentity.h" #include "emoji.h" #define TK_COMMAND_CHAR(token) ((token)==TK_COMMAND_AT ? '@' : '\\') // debug off #define DBG(x) do {} while(0) // debug to stdout //#define DBG(x) printf x // debug to stderr //#define myprintf(x...) fprintf(stderr,x) //#define DBG(x) myprintf x #define INTERNAL_ASSERT(x) do {} while(0) //#define INTERNAL_ASSERT(x) if (!(x)) DBG(("INTERNAL_ASSERT(%s) failed retval=0x%x: file=%s line=%d\n",#x,retval,__FILE__,__LINE__)); //--------------------------------------------------------------------------- static const char *sectionLevelToName[] = { "page", "section", "subsection", "subsubsection", "paragraph", "subparagraph" }; //--------------------------------------------------------------------------- // Parser state: global variables during a call to validatingParseDoc static const Definition * g_scope; static QCString g_context; static bool g_inSeeBlock; static bool g_xmlComment; static bool g_insideHtmlLink; static QStack g_nodeStack; static QStack g_styleStack; static QStack g_initialStyleStack; static QList g_copyStack; static QCString g_fileName; static QCString g_relPath; static bool g_hasParamCommand; static bool g_hasReturnCommand; static QDict g_retvalsFound; static QDict g_paramsFound; static const MemberDef * g_memberDef; static bool g_isExample; static QCString g_exampleName; static SectionDict * g_sectionDict; static QCString g_searchUrl; static QCString g_includeFileName; static QCString g_includeFileText; static uint g_includeFileOffset; static uint g_includeFileLength; static uint g_includeFileLine; static bool g_includeFileShowLineNo; /** Parser's context to store all global variables. */ struct DocParserContext { const Definition *scope; QCString context; bool inSeeBlock; bool xmlComment; bool insideHtmlLink; QStack nodeStack; QStack styleStack; QStack initialStyleStack; QList copyStack; QCString fileName; int lineNo; QCString relPath; bool hasParamCommand; bool hasReturnCommand; const MemberDef * memberDef; QDict retvalsFound; QDict paramsFound; bool isExample; QCString exampleName; SectionDict *sectionDict; QCString searchUrl; QCString includeFileText; uint includeFileOffset; uint includeFileLength; uint includeFileLine; bool includeFileLineNo; TokenInfo *token; }; static QStack g_parserStack; //--------------------------------------------------------------------------- static void handleImg(DocNode *parent,QList &children,const HtmlAttribList &tagHtmlAttribs); //--------------------------------------------------------------------------- static void docParserPushContext(bool saveParamInfo=TRUE) { //QCString indent; //indent.fill(' ',g_parserStack.count()*2+2); //printf("%sdocParserPushContext() count=%d\n",indent.data(),g_nodeStack.count()); doctokenizerYYpushContext(); DocParserContext *ctx = new DocParserContext; ctx->scope = g_scope; ctx->context = g_context; ctx->inSeeBlock = g_inSeeBlock; ctx->xmlComment = g_xmlComment; ctx->insideHtmlLink = g_insideHtmlLink; ctx->nodeStack = g_nodeStack; ctx->styleStack = g_styleStack; ctx->initialStyleStack = g_initialStyleStack; ctx->copyStack = g_copyStack; ctx->fileName = g_fileName; ctx->lineNo = doctokenizerYYlineno; ctx->relPath = g_relPath; if (saveParamInfo) { ctx->hasParamCommand = g_hasParamCommand; ctx->hasReturnCommand = g_hasReturnCommand; ctx->paramsFound = g_paramsFound; ctx->retvalsFound = g_retvalsFound; } ctx->memberDef = g_memberDef; ctx->isExample = g_isExample; ctx->exampleName = g_exampleName; ctx->sectionDict = g_sectionDict; ctx->searchUrl = g_searchUrl; ctx->includeFileText = g_includeFileText; ctx->includeFileOffset = g_includeFileOffset; ctx->includeFileLength = g_includeFileLength; ctx->includeFileLine = g_includeFileLine; ctx->includeFileLineNo = g_includeFileShowLineNo; ctx->token = g_token; g_token = new TokenInfo; g_parserStack.push(ctx); } static void docParserPopContext(bool keepParamInfo=FALSE) { DocParserContext *ctx = g_parserStack.pop(); g_scope = ctx->scope; g_context = ctx->context; g_inSeeBlock = ctx->inSeeBlock; g_xmlComment = ctx->xmlComment; g_insideHtmlLink = ctx->insideHtmlLink; g_nodeStack = ctx->nodeStack; g_styleStack = ctx->styleStack; g_initialStyleStack = ctx->initialStyleStack; g_copyStack = ctx->copyStack; g_fileName = ctx->fileName; doctokenizerYYlineno = ctx->lineNo; g_relPath = ctx->relPath; if (!keepParamInfo) { g_hasParamCommand = ctx->hasParamCommand; g_hasReturnCommand = ctx->hasReturnCommand; g_retvalsFound = ctx->retvalsFound; g_paramsFound = ctx->paramsFound; } g_memberDef = ctx->memberDef; g_isExample = ctx->isExample; g_exampleName = ctx->exampleName; g_sectionDict = ctx->sectionDict; g_searchUrl = ctx->searchUrl; g_includeFileText = ctx->includeFileText; g_includeFileOffset = ctx->includeFileOffset; g_includeFileLength = ctx->includeFileLength; g_includeFileLine = ctx->includeFileLine; g_includeFileShowLineNo = ctx->includeFileLineNo; delete g_token; g_token = ctx->token; delete ctx; doctokenizerYYpopContext(); //QCString indent; //indent.fill(' ',g_parserStack.count()*2+2); //printf("%sdocParserPopContext() count=%d\n",indent.data(),g_nodeStack.count()); } //--------------------------------------------------------------------------- // replaces { with < and } with > and also // replaces > with < and > with > within string s static void unescapeCRef(QCString &s) { QCString tmp(s); char *p = tmp.rawData(); if (p) { char c; while ((c=*p)) { if (c=='{') c='<'; else if (c=='}') c='>'; *p++=c; } } tmp=substitute(tmp,"<","<"); tmp=substitute(tmp,">",">"); s = tmp; } //--------------------------------------------------------------------------- /*! search for an image in the imageNameDict and if found * copies the image to the output directory (which depends on the \a type * parameter). */ static QCString findAndCopyImage(const char *fileName,DocImage::Type type, bool dowarn = true) { QCString result; bool ambig; FileDef *fd; //printf("Search for %s\n",fileName); if ((fd=findFileDef(Doxygen::imageNameDict,fileName,ambig)) && !ambig) { QCString inputFile = fd->absFilePath(); QFile inImage(inputFile); if (inImage.open(IO_ReadOnly)) { result = fileName; int i; if ((i=result.findRev('/'))!=-1 || (i=result.findRev('\\'))!=-1) { result = result.right(result.length()-i-1); } //printf("fileName=%s result=%s\n",fileName,result.data()); QCString outputDir; switch(type) { case DocImage::Html: if (!Config_getBool(GENERATE_HTML)) return result; outputDir = Config_getString(HTML_OUTPUT); break; case DocImage::Latex: if (!Config_getBool(GENERATE_LATEX)) return result; outputDir = Config_getString(LATEX_OUTPUT); break; case DocImage::DocBook: if (!Config_getBool(GENERATE_DOCBOOK)) return result; outputDir = Config_getString(DOCBOOK_OUTPUT); break; case DocImage::Rtf: if (!Config_getBool(GENERATE_RTF)) return result; outputDir = Config_getString(RTF_OUTPUT); break; } QCString outputFile = outputDir+"/"+result; QFileInfo outfi(outputFile); if (outfi.isSymLink()) { QFile::remove(outputFile); warn_doc_error(g_fileName,doctokenizerYYlineno, "destination of image %s is a symlink, replacing with image", qPrint(outputFile)); } if (outputFile!=inputFile) // prevent copying to ourself { QFile outImage(outputFile.data()); if (outImage.open(IO_WriteOnly)) // copy the image { char *buffer = new char[inImage.size()]; inImage.readBlock(buffer,inImage.size()); outImage.writeBlock(buffer,inImage.size()); outImage.flush(); delete[] buffer; if (type==DocImage::Html) Doxygen::indexList->addImageFile(result); } else { warn_doc_error(g_fileName,doctokenizerYYlineno, "could not write output image %s",qPrint(outputFile)); } } //else //{ // warn(g_fileName,doctokenizerYYlineno, // "Prevented to copy file %s onto itself!\n",qPrint(inputFile)); //} } else { warn_doc_error(g_fileName,doctokenizerYYlineno, "could not open image %s",qPrint(fileName)); } if (type==DocImage::Latex && Config_getBool(USE_PDFLATEX) && fd->name().right(4)==".eps" ) { // we have an .eps image in pdflatex mode => convert it to a pdf. QCString outputDir = Config_getString(LATEX_OUTPUT); QCString baseName = fd->name().left(fd->name().length()-4); QCString epstopdfArgs(4096); epstopdfArgs.sprintf("\"%s/%s.eps\" --outfile=\"%s/%s.pdf\"", outputDir.data(), baseName.data(), outputDir.data(), baseName.data()); Portable::sysTimerStart(); if (Portable::system("epstopdf",epstopdfArgs)!=0) { err("Problems running epstopdf. Check your TeX installation!\n"); } Portable::sysTimerStop(); return baseName; } } else if (ambig) { if (dowarn) { QCString text; text.sprintf("image file name %s is ambiguous.\n",qPrint(fileName)); text+="Possible candidates:\n"; text+=showFileDefMatches(Doxygen::imageNameDict,fileName); warn_doc_error(g_fileName,doctokenizerYYlineno,text); } } else { result=fileName; if (result.left(5)!="http:" && result.left(6)!="https:" && dowarn) { warn_doc_error(g_fileName,doctokenizerYYlineno, "image file %s is not found in IMAGE_PATH: " "assuming external image.",qPrint(fileName) ); } } return result; } /*! Collects the parameters found with \@param command * in a global list g_paramsFound. If * the parameter is not an actual parameter of the current * member g_memberDef, then a warning is raised (unless warnings * are disabled altogether). */ static void checkArgumentName(const QCString &name) { if (!Config_getBool(WARN_IF_DOC_ERROR)) return; if (g_memberDef==0) return; // not a member const ArgumentList &al=g_memberDef->isDocsForDefinition() ? g_memberDef->argumentList() : g_memberDef->declArgumentList(); SrcLangExt lang = g_memberDef->getLanguage(); //printf("isDocsForDefinition()=%d\n",g_memberDef->isDocsForDefinition()); if (al.empty()) return; // no argument list static QRegExp re("$?[a-zA-Z0-9_\\x80-\\xFF]+\\.*"); int p=0,i=0,l; while ((i=re.match(name,p,&l))!=-1) // to handle @param x,y { QCString aName=name.mid(i,l); if (lang==SrcLangExt_Fortran) aName=aName.lower(); //printf("aName='%s'\n",aName.data()); bool found=FALSE; for (const Argument &a : al) { QCString argName = g_memberDef->isDefine() ? a.type : a.name; if (lang==SrcLangExt_Fortran) argName=argName.lower(); argName=argName.stripWhiteSpace(); //printf("argName='%s' aName=%s\n",argName.data(),aName.data()); if (argName.right(3)=="...") argName=argName.left(argName.length()-3); if (aName==argName) { g_paramsFound.insert(aName,(void *)(0x8)); found=TRUE; break; } } if (!found) { //printf("member type=%d\n",g_memberDef->memberType()); QCString scope=g_memberDef->getScopeString(); if (!scope.isEmpty()) scope+="::"; else scope=""; QCString inheritedFrom = ""; QCString docFile = g_memberDef->docFile(); int docLine = g_memberDef->docLine(); MemberDef *inheritedMd = g_memberDef->inheritsDocsFrom(); if (inheritedMd) // documentation was inherited { inheritedFrom.sprintf(" inherited from member %s at line " "%d in file %s",qPrint(inheritedMd->name()), inheritedMd->docLine(),qPrint(inheritedMd->docFile())); docFile = g_memberDef->getDefFileName(); docLine = g_memberDef->getDefLine(); } QCString alStr = argListToString(al); warn_doc_error(docFile,docLine, "argument '%s' of command @param " "is not found in the argument list of %s%s%s%s", qPrint(aName), qPrint(scope), qPrint(g_memberDef->name()), qPrint(alStr), qPrint(inheritedFrom)); } p=i+l; } } /*! Collects the return values found with \@retval command * in a global list g_retvalsFound. */ static void checkRetvalName(const QCString &name) { if (!Config_getBool(WARN_IF_DOC_ERROR)) return; if (g_memberDef==0 || name.isEmpty()) return; // not a member or no valid name if (g_retvalsFound.find(name)) { warn_doc_error(g_memberDef->getDefFileName(), g_memberDef->getDefLine(), "return value '" + name + "' of " + QCString(g_memberDef->qualifiedName()) + " has multiple documentation sections"); } g_retvalsFound.insert(name,(void *)(0x8)); } /*! Checks if the parameters that have been specified using \@param are * indeed all parameters and that a parameter does not have multiple * \@param blocks. * Must be called after checkArgumentName() has been called for each * argument. */ static void checkUnOrMultipleDocumentedParams() { if (g_memberDef && g_hasParamCommand && Config_getBool(WARN_IF_DOC_ERROR)) { const ArgumentList &al=g_memberDef->isDocsForDefinition() ? g_memberDef->argumentList() : g_memberDef->declArgumentList(); SrcLangExt lang = g_memberDef->getLanguage(); if (!al.empty()) { int notArgCnt=0; for (const Argument &a: al) { int count = 0; QCString argName = g_memberDef->isDefine() ? a.type : a.name; if (lang==SrcLangExt_Fortran) argName = argName.lower(); argName=argName.stripWhiteSpace(); QCString aName = argName; if (argName.right(3)=="...") argName=argName.left(argName.length()-3); if (lang==SrcLangExt_Python && (argName=="self" || argName=="cls")) { // allow undocumented self / cls parameter for Python } else if (!argName.isEmpty() && g_paramsFound.find(argName)==0 && a.docs.isEmpty()) { notArgCnt++; } else { QDictIterator it1(g_paramsFound); void *item1; for (;(item1=it1.current());++it1) { if (argName == it1.currentKey()) count++; } } if (count > 1) { warn_doc_error(g_memberDef->getDefFileName(), g_memberDef->getDefLine(), "argument '" + aName + "' from the argument list of " + QCString(g_memberDef->qualifiedName()) + " has multiple @param documentation sections"); } } if (notArgCnt>0) { bool first=TRUE; QCString errMsg= "The following parameter"; errMsg+= (notArgCnt>1 ? "s" : ""); errMsg+=" of "+ QCString(g_memberDef->qualifiedName()) + QCString(argListToString(al)) + (notArgCnt>1 ? " are" : " is") + " not documented:\n"; for (const Argument &a : al) { QCString argName = g_memberDef->isDefine() ? a.type : a.name; if (lang==SrcLangExt_Fortran) argName = argName.lower(); argName=argName.stripWhiteSpace(); if (lang==SrcLangExt_Python && (argName=="self" || argName=="cls")) { // allow undocumented self / cls parameter for Python } else if (!argName.isEmpty() && g_paramsFound.find(argName)==0) { if (!first) { errMsg+="\n"; } else { first=FALSE; } errMsg+=" parameter '"+argName+"'"; } } warn_doc_error(g_memberDef->getDefFileName(), g_memberDef->getDefLine(), substitute(errMsg,"%","%%")); } } } } //--------------------------------------------------------------------------- /*! Strips known html and tex extensions from \a text. */ static QCString stripKnownExtensions(const char *text) { QCString result=text; if (result.right(4)==".tex") { result=result.left(result.length()-4); } else if (result.right(Doxygen::htmlFileExtension.length())== QCString(Doxygen::htmlFileExtension)) { result=result.left(result.length()-Doxygen::htmlFileExtension.length()); } return result; } //--------------------------------------------------------------------------- /*! Returns TRUE iff node n is a child of a preformatted node */ static bool insidePRE(DocNode *n) { while (n) { if (n->isPreformatted()) return TRUE; n=n->parent(); } return FALSE; } //--------------------------------------------------------------------------- /*! Returns TRUE iff node n is a child of a html list item node */ static bool insideLI(DocNode *n) { while (n) { if (n->kind()==DocNode::Kind_HtmlListItem) return TRUE; n=n->parent(); } return FALSE; } //--------------------------------------------------------------------------- /*! Returns TRUE iff node n is a child of a unordered html list node */ static bool insideUL(DocNode *n) { while (n) { if (n->kind()==DocNode::Kind_HtmlList && ((DocHtmlList *)n)->type()==DocHtmlList::Unordered) return TRUE; n=n->parent(); } return FALSE; } //--------------------------------------------------------------------------- /*! Returns TRUE iff node n is a child of a ordered html list node */ static bool insideOL(DocNode *n) { while (n) { if (n->kind()==DocNode::Kind_HtmlList && ((DocHtmlList *)n)->type()==DocHtmlList::Ordered) return TRUE; n=n->parent(); } return FALSE; } //--------------------------------------------------------------------------- static bool insideTable(DocNode *n) { while (n) { if (n->kind()==DocNode::Kind_HtmlTable) return TRUE; n=n->parent(); } return FALSE; } //--------------------------------------------------------------------------- /*! Looks for a documentation block with name commandName in the current * context (g_context). The resulting documentation string is * put in pDoc, the definition in which the documentation was found is * put in pDef. * @retval TRUE if name was found. * @retval FALSE if name was not found. */ static bool findDocsForMemberOrCompound(const char *commandName, QCString *pDoc, QCString *pBrief, const Definition **pDef) { //printf("findDocsForMemberOrCompound(%s)\n",commandName); *pDoc=""; *pBrief=""; *pDef=0; QCString cmdArg=substitute(commandName,"#","::"); cmdArg = replaceScopeSeparator(cmdArg); int l=cmdArg.length(); if (l==0) return FALSE; int funcStart=cmdArg.find('('); if (funcStart==-1) { funcStart=l; } else { // Check for the case of operator() and the like. // beware of scenarios like operator()((foo)bar) int secondParen = cmdArg.find('(', funcStart+1); int leftParen = cmdArg.find(')', funcStart+1); if (leftParen!=-1 && secondParen!=-1) { if (leftParendocumentation(); *pBrief=md->briefDescription(); *pDef=md; return TRUE; } int scopeOffset=g_context.length(); do // for each scope { QCString fullName=cmdArg; if (scopeOffset>0) { fullName.prepend(g_context.left(scopeOffset)+"::"); } //printf("Trying fullName='%s'\n",fullName.data()); // try class, namespace, group, page, file reference cd = Doxygen::classSDict->find(fullName); if (cd) // class { *pDoc=cd->documentation(); *pBrief=cd->briefDescription(); *pDef=cd; return TRUE; } nd = Doxygen::namespaceSDict->find(fullName); if (nd) // namespace { *pDoc=nd->documentation(); *pBrief=nd->briefDescription(); *pDef=nd; return TRUE; } gd = Doxygen::groupSDict->find(cmdArg); if (gd) // group { *pDoc=gd->documentation(); *pBrief=gd->briefDescription(); *pDef=gd; return TRUE; } pd = Doxygen::pageSDict->find(cmdArg); if (pd) // page { *pDoc=pd->documentation(); *pBrief=pd->briefDescription(); *pDef=pd; return TRUE; } bool ambig; fd = findFileDef(Doxygen::inputNameDict,cmdArg,ambig); if (fd && !ambig) // file { *pDoc=fd->documentation(); *pBrief=fd->briefDescription(); *pDef=fd; return TRUE; } if (scopeOffset==0) { scopeOffset=-1; } else { scopeOffset = g_context.findRev("::",scopeOffset-1); if (scopeOffset==-1) scopeOffset=0; } } while (scopeOffset>=0); return FALSE; } //--------------------------------------------------------------------------- inline void errorHandleDefaultToken(DocNode *parent,int tok, QList &children,const char *txt) { const char *cmd_start = "\\"; switch (tok) { case TK_COMMAND_AT: cmd_start = "@"; case TK_COMMAND_BS: children.append(new DocWord(parent,TK_COMMAND_CHAR(tok) + g_token->name)); warn_doc_error(g_fileName,doctokenizerYYlineno,"Illegal command %s as part of a %s", qPrint(cmd_start + g_token->name),txt); break; case TK_SYMBOL: warn_doc_error(g_fileName,doctokenizerYYlineno,"Unsupported symbol %s found found as part of a %s", qPrint(g_token->name), txt); break; default: children.append(new DocWord(parent,g_token->name)); warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected token %s found as part of a %s", tokToString(tok), txt); break; } } //--------------------------------------------------------------------------- // forward declaration static bool defaultHandleToken(DocNode *parent,int tok, QList &children,bool handleWord=TRUE); static int handleStyleArgument(DocNode *parent,QList &children, const QCString &cmdName) { DBG(("handleStyleArgument(%s)\n",qPrint(cmdName))); QCString saveCmdName = cmdName; int tok=doctokenizerYYlex(); if (tok!=TK_WHITESPACE) { warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command", qPrint(saveCmdName)); return tok; } while ((tok=doctokenizerYYlex()) && tok!=TK_WHITESPACE && tok!=TK_NEWPARA && tok!=TK_LISTITEM && tok!=TK_ENDLIST ) { static QRegExp specialChar("[.,|()\\[\\]:;\\?]"); if (tok==TK_WORD && g_token->name.length()==1 && g_token->name.find(specialChar)!=-1) { // special character that ends the markup command return tok; } if (!defaultHandleToken(parent,tok,children)) { switch (tok) { case TK_HTMLTAG: if (insideLI(parent) && Mappers::htmlTagMapper->map(g_token->name) && g_token->endTag) { // ignore as the end of a style command continue; } return tok; break; default: errorHandleDefaultToken(parent,tok,children,"\\" + saveCmdName + " command"); break; } break; } } DBG(("handleStyleArgument(%s) end tok=%x\n",qPrint(saveCmdName),tok)); return (tok==TK_NEWPARA || tok==TK_LISTITEM || tok==TK_ENDLIST ) ? tok : RetVal_OK; } /*! Called when a style change starts. For instance a \ command is * encountered. */ static void handleStyleEnter(DocNode *parent,QList &children, DocStyleChange::Style s,const HtmlAttribList *attribs) { DBG(("HandleStyleEnter\n")); DocStyleChange *sc= new DocStyleChange(parent,g_nodeStack.count(),s,TRUE,attribs); children.append(sc); g_styleStack.push(sc); } /*! Called when a style change ends. For instance a \ command is * encountered. */ static void handleStyleLeave(DocNode *parent,QList &children, DocStyleChange::Style s,const char *tagName) { DBG(("HandleStyleLeave\n")); if (g_styleStack.isEmpty() || // no style change g_styleStack.top()->style()!=s || // wrong style change g_styleStack.top()->position()!=g_nodeStack.count() // wrong position ) { if (g_styleStack.isEmpty()) { warn_doc_error(g_fileName,doctokenizerYYlineno,"found tag without matching <%s>", qPrint(tagName),qPrint(tagName)); } else if (g_styleStack.top()->style()!=s) { warn_doc_error(g_fileName,doctokenizerYYlineno,"found tag while expecting ", qPrint(tagName),qPrint(g_styleStack.top()->styleString())); } else { warn_doc_error(g_fileName,doctokenizerYYlineno,"found at different nesting level (%d) than expected (%d)", qPrint(tagName),g_nodeStack.count(),g_styleStack.top()->position()); } } else // end the section { DocStyleChange *sc= new DocStyleChange(parent,g_nodeStack.count(),s,FALSE); children.append(sc); g_styleStack.pop(); } } /*! Called at the end of a paragraph to close all open style changes * (e.g. a without a ). The closed styles are pushed onto a stack * and entered again at the start of a new paragraph. */ static void handlePendingStyleCommands(DocNode *parent,QList &children) { if (!g_styleStack.isEmpty()) { DocStyleChange *sc = g_styleStack.top(); while (sc && sc->position()>=g_nodeStack.count()) { // there are unclosed style modifiers in the paragraph children.append(new DocStyleChange(parent,g_nodeStack.count(),sc->style(),FALSE)); g_initialStyleStack.push(sc); g_styleStack.pop(); sc = g_styleStack.top(); } } } static void handleInitialStyleCommands(DocPara *parent,QList &children) { DocStyleChange *sc; while ((sc=g_initialStyleStack.pop())) { handleStyleEnter(parent,children,sc->style(),&sc->attribs()); } } static int handleAHref(DocNode *parent,QList &children,const HtmlAttribList &tagHtmlAttribs) { HtmlAttribListIterator li(tagHtmlAttribs); HtmlAttrib *opt; int index=0; int retval = RetVal_OK; for (li.toFirst();(opt=li.current());++li,++index) { if (opt->name=="name" || opt->name=="id") // or tag { if (!opt->value.isEmpty()) { // copy attributes HtmlAttribList attrList = tagHtmlAttribs; // and remove the href attribute bool result = attrList.remove(index); ASSERT(result); DocAnchor *anc = new DocAnchor(parent,opt->value,TRUE); children.append(anc); break; // stop looking for other tag attribs } else { warn_doc_error(g_fileName,doctokenizerYYlineno,"found tag with name option but without value!"); } } else if (opt->name=="href") // .. tag { // copy attributes HtmlAttribList attrList = tagHtmlAttribs; // and remove the href attribute bool result = attrList.remove(index); ASSERT(result); DocHRef *href = new DocHRef(parent,attrList,opt->value,g_relPath); children.append(href); g_insideHtmlLink=TRUE; retval = href->parse(); g_insideHtmlLink=FALSE; break; } else // unsupported option for tag a { } } return retval; } const char *DocStyleChange::styleString() const { switch (m_style) { case DocStyleChange::Bold: return "b"; case DocStyleChange::Italic: return "em"; case DocStyleChange::Code: return "code"; case DocStyleChange::Center: return "center"; case DocStyleChange::Small: return "small"; case DocStyleChange::Subscript: return "subscript"; case DocStyleChange::Superscript: return "superscript"; case DocStyleChange::Preformatted: return "pre"; case DocStyleChange::Div: return "div"; case DocStyleChange::Span: return "span"; case DocStyleChange::Strike: return "strike"; case DocStyleChange::Del: return "del"; case DocStyleChange::Underline: return "u"; case DocStyleChange::Ins: return "ins"; } return ""; } static void handleUnclosedStyleCommands() { if (!g_initialStyleStack.isEmpty()) { DocStyleChange *sc = g_initialStyleStack.top(); g_initialStyleStack.pop(); handleUnclosedStyleCommands(); warn_doc_error(g_fileName,doctokenizerYYlineno, "end of comment block while expecting " "command ",qPrint(sc->styleString())); } } static void handleLinkedWord(DocNode *parent,QList &children,bool ignoreAutoLinkFlag=FALSE) { QCString name = linkToText(SrcLangExt_Unknown,g_token->name,TRUE); static bool autolinkSupport = Config_getBool(AUTOLINK_SUPPORT); if (!autolinkSupport && !ignoreAutoLinkFlag) // no autolinking -> add as normal word { children.append(new DocWord(parent,name)); return; } // ------- try to turn the word 'name' into a link const Definition *compound=0; const MemberDef *member=0; int len = g_token->name.length(); ClassDef *cd=0; bool ambig; FileDef *fd = findFileDef(Doxygen::inputNameDict,g_fileName,ambig); //printf("handleLinkedWord(%s) g_context=%s\n",g_token->name.data(),g_context.data()); if (!g_insideHtmlLink && (resolveRef(g_context,g_token->name,g_inSeeBlock,&compound,&member,TRUE,fd,TRUE) || (!g_context.isEmpty() && // also try with global scope resolveRef("",g_token->name,g_inSeeBlock,&compound,&member,FALSE,0,TRUE)) ) ) { //printf("resolveRef %s = %p (linkable?=%d)\n",qPrint(g_token->name),member,member ? member->isLinkable() : FALSE); if (member && member->isLinkable()) // member link { if (member->isObjCMethod()) { bool localLink = g_memberDef ? member->getClassDef()==g_memberDef->getClassDef() : FALSE; name = member->objCMethodName(localLink,g_inSeeBlock); } children.append(new DocLinkedWord(parent,name, member->getReference(), member->getOutputFileBase(), member->anchor(), member->briefDescriptionAsTooltip() ) ); } else if (compound->isLinkable()) // compound link { QCString anchor = compound->anchor(); if (compound->definitionType()==Definition::TypeFile) { name=g_token->name; } else if (compound->definitionType()==Definition::TypeGroup) { name=(dynamic_cast(compound))->groupTitle(); } children.append(new DocLinkedWord(parent,name, compound->getReference(), compound->getOutputFileBase(), anchor, compound->briefDescriptionAsTooltip() ) ); } else if (compound->definitionType()==Definition::TypeFile && (dynamic_cast(compound))->generateSourceFile() ) // undocumented file that has source code we can link to { children.append(new DocLinkedWord(parent,g_token->name, compound->getReference(), compound->getSourceFileBase(), "", compound->briefDescriptionAsTooltip() ) ); } else // not linkable { children.append(new DocWord(parent,name)); } } else if (!g_insideHtmlLink && len>1 && g_token->name.at(len-1)==':') { // special case, where matching Foo: fails to be an Obj-C reference, // but Foo itself might be linkable. g_token->name=g_token->name.left(len-1); handleLinkedWord(parent,children,ignoreAutoLinkFlag); children.append(new DocWord(parent,":")); } else if (!g_insideHtmlLink && (cd=getClass(g_token->name+"-p"))) { // special case 2, where the token name is not a class, but could // be a Obj-C protocol children.append(new DocLinkedWord(parent,name, cd->getReference(), cd->getOutputFileBase(), cd->anchor(), cd->briefDescriptionAsTooltip() )); } // else if (!g_insideHtmlLink && (cd=getClass(g_token->name+"-g"))) // { // // special case 3, where the token name is not a class, but could // // be a C# generic // children.append(new // DocLinkedWord(parent,name, // cd->getReference(), // cd->getOutputFileBase(), // cd->anchor(), // cd->briefDescriptionAsTooltip() // )); // } else // normal non-linkable word { if (g_token->name.left(1)=="#" || g_token->name.left(2)=="::") { warn_doc_error(g_fileName,doctokenizerYYlineno,"explicit link request to '%s' could not be resolved",qPrint(name)); children.append(new DocWord(parent,g_token->name)); } else { children.append(new DocWord(parent,name)); } } } static void handleParameterType(DocNode *parent,QList &children,const QCString ¶mTypes) { QCString name = g_token->name; // save token name QCString name1; int p=0,i,l,ii; while ((i=paramTypes.find('|',p))!=-1) { name1 = paramTypes.mid(p,i-p); ii=name1.find('['); g_token->name=ii!=-1 ? name1.mid(0,ii) : name1; // take part without [] handleLinkedWord(parent,children); if (ii!=-1) children.append(new DocWord(parent,name1.mid(ii))); // add [] part p=i+1; children.append(new DocSeparator(parent,"|")); } name1 = paramTypes.mid(p); ii=name1.find('['); g_token->name=ii!=-1 ? name1.mid(0,ii) : name1; handleLinkedWord(parent,children); if (ii!=-1) children.append(new DocWord(parent,name1.mid(ii))); g_token->name = name; // restore original token name } static DocInternalRef *handleInternalRef(DocNode *parent) { //printf("CMD_INTERNALREF\n"); int tok=doctokenizerYYlex(); QCString tokenName = g_token->name; if (tok!=TK_WHITESPACE) { warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command", qPrint(tokenName)); return 0; } doctokenizerYYsetStateInternalRef(); tok=doctokenizerYYlex(); // get the reference id if (tok!=TK_WORD && tok!=TK_LNKWORD) { warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s", tokToString(tok),qPrint(tokenName)); return 0; } return new DocInternalRef(parent,g_token->name); } static DocAnchor *handleAnchor(DocNode *parent) { int tok=doctokenizerYYlex(); if (tok!=TK_WHITESPACE) { warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command", qPrint(g_token->name)); return 0; } doctokenizerYYsetStateAnchor(); tok=doctokenizerYYlex(); if (tok==0) { warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment block while parsing the " "argument of command %s",qPrint(g_token->name)); return 0; } else if (tok!=TK_WORD && tok!=TK_LNKWORD) { warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s", tokToString(tok),qPrint(g_token->name)); return 0; } doctokenizerYYsetStatePara(); return new DocAnchor(parent,g_token->name,FALSE); } /* Helper function that deals with the title, width, and height arguments of various commands. * @param[in] cmd Command id for which to extract caption and size info. * @param[in] parent Parent node, owner of the children list passed as * the third argument. * @param[in] children The list of child nodes to which the node representing * the token can be added. * @param[out] width the extracted width specifier * @param[out] height the extracted height specifier */ static void defaultHandleTitleAndSize(const int cmd, DocNode *parent, QList &children, QCString &width,QCString &height) { g_nodeStack.push(parent); // parse title doctokenizerYYsetStateTitle(); int tok; while ((tok=doctokenizerYYlex())) { if (tok==TK_WORD && (g_token->name=="width=" || g_token->name=="height=")) { // special case: no title, but we do have a size indicator break; } if (!defaultHandleToken(parent,tok,children)) { errorHandleDefaultToken(parent,tok,children,Mappers::cmdMapper->find(cmd).data()); } } // parse size attributes if (tok == 0) { tok=doctokenizerYYlex(); } while (tok==TK_WHITESPACE || tok==TK_WORD) // there are values following the title { if(tok == TK_WORD) { if (g_token->name=="width=" || g_token->name=="height=") { doctokenizerYYsetStateTitleAttrValue(); g_token->name = g_token->name.left(g_token->name.length()-1); } if (g_token->name=="width") { width = g_token->chars; } else if (g_token->name=="height") { height = g_token->chars; } else { warn_doc_error(g_fileName,doctokenizerYYlineno,"Unknown option '%s' after \\%s command, expected 'width' or 'height'", qPrint(g_token->name), Mappers::cmdMapper->find(cmd).data()); break; } } tok=doctokenizerYYlex(); } doctokenizerYYsetStatePara(); handlePendingStyleCommands(parent,children); DocNode *n=g_nodeStack.pop(); ASSERT(n==parent); } /* Helper function that deals with the most common tokens allowed in * title like sections. * @param parent Parent node, owner of the children list passed as * the third argument. * @param tok The token to process. * @param children The list of child nodes to which the node representing * the token can be added. * @param handleWord Indicates if word token should be processed * @retval TRUE The token was handled. * @retval FALSE The token was not handled. */ static bool defaultHandleToken(DocNode *parent,int tok, QList &children,bool handleWord) { DBG(("token %s at %d",tokToString(tok),doctokenizerYYlineno)); if (tok==TK_WORD || tok==TK_LNKWORD || tok==TK_SYMBOL || tok==TK_URL || tok==TK_COMMAND_AT || tok==TK_COMMAND_BS || tok==TK_HTMLTAG ) { DBG((" name=%s",qPrint(g_token->name))); } DBG(("\n")); reparsetoken: QCString tokenName = g_token->name; switch (tok) { case TK_COMMAND_AT: // fall through case TK_COMMAND_BS: switch (Mappers::cmdMapper->map(tokenName)) { case CMD_BSLASH: children.append(new DocSymbol(parent,DocSymbol::Sym_BSlash)); break; case CMD_AT: children.append(new DocSymbol(parent,DocSymbol::Sym_At)); break; case CMD_LESS: children.append(new DocSymbol(parent,DocSymbol::Sym_Less)); break; case CMD_GREATER: children.append(new DocSymbol(parent,DocSymbol::Sym_Greater)); break; case CMD_AMP: children.append(new DocSymbol(parent,DocSymbol::Sym_Amp)); break; case CMD_DOLLAR: children.append(new DocSymbol(parent,DocSymbol::Sym_Dollar)); break; case CMD_HASH: children.append(new DocSymbol(parent,DocSymbol::Sym_Hash)); break; case CMD_DCOLON: children.append(new DocSymbol(parent,DocSymbol::Sym_DoubleColon)); break; case CMD_PERCENT: children.append(new DocSymbol(parent,DocSymbol::Sym_Percent)); break; case CMD_NDASH: children.append(new DocSymbol(parent,DocSymbol::Sym_Minus)); children.append(new DocSymbol(parent,DocSymbol::Sym_Minus)); break; case CMD_MDASH: children.append(new DocSymbol(parent,DocSymbol::Sym_Minus)); children.append(new DocSymbol(parent,DocSymbol::Sym_Minus)); children.append(new DocSymbol(parent,DocSymbol::Sym_Minus)); break; case CMD_QUOTE: children.append(new DocSymbol(parent,DocSymbol::Sym_Quot)); break; case CMD_PUNT: children.append(new DocSymbol(parent,DocSymbol::Sym_Dot)); break; case CMD_PLUS: children.append(new DocSymbol(parent,DocSymbol::Sym_Plus)); break; case CMD_MINUS: children.append(new DocSymbol(parent,DocSymbol::Sym_Minus)); break; case CMD_EQUAL: children.append(new DocSymbol(parent,DocSymbol::Sym_Equal)); break; case CMD_EMPHASIS: { children.append(new DocStyleChange(parent,g_nodeStack.count(),DocStyleChange::Italic,TRUE)); tok=handleStyleArgument(parent,children,tokenName); children.append(new DocStyleChange(parent,g_nodeStack.count(),DocStyleChange::Italic,FALSE)); if (tok!=TK_WORD) children.append(new DocWhiteSpace(parent," ")); if (tok==TK_NEWPARA) goto handlepara; else if (tok==TK_WORD || tok==TK_HTMLTAG) { DBG(("CMD_EMPHASIS: reparsing command %s\n",qPrint(g_token->name))); goto reparsetoken; } } break; case CMD_BOLD: { children.append(new DocStyleChange(parent,g_nodeStack.count(),DocStyleChange::Bold,TRUE)); tok=handleStyleArgument(parent,children,tokenName); children.append(new DocStyleChange(parent,g_nodeStack.count(),DocStyleChange::Bold,FALSE)); if (tok!=TK_WORD) children.append(new DocWhiteSpace(parent," ")); if (tok==TK_NEWPARA) goto handlepara; else if (tok==TK_WORD || tok==TK_HTMLTAG) { DBG(("CMD_BOLD: reparsing command %s\n",qPrint(g_token->name))); goto reparsetoken; } } break; case CMD_CODE: { children.append(new DocStyleChange(parent,g_nodeStack.count(),DocStyleChange::Code,TRUE)); tok=handleStyleArgument(parent,children,tokenName); children.append(new DocStyleChange(parent,g_nodeStack.count(),DocStyleChange::Code,FALSE)); if (tok!=TK_WORD) children.append(new DocWhiteSpace(parent," ")); if (tok==TK_NEWPARA) goto handlepara; else if (tok==TK_WORD || tok==TK_HTMLTAG) { DBG(("CMD_CODE: reparsing command %s\n",qPrint(g_token->name))); goto reparsetoken; } } break; case CMD_HTMLONLY: { doctokenizerYYsetStateHtmlOnly(); tok = doctokenizerYYlex(); children.append(new DocVerbatim(parent,g_context,g_token->verb,DocVerbatim::HtmlOnly,g_isExample,g_exampleName,g_token->name=="block")); if (tok==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"htmlonly section ended without end marker"); doctokenizerYYsetStatePara(); } break; case CMD_MANONLY: { doctokenizerYYsetStateManOnly(); tok = doctokenizerYYlex(); children.append(new DocVerbatim(parent,g_context,g_token->verb,DocVerbatim::ManOnly,g_isExample,g_exampleName)); if (tok==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"manonly section ended without end marker"); doctokenizerYYsetStatePara(); } break; case CMD_RTFONLY: { doctokenizerYYsetStateRtfOnly(); tok = doctokenizerYYlex(); children.append(new DocVerbatim(parent,g_context,g_token->verb,DocVerbatim::RtfOnly,g_isExample,g_exampleName)); if (tok==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"rtfonly section ended without end marker"); doctokenizerYYsetStatePara(); } break; case CMD_LATEXONLY: { doctokenizerYYsetStateLatexOnly(); tok = doctokenizerYYlex(); children.append(new DocVerbatim(parent,g_context,g_token->verb,DocVerbatim::LatexOnly,g_isExample,g_exampleName)); if (tok==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"latexonly section ended without end marker",doctokenizerYYlineno); doctokenizerYYsetStatePara(); } break; case CMD_XMLONLY: { doctokenizerYYsetStateXmlOnly(); tok = doctokenizerYYlex(); children.append(new DocVerbatim(parent,g_context,g_token->verb,DocVerbatim::XmlOnly,g_isExample,g_exampleName)); if (tok==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"xmlonly section ended without end marker",doctokenizerYYlineno); doctokenizerYYsetStatePara(); } break; case CMD_DBONLY: { doctokenizerYYsetStateDbOnly(); tok = doctokenizerYYlex(); children.append(new DocVerbatim(parent,g_context,g_token->verb,DocVerbatim::DocbookOnly,g_isExample,g_exampleName)); if (tok==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"docbookonly section ended without end marker",doctokenizerYYlineno); doctokenizerYYsetStatePara(); } break; case CMD_FORMULA: { DocFormula *form=new DocFormula(parent,g_token->id); children.append(form); } break; case CMD_ANCHOR: { DocAnchor *anchor = handleAnchor(parent); if (anchor) { children.append(anchor); } } break; case CMD_INTERNALREF: { DocInternalRef *ref = handleInternalRef(parent); if (ref) { children.append(ref); ref->parse(); } doctokenizerYYsetStatePara(); } break; case CMD_SETSCOPE: { QCString scope; doctokenizerYYsetStateSetScope(); doctokenizerYYlex(); scope = g_token->name; g_context = scope; //printf("Found scope='%s'\n",scope.data()); doctokenizerYYsetStatePara(); } break; case CMD_IMAGE: ((DocPara *)parent) -> handleImage("image"); break; default: return FALSE; } break; case TK_HTMLTAG: { switch (Mappers::htmlTagMapper->map(tokenName)) { case HTML_DIV: warn_doc_error(g_fileName,doctokenizerYYlineno,"found
tag in heading\n"); break; case HTML_PRE: warn_doc_error(g_fileName,doctokenizerYYlineno,"found 
 tag in heading\n");
            break;
          case HTML_BOLD:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Bold,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Bold,tokenName);
            }
            break;
          case HTML_STRIKE:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Strike,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Strike,tokenName);
            }
            break;
          case HTML_DEL:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Del,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Del,tokenName);
            }
            break;
          case HTML_UNDERLINE:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Underline,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Underline,tokenName);
            }
            break;
          case HTML_INS:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Ins,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Ins,tokenName);
            }
            break;
          case HTML_CODE:
          case XML_C:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Code,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Code,tokenName);
            }
            break;
          case HTML_EMPHASIS:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Italic,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Italic,tokenName);
            }
            break;
          case HTML_SUB:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Subscript,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Subscript,tokenName);
            }
            break;
          case HTML_SUP:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Superscript,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Superscript,tokenName);
            }
            break;
          case HTML_CENTER:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Center,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Center,tokenName);
            }
            break;
          case HTML_SMALL:
            if (!g_token->endTag)
            {
              handleStyleEnter(parent,children,DocStyleChange::Small,&g_token->attribs);
            }
            else
            {
              handleStyleLeave(parent,children,DocStyleChange::Small,tokenName);
            }
            break;
          case HTML_IMG:
            if (!g_token->endTag)
              handleImg(parent,children,g_token->attribs);
	    break;
          default:
            return FALSE;
            break;
        }
      }
      break;
    case TK_SYMBOL: 
      {
        DocSymbol::SymType s = DocSymbol::decodeSymbol(tokenName);
        if (s!=DocSymbol::Sym_Unknown)
        {
          children.append(new DocSymbol(parent,s));
        }
        else
        {
          return FALSE;
        }
      }
      break;
    case TK_WHITESPACE: 
    case TK_NEWPARA: 
handlepara:
      if (insidePRE(parent) || !children.isEmpty())
      {
        children.append(new DocWhiteSpace(parent,g_token->chars));
      }
      break;
    case TK_LNKWORD: 
      if (handleWord)
      {
        handleLinkedWord(parent,children);
      }
      else
        return FALSE;
      break;
    case TK_WORD: 
      if (handleWord)
      {
        children.append(new DocWord(parent,g_token->name));
      }
      else
        return FALSE;
      break;
    case TK_URL:
      if (g_insideHtmlLink)
      {
        children.append(new DocWord(parent,g_token->name));
      }
      else
      {
        children.append(new DocURL(parent,g_token->name,g_token->isEMailAddr));
      }
      break;
    default:
      return FALSE;
  }
  return TRUE;
}

//---------------------------------------------------------------------------

static void handleImg(DocNode *parent,QList &children,const HtmlAttribList &tagHtmlAttribs)
{
  HtmlAttribListIterator li(tagHtmlAttribs);
  HtmlAttrib *opt;
  bool found=FALSE;
  int index=0;
  for (li.toFirst();(opt=li.current());++li,++index)
  {
    //printf("option name=%s value=%s\n",opt->name.data(),opt->value.data());
    if (opt->name=="src" && !opt->value.isEmpty())
    {
      // copy attributes
      HtmlAttribList attrList = tagHtmlAttribs;
      // and remove the src attribute
      bool result = attrList.remove(index);
      ASSERT(result);
      DocImage::Type t = DocImage::Html;
      DocImage *img = new DocImage(parent,attrList,findAndCopyImage(opt->value,t,false),t,opt->value);
      children.append(img);
      found = TRUE;
    }
  }
  if (!found)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"IMG tag does not have a SRC attribute!\n");
  }
}

//---------------------------------------------------------------------------

DocSymbol::SymType DocSymbol::decodeSymbol(const QCString &symName)
{
  DBG(("decodeSymbol(%s)\n",qPrint(symName)));
  return HtmlEntityMapper::instance()->name2sym(symName);
}

//---------------------------------------------------------------------------

DocEmoji::DocEmoji(DocNode *parent,const QCString &symName) :
      m_symName(symName), m_index(-1)
{
  m_parent = parent;
  QCString locSymName = symName;
  int len=locSymName.length();
  if (len>0)
  {
    if (locSymName.at(len-1)!=':') locSymName.append(":");
    if (locSymName.at(0)!=':')     locSymName.prepend(":");
  }
  m_symName = locSymName;
  m_index = EmojiEntityMapper::instance()->symbol2index(m_symName);
  if (m_index==-1)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"Found unsupported emoji symbol '%s'\n",qPrint(m_symName));
  }
}

//---------------------------------------------------------------------------

static int internalValidatingParseDoc(DocNode *parent,QList &children,
                                    const QCString &doc)
{
  int retval = RetVal_OK;

  if (doc.isEmpty()) return retval;

  doctokenizerYYinit(doc,g_fileName);

  // first parse any number of paragraphs
  bool isFirst=TRUE;
  DocPara *lastPar=0;
  if (!children.isEmpty() && children.getLast()->kind()==DocNode::Kind_Para)
  { // last child item was a paragraph
    lastPar = (DocPara*)children.getLast();
    isFirst=FALSE;
  }
  do
  {
    DocPara *par = new DocPara(parent);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    retval=par->parse();
    if (!par->isEmpty()) 
    {
      children.append(par);
      if (lastPar) lastPar->markLast(FALSE);
      lastPar=par;
    }
    else
    {
      delete par;
    }
  } while (retval==TK_NEWPARA);
  if (lastPar) lastPar->markLast();

  //printf("internalValidateParsingDoc: %p: isFirst=%d isLast=%d\n",
  //   lastPar,lastPar?lastPar->isFirst():-1,lastPar?lastPar->isLast():-1);

  return retval;
}

//---------------------------------------------------------------------------

static void readTextFileByName(const QCString &file,QCString &text)
{
  if (Portable::isAbsolutePath(file.data()))
  {
    QFileInfo fi(file);
    if (fi.exists())
    {
      text = fileToString(file,Config_getBool(FILTER_SOURCE_FILES));
      return;
    }
  }
  QStrList &examplePathList = Config_getList(EXAMPLE_PATH);
  char *s=examplePathList.first();
  while (s)
  {
    QCString absFileName = QCString(s)+Portable::pathSeparator()+file;
    QFileInfo fi(absFileName);
    if (fi.exists())
    {
      text = fileToString(absFileName,Config_getBool(FILTER_SOURCE_FILES));
      return;
    }
    s=examplePathList.next(); 
  }

  // as a fallback we also look in the exampleNameDict
  bool ambig;
  FileDef *fd;
  if ((fd=findFileDef(Doxygen::exampleNameDict,file,ambig)) && !ambig)
  {
    text = fileToString(fd->absFilePath(),Config_getBool(FILTER_SOURCE_FILES));
  }
  else if (ambig)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"included file name %s is ambiguous"
           "Possible candidates:\n%s",qPrint(file),
           qPrint(showFileDefMatches(Doxygen::exampleNameDict,file))
          );
  }
  else
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"included file %s is not found. "
           "Check your EXAMPLE_PATH",qPrint(file));
  }
}

//---------------------------------------------------------------------------

DocWord::DocWord(DocNode *parent,const QCString &word) : 
      m_word(word) 
{
  m_parent = parent; 
  //printf("new word %s url=%s\n",word.data(),g_searchUrl.data());
  if (Doxygen::searchIndex && !g_searchUrl.isEmpty())
  {
    Doxygen::searchIndex->addWord(word,FALSE);
  }
}

//---------------------------------------------------------------------------

DocLinkedWord::DocLinkedWord(DocNode *parent,const QCString &word,
                  const QCString &ref,const QCString &file,
                  const QCString &anchor,const QCString &tooltip) : 
      m_word(word), m_ref(ref), 
      m_file(file), m_relPath(g_relPath), m_anchor(anchor),
      m_tooltip(tooltip)
{
  m_parent = parent; 
  //printf("DocLinkedWord: new word %s url=%s tooltip='%s'\n",
  //    word.data(),g_searchUrl.data(),tooltip.data());
  if (Doxygen::searchIndex && !g_searchUrl.isEmpty())
  {
    Doxygen::searchIndex->addWord(word,FALSE);
  }
}

//---------------------------------------------------------------------------

DocAnchor::DocAnchor(DocNode *parent,const QCString &id,bool newAnchor)
{
  m_parent = parent; 
  if (id.isEmpty())
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"Empty anchor label");
    return;
  }

  if (id.left(CiteConsts::anchorPrefix.length()) == CiteConsts::anchorPrefix) 
  {
    CiteInfo *cite = Doxygen::citeDict->find(id.mid(CiteConsts::anchorPrefix.length()));
    if (cite) 
    {
      m_file = convertNameToFile(CiteConsts::fileName,FALSE,TRUE);
      m_anchor = id;
    }
    else 
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid cite anchor id '%s'",qPrint(id));
      m_anchor = "invalid";
      m_file = "invalid";
    }
  }
  else if (newAnchor) // found 
  {
    m_anchor = id;
  }
  else // found \anchor label
  {
    SectionInfo *sec = Doxygen::sectionDict->find(id);
    if (sec)
    {
      //printf("Found anchor %s\n",id.data());
      m_file   = sec->fileName;
      m_anchor = sec->label;
      if (g_sectionDict && g_sectionDict->find(id)==0)
      {
        //printf("Inserting in dictionary!\n");
        g_sectionDict->append(id,sec);
      }
    }
    else
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid anchor id '%s'",qPrint(id));
      m_anchor = "invalid";
      m_file = "invalid";
    }
  }
}

//---------------------------------------------------------------------------

DocVerbatim::DocVerbatim(DocNode *parent,const QCString &context,
    const QCString &text, Type t,bool isExample,
    const QCString &exampleFile,bool isBlock,const QCString &lang)
  : m_context(context), m_text(text), m_type(t),
    m_isExample(isExample), m_exampleFile(exampleFile),
    m_relPath(g_relPath), m_lang(lang), m_isBlock(isBlock)
{
  m_parent = parent;
}


//---------------------------------------------------------------------------

void DocInclude::parse()
{
  DBG(("DocInclude::parse(file=%s,text=%s)\n",qPrint(m_file),qPrint(m_text)));
  switch(m_type)
  {
    case DontIncWithLines:
      // fall through
    case IncWithLines:
      // fall through
    case Include:
      // fall through
    case DontInclude:
      readTextFileByName(m_file,m_text);
      g_includeFileName   = m_file;
      g_includeFileText   = m_text;
      g_includeFileOffset = 0;
      g_includeFileLength = m_text.length();
      g_includeFileLine   = 0;
      g_includeFileShowLineNo = (m_type == DontIncWithLines || m_type == IncWithLines);
      //printf("g_includeFile=<<%s>>\n",g_includeFileText.data());
      break;
    case VerbInclude: 
      // fall through
    case HtmlInclude:
      readTextFileByName(m_file,m_text);
      break;
    case LatexInclude:
      readTextFileByName(m_file,m_text);
      break;
    case Snippet:
    case SnipWithLines:
      readTextFileByName(m_file,m_text);
      // check here for the existence of the blockId inside the file, so we
      // only generate the warning once.
      int count;
      if (!m_blockId.isEmpty() && (count=m_text.contains(m_blockId.data()))!=2)
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"block marked with %s for \\snippet should appear twice in file %s, found it %d times\n",
            m_blockId.data(),m_file.data(),count);
      }
      break;
    case DocInclude::SnippetDoc: 
    case DocInclude::IncludeDoc: 
      err("Internal inconsistency: found switch SnippetDoc / IncludeDoc in file: %s"
          "Please create a bug report\n",__FILE__);
      break;
  }
}

//---------------------------------------------------------------------------

void DocIncOperator::parse()
{
  if (g_includeFileName.isEmpty())
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,
                   "No previous '\\include' or '\\dontinclude' command for '\\%s' present",
                   typeAsString());
  }

  m_includeFileName = g_includeFileName;
  const char *p = g_includeFileText;
  uint l = g_includeFileLength;
  uint o = g_includeFileOffset;
  uint il = g_includeFileLine;
  DBG(("DocIncOperator::parse() text=%s off=%d len=%d\n",qPrint(p),o,l));
  uint so = o,bo;
  bool nonEmpty = FALSE;
  switch(type())
  {
    case Line:
      while (ofind(m_key); 
  if (refList && 
      (
       // either not a built-in list or the list is enabled
       (m_key!="todo"       || Config_getBool(GENERATE_TODOLIST)) && 
       (m_key!="test"       || Config_getBool(GENERATE_TESTLIST)) && 
       (m_key!="bug"        || Config_getBool(GENERATE_BUGLIST))  && 
       (m_key!="deprecated" || Config_getBool(GENERATE_DEPRECATEDLIST))
      ) 
     )
  {
    RefItem *item = refList->getRefItem(m_id);
    ASSERT(item!=0);
    if (item)
    {
      if (g_memberDef && g_memberDef->name().at(0)=='@')
      {
        m_file   = "@";  // can't cross reference anonymous enum
        m_anchor = "@";
      }
      else
      {
        m_file   = refList->fileName();
        m_anchor = item->listAnchor;
      }
      m_title  = refList->sectionTitle();
      //printf("DocXRefItem: file=%s anchor=%s title=%s\n",
      //    m_file.data(),m_anchor.data(),m_title.data());

      if (!item->text.isEmpty())
      {
        docParserPushContext();
        internalValidatingParseDoc(this,m_children,item->text);
        docParserPopContext();
      }
    }
    return TRUE;
  }
  return FALSE;
}

//---------------------------------------------------------------------------

DocFormula::DocFormula(DocNode *parent,int id) :
      m_relPath(g_relPath)
{
  m_parent = parent; 
  QCString formCmd;
  formCmd.sprintf("\\form#%d",id);
  Formula *formula=Doxygen::formulaNameDict->find(formCmd);
  if (formula)
  {
    m_id = formula->getId();
    m_name.sprintf("form_%d",m_id);
    m_text = formula->getFormulaText();
  }
  else // wrong \form# command
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"Wrong formula id %d",id);
    m_id = -1;
  }
}

//---------------------------------------------------------------------------

//int DocLanguage::parse()
//{
//  int retval;
//  DBG(("DocLanguage::parse() start\n"));
//  g_nodeStack.push(this);
//
//  // parse one or more paragraphs
//  bool isFirst=TRUE;
//  DocPara *par=0;
//  do
//  {
//    par = new DocPara(this);
//    if (isFirst) { par->markFirst(); isFirst=FALSE; }
//    m_children.append(par);
//    retval=par->parse();
//  }
//  while (retval==TK_NEWPARA);
//  if (par) par->markLast();
//
//  DBG(("DocLanguage::parse() end\n"));
//  DocNode *n = g_nodeStack.pop();
//  ASSERT(n==this);
//  return retval;
//}

//---------------------------------------------------------------------------

void DocSecRefItem::parse()
{
  DBG(("DocSecRefItem::parse() start\n"));
  g_nodeStack.push(this);

  doctokenizerYYsetStateTitle();
  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      errorHandleDefaultToken(this,tok,m_children,"\\refitem");
    }
  }
  doctokenizerYYsetStatePara();
  handlePendingStyleCommands(this,m_children);

  SectionInfo *sec=0;
  if (!m_target.isEmpty())
  {
    sec=Doxygen::sectionDict->find(m_target);
    if (sec)
    {
      m_file   = sec->fileName;
      m_anchor = sec->label;
      if (g_sectionDict && g_sectionDict->find(m_target)==0)
      {
        g_sectionDict->append(m_target,sec);
      }
    }
    else
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"reference to unknown section %s",
          qPrint(m_target));
    }
  } 
  else
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"reference to empty target");
  }
  
  DBG(("DocSecRefItem::parse() end\n"));
  DocNode *n = g_nodeStack.pop();
  ASSERT(n==this);
}

//---------------------------------------------------------------------------

void DocSecRefList::parse()
{
  DBG(("DocSecRefList::parse() start\n"));
  g_nodeStack.push(this);

  int tok=doctokenizerYYlex();
  // skip white space
  while (tok==TK_WHITESPACE || tok==TK_NEWPARA) tok=doctokenizerYYlex();
  // handle items
  while (tok)
  {
    if (tok==TK_COMMAND_AT || tok == TK_COMMAND_BS)
    {
      const char *cmd_start = (tok==TK_COMMAND_AT ? "@" : "\\");
      switch (Mappers::cmdMapper->map(g_token->name))
      {
        case CMD_SECREFITEM:
          {
            int tok=doctokenizerYYlex();
            if (tok!=TK_WHITESPACE)
            {
              warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\refitem command");
              break;
            }
            tok=doctokenizerYYlex();
            if (tok!=TK_WORD && tok!=TK_LNKWORD)
            {
              warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of \\refitem",
                  tokToString(tok));
              break;
            }

            DocSecRefItem *item = new DocSecRefItem(this,g_token->name);
            m_children.append(item);
            item->parse();
          }
          break;
        case CMD_ENDSECREFLIST:
          goto endsecreflist;
        default:
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Illegal command %s as part of a \\secreflist",
              qPrint(cmd_start + g_token->name));
          goto endsecreflist;
      }
    }
    else if (tok==TK_WHITESPACE)
    {
      // ignore whitespace
    }
    else
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected token %s inside section reference list",
          tokToString(tok));
      goto endsecreflist;
    }
    tok=doctokenizerYYlex();
  }

endsecreflist:
  DBG(("DocSecRefList::parse() end\n"));
  DocNode *n = g_nodeStack.pop();
  ASSERT(n==this);
}

//---------------------------------------------------------------------------

DocInternalRef::DocInternalRef(DocNode *parent,const QCString &ref) 
  : m_relPath(g_relPath)
{
  m_parent = parent; 
  int i=ref.find('#');
  if (i!=-1)
  {
    m_anchor = ref.right(ref.length()-i-1);
    m_file   = ref.left(i);
  }
  else
  {
    m_file = ref;
  }
}

void DocInternalRef::parse()
{
  g_nodeStack.push(this);
  DBG(("DocInternalRef::parse() start\n"));

  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      errorHandleDefaultToken(this,tok,m_children,"\\ref");
    }
  }

  handlePendingStyleCommands(this,m_children);
  DBG(("DocInternalRef::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
}

//---------------------------------------------------------------------------

DocRef::DocRef(DocNode *parent,const QCString &target,const QCString &context) : 
   m_refType(Unknown), m_isSubPage(FALSE)
{
  m_parent = parent; 
  const Definition  *compound = 0;
  QCString     anchor;
  //printf("DocRef::DocRef(target=%s,context=%s)\n",target.data(),context.data());
  ASSERT(!target.isEmpty());
  SrcLangExt lang = getLanguageFromFileName(target);
  m_relPath = g_relPath;
  SectionInfo *sec = Doxygen::sectionDict->find(target);
  if (sec==0 && lang==SrcLangExt_Markdown) // lookup as markdown file
  {
    sec = Doxygen::sectionDict->find(markdownFileNameToId(target));
  }
  if (sec) // ref to section or anchor
  {
    PageDef *pd = 0;
    if (sec->type==SectionInfo::Page)
    {
      pd = Doxygen::pageSDict->find(target);
    }
    m_text         = sec->title;
    if (m_text.isEmpty()) m_text = sec->label;

    m_ref          = sec->ref;
    m_file         = stripKnownExtensions(sec->fileName);
    if (sec->type==SectionInfo::Anchor)
    {
      m_refType = Anchor;
    }
    else if (sec->type==SectionInfo::Table)
    {
      m_refType = Table;
    }
    else
    {
      m_refType = Section;
    }
    m_isSubPage    = pd && pd->hasParentPage();
    if (sec->type!=SectionInfo::Page || m_isSubPage) m_anchor = sec->label;
    //printf("m_text=%s,m_ref=%s,m_file=%s,m_refToAnchor=%d type=%d\n",
    //    m_text.data(),m_ref.data(),m_file.data(),m_refToAnchor,sec->type);
    return;
  }
  else if (resolveLink(context,target,TRUE,&compound,anchor))
  {
    bool isFile = compound ? 
                 (compound->definitionType()==Definition::TypeFile ||
                  compound->definitionType()==Definition::TypePage ? TRUE : FALSE) : 
                 FALSE;
    m_text = linkToText(compound?compound->getLanguage():SrcLangExt_Unknown,target,isFile);
    m_anchor = anchor;
    if (compound && compound->isLinkable()) // ref to compound
    {
      if (anchor.isEmpty() &&                                  /* compound link */
          compound->definitionType()==Definition::TypeGroup && /* is group */
          (dynamic_cast(compound))->groupTitle()                 /* with title */
         )
      {
        m_text=(dynamic_cast(compound))->groupTitle(); // use group's title as link
      }
      else if (compound->definitionType()==Definition::TypeMember &&
          (dynamic_cast(compound))->isObjCMethod())
      {
        // Objective C Method
        const MemberDef *member = dynamic_cast(compound);
        bool localLink = g_memberDef ? member->getClassDef()==g_memberDef->getClassDef() : FALSE;
        m_text = member->objCMethodName(localLink,g_inSeeBlock);
      }

      m_file = compound->getOutputFileBase();
      m_ref  = compound->getReference();
      //printf("isFile=%d compound=%s (%d)\n",isFile,compound->name().data(),
      //    compound->definitionType());
      return;
    }
    else if (compound && compound->definitionType()==Definition::TypeFile &&
             (dynamic_cast(compound))->generateSourceFile()
            ) // undocumented file that has source code we can link to
    {
      m_file = compound->getSourceFileBase();
      m_ref  = compound->getReference();
      return;
    }
  }
  m_text = target;
  warn_doc_error(g_fileName,doctokenizerYYlineno,"unable to resolve reference to '%s' for \\ref command",
           qPrint(target)); 
}

static void flattenParagraphs(DocNode *root,QList &children)
{
  QListIterator li(children);
  QList newChildren;
  DocNode *dn;
  for (li.toFirst();(dn=li.current());++li)
  {
    if (dn->kind()==DocNode::Kind_Para)
    {
      DocPara *para = (DocPara*)dn;
      QList ¶Children = para->children();
      paraChildren.setAutoDelete(FALSE); // unlink children from paragraph node
      QListIterator li2(paraChildren);
      DocNode *dn2;
      for (li2.toFirst();(dn2=li2.current());++li2)
      {
        newChildren.append(dn2); // add them to new node
      }
    }
  }
  children.clear();
  QListIterator li3(newChildren);
  for (li3.toFirst();(dn=li3.current());++li3)
  {
    children.append(dn);
    dn->setParent(root);
  }
}

void DocRef::parse()
{
  g_nodeStack.push(this);
  DBG(("DocRef::parse() start\n"));

  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      switch (tok)
      {
        case TK_HTMLTAG:
          break;
        default:
          errorHandleDefaultToken(this,tok,m_children,"\\ref");
          break;
      }
    }
  }

  if (m_children.isEmpty() && !m_text.isEmpty())
  {
    g_insideHtmlLink=TRUE;
    docParserPushContext();
    internalValidatingParseDoc(this,m_children,m_text);
    docParserPopContext();
    g_insideHtmlLink=FALSE;
    flattenParagraphs(this,m_children);
  }

  handlePendingStyleCommands(this,m_children);
  
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
}

//---------------------------------------------------------------------------

DocCite::DocCite(DocNode *parent,const QCString &target,const QCString &) //context)
{
  static uint numBibFiles = Config_getList(CITE_BIB_FILES).count();
  m_parent = parent;
  //printf("DocCite::DocCite(target=%s)\n",target.data());
  ASSERT(!target.isEmpty());
  m_relPath = g_relPath;
  CiteInfo *cite = Doxygen::citeDict->find(target);
  //printf("cite=%p text='%s' numBibFiles=%d\n",cite,cite?cite->text.data():"",numBibFiles);
  if (numBibFiles>0 && cite && !cite->text.isEmpty()) // ref to citation
  {
    m_text         = cite->text;
    m_ref          = cite->ref;
    m_anchor       = CiteConsts::anchorPrefix+cite->label;
    m_file         = convertNameToFile(CiteConsts::fileName,FALSE,TRUE);
    //printf("CITE ==> m_text=%s,m_ref=%s,m_file=%s,m_anchor=%s\n",
    //    m_text.data(),m_ref.data(),m_file.data(),m_anchor.data());
    return;
  }
  m_text = target;
  if (numBibFiles==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"\\cite command found but no bib files specified via CITE_BIB_FILES!");
  }
  else if (cite==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unable to resolve reference to '%s' for \\cite command",
             qPrint(target));
  }
  else
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"\\cite command to '%s' does not have an associated number",
             qPrint(target));
  }
}

//---------------------------------------------------------------------------

DocLink::DocLink(DocNode *parent,const QCString &target) 
{
  m_parent = parent;
  const Definition *compound = 0;
  QCString anchor;
  m_refText = target;
  m_relPath = g_relPath;
  if (!m_refText.isEmpty() && m_refText.at(0)=='#')
  {
    m_refText = m_refText.right(m_refText.length()-1);
  }
  if (resolveLink(g_context,stripKnownExtensions(target),g_inSeeBlock,
                  &compound,anchor))
  {
    m_anchor = anchor;
    if (compound && compound->isLinkable())
    {
      m_file = compound->getOutputFileBase();
      m_ref  = compound->getReference();
    }
    else if (compound && compound->definitionType()==Definition::TypeFile &&
             (dynamic_cast(compound))->generateSourceFile()
            ) // undocumented file that has source code we can link to
    {
      m_file = compound->getSourceFileBase();
      m_ref  = compound->getReference();
    }
    return;
  }

  // bogus link target
  warn_doc_error(g_fileName,doctokenizerYYlineno,"unable to resolve link to '%s' for \\link command",
         qPrint(target)); 
}


QCString DocLink::parse(bool isJavaLink,bool isXmlLink)
{
  QCString result;
  g_nodeStack.push(this);
  DBG(("DocLink::parse() start\n"));

  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children,FALSE))
    {
      const char *cmd_start = "\\";
      switch (tok)
      {
        case TK_COMMAND_AT:
          cmd_start = "@";
        // fall through
        case TK_COMMAND_BS:
          switch (Mappers::cmdMapper->map(g_token->name))
          {
            case CMD_ENDLINK:
              if (isJavaLink)
              {
                warn_doc_error(g_fileName,doctokenizerYYlineno,"{@link.. ended with @endlink command");
              }
              goto endlink;
            default:
              warn_doc_error(g_fileName,doctokenizerYYlineno,"Illegal command %s as part of a \\link",
                  qPrint(cmd_start + g_token->name));
              break;
          }
          break;
        case TK_SYMBOL: 
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Unsupported symbol %s found as part of a \\link",
              qPrint(g_token->name));
          break;
        case TK_HTMLTAG:
          if (g_token->name!="see" || !isXmlLink)
          {
            warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected xml/html command %s found as part of a \\link",
                qPrint(g_token->name));
          }
          goto endlink;
        case TK_LNKWORD: 
        case TK_WORD: 
          if (isJavaLink) // special case to detect closing }
          {
            QCString w = g_token->name;
            int p;
            if (w=="}")
            {
              goto endlink;
            }
            else if ((p=w.find('}'))!=-1)
            {
              uint l=w.length();
              m_children.append(new DocWord(this,w.left(p)));
              if ((uint)pname));
          break;
        default:
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected token %s",
             tokToString(tok));
        break;
      }
    }
  }
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected end of comment while inside"
           " link command\n"); 
  }
endlink:

  if (m_children.isEmpty()) // no link text
  {
    m_children.append(new DocWord(this,m_refText));
  }

  handlePendingStyleCommands(this,m_children);
  DBG(("DocLink::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return result;
}


//---------------------------------------------------------------------------

DocDotFile::DocDotFile(DocNode *parent,const QCString &name,const QCString &context) : 
      m_name(name), m_relPath(g_relPath), m_context(context)
{
  m_parent = parent; 
}

bool DocDotFile::parse()
{
  bool ok = false;
  defaultHandleTitleAndSize(CMD_DOTFILE,this,m_children,m_width,m_height);

  bool ambig;
  FileDef *fd = findFileDef(Doxygen::dotFileNameDict,m_name,ambig);
  if (fd==0 && m_name.right(4)!=".dot") // try with .dot extension as well
  {
    fd = findFileDef(Doxygen::dotFileNameDict,m_name+".dot",ambig);
  }
  if (fd && !ambig)
  {
    m_file = fd->absFilePath();
    ok = true;
  }
  else if (ambig)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"included dot file name %s is ambiguous.\n"
           "Possible candidates:\n%s",qPrint(m_name),
           qPrint(showFileDefMatches(Doxygen::dotFileNameDict,m_name))
          );
  }
  else
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"included dot file %s is not found "
           "in any of the paths specified via DOTFILE_DIRS!",qPrint(m_name));
  }
  return ok;
}

DocMscFile::DocMscFile(DocNode *parent,const QCString &name,const QCString &context) : 
      m_name(name), m_relPath(g_relPath), m_context(context)
{
  m_parent = parent; 
}

bool DocMscFile::parse()
{
  bool ok = false;
  defaultHandleTitleAndSize(CMD_MSCFILE,this,m_children,m_width,m_height);

  bool ambig;
  FileDef *fd = findFileDef(Doxygen::mscFileNameDict,m_name,ambig);
  if (fd==0 && m_name.right(4)!=".msc") // try with .msc extension as well
  {
    fd = findFileDef(Doxygen::mscFileNameDict,m_name+".msc",ambig);
  }
  if (fd && !ambig)
  {
    m_file = fd->absFilePath();
    ok = true;
  }
  else if (ambig)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"included msc file name %s is ambiguous.\n"
           "Possible candidates:\n%s",qPrint(m_name),
           qPrint(showFileDefMatches(Doxygen::mscFileNameDict,m_name))
          );
  }
  else
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"included msc file %s is not found "
           "in any of the paths specified via MSCFILE_DIRS!",qPrint(m_name));
  }
  return ok;
}

//---------------------------------------------------------------------------

DocDiaFile::DocDiaFile(DocNode *parent,const QCString &name,const QCString &context) :
      m_name(name), m_relPath(g_relPath), m_context(context)
{
  m_parent = parent;
}

bool DocDiaFile::parse()
{
  bool ok = false;
  defaultHandleTitleAndSize(CMD_DIAFILE,this,m_children,m_width,m_height);

  bool ambig;
  FileDef *fd = findFileDef(Doxygen::diaFileNameDict,m_name,ambig);
  if (fd==0 && m_name.right(4)!=".dia") // try with .dia extension as well
  {
    fd = findFileDef(Doxygen::diaFileNameDict,m_name+".dia",ambig);
  }
  if (fd && !ambig)
  {
    m_file = fd->absFilePath();
    ok = true;
  }
  else if (ambig)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"included dia file name %s is ambiguous.\n"
           "Possible candidates:\n%s",qPrint(m_name),
           qPrint(showFileDefMatches(Doxygen::diaFileNameDict,m_name))
          );
  }
  else
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"included dia file %s is not found "
           "in any of the paths specified via DIAFILE_DIRS!",qPrint(m_name));
  }
  return ok;
}

//---------------------------------------------------------------------------

DocVhdlFlow::DocVhdlFlow(DocNode *parent)
{
  m_parent = parent;
}

void DocVhdlFlow::parse()
{
  g_nodeStack.push(this);
  DBG(("DocVhdlFlow::parse() start\n"));

  doctokenizerYYsetStateTitle();
  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      errorHandleDefaultToken(this,tok,m_children,"\\vhdlflow");
    }
  }
  tok=doctokenizerYYlex();

  doctokenizerYYsetStatePara();
  handlePendingStyleCommands(this,m_children);

  DBG(("DocVhdlFlow::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  VhdlDocGen::createFlowChart(g_memberDef);
}


//---------------------------------------------------------------------------

DocImage::DocImage(DocNode *parent,const HtmlAttribList &attribs,const QCString &name,
                   Type t,const QCString &url, bool inlineImage) :
      m_attribs(attribs), m_name(name),
      m_type(t), m_relPath(g_relPath),
      m_url(url), m_inlineImage(inlineImage)
{
  m_parent = parent;
}

bool DocImage::isSVG() const
{
  QCString  locName = m_url.isEmpty() ? m_name : m_url;
  int len = locName.length();
  int fnd = locName.find('?'); // ignore part from ? until end
  if (fnd==-1) fnd=len;
  return fnd>=4 && locName.mid(fnd-4,4)==".svg";
}

void DocImage::parse()
{
  defaultHandleTitleAndSize(CMD_IMAGE,this,m_children,m_width,m_height);
}


//---------------------------------------------------------------------------

int DocHtmlHeader::parse()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHtmlHeader::parse() start\n"));

  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      switch (tok)
      {
        case TK_HTMLTAG:
          {
            int tagId=Mappers::htmlTagMapper->map(g_token->name);
            if (tagId==HTML_H1 && g_token->endTag) // found  tag
            {
              if (m_level!=1)
              {
                warn_doc_error(g_fileName,doctokenizerYYlineno," ended with ",
                    m_level); 
              }
              goto endheader;
            }
            else if (tagId==HTML_H2 && g_token->endTag) // found  tag
            {
              if (m_level!=2)
              {
                warn_doc_error(g_fileName,doctokenizerYYlineno," ended with ",
                    m_level); 
              }
              goto endheader;
            }
            else if (tagId==HTML_H3 && g_token->endTag) // found  tag
            {
              if (m_level!=3)
              {
                warn_doc_error(g_fileName,doctokenizerYYlineno," ended with ",
                    m_level); 
              }
              goto endheader;
            }
            else if (tagId==HTML_H4 && g_token->endTag) // found  tag
            {
              if (m_level!=4)
              {
                warn_doc_error(g_fileName,doctokenizerYYlineno," ended with ",
                    m_level); 
              }
              goto endheader;
            }
            else if (tagId==HTML_H5 && g_token->endTag) // found  tag
            {
              if (m_level!=5)
              {
                warn_doc_error(g_fileName,doctokenizerYYlineno," ended with ",
                    m_level); 
              }
              goto endheader;
            }
            else if (tagId==HTML_H6 && g_token->endTag) // found  tag
            {
              if (m_level!=6)
              {
                warn_doc_error(g_fileName,doctokenizerYYlineno," ended with ",
                    m_level); 
              }
              goto endheader;
            }
            else if (tagId==HTML_A)
            {
              if (!g_token->endTag)
              {
                handleAHref(this,m_children,g_token->attribs);
              }
            }
            else if (tagId==HTML_BR)
            {
              DocLineBreak *lb = new DocLineBreak(this,g_token->attribs);
              m_children.append(lb);
            }
            else
            {
              warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected html tag <%s%s> found within  context",
                  g_token->endTag?"/":"",qPrint(g_token->name),m_level);
            }
          }
          break;
        default:
	  char tmp[20];
	  sprintf(tmp,"tag",m_level);
          errorHandleDefaultToken(this,tok,m_children,tmp);
      }
    }
  }
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected end of comment while inside"
           "  tag\n",m_level); 
  }
endheader:
  handlePendingStyleCommands(this,m_children);
  DBG(("DocHtmlHeader::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//---------------------------------------------------------------------------

int DocHRef::parse()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHRef::parse() start\n"));

  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      switch (tok)
      {
        case TK_HTMLTAG:
          {
            int tagId=Mappers::htmlTagMapper->map(g_token->name);
            if (tagId==HTML_A && g_token->endTag) // found  tag
            {
              goto endhref;
            }
            else
            {
              warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected html tag <%s%s> found within  context",
                  g_token->endTag?"/":"",qPrint(g_token->name),doctokenizerYYlineno);
            }
          }
          break;
        default:
          errorHandleDefaultToken(this,tok,m_children,".. block");
          break;
      }
    }
  }
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected end of comment while inside"
           "  tag",doctokenizerYYlineno); 
  }
endhref:
  handlePendingStyleCommands(this,m_children);
  DBG(("DocHRef::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//---------------------------------------------------------------------------

int DocInternal::parse(int level)
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocInternal::parse() start\n"));

  // first parse any number of paragraphs
  bool isFirst=TRUE;
  DocPara *lastPar=0;
  do
  {
    DocPara *par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    retval=par->parse();
    if (!par->isEmpty()) 
    {
      m_children.append(par);
      lastPar=par;
    }
    else
    {
      delete par;
    }
    if (retval==TK_LISTITEM)
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid list item found",doctokenizerYYlineno);
    }
  } while (retval!=0 && 
           retval!=RetVal_Section &&
           retval!=RetVal_Subsection &&
           retval!=RetVal_Subsubsection &&
           retval!=RetVal_Paragraph &&
           retval!=RetVal_EndInternal
          );
  if (lastPar) lastPar->markLast();

  // then parse any number of level-n sections
  while ((level==1 && retval==RetVal_Section) || 
         (level==2 && retval==RetVal_Subsection) ||
         (level==3 && retval==RetVal_Subsubsection) ||
         (level==4 && retval==RetVal_Paragraph)
        )
  {
    DocSection *s=new DocSection(this,
        QMIN(level+Doxygen::subpageNestingLevel,5),g_token->sectionId);
    m_children.append(s);
    retval = s->parse();
  }

  if (retval==RetVal_Internal)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"\\internal command found inside internal section");
  }

  DBG(("DocInternal::parse() end: retval=%x\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//---------------------------------------------------------------------------

int DocIndexEntry::parse()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocIndexEntry::parse() start\n"));
  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\addindex command");
    goto endindexentry;
  }
  doctokenizerYYsetStateTitle();
  m_entry="";
  while ((tok=doctokenizerYYlex()))
  {
    switch (tok)
    {
      case TK_WHITESPACE:
        m_entry+=" ";
        break;
      case TK_WORD: 
      case TK_LNKWORD: 
        m_entry+=g_token->name;
        break;
      case TK_SYMBOL:
        {
          DocSymbol::SymType s = DocSymbol::decodeSymbol(g_token->name);
          switch (s)
          {
            case DocSymbol::Sym_BSlash:  m_entry+='\\'; break;
            case DocSymbol::Sym_At:      m_entry+='@';  break;
            case DocSymbol::Sym_Less:    m_entry+='<';  break;
            case DocSymbol::Sym_Greater: m_entry+='>';  break;
            case DocSymbol::Sym_Amp:     m_entry+='&';  break;
            case DocSymbol::Sym_Dollar:  m_entry+='$';  break;
            case DocSymbol::Sym_Hash:    m_entry+='#';  break;
            case DocSymbol::Sym_Percent: m_entry+='%';  break;
            case DocSymbol::Sym_apos:    m_entry+='\''; break;
            case DocSymbol::Sym_Quot:    m_entry+='"';  break;
            case DocSymbol::Sym_lsquo:   m_entry+='`';  break;
            case DocSymbol::Sym_rsquo:   m_entry+='\'';  break;
            case DocSymbol::Sym_ldquo:   m_entry+="``";  break;
            case DocSymbol::Sym_rdquo:   m_entry+="''";  break;
            case DocSymbol::Sym_ndash:   m_entry+="--";  break;
            case DocSymbol::Sym_mdash:   m_entry+="---";  break;
            default:
              warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected symbol found as argument of \\addindex");
              break;
          }
        }
        break;
      case TK_COMMAND_AT:
        // fall through
      case TK_COMMAND_BS:
        switch (Mappers::cmdMapper->map(g_token->name))
        {
          case CMD_BSLASH:  m_entry+='\\';  break;
          case CMD_AT:      m_entry+='@';   break;
          case CMD_LESS:    m_entry+='<';   break;
          case CMD_GREATER: m_entry+='>';   break;
          case CMD_AMP:     m_entry+='&';   break;
          case CMD_DOLLAR:  m_entry+='$';   break;
          case CMD_HASH:    m_entry+='#';   break;
          case CMD_DCOLON:  m_entry+="::";  break;
          case CMD_PERCENT: m_entry+='%';   break;
          case CMD_NDASH:   m_entry+="--";  break;
          case CMD_MDASH:   m_entry+="---"; break;
          case CMD_QUOTE:   m_entry+='"';   break;
          case CMD_PUNT:    m_entry+='.';   break;
          case CMD_PLUS:    m_entry+='+';   break;
          case CMD_MINUS:   m_entry+='-';   break;
          case CMD_EQUAL:   m_entry+='=';   break;
          default:
               warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected command %s found as argument of \\addindex",
                              qPrint(g_token->name));
               break;
        }
      break;
      default:
        warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected token %s",
            tokToString(tok));
        break;
    }
  }
  doctokenizerYYsetStatePara();
  m_entry = m_entry.stripWhiteSpace();
endindexentry:
  DBG(("DocIndexEntry::parse() end retval=%x\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//---------------------------------------------------------------------------

DocHtmlCaption::DocHtmlCaption(DocNode *parent,const HtmlAttribList &attribs)
{
  m_hasCaptionId = FALSE;
  HtmlAttribListIterator li(attribs);
  HtmlAttrib *opt;
  for (li.toFirst();(opt=li.current());++li)
  {
    if (opt->name=="id" && !opt->value.isEmpty()) // interpret id attribute as an anchor
    {
      SectionInfo *sec = Doxygen::sectionDict->find(opt->value);
      if (sec)
      {
        //printf("Found anchor %s\n",id.data());
        m_file   = sec->fileName;
        m_anchor = sec->label;
        m_hasCaptionId = TRUE;
        if (g_sectionDict && g_sectionDict->find(opt->value)==0)
        {
          //printf("Inserting in dictionary!\n");
          g_sectionDict->append(opt->value,sec);
        }
      }
      else
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid caption id '%s'",qPrint(opt->value));
      }
    }
    else // copy attribute
    {
      m_attribs.append(new HtmlAttrib(*opt));
    }
  }
  m_parent = parent;
}

int DocHtmlCaption::parse()
{
  int retval=0;
  g_nodeStack.push(this);
  DBG(("DocHtmlCaption::parse() start\n"));
  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      switch (tok)
      {
        case TK_HTMLTAG:
          {
            int tagId=Mappers::htmlTagMapper->map(g_token->name);
            if (tagId==HTML_CAPTION && g_token->endTag) // found  tag
            {
              retval = RetVal_OK;
              goto endcaption;
            }
            else
            {
              warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected html tag <%s%s> found within  context",
                  g_token->endTag?"/":"",qPrint(g_token->name));
            }
          }
          break;
        default:
          errorHandleDefaultToken(this,tok,m_children," tag");
          break;
      }
    }
  }
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected end of comment while inside"
           "  tag",doctokenizerYYlineno); 
  }
endcaption:
  handlePendingStyleCommands(this,m_children);
  DBG(("DocHtmlCaption::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//---------------------------------------------------------------------------

int DocHtmlCell::parse()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHtmlCell::parse() start\n"));

  // parse one or more paragraphs
  bool isFirst=TRUE;
  DocPara *par=0;
  do
  {
    par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    m_children.append(par);
    retval=par->parse();
    if (retval==TK_HTMLTAG)
    {
      int tagId=Mappers::htmlTagMapper->map(g_token->name);
      if (tagId==HTML_TD && g_token->endTag) // found  tag
      {
        retval=TK_NEWPARA; // ignore the tag
      }
      else if (tagId==HTML_TH && g_token->endTag) // found  tag
      {
        retval=TK_NEWPARA; // ignore the tag
      }
    }
  }
  while (retval==TK_NEWPARA);
  if (par) par->markLast();

  DBG(("DocHtmlCell::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

int DocHtmlCell::parseXml()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHtmlCell::parseXml() start\n"));

  // parse one or more paragraphs
  bool isFirst=TRUE;
  DocPara *par=0;
  do
  {
    par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    m_children.append(par);
    retval=par->parse();
    if (retval==TK_HTMLTAG)
    {
      int tagId=Mappers::htmlTagMapper->map(g_token->name);
      if (tagId==XML_ITEM && g_token->endTag) // found  tag
      {
        retval=TK_NEWPARA; // ignore the tag
      }
      else if (tagId==XML_DESCRIPTION && g_token->endTag) // found  tag
      {
        retval=TK_NEWPARA; // ignore the tag
      }
    }
  }
  while (retval==TK_NEWPARA);
  if (par) par->markLast();

  DBG(("DocHtmlCell::parseXml() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

int DocHtmlCell::rowSpan() const
{
  int retval = 0;
  HtmlAttribList attrs = attribs();
  uint i;
  for (i=0; iname.lower()=="rowspan")
    {
      retval = attrs.at(i)->value.toInt();
      break;
    }
  }
  return retval;
}

int DocHtmlCell::colSpan() const
{
  int retval = 1;
  HtmlAttribList attrs = attribs();
  uint i;
  for (i=0; iname.lower()=="colspan")
    {
      retval = QMAX(1,attrs.at(i)->value.toInt());
      break;
    }
  }
  return retval;
}

DocHtmlCell::Alignment DocHtmlCell::alignment() const
{
  HtmlAttribList attrs = attribs();
  uint i;
  for (i=0; iname.lower()=="align")
    {
      if (attrs.at(i)->value.lower()=="center")
        return Center;
      else if (attrs.at(i)->value.lower()=="right")
        return Right;
      else return Left;
    }
    else if (attrs.at(i)->name.lower()=="class")
    {
      if (attrs.at(i)->value.lower()=="markdowntableheadcenter")
        return Center;
      else if (attrs.at(i)->value.lower()=="markdowntableheadright")
        return Right;
      else if (attrs.at(i)->value.lower()=="markdowntableheadleft")
        return Left;
      else if (attrs.at(i)->value.lower()=="markdowntableheadnone")
        return Center;
      else if (attrs.at(i)->value.lower()=="markdowntablebodycenter")
        return Center;
      else if (attrs.at(i)->value.lower()=="markdowntablebodyright")
        return Right;
      else if (attrs.at(i)->value.lower()=="markdowntablebodyleft")
        return Left;
      else if (attrs.at(i)->value.lower()=="markdowntablebodynone")
        return Left;
      else return Left;
    }
  }
  return Left;
}


//---------------------------------------------------------------------------

int DocHtmlRow::parse()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHtmlRow::parse() start\n"));

  bool isHeading=FALSE;
  bool isFirst=TRUE;
  DocHtmlCell *cell=0;

  // get next token
  int tok=doctokenizerYYlex();
  // skip whitespace
  while (tok==TK_WHITESPACE || tok==TK_NEWPARA) tok=doctokenizerYYlex();
  // should find a html tag now
  if (tok==TK_HTMLTAG)
  {
    int tagId=Mappers::htmlTagMapper->map(g_token->name);
    if (tagId==HTML_TD && !g_token->endTag) // found  tag
    {
    }
    else if (tagId==HTML_TH && !g_token->endTag) // found  tag
    {
      isHeading=TRUE;
    }
    else // found some other tag
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"expected  or  tag but "
          "found <%s> instead!",qPrint(g_token->name));
      doctokenizerYYpushBackHtmlTag(g_token->name);
      goto endrow;
    }
  }
  else if (tok==0) // premature end of comment
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while looking"
        " for a html description title");
    goto endrow;
  }
  else // token other than html token
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected  or  tag but found %s token instead!",
        tokToString(tok));
    goto endrow;
  }

  // parse one or more cells
  do
  {
    cell=new DocHtmlCell(this,g_token->attribs,isHeading);
    cell->markFirst(isFirst);
    isFirst=FALSE;
    m_children.append(cell);
    retval=cell->parse();
    isHeading = retval==RetVal_TableHCell;
  }
  while (retval==RetVal_TableCell || retval==RetVal_TableHCell);
  if (cell) cell->markLast(TRUE);

endrow:
  DBG(("DocHtmlRow::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

int DocHtmlRow::parseXml(bool isHeading)
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHtmlRow::parseXml() start\n"));

  bool isFirst=TRUE;
  DocHtmlCell *cell=0;

  // get next token
  int tok=doctokenizerYYlex();
  // skip whitespace
  while (tok==TK_WHITESPACE || tok==TK_NEWPARA) tok=doctokenizerYYlex();
  // should find a html tag now
  if (tok==TK_HTMLTAG)
  {
    int tagId=Mappers::htmlTagMapper->map(g_token->name);
    if (tagId==XML_TERM && !g_token->endTag) // found  tag
    {
    }
    else if (tagId==XML_DESCRIPTION && !g_token->endTag) // found  tag
    {
    }
    else // found some other tag
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"expected  or  tag but "
          "found <%s> instead!",qPrint(g_token->name));
      doctokenizerYYpushBackHtmlTag(g_token->name);
      goto endrow;
    }
  }
  else if (tok==0) // premature end of comment
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while looking"
        " for a html description title");
    goto endrow;
  }
  else // token other than html token
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected  or  tag but found %s token instead!",
        tokToString(tok));
    goto endrow;
  }

  do
  {
    cell=new DocHtmlCell(this,g_token->attribs,isHeading);
    cell->markFirst(isFirst);
    isFirst=FALSE;
    m_children.append(cell);
    retval=cell->parseXml();
  }
  while (retval==RetVal_TableCell || retval==RetVal_TableHCell);
  if (cell) cell->markLast(TRUE);

endrow:
  DBG(("DocHtmlRow::parseXml() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//---------------------------------------------------------------------------

int DocHtmlTable::parse()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHtmlTable::parse() start\n"));
  
getrow:
  // get next token
  int tok=doctokenizerYYlex();
  // skip whitespace
  while (tok==TK_WHITESPACE || tok==TK_NEWPARA) tok=doctokenizerYYlex();
  // should find a html tag now
  if (tok==TK_HTMLTAG)
  {
    int tagId=Mappers::htmlTagMapper->map(g_token->name);
    if (tagId==HTML_TR && !g_token->endTag) // found  tag
    {
      // no caption, just rows
      retval=RetVal_TableRow;
    }
    else if (tagId==HTML_CAPTION && !g_token->endTag) // found  tag
    {
      if (m_caption)
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"table already has a caption, found another one");
      }
      else
      {
        m_caption = new DocHtmlCaption(this,g_token->attribs);
        retval=m_caption->parse();

        if (retval==RetVal_OK) // caption was parsed ok
        {
          goto getrow;
        }
      }
    }
    else // found wrong token
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"expected  or  tag but "
          "found <%s%s> instead!", g_token->endTag ? "/" : "", qPrint(g_token->name));
    }
  }
  else if (tok==0) // premature end of comment
  {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while looking"
          " for a  or  tag");
  }
  else // token other than html token
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected  tag but found %s token instead!",
        tokToString(tok));
  }
       
  // parse one or more rows
  while (retval==RetVal_TableRow)
  {
    DocHtmlRow *tr=new DocHtmlRow(this,g_token->attribs);
    m_children.append(tr);
    retval=tr->parse();
  } 

  computeTableGrid();

  DBG(("DocHtmlTable::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval==RetVal_EndTable ? RetVal_OK : retval;
}

int DocHtmlTable::parseXml()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHtmlTable::parseXml() start\n"));
  
  // get next token
  int tok=doctokenizerYYlex();
  // skip whitespace
  while (tok==TK_WHITESPACE || tok==TK_NEWPARA) tok=doctokenizerYYlex();
  // should find a html tag now
  int tagId=0;
  bool isHeader=FALSE;
  if (tok==TK_HTMLTAG)
  {
    tagId=Mappers::htmlTagMapper->map(g_token->name);
    if (tagId==XML_ITEM && !g_token->endTag) // found  tag
    {
      retval=RetVal_TableRow;
    }
    if (tagId==XML_LISTHEADER && !g_token->endTag) // found  tag
    {
      retval=RetVal_TableRow;
      isHeader=TRUE;
    }
  }

  // parse one or more rows
  while (retval==RetVal_TableRow)
  {
    DocHtmlRow *tr=new DocHtmlRow(this,g_token->attribs);
    m_children.append(tr);
    retval=tr->parseXml(isHeader);
    isHeader=FALSE;
  } 

  computeTableGrid();

  DBG(("DocHtmlTable::parseXml() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  tagId=Mappers::htmlTagMapper->map(g_token->name);
  return tagId==XML_LIST && g_token->endTag ? RetVal_OK : retval;
}

/** Helper class to compute the grid for an HTML style table */
struct ActiveRowSpan
{
  ActiveRowSpan(int rows,int col) : rowsLeft(rows), column(col) {}
  int rowsLeft;
  int column;  
};

/** List of ActiveRowSpan classes. */
typedef QList RowSpanList;

/** determines the location of all cells in a grid, resolving row and
    column spans. For each the total number of visible cells is computed,
    and the total number of visible columns over all rows is stored.
 */
void DocHtmlTable::computeTableGrid()
{
  //printf("computeTableGrid()\n");
  RowSpanList rowSpans;
  rowSpans.setAutoDelete(TRUE);
  int maxCols=0;
  int rowIdx=1;
  QListIterator li(children());
  DocNode *rowNode;
  for (li.toFirst();(rowNode=li.current());++li)
  {
    int colIdx=1;
    int cells=0;
    if (rowNode->kind()==DocNode::Kind_HtmlRow)
    {
      uint i;
      DocHtmlRow *row = (DocHtmlRow*)rowNode;
      QListIterator rli(row->children());
      DocNode *cellNode;
      for (rli.toFirst();(cellNode=rli.current());++rli)
      {
        if (cellNode->kind()==DocNode::Kind_HtmlCell)
        {
          DocHtmlCell *cell = (DocHtmlCell*)cellNode;
          int rs = cell->rowSpan();
          int cs = cell->colSpan();

          for (i=0;irowsLeft>0 && 
                rowSpans.at(i)->column==colIdx) 
            {
              colIdx=rowSpans.at(i)->column+1;
              cells++;
            }
          }
          if (rs>0) rowSpans.append(new ActiveRowSpan(rs,colIdx));
          //printf("found cell at (%d,%d)\n",rowIdx,colIdx);
          cell->setRowIndex(rowIdx);
          cell->setColumnIndex(colIdx);
          colIdx+=cs; 
          cells++;
        }
      }
      for (i=0;irowsLeft>0) rowSpans.at(i)->rowsLeft--;
      }
      row->setVisibleCells(cells);
      row->setRowIndex(rowIdx);
      rowIdx++;
    }
    if (colIdx-1>maxCols) maxCols=colIdx-1;
  }
  m_numCols = maxCols;
}

void DocHtmlTable::accept(DocVisitor *v) 
{ 
  v->visitPre(this); 
  // for HTML output we put the caption first
  //if (m_caption && v->id()==DocVisitor_Html) m_caption->accept(v);
  // doxygen 1.8.11: always put the caption first
  if (m_caption) m_caption->accept(v);
  QListIterator cli(m_children);
  DocNode *n;
  for (cli.toFirst();(n=cli.current());++cli) n->accept(v);
  // for other output formats we put the caption last
  //if (m_caption && v->id()!=DocVisitor_Html) m_caption->accept(v);
  v->visitPost(this); 
}

//---------------------------------------------------------------------------

int DocHtmlDescTitle::parse()
{
  int retval=0;
  g_nodeStack.push(this);
  DBG(("DocHtmlDescTitle::parse() start\n"));

  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      const char *cmd_start = "\\";
      switch (tok)
      {
        case TK_COMMAND_AT:
          cmd_start = "@";
        // fall through
        case TK_COMMAND_BS:
          {
            QCString cmdName=g_token->name;
            bool isJavaLink=FALSE;
            switch (Mappers::cmdMapper->map(cmdName))
            {
              case CMD_REF:
                {
                  int tok=doctokenizerYYlex();
                  if (tok!=TK_WHITESPACE)
                  {
                    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
                        qPrint(g_token->name));
                  }
                  else
                  {
                    doctokenizerYYsetStateRef();
                    tok=doctokenizerYYlex(); // get the reference id
                    if (tok!=TK_WORD)
                    {
                      warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of \\%s command",
                          tokToString(tok),qPrint(cmdName));
                    }
                    else
                    {
                      DocRef *ref = new DocRef(this,g_token->name,g_context);
                      m_children.append(ref);
                      ref->parse();
                    }
                    doctokenizerYYsetStatePara();
                  }
                }
                break;
              case CMD_JAVALINK:
                isJavaLink=TRUE;
                // fall through
              case CMD_LINK:
                {
                  int tok=doctokenizerYYlex();
                  if (tok!=TK_WHITESPACE)
                  {
                    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
                        qPrint(cmdName));
                  }
                  else
                  {
                    doctokenizerYYsetStateLink();
                    tok=doctokenizerYYlex();
                    if (tok!=TK_WORD)
                    {
                      warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of \\%s command",
                          tokToString(tok),qPrint(cmdName));
                    }
                    else
                    {
                      doctokenizerYYsetStatePara();
                      DocLink *lnk = new DocLink(this,g_token->name);
                      m_children.append(lnk);
                      QCString leftOver = lnk->parse(isJavaLink);
                      if (!leftOver.isEmpty())
                      {
                        m_children.append(new DocWord(this,leftOver));
                      }
                    }
                  }
                }

                break;
              default:
                warn_doc_error(g_fileName,doctokenizerYYlineno,"Illegal command %s found as part of a 
 tag",
                  qPrint(cmd_start + g_token->name));
            }
          }
          break;
        case TK_SYMBOL: 
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Unsupported symbol \\%s found as part of a 
 tag",
              qPrint(g_token->name));
          break;
        case TK_HTMLTAG:
          {
            int tagId=Mappers::htmlTagMapper->map(g_token->name);
            if (tagId==HTML_DD && !g_token->endTag) // found 
 tag
            {
              retval = RetVal_DescData;
              goto endtitle;
            }
            else if (tagId==HTML_DT && g_token->endTag)
            {
              // ignore  tag.
            }
            else if (tagId==HTML_DT)
            {
              // missing 
 tag.
              retval = RetVal_DescTitle;
              goto endtitle;
            }
            else if (tagId==HTML_DL && g_token->endTag)
            {
              retval=RetVal_EndDesc;
              goto endtitle;
            }
            else if (tagId==HTML_A)
            {
              if (!g_token->endTag)
              {
                handleAHref(this,m_children,g_token->attribs);
              }
            }
            else
            {
              warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected html tag <%s%s> found within 
 context",
                  g_token->endTag?"/":"",qPrint(g_token->name));
            }
          }
          break;
        default:
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected token %s found as part of a 
 tag",
              tokToString(tok));
          break;
      }
    }
  }
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected end of comment while inside"
        " 
 tag"); 
  }
endtitle:
  handlePendingStyleCommands(this,m_children);
  DBG(("DocHtmlDescTitle::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//---------------------------------------------------------------------------

int DocHtmlDescData::parse()
{
  m_attribs = g_token->attribs;
  int retval=0;
  g_nodeStack.push(this);
  DBG(("DocHtmlDescData::parse() start\n"));

  bool isFirst=TRUE;
  DocPara *par=0;
  do
  {
    par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    m_children.append(par);
    retval=par->parse();
  }
  while (retval==TK_NEWPARA);
  if (par) par->markLast();
  
  DBG(("DocHtmlDescData::parse() end\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//---------------------------------------------------------------------------

int DocHtmlDescList::parse()
{
  int retval=RetVal_OK;
  g_nodeStack.push(this);
  DBG(("DocHtmlDescList::parse() start\n"));

  // get next token
  int tok=doctokenizerYYlex();
  // skip whitespace
  while (tok==TK_WHITESPACE || tok==TK_NEWPARA) tok=doctokenizerYYlex();
  // should find a html tag now
  if (tok==TK_HTMLTAG)
  {
    int tagId=Mappers::htmlTagMapper->map(g_token->name);
    if (tagId==HTML_DT && !g_token->endTag) // found 
 tag
    {
      // continue
    }
    else // found some other tag
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"expected 
 tag but "
          "found <%s> instead!",qPrint(g_token->name));
      doctokenizerYYpushBackHtmlTag(g_token->name);
      goto enddesclist;
    }
  }
  else if (tok==0) // premature end of comment
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while looking"
        " for a html description title");
    goto enddesclist;
  }
  else // token other than html token
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected 
 tag but found %s token instead!",
        tokToString(tok));
    goto enddesclist;
  }

  do
  {
    DocHtmlDescTitle *dt=new DocHtmlDescTitle(this,g_token->attribs);
    m_children.append(dt);
    DocHtmlDescData *dd=new DocHtmlDescData(this);
    m_children.append(dd);
    retval=dt->parse();
    if (retval==RetVal_DescData)
    {
      retval=dd->parse();
    }
    else if (retval!=RetVal_DescTitle)
    {
      // error
      break;
    }
  } while (retval==RetVal_DescTitle);

  if (retval==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while inside 
 block");
  }

enddesclist:

  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  DBG(("DocHtmlDescList::parse() end\n"));
  return retval==RetVal_EndDesc ? RetVal_OK : retval;
}

//---------------------------------------------------------------------------

int DocHtmlListItem::parse()
{
  DBG(("DocHtmlListItem::parse() start\n"));
  int retval=0;
  g_nodeStack.push(this);

  // parse one or more paragraphs
  bool isFirst=TRUE;
  DocPara *par=0;
  do
  {
    par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    m_children.append(par);
    retval=par->parse();
  }
  while (retval==TK_NEWPARA);
  if (par) par->markLast();

  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  DBG(("DocHtmlListItem::parse() end retval=%x\n",retval));
  return retval;
}

int DocHtmlListItem::parseXml()
{
  DBG(("DocHtmlListItem::parseXml() start\n"));
  int retval=0;
  g_nodeStack.push(this);

  // parse one or more paragraphs
  bool isFirst=TRUE;
  DocPara *par=0;
  do
  {
    par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    m_children.append(par);
    retval=par->parse();
    if (retval==0) break;

    //printf("new item: retval=%x g_token->name=%s g_token->endTag=%d\n",
    //    retval,qPrint(g_token->name),g_token->endTag);
    if (retval==RetVal_ListItem)
    {
      break;
    }
  }
  while (retval!=RetVal_CloseXml);

  if (par) par->markLast();

  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  DBG(("DocHtmlListItem::parseXml() end retval=%x\n",retval));
  return retval;
}

//---------------------------------------------------------------------------

int DocHtmlList::parse()
{
  DBG(("DocHtmlList::parse() start\n"));
  int retval=RetVal_OK;
  int num=1;
  g_nodeStack.push(this);

  // get next token
  int tok=doctokenizerYYlex();
  // skip whitespace and paragraph breaks
  while (tok==TK_WHITESPACE || tok==TK_NEWPARA) tok=doctokenizerYYlex();
  // should find a html tag now
  if (tok==TK_HTMLTAG)
  {
    int tagId=Mappers::htmlTagMapper->map(g_token->name);
    if (tagId==HTML_LI && !g_token->endTag) // found 
  •  tag
    {
      // ok, we can go on.
    }
    else if (((m_type==Unordered && tagId==HTML_UL) ||
              (m_type==Ordered   && tagId==HTML_OL)
             ) && g_token->endTag
            ) // found empty list
    {
      // add dummy item to obtain valid HTML
      m_children.append(new DocHtmlListItem(this,HtmlAttribList(),1));
      warn_doc_error(g_fileName,doctokenizerYYlineno,"empty list!");
      retval = RetVal_EndList;
      goto endlist;
    }
    else // found some other tag
    {
      // add dummy item to obtain valid HTML
      m_children.append(new DocHtmlListItem(this,HtmlAttribList(),1));
      warn_doc_error(g_fileName,doctokenizerYYlineno,"expected 
  •  tag but "
          "found <%s%s> instead!",g_token->endTag?"/":"",qPrint(g_token->name));
      doctokenizerYYpushBackHtmlTag(g_token->name);
      goto endlist;
    }
  }
  else if (tok==0) // premature end of comment
  {
    // add dummy item to obtain valid HTML
    m_children.append(new DocHtmlListItem(this,HtmlAttribList(),1));
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while looking"
        " for a html list item");
    goto endlist;
  }
  else // token other than html token
  {
    // add dummy item to obtain valid HTML
    m_children.append(new DocHtmlListItem(this,HtmlAttribList(),1));
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected 
  •  tag but found %s token instead!",
        tokToString(tok));
    goto endlist;
  }

  do
  {
    DocHtmlListItem *li=new DocHtmlListItem(this,g_token->attribs,num++);
    m_children.append(li);
    retval=li->parse();
  } while (retval==RetVal_ListItem);
  
  if (retval==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while inside <%cl> block",
        m_type==Unordered ? 'u' : 'o');
  }

endlist:
  DBG(("DocHtmlList::parse() end retval=%x\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval==RetVal_EndList ? RetVal_OK : retval;
}

int DocHtmlList::parseXml()
{
  DBG(("DocHtmlList::parseXml() start\n"));
  int retval=RetVal_OK;
  int num=1;
  g_nodeStack.push(this);

  // get next token
  int tok=doctokenizerYYlex();
  // skip whitespace and paragraph breaks
  while (tok==TK_WHITESPACE || tok==TK_NEWPARA) tok=doctokenizerYYlex();
  // should find a html tag now
  if (tok==TK_HTMLTAG)
  {
    int tagId=Mappers::htmlTagMapper->map(g_token->name);
    //printf("g_token->name=%s g_token->endTag=%d\n",qPrint(g_token->name),g_token->endTag);
    if (tagId==XML_ITEM && !g_token->endTag) // found  tag
    {
      // ok, we can go on.
    }
    else // found some other tag
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"expected  tag but "
          "found <%s> instead!",qPrint(g_token->name));
      doctokenizerYYpushBackHtmlTag(g_token->name);
      goto endlist;
    }
  }
  else if (tok==0) // premature end of comment
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while looking"
        " for a html list item");
    goto endlist;
  }
  else // token other than html token
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected  tag but found %s token instead!",
        tokToString(tok));
    goto endlist;
  }

  do
  {
    DocHtmlListItem *li=new DocHtmlListItem(this,g_token->attribs,num++);
    m_children.append(li);
    retval=li->parseXml();
    if (retval==0) break;
    //printf("retval=%x g_token->name=%s\n",retval,qPrint(g_token->name));
  } while (retval==RetVal_ListItem);
  
  if (retval==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment while inside  block",
        m_type==Unordered ? "bullet" : "number");
  }

endlist:
  DBG(("DocHtmlList::parseXml() end retval=%x\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval==RetVal_EndList || 
         (retval==RetVal_CloseXml || g_token->name=="list") ? 
         RetVal_OK : retval;
}

//--------------------------------------------------------------------------

int DocHtmlBlockQuote::parse()
{
  DBG(("DocHtmlBlockQuote::parse() start\n"));
  int retval=0;
  g_nodeStack.push(this);

  // parse one or more paragraphs 
  bool isFirst=TRUE;
  DocPara *par=0;
  do
  {
    par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    m_children.append(par);
    retval=par->parse();
  }
  while (retval==TK_NEWPARA);
  if (par) par->markLast();

  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  DBG(("DocHtmlBlockQuote::parse() end retval=%x\n",retval));
  return (retval==RetVal_EndBlockQuote) ? RetVal_OK : retval;
}

//---------------------------------------------------------------------------

int DocParBlock::parse()
{
  DBG(("DocParBlock::parse() start\n"));
  int retval=0;
  g_nodeStack.push(this);

  // parse one or more paragraphs 
  bool isFirst=TRUE;
  DocPara *par=0;
  do
  {
    par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    m_children.append(par);
    retval=par->parse();
  }
  while (retval==TK_NEWPARA);
  if (par) par->markLast();

  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  DBG(("DocParBlock::parse() end retval=%x\n",retval));
  return (retval==RetVal_EndBlockQuote) ? RetVal_OK : retval;
}

//---------------------------------------------------------------------------

int DocSimpleListItem::parse()
{
  g_nodeStack.push(this);
  int rv=m_paragraph->parse();
  m_paragraph->markFirst();
  m_paragraph->markLast();
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return rv;
}

//--------------------------------------------------------------------------

int DocSimpleList::parse()
{
  g_nodeStack.push(this);
  int rv;
  do
  {
    DocSimpleListItem *li=new DocSimpleListItem(this);
    m_children.append(li);
    rv=li->parse();
  } while (rv==RetVal_ListItem);
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return (rv!=TK_NEWPARA) ? rv : RetVal_OK;
}

//--------------------------------------------------------------------------

DocAutoListItem::DocAutoListItem(DocNode *parent,int indent,int num) 
      : m_indent(indent), m_itemNum(num)
{ 
  m_parent = parent; 
}

int DocAutoListItem::parse()
{
  int retval = RetVal_OK;
  g_nodeStack.push(this);
  
  // first parse any number of paragraphs
  bool isFirst=TRUE;
  DocPara *lastPar=0;
  do
  {
    DocPara *par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    retval=par->parse();
    if (!par->isEmpty()) 
    {
      m_children.append(par);
      if (lastPar) lastPar->markLast(FALSE);
      lastPar=par;
    }
    else
    {
      delete par;
    }
    // next paragraph should be more indented than the - marker to belong
    // to this item
  } while (retval==TK_NEWPARA && g_token->indent>m_indent);
  if (lastPar) lastPar->markLast();

  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  //printf("DocAutoListItem: retval=%d indent=%d\n",retval,g_token->indent);
  return retval;
}

//--------------------------------------------------------------------------

DocAutoList::DocAutoList(DocNode *parent,int indent,bool isEnumList,
                         int depth) : 
      m_indent(indent), m_isEnumList(isEnumList),
      m_depth(depth)
{ 
  m_parent = parent; 
}

int DocAutoList::parse()
{
  int retval = RetVal_OK;
  int num=1;
  g_nodeStack.push(this);
  doctokenizerYYstartAutoList();
	  // first item or sub list => create new list
  do
  {
    if (g_token->id!=-1) // explicitly numbered list
    {
      num=g_token->id;  // override num with real number given
    }
    DocAutoListItem *li = new DocAutoListItem(this,m_indent,num++);
    m_children.append(li);
    retval=li->parse();
    //printf("DocAutoList::parse(): retval=0x%x g_token->indent=%d m_indent=%d "
    //       "m_isEnumList=%d g_token->isEnumList=%d g_token->name=%s\n", 
    //       retval,g_token->indent,m_indent,m_isEnumList,g_token->isEnumList,
    //       g_token->name.data());
    //printf("num=%d g_token->id=%d\n",num,g_token->id);
  } 
  while (retval==TK_LISTITEM &&                // new list item
         m_indent==g_token->indent &&          // at same indent level
	 m_isEnumList==g_token->isEnumList &&  // of the same kind
         (g_token->id==-1 || g_token->id>=num)  // increasing number (or no number)
        );

  doctokenizerYYendAutoList();
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//--------------------------------------------------------------------------

void DocTitle::parse()
{
  DBG(("DocTitle::parse() start\n"));
  g_nodeStack.push(this);
  doctokenizerYYsetStateTitle();
  int tok;
  while ((tok=doctokenizerYYlex()))
  {
    if (!defaultHandleToken(this,tok,m_children))
    {
      errorHandleDefaultToken(this,tok,m_children,"title section");
    }
  }
  doctokenizerYYsetStatePara();
  handlePendingStyleCommands(this,m_children);
  DBG(("DocTitle::parse() end\n"));
  DocNode *n = g_nodeStack.pop();
  ASSERT(n==this);
}

void DocTitle::parseFromString(const QCString &text)
{
  m_children.append(new DocWord(this,text));
}

//--------------------------------------------------------------------------

DocSimpleSect::DocSimpleSect(DocNode *parent,Type t) : 
     m_type(t)
{ 
  m_parent = parent; 
  m_title=0; 
}

DocSimpleSect::~DocSimpleSect()
{ 
  delete m_title; 
}

void DocSimpleSect::accept(DocVisitor *v)
{
  v->visitPre(this);
  if (m_title) m_title->accept(v);
  QListIterator cli(m_children);
  DocNode *n;
  for (cli.toFirst();(n=cli.current());++cli) n->accept(v);
  v->visitPost(this);
}

int DocSimpleSect::parse(bool userTitle,bool needsSeparator)
{
  DBG(("DocSimpleSect::parse() start\n"));
  g_nodeStack.push(this);

  // handle case for user defined title
  if (userTitle)
  {
    m_title = new DocTitle(this);
    m_title->parse();
  }
  
  // add new paragraph as child
  DocPara *par = new DocPara(this);
  if (m_children.isEmpty()) 
  {
    par->markFirst();
  }
  else
  {
    ASSERT(m_children.getLast()->kind()==DocNode::Kind_Para);
    ((DocPara *)m_children.getLast())->markLast(FALSE);
  }
  par->markLast();
  if (needsSeparator) m_children.append(new DocSimpleSectSep(this));
  m_children.append(par);
  
  // parse the contents of the paragraph
  int retval = par->parse();

  DBG(("DocSimpleSect::parse() end retval=%d\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval; // 0==EOF, TK_NEWPARA, TK_LISTITEM, TK_ENDLIST, RetVal_SimpleSec
}

int DocSimpleSect::parseRcs()
{
  DBG(("DocSimpleSect::parseRcs() start\n"));
  g_nodeStack.push(this);

  m_title = new DocTitle(this);
  m_title->parseFromString(g_token->name);

  QCString text = g_token->text;
  docParserPushContext(); // this will create a new g_token
  internalValidatingParseDoc(this,m_children,text);
  docParserPopContext(); // this will restore the old g_token

  DBG(("DocSimpleSect::parseRcs()\n"));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return RetVal_OK; 
}

int DocSimpleSect::parseXml()
{
  DBG(("DocSimpleSect::parse() start\n"));
  g_nodeStack.push(this);

  int retval = RetVal_OK;
  for (;;) 
  {
    // add new paragraph as child
    DocPara *par = new DocPara(this);
    if (m_children.isEmpty()) 
    {
      par->markFirst();
    }
    else
    {
      ASSERT(m_children.getLast()->kind()==DocNode::Kind_Para);
      ((DocPara *)m_children.getLast())->markLast(FALSE);
    }
    par->markLast();
    m_children.append(par);

    // parse the contents of the paragraph
    retval = par->parse();
    if (retval == 0) break;
    if (retval == RetVal_CloseXml) 
    {
      retval = RetVal_OK;
      break;
    }
  }
  
  DBG(("DocSimpleSect::parseXml() end retval=%d\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval; 
}

void DocSimpleSect::appendLinkWord(const QCString &word)
{
  DocPara *p;
  if (m_children.isEmpty() || m_children.getLast()->kind()!=DocNode::Kind_Para)
  {
    p = new DocPara(this);
    m_children.append(p);
  }
  else
  {
    p = (DocPara *)m_children.getLast();
    
    // Comma-separate  links.
    p->injectToken(TK_WORD,",");
    p->injectToken(TK_WHITESPACE," ");
  }
  
  g_inSeeBlock=TRUE;
  p->injectToken(TK_LNKWORD,word);
  g_inSeeBlock=FALSE;
}

QCString DocSimpleSect::typeString() const
{
  switch (m_type)
  {
    case Unknown:    break;
    case See:        return "see";
    case Return:     return "return";
    case Author:     // fall through
    case Authors:    return "author";
    case Version:    return "version";
    case Since:      return "since";
    case Date:       return "date";
    case Note:       return "note";
    case Warning:    return "warning";
    case Pre:        return "pre";
    case Post:       return "post";
    case Copyright:  return "copyright";
    case Invar:      return "invariant";
    case Remark:     return "remark";
    case Attention:  return "attention";
    case User:       return "user";
    case Rcs:        return "rcs";
  }
  return "unknown";
}

//--------------------------------------------------------------------------

int DocParamList::parse(const QCString &cmdName)
{
  int retval=RetVal_OK;
  DBG(("DocParamList::parse() start\n"));
  g_nodeStack.push(this);
  DocPara *par=0;
  QCString saveCmdName = cmdName;

  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
    retval=0;
    goto endparamlist;
  }
  doctokenizerYYsetStateParam();
  tok=doctokenizerYYlex();
  while (tok==TK_WORD) /* there is a parameter name */
  {
    if (m_type==DocParamSect::Param)
    {
      int typeSeparator = g_token->name.find('#'); // explicit type position
      if (typeSeparator!=-1)
      {
        handleParameterType(this,m_paramTypes,g_token->name.left(typeSeparator));
        g_token->name = g_token->name.mid(typeSeparator+1);
        g_hasParamCommand=TRUE;
        checkArgumentName(g_token->name);
        ((DocParamSect*)parent())->m_hasTypeSpecifier=TRUE;
      }
      else
      {
        g_hasParamCommand=TRUE;
        checkArgumentName(g_token->name);
      }
    }
    else if (m_type==DocParamSect::RetVal)
    {
      g_hasReturnCommand=TRUE;
      checkRetvalName(g_token->name);
    }
    //m_params.append(g_token->name);
    handleLinkedWord(this,m_params);
    tok=doctokenizerYYlex();
  }
  doctokenizerYYsetStatePara();
  if (tok==0) /* premature end of comment block */
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment block while parsing the "
        "argument of command %s",qPrint(saveCmdName));
    retval=0;
    goto endparamlist;
  }
  if (tok!=TK_WHITESPACE) /* premature end of comment block */
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token in comment block while parsing the "
        "argument of command %s",qPrint(saveCmdName));
    retval=0;
    goto endparamlist;
  }

  par = new DocPara(this);
  m_paragraphs.append(par);
  retval = par->parse();
  par->markFirst();
  par->markLast();

endparamlist:
  DBG(("DocParamList::parse() end retval=%d\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

int DocParamList::parseXml(const QCString ¶mName)
{
  int retval=RetVal_OK;
  DBG(("DocParamList::parseXml() start\n"));
  g_nodeStack.push(this);

  g_token->name = paramName;
  if (m_type==DocParamSect::Param)
  {
    g_hasParamCommand=TRUE;
    checkArgumentName(g_token->name);
  }
  else if (m_type==DocParamSect::RetVal)
  {
    g_hasReturnCommand=TRUE;
    checkRetvalName(g_token->name);
  }
  
  handleLinkedWord(this,m_params);

  do
  {
    DocPara *par = new DocPara(this);
    retval = par->parse();
    if (par->isEmpty()) // avoid adding an empty paragraph for the whitespace
                        // after  and before 
    {
      delete par;
      break;
    }
    else // append the paragraph to the list
    {
      if (m_paragraphs.isEmpty())
      {
        par->markFirst();
      }
      else
      {
        m_paragraphs.getLast()->markLast(FALSE);
      }
      par->markLast();
      m_paragraphs.append(par);
    }

    if (retval == 0) break;

  } while (retval==RetVal_CloseXml && 
           Mappers::htmlTagMapper->map(g_token->name)!=XML_PARAM &&
           Mappers::htmlTagMapper->map(g_token->name)!=XML_TYPEPARAM &&
           Mappers::htmlTagMapper->map(g_token->name)!=XML_EXCEPTION);
  

  if (retval==0) /* premature end of comment block */
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unterminated param or exception tag");
  }
  else
  {
    retval=RetVal_OK;
  }


  DBG(("DocParamList::parse() end retval=%d\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//--------------------------------------------------------------------------

int DocParamSect::parse(const QCString &cmdName,bool xmlContext, Direction d)
{
  int retval=RetVal_OK;
  DBG(("DocParamSect::parse() start\n"));
  g_nodeStack.push(this);

  if (d!=Unspecified)
  {
    m_hasInOutSpecifier=TRUE;
  }

  DocParamList *pl = new DocParamList(this,m_type,d);
  if (m_children.isEmpty())
  {
    pl->markFirst();
    pl->markLast();
  }
  else
  {
    ASSERT(m_children.getLast()->kind()==DocNode::Kind_ParamList);
    ((DocParamList *)m_children.getLast())->markLast(FALSE);
    pl->markLast();
  }
  m_children.append(pl);
  if (xmlContext)
  {
    retval = pl->parseXml(cmdName);
  }
  else
  {
    retval = pl->parse(cmdName);
  }
  if (retval==RetVal_EndParBlock)
  {
    retval = RetVal_OK;
  }
  
  DBG(("DocParamSect::parse() end retval=%d\n",retval));
  DocNode *n=g_nodeStack.pop();
  ASSERT(n==this);
  return retval;
}

//--------------------------------------------------------------------------

int DocPara::handleSimpleSection(DocSimpleSect::Type t, bool xmlContext)
{
  DocSimpleSect *ss=0;
  bool needsSeparator = FALSE;
  if (!m_children.isEmpty() &&                           // previous element
      m_children.getLast()->kind()==Kind_SimpleSect &&      // was a simple sect
      ((DocSimpleSect *)m_children.getLast())->type()==t && // of same type
      t!=DocSimpleSect::User)                            // but not user defined
  {
    // append to previous section
    ss=(DocSimpleSect *)m_children.getLast();
    needsSeparator = TRUE;
  }
  else // start new section
  {
    ss=new DocSimpleSect(this,t);
    m_children.append(ss);
  }
  int rv = RetVal_OK;
  if (xmlContext)
  {
    return ss->parseXml();
  }
  else
  {
    rv = ss->parse(t==DocSimpleSect::User,needsSeparator);
  }
  return (rv!=TK_NEWPARA) ? rv : RetVal_OK;
}

int DocPara::handleParamSection(const QCString &cmdName,
                                DocParamSect::Type t,
                                bool xmlContext=FALSE,
                                int direction=DocParamSect::Unspecified)
{
  DocParamSect *ps=0;
  if (!m_children.isEmpty() &&                        // previous element
      m_children.getLast()->kind()==Kind_ParamSect &&    // was a param sect
      ((DocParamSect *)m_children.getLast())->type()==t) // of same type
  {
    // append to previous section
    ps=(DocParamSect *)m_children.getLast();
  }
  else // start new section
  {
    ps=new DocParamSect(this,t);
    m_children.append(ps);
  }
  int rv=ps->parse(cmdName,xmlContext,(DocParamSect::Direction)direction);
  return (rv!=TK_NEWPARA) ? rv : RetVal_OK;
}

void DocPara::handleCite()
{
  // get the argument of the cite command.
  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint("cite"));
    return;
  }
  doctokenizerYYsetStateCite();
  tok=doctokenizerYYlex();
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment block while parsing the "
        "argument of command %s\n", qPrint("cite"));
    return;
  }
  else if (tok!=TK_WORD && tok!=TK_LNKWORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint("cite"));
    return;
  }
  g_token->sectionId = g_token->name;
  DocCite *cite = new DocCite(this,g_token->name,g_context);
  m_children.append(cite);
  //cite->parse();

  doctokenizerYYsetStatePara();
}

void DocPara::handleEmoji()
{
  // get the argument of the emoji command.
  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint("emoji"));
    return;
  }
  doctokenizerYYsetStateEmoji();
  tok=doctokenizerYYlex();
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment block while parsing the "
        "argument of command %s\n", qPrint("emoji"));
    return;
  }
  else if (tok!=TK_WORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint("emoji"));
    return;
  }
  DocEmoji *emoji = new DocEmoji(this,g_token->name);
  m_children.append(emoji);
  doctokenizerYYsetStatePara();
}

int DocPara::handleXRefItem()
{
  int retval=doctokenizerYYlex();
  ASSERT(retval==TK_WHITESPACE);
  doctokenizerYYsetStateXRefItem();
  retval=doctokenizerYYlex();
  if (retval==RetVal_OK)
  {
    DocXRefItem *ref = new DocXRefItem(this,g_token->id,g_token->name);
    if (ref->parse())
    {
      m_children.append(ref);
    }
    else 
    {
      delete ref;
    }
  }
  doctokenizerYYsetStatePara();
  return retval;
}

void DocPara::handleIncludeOperator(const QCString &cmdName,DocIncOperator::Type t)
{
  QCString saveCmdName = cmdName;
  DBG(("handleIncludeOperator(%s)\n",qPrint(saveCmdName)));
  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
    return;
  }
  doctokenizerYYsetStatePattern();
  tok=doctokenizerYYlex();
  doctokenizerYYsetStatePara();
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment block while parsing the "
        "argument of command %s", qPrint(saveCmdName));
    return;
  }
  else if (tok!=TK_WORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint(saveCmdName));
    return;
  }
  DocIncOperator *op = new DocIncOperator(this,t,g_token->name,g_context,g_isExample,g_exampleName);
  QListIterator it(m_children);
  DocNode *n1 = it.toLast();
  --it;
  DocNode *n2 = n1!=0 ? it.current() : 0;
  bool isFirst = n1==0 || // no last node
                 (n1->kind()!=DocNode::Kind_IncOperator &&
                  n1->kind()!=DocNode::Kind_WhiteSpace
                 ) || // last node is not operator or whitespace
                 (n1->kind()==DocNode::Kind_WhiteSpace &&
                  n2!=0 && n2->kind()!=DocNode::Kind_IncOperator
                 ); // previous not is not operator
  op->markFirst(isFirst);
  op->markLast(TRUE);
  if (n1!=0 && n1->kind()==DocNode::Kind_IncOperator)
  {
    ((DocIncOperator *)n1)->markLast(FALSE);
  }
  else if (n1!=0 && n1->kind()==DocNode::Kind_WhiteSpace &&
           n2!=0 && n2->kind()==DocNode::Kind_IncOperator
          )
  {
    ((DocIncOperator *)n2)->markLast(FALSE);
  }
  m_children.append(op);
  op->parse();
}

void DocPara::handleImage(const QCString &cmdName)
{
  QCString saveCmdName = cmdName;
  bool inlineImage = FALSE;

  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    if (tok==TK_WORD)
    {
      if (g_token->name == "{")
      {
        while ((tok=doctokenizerYYlex())==TK_WHITESPACE);
        if (g_token->name != "}") // non-empty option string
	{
          if (g_token->name.lower() != "inline")
          {
            warn_doc_error(g_fileName,doctokenizerYYlineno,"currently only 'inline' supported as option of %s command",
              qPrint(saveCmdName));
          }
          else
          {
            inlineImage = TRUE;
          }
          while ((tok=doctokenizerYYlex())==TK_WHITESPACE);
	}
        if (!((tok==TK_WORD) && (g_token->name == "}")))
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"expected closing '}' at option of %s command",
            qPrint(saveCmdName));
          return;
        }
        tok=doctokenizerYYlex();
        if (tok!=TK_WHITESPACE)
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command with option",
            qPrint(saveCmdName));
          return;
        }
      }
    }
    else
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
      return;
    }
  }
  tok=doctokenizerYYlex();
  if (tok!=TK_WORD && tok!=TK_LNKWORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint(saveCmdName));
    return;
  }
  tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
    return;
  }
  DocImage::Type t;
  QCString imgType = g_token->name.lower();
  if      (imgType=="html")    t=DocImage::Html;
  else if (imgType=="latex")   t=DocImage::Latex;
  else if (imgType=="docbook") t=DocImage::DocBook;
  else if (imgType=="rtf")     t=DocImage::Rtf;
  else
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"output format %s specified as the first argument of "
        "%s command is not valid",
        qPrint(imgType),qPrint(saveCmdName));
    return;
  }
  doctokenizerYYsetStateFile();
  tok=doctokenizerYYlex();
  doctokenizerYYsetStatePara();
  if (tok!=TK_WORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint(saveCmdName));
    return;
  }
  HtmlAttribList attrList;
  DocImage *img = new DocImage(this,attrList,findAndCopyImage(g_token->name,t),t,"",inlineImage);
  m_children.append(img);
  img->parse();
}

template
void DocPara::handleFile(const QCString &cmdName)
{
  QCString saveCmdName = cmdName;
  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
    return;
  }
  doctokenizerYYsetStateFile();
  tok=doctokenizerYYlex();
  doctokenizerYYsetStatePara();
  if (tok!=TK_WORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint(saveCmdName));
    return;
  }
  QCString name = g_token->name;
  T *df = new T(this,name,g_context);
  if (df->parse())
  {
    m_children.append(df);
  }
  else
  {
    delete df;
  }
}

void DocPara::handleVhdlFlow()
{
  DocVhdlFlow *vf = new DocVhdlFlow(this);
  m_children.append(vf);
  vf->parse();
}

void DocPara::handleLink(const QCString &cmdName,bool isJavaLink)
{
  QCString saveCmdName = cmdName;
  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
    return;
  }
  doctokenizerYYsetStateLink();
  tok=doctokenizerYYlex();
  if (tok!=TK_WORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"%s as the argument of %s",
        tokToString(tok),qPrint(saveCmdName));
    return;
  }
  doctokenizerYYsetStatePara();
  DocLink *lnk = new DocLink(this,g_token->name);
  m_children.append(lnk);
  QCString leftOver = lnk->parse(isJavaLink);
  if (!leftOver.isEmpty())
  {
    m_children.append(new DocWord(this,leftOver));
  }
}

void DocPara::handleRef(const QCString &cmdName)
{
  QCString saveCmdName = cmdName;
  DBG(("handleRef(%s)\n",qPrint(saveCmdName)));
  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
    return;
  }
  doctokenizerYYsetStateRef();
  tok=doctokenizerYYlex(); // get the reference id
  DocRef *ref=0;
  if (tok!=TK_WORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint(saveCmdName));
    goto endref;
  }
  ref = new DocRef(this,g_token->name,g_context);
  m_children.append(ref);
  ref->parse();
endref:
  doctokenizerYYsetStatePara();
}

void DocPara::handleInclude(const QCString &cmdName,DocInclude::Type t)
{
  DBG(("handleInclude(%s)\n",qPrint(cmdName)));
  QCString saveCmdName = cmdName;
  int tok=doctokenizerYYlex();
  bool isBlock = false;
  if (tok==TK_WORD && g_token->name=="{")
  {
    doctokenizerYYsetStateOptions();
    tok=doctokenizerYYlex();
    doctokenizerYYsetStatePara();
    QCStringList optList=QCStringList::split(",",g_token->name);
    if (t==DocInclude::Include && optList.contains("lineno"))
    {
      t = DocInclude::IncWithLines;
    }
    else if (t==DocInclude::Snippet && optList.contains("lineno"))
    {
      t = DocInclude::SnipWithLines;
    }
    else if (t==DocInclude::DontInclude && optList.contains("lineno"))
    {
      t = DocInclude::DontIncWithLines;
    }
    else if (t==DocInclude::Include && optList.contains("doc"))
    {
      t = DocInclude::IncludeDoc;
    }
    else if (t==DocInclude::Snippet && optList.contains("doc"))
    {
      t = DocInclude::SnippetDoc;
    }
    tok=doctokenizerYYlex();
  }
  else if (tok==TK_WORD && g_token->name=="[")
  {
    doctokenizerYYsetStateBlock();
    tok=doctokenizerYYlex();
    isBlock = (g_token->name.stripWhiteSpace() == "block");
    doctokenizerYYsetStatePara();
    tok=doctokenizerYYlex();
  }
  else if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
    return;
  }
  doctokenizerYYsetStateFile();
  tok=doctokenizerYYlex();
  doctokenizerYYsetStatePara();
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment block while parsing the "
        "argument of command %s",qPrint(saveCmdName));
    return;
  }
  else if (tok!=TK_WORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint(saveCmdName));
    return;
  }
  QCString fileName = g_token->name;
  QCString blockId;
  if (t==DocInclude::Snippet || t==DocInclude::SnipWithLines || t==DocInclude::SnippetDoc)
  {
    if (fileName == "this") fileName=g_fileName;
    doctokenizerYYsetStateSnippet();
    tok=doctokenizerYYlex();
    doctokenizerYYsetStatePara();
    if (tok!=TK_WORD)
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"expected block identifier, but found token %s instead while parsing the %s command",
          tokToString(tok),qPrint(saveCmdName));
      return;
    }
    blockId = "["+g_token->name+"]";
  }

  // This is the only place to handle the \includedoc and \snippetdoc commands,
  // as the content is included here as if it is really here.
  if (t==DocInclude::IncludeDoc || t==DocInclude::SnippetDoc)
  {
     QCString inc_text;
     int inc_line  = 1;
     readTextFileByName(fileName,inc_text);
     if (t==DocInclude::SnippetDoc)
     {
       inc_line = lineBlock(inc_text, blockId);
       inc_text = extractBlock(inc_text, blockId);
     }
     docParserPushContext();
     g_fileName = fileName;
     doctokenizerYYlineno=inc_line;
     internalValidatingParseDoc(this,m_children,inc_text);
     docParserPopContext();
  }
  else
  {
    DocInclude *inc = new DocInclude(this,fileName,g_context,t,g_isExample,g_exampleName,blockId,isBlock);
    m_children.append(inc);
    inc->parse();
  }
}

void DocPara::handleSection(const QCString &cmdName)
{
  QCString saveCmdName = cmdName;
  // get the argument of the section command.
  int tok=doctokenizerYYlex();
  if (tok!=TK_WHITESPACE)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"expected whitespace after \\%s command",
        qPrint(saveCmdName));
    return;
  }
  tok=doctokenizerYYlex();
  if (tok==0)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected end of comment block while parsing the "
        "argument of command %s\n", qPrint(saveCmdName));
    return;
  }
  else if (tok!=TK_WORD && tok!=TK_LNKWORD)
  {
    warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected token %s as the argument of %s",
        tokToString(tok),qPrint(saveCmdName));
    return;
  }
  g_token->sectionId = g_token->name;
  doctokenizerYYsetStateSkipTitle();
  doctokenizerYYlex();
  doctokenizerYYsetStatePara();
}

int DocPara::handleHtmlHeader(const HtmlAttribList &tagHtmlAttribs,int level)
{
  DocHtmlHeader *header = new DocHtmlHeader(this,tagHtmlAttribs,level);
  m_children.append(header);
  int retval = header->parse();
  return (retval==RetVal_OK) ? TK_NEWPARA : retval;
}

// For XML tags whose content is stored in attributes rather than
// contained within the element, we need a way to inject the attribute
// text into the current paragraph.
bool DocPara::injectToken(int tok,const QCString &tokText) 
{
  g_token->name = tokText;
  return defaultHandleToken(this,tok,m_children);
}

int DocPara::handleStartCode()
{
  int retval = doctokenizerYYlex();
  QCString lang = g_token->name;
  if (!lang.isEmpty() && lang.at(0)!='.')
  {
    lang="."+lang;
  }
  if (g_xmlComment)
  {
    g_token->verb = substitute(substitute(g_token->verb,"<","<"),">",">");
  }
  // search for the first non-whitespace line, index is stored in li
  int i=0,li=0,l=g_token->verb.length();
  while (iverb.at(i)==' ' || g_token->verb.at(i)=='\n'))
  {
    if (g_token->verb.at(i)=='\n') li=i+1;
    i++;
  }
  m_children.append(new DocVerbatim(this,g_context,stripIndentation(g_token->verb.mid(li)),DocVerbatim::Code,g_isExample,g_exampleName,FALSE,lang));
  if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"code section ended without end marker");
  doctokenizerYYsetStatePara();
  return retval;
}

void DocPara::handleInheritDoc()
{
  if (g_memberDef) // inheriting docs from a member
  {
    MemberDef *reMd = g_memberDef->reimplements();
    if (reMd) // member from which was inherited.
    {
      const MemberDef *thisMd = g_memberDef;
      //printf("{InheritDocs:%s=>%s}\n",g_memberDef->qualifiedName().data(),reMd->qualifiedName().data());
      docParserPushContext();
      g_scope=reMd->getOuterScope();
      if (g_scope!=Doxygen::globalScope)
      {
        g_context=g_scope->name();
      }
      g_memberDef=reMd;
      g_styleStack.clear();
      g_nodeStack.clear();
      g_copyStack.append(reMd);
      internalValidatingParseDoc(this,m_children,reMd->briefDescription());
      internalValidatingParseDoc(this,m_children,reMd->documentation());
      g_copyStack.remove(reMd);
      docParserPopContext(TRUE);
      g_memberDef = thisMd;
    }
  }
}


int DocPara::handleCommand(const QCString &cmdName, const int tok)
{
  DBG(("handleCommand(%s)\n",qPrint(cmdName)));
  int retval = RetVal_OK;
  int cmdId = Mappers::cmdMapper->map(cmdName);
  switch (cmdId)
  {
    case CMD_UNKNOWN:
      m_children.append(new DocWord(this,TK_COMMAND_CHAR(tok) + cmdName));
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Found unknown command '\\%s'",qPrint(cmdName));
      break;
    case CMD_EMPHASIS:
      m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Italic,TRUE));
      retval=handleStyleArgument(this,m_children,cmdName); 
      m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Italic,FALSE));
      if (retval!=TK_WORD) m_children.append(new DocWhiteSpace(this," "));
      break;
    case CMD_BOLD:
      m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Bold,TRUE));
      retval=handleStyleArgument(this,m_children,cmdName); 
      m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Bold,FALSE));
      if (retval!=TK_WORD) m_children.append(new DocWhiteSpace(this," "));
      break;
    case CMD_CODE:
      m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Code,TRUE));
      retval=handleStyleArgument(this,m_children,cmdName); 
      m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Code,FALSE));
      if (retval!=TK_WORD) m_children.append(new DocWhiteSpace(this," "));
      break;
    case CMD_BSLASH:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_BSlash));
      break;
    case CMD_AT:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_At));
      break;
    case CMD_LESS:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Less));
      break;
    case CMD_GREATER:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Greater));
      break;
    case CMD_AMP:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Amp));
      break;
    case CMD_DOLLAR:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Dollar));
      break;
    case CMD_HASH:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Hash));
      break;
    case CMD_PIPE:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Pipe));
      break;
    case CMD_DCOLON:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_DoubleColon));
      break;
    case CMD_PERCENT:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Percent));
      break;
    case CMD_NDASH:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
      break;
    case CMD_MDASH:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
      break;
    case CMD_QUOTE:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Quot));
      break;
    case CMD_PUNT:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Dot));
      break;
    case CMD_PLUS:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Plus));
      break;
    case CMD_MINUS:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
      break;
    case CMD_EQUAL:
      m_children.append(new DocSymbol(this,DocSymbol::Sym_Equal));
      break;
    case CMD_SA:
      g_inSeeBlock=TRUE;
      retval = handleSimpleSection(DocSimpleSect::See);
      g_inSeeBlock=FALSE;
      break;
    case CMD_RETURN:
      retval = handleSimpleSection(DocSimpleSect::Return);
      g_hasReturnCommand=TRUE;
      break;
    case CMD_AUTHOR:
      retval = handleSimpleSection(DocSimpleSect::Author);
      break;
    case CMD_AUTHORS:
      retval = handleSimpleSection(DocSimpleSect::Authors);
      break;
    case CMD_VERSION:
      retval = handleSimpleSection(DocSimpleSect::Version);
      break;
    case CMD_SINCE:
      retval = handleSimpleSection(DocSimpleSect::Since);
      break;
    case CMD_DATE:
      retval = handleSimpleSection(DocSimpleSect::Date);
      break;
    case CMD_NOTE:
      retval = handleSimpleSection(DocSimpleSect::Note);
      break;
    case CMD_WARNING:
      retval = handleSimpleSection(DocSimpleSect::Warning);
      break;
    case CMD_PRE:
      retval = handleSimpleSection(DocSimpleSect::Pre);
      break;
    case CMD_POST:
      retval = handleSimpleSection(DocSimpleSect::Post);
      break;
    case CMD_COPYRIGHT:
      retval = handleSimpleSection(DocSimpleSect::Copyright);
      break;
    case CMD_INVARIANT:
      retval = handleSimpleSection(DocSimpleSect::Invar);
      break;
    case CMD_REMARK:
      retval = handleSimpleSection(DocSimpleSect::Remark);
      break;
    case CMD_ATTENTION:
      retval = handleSimpleSection(DocSimpleSect::Attention);
      break;
    case CMD_PAR:
      retval = handleSimpleSection(DocSimpleSect::User);
      break;
    case CMD_LI:
      {
        DocSimpleList *sl=new DocSimpleList(this);
        m_children.append(sl);
        retval = sl->parse();
      }
      break;
    case CMD_SECTION:
      {
        handleSection(cmdName);
        retval = RetVal_Section;
      }
      break;
    case CMD_SUBSECTION:
      {
        handleSection(cmdName);
        retval = RetVal_Subsection;
      }
      break;
    case CMD_SUBSUBSECTION:
      {
        handleSection(cmdName);
        retval = RetVal_Subsubsection;
      }
      break;
    case CMD_PARAGRAPH:
      {
        handleSection(cmdName);
        retval = RetVal_Paragraph;
      }
      break;
    case CMD_STARTCODE:
      {
        doctokenizerYYsetStateCode();
        retval = handleStartCode();
      }
      break;
    case CMD_HTMLONLY:
      {
        doctokenizerYYsetStateHtmlOnly();
        retval = doctokenizerYYlex();
        m_children.append(new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::HtmlOnly,g_isExample,g_exampleName,g_token->name=="block"));
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"htmlonly section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_MANONLY:
      {
        doctokenizerYYsetStateManOnly();
        retval = doctokenizerYYlex();
        m_children.append(new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::ManOnly,g_isExample,g_exampleName));
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"manonly section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_RTFONLY:
      {
        doctokenizerYYsetStateRtfOnly();
        retval = doctokenizerYYlex();
        m_children.append(new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::RtfOnly,g_isExample,g_exampleName));
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"rtfonly section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_LATEXONLY:
      {
        doctokenizerYYsetStateLatexOnly();
        retval = doctokenizerYYlex();
        m_children.append(new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::LatexOnly,g_isExample,g_exampleName));
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"latexonly section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_XMLONLY:
      {
        doctokenizerYYsetStateXmlOnly();
        retval = doctokenizerYYlex();
        m_children.append(new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::XmlOnly,g_isExample,g_exampleName));
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"xmlonly section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_DBONLY:
      {
        doctokenizerYYsetStateDbOnly();
        retval = doctokenizerYYlex();
        m_children.append(new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::DocbookOnly,g_isExample,g_exampleName));
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"docbookonly section ended without end marker",doctokenizerYYlineno);
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_VERBATIM:
      {
        doctokenizerYYsetStateVerbatim();
        retval = doctokenizerYYlex();
        m_children.append(new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::Verbatim,g_isExample,g_exampleName));
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"verbatim section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_DOT:
      {
        DocVerbatim *dv = new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::Dot,g_isExample,g_exampleName);
        doctokenizerYYsetStatePara();
        QCString width,height;
        defaultHandleTitleAndSize(CMD_DOT,dv,dv->children(),width,height);
        doctokenizerYYsetStateDot();
        retval = doctokenizerYYlex();
        dv->setText(g_token->verb);
        dv->setWidth(width);
        dv->setHeight(height);
        m_children.append(dv);
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"dot section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_MSC:
      {
        DocVerbatim *dv = new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::Msc,g_isExample,g_exampleName);
        doctokenizerYYsetStatePara();
        QCString width,height;
        defaultHandleTitleAndSize(CMD_MSC,dv,dv->children(),width,height);
        doctokenizerYYsetStateMsc();
        retval = doctokenizerYYlex();
        dv->setText(g_token->verb);
        dv->setWidth(width);
        dv->setHeight(height);
        m_children.append(dv);
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"msc section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_STARTUML:
      {
        static QCString jarPath = Config_getString(PLANTUML_JAR_PATH);
        doctokenizerYYsetStatePlantUMLOpt();
        retval = doctokenizerYYlex();
        QCString plantFile(g_token->sectionId);
        DocVerbatim *dv = new DocVerbatim(this,g_context,g_token->verb,DocVerbatim::PlantUML,FALSE,plantFile);
        doctokenizerYYsetStatePara();
        QCString width,height;
        defaultHandleTitleAndSize(CMD_STARTUML,dv,dv->children(),width,height);
        doctokenizerYYsetStatePlantUML();
        retval = doctokenizerYYlex();
        int line=0;
        dv->setText(stripLeadingAndTrailingEmptyLines(g_token->verb,line));
        dv->setWidth(width);
        dv->setHeight(height);
        if (jarPath.isEmpty())
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"ignoring \\startuml command because PLANTUML_JAR_PATH is not set");
          delete dv;
        }
        else
        {
          m_children.append(dv);
        }
        if (retval==0) warn_doc_error(g_fileName,doctokenizerYYlineno,"startuml section ended without end marker");
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_ENDPARBLOCK:
      retval=RetVal_EndParBlock;
      break;
    case CMD_ENDCODE:
    case CMD_ENDHTMLONLY:
    case CMD_ENDMANONLY:
    case CMD_ENDRTFONLY:
    case CMD_ENDLATEXONLY:
    case CMD_ENDXMLONLY:
    case CMD_ENDDBONLY:
    case CMD_ENDLINK:
    case CMD_ENDVERBATIM:
    case CMD_ENDDOT:
    case CMD_ENDMSC:
    case CMD_ENDUML:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected command %s",qPrint(g_token->name));
      break; 
    case CMD_PARAM:
      retval = handleParamSection(cmdName,DocParamSect::Param,FALSE,g_token->paramDir);
      break;
    case CMD_TPARAM:
      retval = handleParamSection(cmdName,DocParamSect::TemplateParam,FALSE,g_token->paramDir);
      break;
    case CMD_RETVAL:
      retval = handleParamSection(cmdName,DocParamSect::RetVal);
      break;
    case CMD_EXCEPTION:
      retval = handleParamSection(cmdName,DocParamSect::Exception);
      break;
    case CMD_XREFITEM:
      retval = handleXRefItem();
      break;
    case CMD_LINEBREAK:
      {
        DocLineBreak *lb = new DocLineBreak(this);
        m_children.append(lb);
      }
      break;
    case CMD_ANCHOR:
      {
        DocAnchor *anchor = handleAnchor(this);
        if (anchor)
        {
          m_children.append(anchor);
        }
      }
      break;
    case CMD_ADDINDEX:
      {
        DocIndexEntry *ie = new DocIndexEntry(this,
                     g_scope!=Doxygen::globalScope?g_scope:0,
                     g_memberDef);
        m_children.append(ie);
        retval = ie->parse();
      }
      break;
    case CMD_INTERNAL:
      retval = RetVal_Internal;
      break;
    case CMD_ENDINTERNAL:
      retval = RetVal_EndInternal;
      break;
    case CMD_PARBLOCK:
      {
        DocParBlock *block = new DocParBlock(this);
        m_children.append(block);
        retval = block->parse();
      }
      break;
    case CMD_COPYDOC:   // fall through
    case CMD_COPYBRIEF: // fall through
    case CMD_COPYDETAILS:
      //retval = RetVal_CopyDoc;
      // these commands should already be resolved by processCopyDoc()
      break;
    case CMD_INCLUDE:
      handleInclude(cmdName,DocInclude::Include);
      break;
    case CMD_INCWITHLINES:
      handleInclude(cmdName,DocInclude::IncWithLines);
      break;
    case CMD_DONTINCLUDE:
      handleInclude(cmdName,DocInclude::DontInclude);
      break;
    case CMD_HTMLINCLUDE:
      handleInclude(cmdName,DocInclude::HtmlInclude);
      break;
    case CMD_LATEXINCLUDE:
      handleInclude(cmdName,DocInclude::LatexInclude);
      break;
    case CMD_VERBINCLUDE:
      handleInclude(cmdName,DocInclude::VerbInclude);
      break;
    case CMD_SNIPPET:
      handleInclude(cmdName,DocInclude::Snippet);
      break;
    case CMD_SNIPWITHLINES:
      handleInclude(cmdName,DocInclude::SnipWithLines);
      break;
    case CMD_INCLUDEDOC:
      handleInclude(cmdName,DocInclude::IncludeDoc);
      break;
    case CMD_SNIPPETDOC:
      handleInclude(cmdName,DocInclude::SnippetDoc);
      break;
    case CMD_SKIP:
      handleIncludeOperator(cmdName,DocIncOperator::Skip);
      break;
    case CMD_UNTIL:
      handleIncludeOperator(cmdName,DocIncOperator::Until);
      break;
    case CMD_SKIPLINE:
      handleIncludeOperator(cmdName,DocIncOperator::SkipLine);
      break;
    case CMD_LINE:
      handleIncludeOperator(cmdName,DocIncOperator::Line);
      break;
    case CMD_IMAGE:
      handleImage(cmdName);
      break;
    case CMD_DOTFILE:
      handleFile(cmdName);
      break;
    case CMD_VHDLFLOW:
      handleVhdlFlow();
      break;
    case CMD_MSCFILE:
      handleFile(cmdName);
      break;
    case CMD_DIAFILE:
      handleFile(cmdName);
      break;
    case CMD_LINK:
      handleLink(cmdName,FALSE);
      break;
    case CMD_JAVALINK:
      handleLink(cmdName,TRUE);
      break;
    case CMD_CITE:
      handleCite();
      break;
    case CMD_EMOJI:
      handleEmoji();
      break;
    case CMD_REF: // fall through
    case CMD_SUBPAGE:
      handleRef(cmdName);
      break;
    case CMD_SECREFLIST:
      {
        DocSecRefList *list = new DocSecRefList(this);
        m_children.append(list);
        list->parse();
      }
      break;
    case CMD_SECREFITEM:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected command %s",qPrint(g_token->name));
      break;
    case CMD_ENDSECREFLIST:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected command %s",qPrint(g_token->name));
      break;
    case CMD_FORMULA:
      {
        DocFormula *form=new DocFormula(this,g_token->id);
        m_children.append(form);
      }
      break;
    //case CMD_LANGSWITCH:
    //  retval = handleLanguageSwitch();
    //  break;
    case CMD_INTERNALREF:
      //warn_doc_error(g_fileName,doctokenizerYYlineno,"unexpected command %s",qPrint(g_token->name));
      {
        DocInternalRef *ref = handleInternalRef(this);
        if (ref)
        {
          m_children.append(ref);
          ref->parse();
        }
        doctokenizerYYsetStatePara();
      }
      break;
    case CMD_INHERITDOC:
      handleInheritDoc();
      break;
    default:
      // we should not get here!
      ASSERT(0);
      break;
  }
  INTERNAL_ASSERT(retval==0 || retval==RetVal_OK || retval==RetVal_SimpleSec || 
         retval==TK_LISTITEM || retval==TK_ENDLIST || retval==TK_NEWPARA ||
         retval==RetVal_Section || retval==RetVal_EndList || 
         retval==RetVal_Internal || retval==RetVal_SwitchLang || 
         retval==RetVal_EndInternal
        );
  DBG(("handleCommand(%s) end retval=%x\n",qPrint(cmdName),retval));
  return retval;
}

static bool findAttribute(const HtmlAttribList &tagHtmlAttribs, 
                          const char *attrName, 
                          QCString *result) 
{

  HtmlAttribListIterator li(tagHtmlAttribs);
  HtmlAttrib *opt;
  for (li.toFirst();(opt=li.current());++li)
  {
    if (opt->name==attrName) 
    {
      *result = opt->value;
      return TRUE;
    }
  }
  return FALSE;
}

int DocPara::handleHtmlStartTag(const QCString &tagName,const HtmlAttribList &tagHtmlAttribs)
{
  DBG(("handleHtmlStartTag(%s,%d)\n",qPrint(tagName),tagHtmlAttribs.count()));
  int retval=RetVal_OK;
  int tagId = Mappers::htmlTagMapper->map(tagName);
  if (g_token->emptyTag && !(tagId&XML_CmdMask) && 
      tagId!=HTML_UNKNOWN && tagId!=HTML_IMG && tagId!=HTML_BR && tagId!=HTML_HR && tagId!=HTML_P)
  {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"HTML tag ('<%s/>') may not use the 'empty tag' XHTML syntax.",
                     tagName.data());
  }
  switch (tagId)
  {
    case HTML_UL: 
      if (!g_token->emptyTag)
      {
        DocHtmlList *list = new DocHtmlList(this,tagHtmlAttribs,DocHtmlList::Unordered);
        m_children.append(list);
        retval=list->parse();
      }
      break;
    case HTML_OL: 
      if (!g_token->emptyTag)
      {
        DocHtmlList *list = new DocHtmlList(this,tagHtmlAttribs,DocHtmlList::Ordered);
        m_children.append(list);
        retval=list->parse();
      }
      break;
    case HTML_LI:
      if (g_token->emptyTag) break;
      if (!insideUL(this) && !insideOL(this))
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"lonely 
  •  tag found");
      }
      else
      {
        retval=RetVal_ListItem;
      }
      break;
    case HTML_BOLD:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Bold,&g_token->attribs);
      break;
    case HTML_STRIKE:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Strike,&g_token->attribs);
      break;
    case HTML_DEL:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Del,&g_token->attribs);
      break;
    case HTML_UNDERLINE:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Underline,&g_token->attribs);
      break;
    case HTML_INS:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Ins,&g_token->attribs);
      break;
    case HTML_CODE:
      if (g_token->emptyTag) break;
      if (/*getLanguageFromFileName(g_fileName)==SrcLangExt_CSharp ||*/ g_xmlComment) 
        // for C# source or inside a  or  section we 
        // treat  as an XML tag (so similar to @code)
      {
        doctokenizerYYsetStateXmlCode();
        retval = handleStartCode();
      }
      else // normal HTML markup
      {
        handleStyleEnter(this,m_children,DocStyleChange::Code,&g_token->attribs);
      }
      break;
    case HTML_EMPHASIS:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Italic,&g_token->attribs);
      break;
    case HTML_DIV:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Div,&g_token->attribs);
      break;
    case HTML_SPAN:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Span,&g_token->attribs);
      break;
    case HTML_SUB:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Subscript,&g_token->attribs);
      break;
    case HTML_SUP:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Superscript,&g_token->attribs);
      break;
    case HTML_CENTER:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Center,&g_token->attribs);
      break;
    case HTML_SMALL:
      if (!g_token->emptyTag) handleStyleEnter(this,m_children,DocStyleChange::Small,&g_token->attribs);
      break;
    case HTML_PRE:
      if (g_token->emptyTag) break;
      handleStyleEnter(this,m_children,DocStyleChange::Preformatted,&g_token->attribs);
      setInsidePreformatted(TRUE);
      doctokenizerYYsetInsidePre(TRUE);
      break;
    case HTML_P:
      retval=TK_NEWPARA;
      break;
    case HTML_DL:
      if (!g_token->emptyTag)
      {
        DocHtmlDescList *list = new DocHtmlDescList(this,tagHtmlAttribs);
        m_children.append(list);
        retval=list->parse();
      }
      break;
    case HTML_DT:
      retval = RetVal_DescTitle;
      break;
    case HTML_DD:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag 
     found");
      break;
    case HTML_TABLE:
      if (!g_token->emptyTag)
      {
        DocHtmlTable *table = new DocHtmlTable(this,tagHtmlAttribs);
        m_children.append(table);
        retval=table->parse();
      }
      break;
    case HTML_TR:
      retval = RetVal_TableRow;
      break;
    case HTML_TD:
      retval = RetVal_TableCell;
      break;
    case HTML_TH:
      retval = RetVal_TableHCell;
      break;
    case HTML_CAPTION:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_BR:
      {
        DocLineBreak *lb = new DocLineBreak(this,tagHtmlAttribs);
        m_children.append(lb);
      }
      break;
    case HTML_HR:
      {
        DocHorRuler *hr = new DocHorRuler(this,tagHtmlAttribs);
        m_children.append(hr);
      }
      break;
    case HTML_A:
      retval=handleAHref(this,m_children,tagHtmlAttribs);
      break;
    case HTML_H1:
      if (!g_token->emptyTag) retval=handleHtmlHeader(tagHtmlAttribs,1);
      break;
    case HTML_H2:
      if (!g_token->emptyTag) retval=handleHtmlHeader(tagHtmlAttribs,2);
      break;
    case HTML_H3:
      if (!g_token->emptyTag) retval=handleHtmlHeader(tagHtmlAttribs,3);
      break;
    case HTML_H4:
      if (!g_token->emptyTag) retval=handleHtmlHeader(tagHtmlAttribs,4);
      break;
    case HTML_H5:
      if (!g_token->emptyTag) retval=handleHtmlHeader(tagHtmlAttribs,5);
      break;
    case HTML_H6:
      if (!g_token->emptyTag) retval=handleHtmlHeader(tagHtmlAttribs,6);
      break;
    case HTML_IMG:
      {
        handleImg(this,m_children,tagHtmlAttribs);
      }
      break;
    case HTML_BLOCKQUOTE:
      if (!g_token->emptyTag)
      {
        DocHtmlBlockQuote *block = new DocHtmlBlockQuote(this,tagHtmlAttribs);
        m_children.append(block);
        retval = block->parse();
      }
      break;

    case XML_SUMMARY:
    case XML_REMARKS:
    case XML_EXAMPLE:
      g_xmlComment=TRUE;
      // fall through
    case XML_VALUE:
    case XML_PARA:
      if (!m_children.isEmpty())
      {
        retval = TK_NEWPARA;
      }
      break;
    case XML_DESCRIPTION:
      if (insideTable(this))
      {
        retval=RetVal_TableCell;
      }
      break;
    case XML_C:
      handleStyleEnter(this,m_children,DocStyleChange::Code,&g_token->attribs);
      break;
    case XML_PARAM:
    case XML_TYPEPARAM:
      {
        g_xmlComment=TRUE;
        QCString paramName;
        if (findAttribute(tagHtmlAttribs,"name",¶mName))
        {
          if (paramName.isEmpty())
          {
            if (Config_getBool(WARN_NO_PARAMDOC))
            {
              warn_doc_error(g_fileName,doctokenizerYYlineno,"empty 'name' attribute for  tag.",tagId==XML_PARAM?"":"type");
            }
          }
          else
          {
            retval = handleParamSection(paramName,
                tagId==XML_PARAM ? DocParamSect::Param : DocParamSect::TemplateParam,
                TRUE);
          }
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing 'name' attribute from  tag.",tagId==XML_PARAM?"":"type");
        }
      }
      break;
    case XML_PARAMREF:
    case XML_TYPEPARAMREF:
      {
        QCString paramName;
        if (findAttribute(tagHtmlAttribs,"name",¶mName))
        {
          //printf("paramName=%s\n",paramName.data());
          m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Italic,TRUE));
          m_children.append(new DocWord(this,paramName)); 
          m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Italic,FALSE));
          if (retval!=TK_WORD) m_children.append(new DocWhiteSpace(this," "));
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing 'name' attribute from  tag.",tagId==XML_PARAMREF?"":"type");
        }
      }
      break;
    case XML_EXCEPTION:
      {
        g_xmlComment=TRUE;
        QCString exceptName;
        if (findAttribute(tagHtmlAttribs,"cref",&exceptName))
        {
          unescapeCRef(exceptName);
          retval = handleParamSection(exceptName,DocParamSect::Exception,TRUE);
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing 'cref' attribute from  tag.");
        }
      }
      break;
    case XML_ITEM:
    case XML_LISTHEADER:
      if (insideTable(this))
      {
        retval=RetVal_TableRow;
      }
      else if (insideUL(this) || insideOL(this))
      {
        retval=RetVal_ListItem;
      }
      else
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"lonely  tag found");
      }
      break;
    case XML_RETURNS:
      g_xmlComment=TRUE;
      retval = handleSimpleSection(DocSimpleSect::Return,TRUE);
      g_hasReturnCommand=TRUE;
      break;
    case XML_TERM:
      //m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Bold,TRUE));
      if (insideTable(this))
      {
        retval=RetVal_TableCell;
      }
      break;
    case XML_SEE:
      // I'm not sure if  is the same as  or if it
      // should you link a member without producing a section. The
      // C# specification is extremely vague about this (but what else 
      // can we expect from Microsoft...)
      {
        QCString cref;
        //printf("XML_SEE: empty tag=%d\n",g_token->emptyTag);
        if (findAttribute(tagHtmlAttribs,"cref",&cref))
        {
          unescapeCRef(cref);
          if (g_token->emptyTag) //  style
          {
            bool inSeeBlock = g_inSeeBlock;
            g_token->name = cref;
            g_inSeeBlock = TRUE;
            handleLinkedWord(this,m_children,TRUE);
            g_inSeeBlock = inSeeBlock;
          }
          else // ... style
          {
            //DocRef *ref = new DocRef(this,cref);
            //m_children.append(ref);
            //ref->parse();
            doctokenizerYYsetStatePara();
            DocLink *lnk = new DocLink(this,cref);
            m_children.append(lnk);
            QCString leftOver = lnk->parse(FALSE,TRUE);
            if (!leftOver.isEmpty())
            {
              m_children.append(new DocWord(this,leftOver));
            }
          }
        }
        else if (findAttribute(tagHtmlAttribs,"langword",&cref)) //  or 
        {
          bool inSeeBlock = g_inSeeBlock;
          g_token->name = cref;
          g_inSeeBlock = TRUE;
          m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Code,TRUE));
          handleLinkedWord(this,m_children,TRUE);
          m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Code,FALSE));
          g_inSeeBlock = inSeeBlock;
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing 'cref' or 'langword' attribute from  tag.");
        }
      }
      break;
    case XML_SEEALSO:
      {
        g_xmlComment=TRUE;
        QCString cref;
        if (findAttribute(tagHtmlAttribs,"cref",&cref))
        {
          unescapeCRef(cref);
          // Look for an existing "see" section
          DocSimpleSect *ss=0;
          QListIterator cli(m_children);
          DocNode *n;
          for (cli.toFirst();(n=cli.current());++cli)
          {
            if (n->kind()==Kind_SimpleSect && ((DocSimpleSect *)n)->type()==DocSimpleSect::See)
            {
              ss = (DocSimpleSect *)n;
            }
          }

          if (!ss)  // start new section
          {
            ss=new DocSimpleSect(this,DocSimpleSect::See);
            m_children.append(ss);
          }

          ss->appendLinkWord(cref);
          retval = RetVal_OK;
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing 'cref' attribute from  tag.");
        }
      }
      break;
    case XML_LIST:
      {
        QCString type;
        findAttribute(tagHtmlAttribs,"type",&type);
        DocHtmlList::Type listType = DocHtmlList::Unordered;
        HtmlAttribList emptyList;
        if (type=="number")
        {
          listType=DocHtmlList::Ordered;
        }
        if (type=="table")
        {
          DocHtmlTable *table = new DocHtmlTable(this,emptyList);
          m_children.append(table);
          retval=table->parseXml();
        }
        else
        {
          DocHtmlList *list = new DocHtmlList(this,emptyList,listType);
          m_children.append(list);
          retval=list->parseXml();
        }
      }
      break;
    case XML_INCLUDE:
    case XML_PERMISSION:
      // These tags are defined in .Net but are currently unsupported
      g_xmlComment=TRUE;
      break;
    case HTML_UNKNOWN:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unsupported xml/html tag <%s> found", qPrint(tagName));
      m_children.append(new DocWord(this, "<"+tagName+tagHtmlAttribs.toString()+">"));
      break;
  case XML_INHERITDOC:
      handleInheritDoc();
      break;
  default:
      // we should not get here!
      ASSERT(0);
      break;
  }
  return retval;
}

int DocPara::handleHtmlEndTag(const QCString &tagName)
{
  DBG(("handleHtmlEndTag(%s)\n",qPrint(tagName)));
  int tagId = Mappers::htmlTagMapper->map(tagName);
  int retval=RetVal_OK;
  switch (tagId)
  {
    case HTML_UL: 
      if (!insideUL(this))
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"found  tag without matching 
      ");
      }
      else
      {
        retval=RetVal_EndList;
      }
      break;
    case HTML_OL: 
      if (!insideOL(this))
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"found  tag without matching 
        ");
      }
      else
      {
        retval=RetVal_EndList;
      }
      break;
    case HTML_LI:
      if (!insideLI(this))
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"found  tag without matching 
      1. ");
      }
      else
      {
        // ignore 
        2.  tags
      }
      break;
    case HTML_BLOCKQUOTE:
      retval=RetVal_EndBlockQuote;
      break;
    //case HTML_PRE:
    //  if (!insidePRE(this))
    //  {
    //    warn_doc_error(g_fileName,doctokenizerYYlineno,"found
    • tag without matching 
    ");
    //  }
    //  else
    //  {
    //    retval=RetVal_EndPre;
    //  }
    //  break;
    case HTML_BOLD:
      handleStyleLeave(this,m_children,DocStyleChange::Bold,"b");
      break;
    case HTML_STRIKE:
      handleStyleLeave(this,m_children,DocStyleChange::Strike,"strike");
      break;
    case HTML_DEL:
      handleStyleLeave(this,m_children,DocStyleChange::Del,"del");
      break;
    case HTML_UNDERLINE:
      handleStyleLeave(this,m_children,DocStyleChange::Underline,"u");
      break;
    case HTML_INS:
      handleStyleLeave(this,m_children,DocStyleChange::Ins,"ins");
      break;
    case HTML_CODE:
      handleStyleLeave(this,m_children,DocStyleChange::Code,"code");
      break;
    case HTML_EMPHASIS:
      handleStyleLeave(this,m_children,DocStyleChange::Italic,"em");
      break;
    case HTML_DIV:
      handleStyleLeave(this,m_children,DocStyleChange::Div,"div");
      break;
    case HTML_SPAN:
      handleStyleLeave(this,m_children,DocStyleChange::Span,"span");
      break;
    case HTML_SUB:
      handleStyleLeave(this,m_children,DocStyleChange::Subscript,"sub");
      break;
    case HTML_SUP:
      handleStyleLeave(this,m_children,DocStyleChange::Superscript,"sup");
      break;
    case HTML_CENTER:
      handleStyleLeave(this,m_children,DocStyleChange::Center,"center");
      break;
    case HTML_SMALL:
      handleStyleLeave(this,m_children,DocStyleChange::Small,"small");
      break;
    case HTML_PRE:
      handleStyleLeave(this,m_children,DocStyleChange::Preformatted,"pre");
      setInsidePreformatted(FALSE);
      doctokenizerYYsetInsidePre(FALSE);
      break;
    case HTML_P:
      retval=TK_NEWPARA;
      break;
    case HTML_DL:
      retval=RetVal_EndDesc;
      break;
    case HTML_DT:
      // ignore  tag
      break;
    case HTML_DD:
      // ignore  tag
      break;
    case HTML_TABLE:
      retval=RetVal_EndTable;
      break;
    case HTML_TR:
      // ignore  tag
      break;
    case HTML_TD:
      // ignore  tag
      break;
    case HTML_TH:
      // ignore  tag
      break;
    case HTML_CAPTION:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_BR:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Illegal 
     tag found\n");
      break;
    case HTML_H1:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_H2:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_H3:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_H4:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_H5:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_H6:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_IMG:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag  found");
      break;
    case HTML_HR:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Illegal  tag found\n");
      break;
    case HTML_A:
      //warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected tag      found");
      // ignore  tag (can be part of 
      break;

    case XML_TERM:
      //m_children.append(new DocStyleChange(this,g_nodeStack.count(),DocStyleChange::Bold,FALSE));
      break;
    case XML_SUMMARY:
    case XML_REMARKS:
    case XML_PARA:
    case XML_VALUE:
    case XML_EXAMPLE:
    case XML_PARAM:
    case XML_LIST:
    case XML_TYPEPARAM:
    case XML_RETURNS:
    case XML_SEE:
    case XML_SEEALSO:
    case XML_EXCEPTION:
    case XML_INHERITDOC:
      retval = RetVal_CloseXml;
      break;
    case XML_C:
      handleStyleLeave(this,m_children,DocStyleChange::Code,"c");
      break;
    case XML_ITEM:
    case XML_LISTHEADER:
    case XML_INCLUDE:
    case XML_PERMISSION:
    case XML_DESCRIPTION:
    case XML_PARAMREF:
    case XML_TYPEPARAMREF:
      // These tags are defined in .Net but are currently unsupported
      break;
    case HTML_UNKNOWN:
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unsupported xml/html tag  found", qPrint(tagName));
      m_children.append(new DocWord(this,""));
      break;
    default:
      // we should not get here!
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected end tag %s\n",qPrint(tagName));
      ASSERT(0);
      break;
  }
  return retval;
}

int DocPara::parse()
{
  DBG(("DocPara::parse() start\n"));
  g_nodeStack.push(this);
  // handle style commands "inherited" from the previous paragraph
  handleInitialStyleCommands(this,m_children);
  int tok;
  int retval=0;
  while ((tok=doctokenizerYYlex())) // get the next token
  {
reparsetoken:
    DBG(("token %s at %d",tokToString(tok),doctokenizerYYlineno));
    if (tok==TK_WORD || tok==TK_LNKWORD || tok==TK_SYMBOL || tok==TK_URL ||
        tok==TK_COMMAND_AT || tok == TK_COMMAND_BS || tok==TK_HTMLTAG
       )
    {
      DBG((" name=%s",qPrint(g_token->name)));
    }
    DBG(("\n"));
    switch(tok)
    {
      case TK_WORD:
        m_children.append(new DocWord(this,g_token->name));
        break;
      case TK_LNKWORD:
        handleLinkedWord(this,m_children);
        break;
      case TK_URL:
        m_children.append(new DocURL(this,g_token->name,g_token->isEMailAddr));
        break;
      case TK_WHITESPACE:
        {
          // prevent leading whitespace and collapse multiple whitespace areas
          DocNode::Kind k;
          if (insidePRE(this) || // all whitespace is relevant
              (
               // remove leading whitespace 
               !m_children.isEmpty()  && 
               // and whitespace after certain constructs
               (k=m_children.getLast()->kind())!=DocNode::Kind_HtmlDescList &&
               k!=DocNode::Kind_HtmlTable &&
               k!=DocNode::Kind_HtmlList &&
               k!=DocNode::Kind_SimpleSect &&
               k!=DocNode::Kind_AutoList &&
               k!=DocNode::Kind_SimpleList &&
               /*k!=DocNode::Kind_Verbatim &&*/
               k!=DocNode::Kind_HtmlHeader &&
               k!=DocNode::Kind_HtmlBlockQuote &&
               k!=DocNode::Kind_ParamSect &&
               k!=DocNode::Kind_XRefItem
              )
             )
          {
            m_children.append(new DocWhiteSpace(this,g_token->chars));
          }
        }
        break;
      case TK_LISTITEM:
        {
          DBG(("found list item at %d parent=%d\n",g_token->indent,parent()->kind()));
          DocNode *n=parent();
          while (n && n->kind()!=DocNode::Kind_AutoList) n=n->parent();
          if (n) // we found an auto list up in the hierarchy
          {
            DocAutoList *al = (DocAutoList *)n;
            DBG(("previous list item at %d\n",al->indent()));
            if (al->indent()>=g_token->indent) 
              // new item at the same or lower indent level
            {
              retval=TK_LISTITEM;
              goto endparagraph;
            }
          }

          // determine list depth
          int depth = 0;
          n=parent();
          while(n) 
          {
            if (n->kind() == DocNode::Kind_AutoList && 
                ((DocAutoList*)n)->isEnumList()) depth++;
            n=n->parent();
          }

          // first item or sub list => create new list
          DocAutoList *al=0;
          do
          {
            al = new DocAutoList(this,g_token->indent,
                                 g_token->isEnumList,depth);
            m_children.append(al);
            retval = al->parse();
          } while (retval==TK_LISTITEM &&         // new list
              al->indent()==g_token->indent  // at same indent level
              );

          // check the return value
          if (retval==RetVal_SimpleSec) // auto list ended due to simple section command
          {
            // Reparse the token that ended the section at this level,
            // so a new simple section will be started at this level.
            // This is the same as unputting the last read token and continuing.
            g_token->name = g_token->simpleSectName;
            if (g_token->name.left(4)=="rcs:") // RCS section
            {
              g_token->name = g_token->name.mid(4);
              g_token->text = g_token->simpleSectText;
              tok = TK_RCSTAG;
            }
            else // other section
            {
              tok = TK_COMMAND_BS;
            }
            DBG(("reparsing command %s\n",qPrint(g_token->name)));
            goto reparsetoken;
          }
          else if (retval==TK_ENDLIST)
          {
            if (al->indent()>g_token->indent) // end list
            {
              goto endparagraph;
            }
            else // continue with current paragraph
            {
            }
          }
          else // paragraph ended due to TK_NEWPARA, TK_LISTITEM, or EOF
          {
            goto endparagraph;
          }
        }
        break;
      case TK_ENDLIST:     
        DBG(("Found end of list inside of paragraph at line %d\n",doctokenizerYYlineno));
        if (parent()->kind()==DocNode::Kind_AutoListItem)
        {
          ASSERT(parent()->parent()->kind()==DocNode::Kind_AutoList);
          DocAutoList *al = (DocAutoList *)parent()->parent();
          if (al->indent()>=g_token->indent)
          {
            // end of list marker ends this paragraph
            retval=TK_ENDLIST;
            goto endparagraph;
          }
          else
          {
            warn_doc_error(g_fileName,doctokenizerYYlineno,"End of list marker found "
                "has invalid indent level");
          }
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"End of list marker found without any preceding "
              "list items");
        }
        break;
      case TK_COMMAND_AT:
        // fall through
      case TK_COMMAND_BS:
        {
          // see if we have to start a simple section
          int cmd = Mappers::cmdMapper->map(g_token->name);
          DocNode *n=parent();
          while (n && 
              n->kind()!=DocNode::Kind_SimpleSect && 
              n->kind()!=DocNode::Kind_ParamSect
              ) 
          {
            n=n->parent();
          }
          if (cmd&SIMPLESECT_BIT)
          {
            if (n)  // already in a simple section
            {
              // simple section cannot start in this paragraph, need
              // to unwind the stack and remember the command.
              g_token->simpleSectName = g_token->name.copy();
              retval=RetVal_SimpleSec;
              goto endparagraph;
            }
          }
          // see if we are in a simple list
          n=parent();
          while (n && n->kind()!=DocNode::Kind_SimpleListItem) n=n->parent();
          if (n)
          {
            if (cmd==CMD_LI)
            {
              retval=RetVal_ListItem;
              goto endparagraph;
            }
          }

          // handle the command
          retval=handleCommand(g_token->name,tok);
          DBG(("handleCommand returns %x\n",retval));

          // check the return value
          if (retval==RetVal_SimpleSec)
          {
            // Reparse the token that ended the section at this level,
            // so a new simple section will be started at this level.
            // This is the same as unputting the last read token and continuing.
            g_token->name = g_token->simpleSectName;
            if (g_token->name.left(4)=="rcs:") // RCS section
            {
              g_token->name = g_token->name.mid(4);
              g_token->text = g_token->simpleSectText;
              tok = TK_RCSTAG;
            }
            else // other section
            {
              tok = TK_COMMAND_BS;
            }
            DBG(("reparsing command %s\n",qPrint(g_token->name)));
            goto reparsetoken;
          }
          else if (retval==RetVal_OK) 
          {
            // the command ended normally, keep scanning for new tokens.
            retval = 0;
          }
          else if (retval>0 && retvalendTag) // found a start tag
          {
            retval = handleHtmlStartTag(g_token->name,g_token->attribs);
          }
          else // found an end tag
          {
            retval = handleHtmlEndTag(g_token->name);
          }
          if (retval==RetVal_OK) 
          {
            // the command ended normally, keep scanner for new tokens.
            retval = 0;
          }
          else
          {
            goto endparagraph;
          }
        }
        break;
      case TK_SYMBOL:     
        {
          DocSymbol::SymType s = DocSymbol::decodeSymbol(g_token->name);
          if (s!=DocSymbol::Sym_Unknown)
          {
            m_children.append(new DocSymbol(this,s));
          }
          else
          {
            warn_doc_error(g_fileName,doctokenizerYYlineno,"Unsupported symbol %s found",
                qPrint(g_token->name));
          }
          break;
        }
      case TK_NEWPARA:     
        retval=TK_NEWPARA;
        goto endparagraph;
      case TK_RCSTAG:
        {
          DocNode *n=parent();
          while (n && 
              n->kind()!=DocNode::Kind_SimpleSect && 
              n->kind()!=DocNode::Kind_ParamSect
              ) 
          {
            n=n->parent();
          }
          if (n)  // already in a simple section
          {
            // simple section cannot start in this paragraph, need
            // to unwind the stack and remember the command.
            g_token->simpleSectName = "rcs:"+g_token->name;
            g_token->simpleSectText = g_token->text;
            retval=RetVal_SimpleSec;
            goto endparagraph;
          }

          // see if we are in a simple list
          DocSimpleSect *ss=new DocSimpleSect(this,DocSimpleSect::Rcs);
          m_children.append(ss);
          ss->parseRcs();
        }
        break;
      default:
        warn_doc_error(g_fileName,doctokenizerYYlineno,
            "Found unexpected token (id=%x)\n",tok);
        break;
    }
  }
  retval=0;
endparagraph:
  handlePendingStyleCommands(this,m_children);
  DocNode *n = g_nodeStack.pop();
  ASSERT(n==this);
  DBG(("DocPara::parse() end retval=%x\n",retval));
  if (!g_token->endTag && n->kind()==DocNode::Kind_Para &&
      retval==TK_NEWPARA && g_token->name.lower() == "p")
  {
    ((DocPara *)n)->setAttribs(g_token->attribs);
  }
  INTERNAL_ASSERT(retval==0 || retval==TK_NEWPARA || retval==TK_LISTITEM || 
         retval==TK_ENDLIST || retval>RetVal_OK 
	);

  return retval; 
}

//--------------------------------------------------------------------------

int DocSection::parse()
{
  DBG(("DocSection::parse() start %s level=%d\n",qPrint(g_token->sectionId),m_level));
  int retval=RetVal_OK;
  g_nodeStack.push(this);

  SectionInfo *sec;
  if (!m_id.isEmpty())
  {
    sec=Doxygen::sectionDict->find(m_id);
    if (sec)
    {
      m_file   = sec->fileName;
      m_anchor = sec->label;
      m_title  = sec->title;
      if (m_title.isEmpty()) m_title = sec->label;
      if (g_sectionDict && g_sectionDict->find(m_id)==0)
      {
        g_sectionDict->append(m_id,sec);
      }
    }
  }

  // first parse any number of paragraphs
  bool isFirst=TRUE;
  DocPara *lastPar=0;
  do
  {
    DocPara *par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    retval=par->parse();
    if (!par->isEmpty()) 
    {
      m_children.append(par);
      lastPar=par;
    }
    else
    {
      delete par;
    }
    if (retval==TK_LISTITEM)
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid list item found");
    }
    if (retval==RetVal_Internal)
    {
      DocInternal *in = new DocInternal(this);
      m_children.append(in);
      retval = in->parse(m_level+1);
      if (retval==RetVal_EndInternal)
      {
        retval=RetVal_OK;
      }
    }
  } while (retval!=0 && 
           retval!=RetVal_Section       &&
           retval!=RetVal_Subsection    &&
           retval!=RetVal_Subsubsection &&
           retval!=RetVal_Paragraph     &&
           retval!=RetVal_EndInternal
          );

  if (lastPar) lastPar->markLast();

  //printf("m_level=%d <-> %d\n",m_level,Doxygen::subpageNestingLevel);

  while (true)
  {
    if (retval==RetVal_Subsection && m_level<=Doxygen::subpageNestingLevel+1)
    {
      // then parse any number of nested sections
      while (retval==RetVal_Subsection) // more sections follow
      {
        //SectionInfo *sec=Doxygen::sectionDict[g_token->sectionId];
        DocSection *s=new DocSection(this,
            QMIN(2+Doxygen::subpageNestingLevel,5),g_token->sectionId);
        m_children.append(s);
        retval = s->parse();
      }
      break;
    }
    else if (retval==RetVal_Subsubsection && m_level<=Doxygen::subpageNestingLevel+2)
    {
      if ((m_level<=1+Doxygen::subpageNestingLevel) && !g_token->sectionId.startsWith("autotoc_md"))
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected subsubsection command found inside %s!",sectionLevelToName[m_level]);
      // then parse any number of nested sections
      while (retval==RetVal_Subsubsection) // more sections follow
      {
        //SectionInfo *sec=Doxygen::sectionDict[g_token->sectionId];
        DocSection *s=new DocSection(this,
            QMIN(3+Doxygen::subpageNestingLevel,5),g_token->sectionId);
        m_children.append(s);
        retval = s->parse();
      }
      if (!(m_levelsectionId.startsWith("autotoc_md"))
        warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected paragraph command found inside %s!",sectionLevelToName[m_level]);
      // then parse any number of nested sections
      while (retval==RetVal_Paragraph) // more sections follow
      {
        //SectionInfo *sec=Doxygen::sectionDict[g_token->sectionId];
        DocSection *s=new DocSection(this,
            QMIN(4+Doxygen::subpageNestingLevel,5),g_token->sectionId);
        m_children.append(s);
        retval = s->parse();
      }
      if (!(m_levelname));
	break;
      case TK_WHITESPACE:  
        m_children.append(new DocWhiteSpace(this,g_token->chars));
	break;
      case TK_SYMBOL:     
        {
          DocSymbol::SymType s = DocSymbol::decodeSymbol(g_token->name);
          if (s!=DocSymbol::Sym_Unknown)
          {
            m_children.append(new DocSymbol(this,s));
          }
          else
          {
            warn_doc_error(g_fileName,doctokenizerYYlineno,"Unsupported symbol %s found",
                qPrint(g_token->name));
          }
        }
        break;
      case TK_COMMAND_AT:
        // fall through
      case TK_COMMAND_BS:
        switch (Mappers::cmdMapper->map(g_token->name))
        {
          case CMD_BSLASH:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_BSlash));
            break;
          case CMD_AT:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_At));
            break;
          case CMD_LESS:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Less));
            break;
          case CMD_GREATER:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Greater));
            break;
          case CMD_AMP:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Amp));
            break;
          case CMD_DOLLAR:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Dollar));
            break;
          case CMD_HASH:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Hash));
            break;
          case CMD_DCOLON:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_DoubleColon));
            break;
          case CMD_PERCENT:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Percent));
            break;
          case CMD_NDASH:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
            break;
          case CMD_MDASH:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
            break;
          case CMD_QUOTE:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Quot));
            break;
          case CMD_PUNT:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Dot));
            break;
          case CMD_PLUS:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Plus));
            break;
          case CMD_MINUS:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Minus));
            break;
          case CMD_EQUAL:
            m_children.append(new DocSymbol(this,DocSymbol::Sym_Equal));
            break;
          default:
            warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected command '%s' found",
                      qPrint(g_token->name));
            break;
        }
        break;
      default:
        warn_doc_error(g_fileName,doctokenizerYYlineno,"Unexpected token %s",
            tokToString(tok));
        break;
    }
  }

  handleUnclosedStyleCommands();

  DocNode *n = g_nodeStack.pop();
  ASSERT(n==this);
  DBG(("DocText::parse() end\n"));
}


//--------------------------------------------------------------------------

void DocRoot::parse()
{
  DBG(("DocRoot::parse() start\n"));
  g_nodeStack.push(this);
  doctokenizerYYsetStatePara();
  int retval=0;

  // first parse any number of paragraphs
  bool isFirst=TRUE;
  DocPara *lastPar=0;
  do
  {
    DocPara *par = new DocPara(this);
    if (isFirst) { par->markFirst(); isFirst=FALSE; }
    retval=par->parse();
    if (!par->isEmpty() || par->attribs().count()>0)
    {
      m_children.append(par);
      lastPar=par;
    }
    else
    {
      delete par;
    }
    if (retval==RetVal_Paragraph)
    {
      if (!g_token->sectionId.startsWith("autotoc_md"))
      {
         warn_doc_error(g_fileName,doctokenizerYYlineno,"found paragraph command outside of subsubsection context!");
      }
      while (retval==RetVal_Paragraph)
      {
        if (!g_token->sectionId.isEmpty())
        {
          SectionInfo *sec=Doxygen::sectionDict->find(g_token->sectionId);
          if (sec)
          {
            DocSection *s=new DocSection(this,
                QMIN(4+Doxygen::subpageNestingLevel,5),g_token->sectionId);
            m_children.append(s);
            retval = s->parse();
          }
          else
          {
            warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid paragraph id '%s'; ignoring paragraph",qPrint(g_token->sectionId));
            retval = 0;
          }
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing id for paragraph; ignoring paragraph");
          retval = 0;
        }
      }
    }
    if (retval==RetVal_Subsubsection)
    {
      if (!(g_token->sectionId.startsWith("autotoc_md")))
        warn_doc_error(g_fileName,doctokenizerYYlineno,"found subsubsection command outside of subsection context!");
      while (retval==RetVal_Subsubsection)
      {
        if (!g_token->sectionId.isEmpty())
        {
          SectionInfo *sec=Doxygen::sectionDict->find(g_token->sectionId);
          if (sec)
          {
            DocSection *s=new DocSection(this,
                QMIN(3+Doxygen::subpageNestingLevel,5),g_token->sectionId);
            m_children.append(s);
            retval = s->parse();
          }
          else
          {
            warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid subsubsection id '%s'; ignoring subsubsection",qPrint(g_token->sectionId));
            retval = 0;
          }
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing id for subsubsection; ignoring subsubsection");
          retval = 0;
        }
      }
    }
    if (retval==RetVal_Subsection)
    {
      if (!g_token->sectionId.startsWith("autotoc_md"))
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"found subsection command outside of section context!");
      }
      while (retval==RetVal_Subsection)
      {
        if (!g_token->sectionId.isEmpty())
        {
          SectionInfo *sec=Doxygen::sectionDict->find(g_token->sectionId);
          if (sec)
          {
            DocSection *s=new DocSection(this,
                QMIN(2+Doxygen::subpageNestingLevel,5),g_token->sectionId);
            m_children.append(s);
            retval = s->parse();
          }
          else
          {
            warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid subsection id '%s'; ignoring subsection",qPrint(g_token->sectionId));
            retval = 0;
          }
        }
        else
        {
          warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing id for subsection; ignoring subsection");
          retval = 0;
        }
      }
    }
    if (retval==TK_LISTITEM)
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid list item found");
    }
    if (retval==RetVal_Internal)
    {
      DocInternal *in = new DocInternal(this);
      m_children.append(in);
      retval = in->parse(1);
    }
  } while (retval!=0 && retval!=RetVal_Section);
  if (lastPar) lastPar->markLast();

  //printf("DocRoot::parse() retval=%d %d\n",retval,RetVal_Section);
  // then parse any number of level1 sections
  while (retval==RetVal_Section)
  {
    if (!g_token->sectionId.isEmpty())
    {
      SectionInfo *sec=Doxygen::sectionDict->find(g_token->sectionId);
      if (sec)
      {
        DocSection *s=new DocSection(this,
            QMIN(1+Doxygen::subpageNestingLevel,5),g_token->sectionId);
        m_children.append(s);
        retval = s->parse();
      }
      else
      {
        warn_doc_error(g_fileName,doctokenizerYYlineno,"Invalid section id '%s'; ignoring section",qPrint(g_token->sectionId));
        retval = 0;
      }
    }
    else
    {
      warn_doc_error(g_fileName,doctokenizerYYlineno,"Missing id for section; ignoring section");
      retval = 0;
    }
  }

  handleUnclosedStyleCommands();

  DocNode *n = g_nodeStack.pop();
  ASSERT(n==this);
  DBG(("DocRoot::parse() end\n"));
}

static QCString extractCopyDocId(const char *data, uint &j, uint len)
{
  uint s=j;
  uint e=j;
  int round=0;
  bool insideDQuote=FALSE;
  bool insideSQuote=FALSE;
  bool found=FALSE;
  while (js) memcpy(id.rawData(),data+s,e-s);
  id.at(e-s)='\0';
  //printf("extractCopyDocId='%s' input='%s'\n",id.data(),&data[s]);
  return id;
}

// macro to check if the input starts with a specific command.
// note that data[i] should point to the start of the command (\ or @ character)
// and the sizeof(str) returns the size of str including the '\0' terminator;
// a fact we abuse to skip over the start of the command character.
#define CHECK_FOR_COMMAND(str,action) \
   do if ((i+sizeof(str)0)
      {
        // skip whitespace
        while (j0)
        {
          int orgPos = i;
          i=skipToEndMarker(data,k,len,endMarker);
          buf.addStr(data+orgPos,i-orgPos);
        }
        else
        {
          buf.addChar(c);
          i++;
        }
      }
    }
    else // not a command, just copy
    {
      buf.addChar(c);
      i++;
    }
  }
  len = buf.getPos();
  buf.addChar(0);
  return buf.get();
}
//---------------------------------------------------------------------------
QString::Direction getTextDirByConfig(const QString &text)
{
  QCString configDir = Config_getEnum(OUTPUT_TEXT_DIRECTION);
  if (configDir == "None")
    return QString::DirNeutral;
  if (configDir == "Context")
    return text.basicDirection();
  if (configDir == "LTR")
  {
    QString::Direction textDir = text.direction();
    if (textDir == QString::DirMixed)
      return QString::DirLTR;
    return textDir;
  }
  if (configDir == "RTL")
  {
    QString::Direction textDir = text.direction();
    if (textDir == QString::DirMixed)
      return QString::DirRTL;
    return textDir;
  }
  return QString::DirNeutral;
}

QString::Direction getTextDirByConfig(const DocNode *node)
{
  QCString configDir = Config_getEnum(OUTPUT_TEXT_DIRECTION);
  if (configDir == "None")
    return QString::DirNeutral;
  if (configDir == "Context")
    return node->getTextBasicDir();
  if (configDir == "LTR")
  {
    QString::Direction textDir = node->getTextDir();
    if (textDir == QString::DirMixed)
      return QString::DirLTR;
    return textDir;
  }
  if (configDir == "RTL")
  {
    QString::Direction textDir = node->getTextDir();
    if (textDir == QString::DirMixed)
      return QString::DirRTL;
    return textDir;
  }
  return QString::DirNeutral;
}

QString::Direction getTextDirByConfig(const DocPara *para, int nodeIndex)
{
  QCString configDir = Config_getEnum(OUTPUT_TEXT_DIRECTION);
  if (configDir == "None")
    return QString::DirNeutral;
  if (configDir == "Context")
    return para->getTextBasicDir(nodeIndex);
  if (configDir == "LTR")
  {
    QString::Direction textDir = para->getTextDir(nodeIndex);
    if (textDir == QString::DirMixed)
      return QString::DirLTR;
    return textDir;
  }
  if (configDir == "RTL")
  {
    QString::Direction textDir = para->getTextDir(nodeIndex);
    if (textDir == QString::DirMixed)
      return QString::DirRTL;
    return textDir;
  }
  return QString::DirNeutral;
}

QCString getDirHtmlClassOfNode(QString::Direction textDir, const QCString &initValue)
{
  QCString classFromDir;
  if (textDir == QString::DirLTR)
    classFromDir = "DocNodeLTR";
  else if (textDir == QString::DirRTL)
    classFromDir = "DocNodeRTL";
  else
    classFromDir = "";

  if (initValue && !classFromDir.isEmpty())
    return QCString(" class=\"") + initValue + " " + classFromDir + "\"";
  if (initValue)
    return QCString(" class=\"") + initValue + "\"";
  if (!classFromDir.isEmpty())
    return QCString(" class=\"") + classFromDir + "\"";
  return "";
}

QCString getDirHtmlClassOfPage(QCString pageTitle)
{
  QCString result = "";
  result += " class=\"PageDoc";
  QString::Direction titleDir = getTextDirByConfig(pageTitle);
  if (titleDir == QString::DirLTR)
    result += " PageDocLTR-title";
  else if (titleDir == QString::DirRTL)
    result += " PageDocRTL-title";
  result += "\"";
  return result;
}

QCString getHtmlDirEmbedingChar(QString::Direction textDir)
{
  if (textDir == QString::DirLTR)
    return "‪";
  if (textDir == QString::DirRTL)
    return "‫";
  return "";
}

QCString getJsDirEmbedingChar(QString::Direction textDir)
{
  if (textDir == QString::DirLTR)
    return "\\u202A";
  if (textDir == QString::DirRTL)
    return "\\u202B";
  return "";
}
//---------------------------------------------------------------------------

DocRoot *validatingParseDoc(const char *fileName,int startLine,
                            const Definition *ctx,const MemberDef *md,
                            const char *input,bool indexWords,
                            bool isExample, const char *exampleName,
                            bool singleLine, bool linkFromIndex)
{
  //printf("validatingParseDoc(%s,%s)=[%s]\n",ctx?ctx->name().data():"",
  //                                     md?md->name().data():"",
  //                                     input);
  //printf("========== validating %s at line %d\n",fileName,startLine);
  //printf("---------------- input --------------------\n%s\n----------- end input -------------------\n",input);
  //g_token = new TokenInfo;

  // store parser state so we can re-enter this function if needed
  //bool fortranOpt = Config_getBool(OPTIMIZE_FOR_FORTRAN);
  docParserPushContext();

  if (ctx && ctx!=Doxygen::globalScope &&
      (ctx->definitionType()==Definition::TypeClass || 
       ctx->definitionType()==Definition::TypeNamespace
      ) 
     ) 
  {
    g_context = ctx->name();
  }
  else if (ctx && ctx->definitionType()==Definition::TypePage)
  {
    const Definition *scope = (dynamic_cast(ctx))->getPageScope();
    if (scope && scope!=Doxygen::globalScope) g_context = scope->name();
  }
  else if (ctx && ctx->definitionType()==Definition::TypeGroup)
  {
    const Definition *scope = (dynamic_cast(ctx))->getGroupScope();
    if (scope && scope!=Doxygen::globalScope) g_context = scope->name();
  }
  else
  {
    g_context = "";
  }
  g_scope = ctx;

  if (indexWords && Doxygen::searchIndex)
  {
    if (md)
    {
      g_searchUrl=md->getOutputFileBase();
      Doxygen::searchIndex->setCurrentDoc(md,md->anchor(),FALSE);
    }
    else if (ctx)
    {
      g_searchUrl=ctx->getOutputFileBase();
      Doxygen::searchIndex->setCurrentDoc(ctx,ctx->anchor(),FALSE);
    }
  }
#if 0
  if (indexWords && md && Doxygen::searchIndex)
  {
    g_searchUrl=md->getOutputFileBase();
    Doxygen::searchIndex->setCurrentDoc(
        (md->getLanguage()==SrcLangExt_Fortran ? 
         theTranslator->trSubprogram(TRUE,TRUE):
         theTranslator->trMember(TRUE,TRUE))+" "+md->qualifiedName(),
        g_searchUrl,
        md->anchor());
  }
  else if (indexWords && ctx && Doxygen::searchIndex)
  {
    g_searchUrl=ctx->getOutputFileBase();
    QCString name = ctx->qualifiedName();

    SrcLangExt lang = ctx->getLanguage();
    QCString sep = getLanguageSpecificSeparator(lang);
    if (sep!="::")
    {
      name = substitute(name,"::",sep);
    }

    switch (ctx->definitionType())
    {
      case Definition::TypePage:
        {
          PageDef *pd = (PageDef *)ctx;
          if (pd->hasTitle())
          {
            name = theTranslator->trPage(TRUE,TRUE)+" "+pd->title();
          }
          else
          {
            name = theTranslator->trPage(TRUE,TRUE)+" "+pd->name();
          }
        }
        break;
      case Definition::TypeClass:
        {
          ClassDef *cd = (ClassDef *)ctx;
          name.prepend(cd->compoundTypeString()+" ");
        }
        break;
      case Definition::TypeNamespace:
        {
          if (lang==SrcLangExt_Java || lang==SrcLangExt_CSharp)
          {
            name = theTranslator->trPackage(name);
          }
          else if (lang==SrcLangExt_Fortran)
          {
            name.prepend(theTranslator->trModule(TRUE,TRUE)+" ");
          }
          else
          {
            name.prepend(theTranslator->trNamespace(TRUE,TRUE)+" ");
          }
        }
        break;
      case Definition::TypeGroup:
        {
          GroupDef *gd = (GroupDef *)ctx;
          if (gd->groupTitle())
          {
            name = theTranslator->trGroup(TRUE,TRUE)+" "+gd->groupTitle();
          }
          else
          {
            name.prepend(theTranslator->trGroup(TRUE,TRUE)+" ");
          }
        }
        break;
      default:
        break;
    }
    Doxygen::searchIndex->setCurrentDoc(name,g_searchUrl);
  }
#endif
  else
  {
    g_searchUrl="";
  }

  g_fileName = fileName;
  g_relPath = (!linkFromIndex && ctx) ? 
               QCString(relativePathToRoot(ctx->getOutputFileBase())) : 
               QCString("");
  //printf("ctx->name=%s relPath=%s\n",ctx->name().data(),g_relPath.data());
  g_memberDef = md;
  g_nodeStack.clear();
  g_styleStack.clear();
  g_initialStyleStack.clear();
  g_inSeeBlock = FALSE;
  g_xmlComment = FALSE;
  g_insideHtmlLink = FALSE;
  g_includeFileText = "";
  g_includeFileOffset = 0;
  g_includeFileLength = 0;
  g_isExample = isExample;
  g_exampleName = exampleName;
  g_hasParamCommand = FALSE;
  g_hasReturnCommand = FALSE;
  g_retvalsFound.setAutoDelete(FALSE);
  g_retvalsFound.clear();
  g_paramsFound.setAutoDelete(FALSE);
  g_paramsFound.clear();
  g_sectionDict = 0; //sections;
  
  //printf("Starting comment block at %s:%d\n",g_fileName.data(),startLine);
  doctokenizerYYlineno=startLine;
  uint inpLen=qstrlen(input);
  QCString inpStr = processCopyDoc(input,inpLen);
  if (inpStr.isEmpty() || inpStr.at(inpStr.length()-1)!='\n')
  {
    inpStr+='\n';
  }
  //printf("processCopyDoc(in='%s' out='%s')\n",input,inpStr.data());
  doctokenizerYYinit(inpStr,g_fileName);

  // build abstract syntax tree
  DocRoot *root = new DocRoot(md!=0,singleLine);
  root->parse();


  if (Debug::isFlagSet(Debug::PrintTree))
  {
    // pretty print the result
    PrintDocVisitor *v = new PrintDocVisitor;
    root->accept(v);
    delete v;
  }

  checkUnOrMultipleDocumentedParams();
  if (g_memberDef) g_memberDef->detectUndocumentedParams(g_hasParamCommand,g_hasReturnCommand);

  // TODO: These should be called at the end of the program.
  //doctokenizerYYcleanup();
  //Mappers::cmdMapper->freeInstance();
  //Mappers::htmlTagMapper->freeInstance();

  // restore original parser state
  docParserPopContext();

  //printf(">>>>>> end validatingParseDoc(%s,%s)\n",ctx?ctx->name().data():"",
  //                                     md?md->name().data():"");
  
  return root;
}

DocText *validatingParseText(const char *input)
{
  // store parser state so we can re-enter this function if needed
  docParserPushContext();

  //printf("------------ input ---------\n%s\n"
  //       "------------ end input -----\n",input);
  //g_token = new TokenInfo;
  g_context = "";
  g_fileName = "";
  g_relPath = "";
  g_memberDef = 0;
  g_nodeStack.clear();
  g_styleStack.clear();
  g_initialStyleStack.clear();
  g_inSeeBlock = FALSE;
  g_xmlComment = FALSE;
  g_insideHtmlLink = FALSE;
  g_includeFileText = "";
  g_includeFileOffset = 0;
  g_includeFileLength = 0;
  g_isExample = FALSE;
  g_exampleName = "";
  g_hasParamCommand = FALSE;
  g_hasReturnCommand = FALSE;
  g_retvalsFound.setAutoDelete(FALSE);
  g_retvalsFound.clear();
  g_paramsFound.setAutoDelete(FALSE);
  g_paramsFound.clear();
  g_searchUrl="";

  DocText *txt = new DocText;

  if (input)
  {
    doctokenizerYYlineno=1;
    doctokenizerYYinit(input,g_fileName);

    // build abstract syntax tree
    txt->parse();

    if (Debug::isFlagSet(Debug::PrintTree))
    {
      // pretty print the result
      PrintDocVisitor *v = new PrintDocVisitor;
      txt->accept(v);
      delete v;
    }
  }

  // restore original parser state
  docParserPopContext();
  return txt;
}

void docFindSections(const char *input,
                     const Definition *d,
                     const char *fileName)
{
  doctokenizerYYFindSections(input,d,fileName);
}