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-rw-r--r--src/pre.l499
1 files changed, 313 insertions, 186 deletions
diff --git a/src/pre.l b/src/pre.l
index bc74cf1..6f5193a 100644
--- a/src/pre.l
+++ b/src/pre.l
@@ -25,8 +25,8 @@
#include <assert.h>
#include <ctype.h>
+#include "qtbc.h"
#include <qarray.h>
-#include <qstring.h>
#include <qstack.h>
#include <qfile.h>
#include <qstrlist.h>
@@ -55,7 +55,7 @@ struct FileState
int lineNr;
FILE *filePtr;
YY_BUFFER_STATE bufState;
- QString fileName;
+ QCString fileName;
};
/* -----------------------------------------------------------------
@@ -64,30 +64,30 @@ struct FileState
*/
static int yyLineNr = 1;
-static QString yyFileName;
+static QCString yyFileName;
static int ifcount = 0;
static QStrList *pathList = 0;
static QStack<FileState> includeStack;
static QDict<int> *argDict;
-static int defArgs = 0;
-static QString defName;
-static QString defText;
-static QString defArgsStr;
+static int defArgs = -1;
+static QCString defName;
+static QCString defText;
+static QCString defArgsStr;
static bool defVarArgs;
static int level;
static int lastCContext;
static int lastCPPContext;
static QArray<int> levelGuard;
-static QString guardExpr;
+static QCString guardExpr;
static BufStr *outputBuf;
-//static DefineCache *fileDefineCache;
static int roundCount;
-//static const Define *expandDefine;
static bool quoteArg;
static DefineDict *fileDefineDict;
static DefineDict *expandedDict;
static int findDefArgContext;
+static QCString lastGuardName;
+
static void incrLevel()
{
@@ -142,14 +142,14 @@ static FILE *findFile(const char *fileName)
char *s=pathList->first();
while (s)
{
- QString absName=(QString)s+"/"+fileName;
+ QCString absName=(QCString)s+"/"+fileName;
QFileInfo fi(absName);
if (fi.exists())
{
FILE *f;
- if (!inputFilter.isEmpty())
+ if (!Config::inputFilter.isEmpty())
{
- QString cmd = inputFilter+" "+absName;
+ QCString cmd = Config::inputFilter+" "+absName;
f=popen(cmd,"r");
if (!f) warn("Warning: could not execute filter %s\n",cmd.data());
}
@@ -171,14 +171,14 @@ static FILE *findFile(const char *fileName)
}
-static int getNextChar(const QString &expr,QString *rest,uint &pos);
-static int getCurrentChar(const QString &expr,QString *rest,uint pos);
-static void unputChar(const QString &expr,QString *rest,uint &pos,char c);
-static void expandExpression(QString &expr,QString *rest,int pos);
+static int getNextChar(const QCString &expr,QCString *rest,uint &pos);
+static int getCurrentChar(const QCString &expr,QCString *rest,uint pos);
+static void unputChar(const QCString &expr,QCString *rest,uint &pos,char c);
+static void expandExpression(QCString &expr,QCString *rest,int pos);
-static QString stringize(const QString &s)
+static QCString stringize(const QCString &s)
{
- QString result;
+ QCString result;
uint i=0;
bool inString=FALSE;
bool inChar=FALSE;
@@ -254,7 +254,7 @@ static QString stringize(const QString &s)
* marker (@-) then this is removed (before the concatenated macro name
* may be expanded again.
*/
-static void processConcatOperators(QString &expr)
+static void processConcatOperators(QCString &expr)
{
QRegExp r("[ \\t\\n]*##[ \\t\\n]*");
int l,n,i=0;
@@ -286,7 +286,7 @@ static void processConcatOperators(QString &expr)
* The replacement string will be returned in \a result and the
* length of the (unexpanded) argument list is stored in \a len.
*/
-static bool replaceFunctionMacro(const QString &expr,QString *rest,int pos,int &len,const Define *def,QString &result)
+static bool replaceFunctionMacro(const QCString &expr,QCString *rest,int pos,int &len,const Define *def,QCString &result)
{
//printf("replaceFunctionMacro(expr=%s,rest=%s,pos=%d,def=%s) level=%d\n",expr.data(),rest ? rest->data() : 0,pos,def->name.data(),level);
//bool replaced=FALSE;
@@ -312,101 +312,113 @@ static bool replaceFunctionMacro(const QString &expr,QString *rest,int pos,int &
//while (j<expr.length() && expr.at(j)!='(') j++;
//j++; // skip opening paren
- QDict<QString> argTable; // list of arguments
+ QDict<QCString> argTable; // list of arguments
argTable.setAutoDelete(TRUE);
- QString arg;
+ QCString arg;
int argCount=0;
bool done=FALSE;
+
// FASE 1: read the macro arguments
- while ((argCount<def->nargs || def->varArgs) &&
- ((cc=getNextChar(expr,rest,j))!=EOF) && !done
- )
+ if (def->nargs==0)
+ {
+ while ((cc=getNextChar(expr,rest,j))!=EOF)
+ {
+ char c = (char)cc;
+ if (c==')') break;
+ }
+ }
+ else
{
- char c=(char)cc;
- if (c=='(') // argument is a function => search for matching )
+ while ((argCount<def->nargs || def->varArgs) &&
+ ((cc=getNextChar(expr,rest,j))!=EOF) && !done
+ )
{
- int level=1;
- arg+=c;
- char term='\0';
- while ((cc=getNextChar(expr,rest,j))!=EOF)
+ char c=(char)cc;
+ if (c=='(') // argument is a function => search for matching )
{
- char c=(char)cc;
- if (c=='\'' || c=='\"') // skip ('s and )'s inside strings
+ int level=1;
+ arg+=c;
+ char term='\0';
+ while ((cc=getNextChar(expr,rest,j))!=EOF)
{
- if (term!='\0')
- {
- if (c==term && expr.at(j-2)!='\\') term='\0';
- }
- else
- {
- term=c;
+ char c=(char)cc;
+ if (c=='\'' || c=='\"') // skip ('s and )'s inside strings
+ {
+ if (term!='\0')
+ {
+ if (c==term && expr.at(j-2)!='\\') term='\0';
+ }
+ else
+ {
+ term=c;
+ }
+ }
+ if (term=='\0' && c==')')
+ {
+ level--;
+ arg+=c;
+ if (level==0) break;
}
+ else if (term=='\0' && c=='(')
+ {
+ level++;
+ arg+=c;
+ }
+ else
+ arg+=c;
}
- if (term=='\0' && c==')')
+ }
+ else if (c==')' || c==',') // last or next argument found
+ {
+ if (c==',' && argCount==def->nargs-1 && def->varArgs)
{
- level--;
- arg+=c;
- if (level==0) break;
+ arg=arg.stripWhiteSpace();
+ arg+=',';
}
- else if (term=='\0' && c=='(')
+ else
{
- level++;
- arg+=c;
+ QCString argKey;
+ argKey.sprintf("@%d",argCount++); // key name
+ arg=arg.stripWhiteSpace();
+ // add argument to the lookup table
+ argTable.insert(argKey, new QCString(arg));
+ arg.resize(0);
+ if (c==')') // end of the argument list
+ {
+ done=TRUE;
+ }
}
- else
- arg+=c;
- }
- }
- else if (c==')' || c==',') // last or next argument found
- {
- if (c==',' && argCount==def->nargs-1 && def->varArgs)
- {
- arg=arg.stripWhiteSpace();
- arg+=',';
- }
- else
+ }
+ else if (c=='\"') // append literal strings
{
- QString argKey;
- argKey.sprintf("@%d",argCount++); // key name
- arg=arg.stripWhiteSpace();
- // add argument to the lookup table
- argTable.insert(argKey, new QString(arg));
- arg.resize(0);
- if (c==')') // end of the argument list
+ arg+=c;
+ char pc=c;
+ bool found=FALSE;
+ while (!found && (cc=getNextChar(expr,rest,j))!=EOF)
{
- done=TRUE;
+ found = pc!='\\' && cc=='"';
+ c=(char)cc;
+ pc=c;
+ arg+=c;
}
}
- }
- else if (c=='\"') // append literal strings
- {
- arg+=c;
- char pc=c;
- bool found=FALSE;
- while (!found && (cc=getNextChar(expr,rest,j))!=EOF)
+ else if (c=='\'') // append literal characters
{
- found = pc!='\\' && cc=='"';
- c=(char)cc;
- pc=c;
arg+=c;
- }
- }
- else if (c=='\'') // append literal characters
- {
- arg+=c;
- char pc=c;
- bool found=FALSE;
- while (!found && (cc=getNextChar(expr,rest,j))!=EOF)
+ char pc=c;
+ bool found=FALSE;
+ while (!found && (cc=getNextChar(expr,rest,j))!=EOF)
+ {
+ found = pc!='\\' && cc=='\'';
+ c=(char)cc;
+ pc=c;
+ arg+=c;
+ }
+ }
+ else // append other characters
{
- found = pc!='\\' && cc=='\'';
- c=(char)cc;
- pc=c;
arg+=c;
}
- }
- else // append other characters
- {
- arg+=c;
}
}
@@ -416,8 +428,8 @@ static bool replaceFunctionMacro(const QString &expr,QString *rest,int pos,int &
{
uint k=0;
// substitution of all formal arguments
- QString resExpr;
- const QString d=def->definition.stripWhiteSpace();
+ QCString resExpr;
+ const QCString d=def->definition.stripWhiteSpace();
bool inString=FALSE;
while (k<d.length())
{
@@ -435,8 +447,8 @@ static bool replaceFunctionMacro(const QString &expr,QString *rest,int pos,int &
}
else // argument marker => read the argument number
{
- QString key="@";
- QString *subst=0;
+ QCString key="@";
+ QCString *subst=0;
bool hash=FALSE;
int l=k-1;
// search for ## backward
@@ -457,7 +469,7 @@ static bool replaceFunctionMacro(const QString &expr,QString *rest,int pos,int &
//printf("request key %s result %s\n",key.data(),args[key]->data());
if (key.length()>1 && (subst=argTable[key]))
{
- QString substArg=*subst;
+ QCString substArg=*subst;
// only if no ## operator is before or after the argument
// marker we do macro expansion.
if (!hash) expandExpression(substArg,0,0);
@@ -506,7 +518,7 @@ static bool replaceFunctionMacro(const QString &expr,QString *rest,int pos,int &
* The position of the identifier is returned (or -1 if nothing is found)
* and \a l is its length. Any quoted strings are skipping during the search.
*/
-static int getNextId(const QString &expr,int p,int *l)
+static int getNextId(const QCString &expr,int p,int *l)
{
int n;
while (p<(int)expr.length())
@@ -541,11 +553,11 @@ static int getNextId(const QString &expr,int p,int *l)
* If \a expandAll is \c TRUE then all macros in the expression are
* expanded, otherwise only the first is expanded.
*/
-static void expandExpression(QString &expr,QString *rest,int pos)
+static void expandExpression(QCString &expr,QCString *rest,int pos)
{
//printf("expandExpression(%s,%s)\n",expr.data(),rest ? rest->data() : 0);
- QString macroName;
- QString expMacro;
+ QCString macroName;
+ QCString expMacro;
int i=pos,l,p,len;
while ((p=getNextId(expr,i,&l))!=-1) // search for an macro name
{
@@ -558,7 +570,7 @@ static void expandExpression(QString &expr,QString *rest,int pos)
{
Define *def=isDefined(macroName);
//printf("name is not an expanded macro def=%s\n",def ? def->name.data() : 0);
- if (def && def->nargs==0) // simple macro
+ if (def && def->nargs==-1) // simple macro
{
// substitute the definition of the macro
expMacro=def->definition.stripWhiteSpace();
@@ -566,7 +578,7 @@ static void expandExpression(QString &expr,QString *rest,int pos)
len=l;
//printf("simple macro expansion=`%s'->`%s'\n",macroName.data(),expMacro.data());
}
- else if (def && def->nargs>0) // function macro
+ else if (def && def->nargs>=0) // function macro
{
replaced=replaceFunctionMacro(expr,rest,p+l,len,def,expMacro);
len+=l;
@@ -575,8 +587,8 @@ static void expandExpression(QString &expr,QString *rest,int pos)
if (replaced) // expand the macro and rescan the expression
{
//printf("replacing `%s'->`%s'\n",expr.mid(p,len).data(),expMacro.data());
- QString resultExpr=expMacro;
- QString restExpr=expr.right(expr.length()-len-p);
+ QCString resultExpr=expMacro;
+ QCString restExpr=expr.right(expr.length()-len-p);
processConcatOperators(resultExpr);
expandedDict->insert(macroName,def);
expandExpression(resultExpr,&restExpr,0);
@@ -612,13 +624,13 @@ static void expandExpression(QString &expr,QString *rest,int pos)
* \par assumption:
* \a s only contains pairs of @@'s.
*/
-QString removeIdsAndMarkers(const char *s)
+QCString removeIdsAndMarkers(const char *s)
{
//printf("removeIdsAndMarkers(%s)\n",s);
const char *p=s;
char c;
bool inNum=FALSE;
- QString result;
+ QCString result;
if (p)
{
while ((c=*p))
@@ -659,11 +671,11 @@ QString removeIdsAndMarkers(const char *s)
* \par assumption:
* \a s only contains pairs of @@'s
*/
-QString removeMarkers(const char *s)
+QCString removeMarkers(const char *s)
{
const char *p=s;
char c;
- QString result;
+ QCString result;
if (p)
{
while ((c=*p))
@@ -690,9 +702,9 @@ QString removeMarkers(const char *s)
* If needed the function may read additional characters from the input.
*/
-bool computeExpression(const QString &expr)
+bool computeExpression(const QCString &expr)
{
- QString e=expr;
+ QCString e=expr;
expandExpression(e,0,0);
e = removeIdsAndMarkers(e);
if (e.length()==0) return FALSE;
@@ -704,9 +716,9 @@ bool computeExpression(const QString &expr)
* If needed the function may read additional characters from the input
*/
-QString expandMacro(const QString &name)
+QCString expandMacro(const QCString &name)
{
- QString n=name;
+ QCString n=name;
expandExpression(n,0,0);
n=removeMarkers(n);
//printf("expandMacro `%s'->`%s'\n",name.data(),n.data());
@@ -761,9 +773,9 @@ static void outputArray(const char *a,int len)
if (includeStack.isEmpty()) outputBuf->addArray(a,len);
}
-static void readIncludeFile(const QString &inc)
+static void readIncludeFile(const QCString &inc)
{
- if (!searchIncludeFlag) return; // do not read include files
+ if (!Config::searchIncludeFlag) return; // do not read include files
uint i=0;
// find the start of the include file name
while (i<inc.length() &&
@@ -775,10 +787,10 @@ static void readIncludeFile(const QString &inc)
inc.at(i)!='"' && inc.at(i)!='>') i++;
if (s<inc.length() && i>s) // valid include file name found
{
- QString incFileName=inc.mid(s,i-s).stripWhiteSpace();
+ QCString incFileName=inc.mid(s,i-s).stripWhiteSpace();
FILE *f;
- QString oldFileName=yyFileName.copy();
+ QCString oldFileName=yyFileName.copy();
if ((f=findFile(incFileName))) // see if the include file can be found
{
#if SHOW_INCLUDES
@@ -815,6 +827,8 @@ ID [a-z_A-Z][a-z_A-Z0-9]*
B [ \t]
BN [ \t\r\n]
+%option noyywrap
+
%x Start
%x Command
%x SkipCommand
@@ -822,7 +836,7 @@ BN [ \t\r\n]
%x CopyLine
%x Include
%x IncludeID
-%x DefineName
+%x DefName
%x DefineArg
%x DefineText
%x SkipCPPBlock
@@ -871,16 +885,27 @@ BN [ \t\r\n]
}
*/
<CopyLine>{ID}/{BN}*"(" {
+ Define *def;
+ //printf("Search for define %s\n",yytext);
if (includeStack.isEmpty() &&
- macroExpansionFlag &&
+ Config::macroExpansionFlag &&
/* (expandDefine=fileDefineCache->findDefine(yyFileName,yytext)) */
- fileDefineDict->find(yytext)
+ (def=fileDefineDict->find(yytext))
)
{
+ //printf("Found it!\n");
roundCount=0;
defArgsStr=yytext;
- findDefArgContext = CopyLine;
- BEGIN(FindDefineArgs);
+ if (def->nargs==-1) // no function macro
+ {
+ QCString result = expandMacro(defArgsStr);
+ outputArray(result,result.length());
+ }
+ else // zero or more arguments
+ {
+ findDefArgContext = CopyLine;
+ BEGIN(FindDefineArgs);
+ }
}
else
{
@@ -889,14 +914,16 @@ BN [ \t\r\n]
}
<CopyLine>{ID} {
Define *def=0;
+ //printf("Search for define %s\n",yytext);
if (includeStack.isEmpty() &&
- macroExpansionFlag &&
+ Config::macroExpansionFlag &&
(def=fileDefineDict->find(yytext)) &&
- def->nargs==0
+ def->nargs==-1
)
{
- QString name=yytext;
- QString result=expandMacro(name);
+ //printf("Found it!\n");
+ QCString name=yytext;
+ QCString result=expandMacro(name);
outputArray(result,result.length());
}
else
@@ -921,7 +948,7 @@ BN [ \t\r\n]
roundCount--;
if (roundCount==0)
{
- QString result=expandMacro(defArgsStr);
+ QCString result=expandMacro(defArgsStr);
if (findDefArgContext==CopyLine)
{
outputArray(result,result.length());
@@ -964,15 +991,15 @@ BN [ \t\r\n]
defArgsStr+=*yytext;
}
<Command>"include"{B}*/{ID} {
- if (macroExpansionFlag)
+ if (Config::macroExpansionFlag)
BEGIN(IncludeID);
}
<Command>"include"{B}*[<"] {
BEGIN(Include);
}
<Command>"define"{B}+ {
- //printf("!!!DefineName\n");
- BEGIN(DefineName);
+ //printf("!!!DefName\n");
+ BEGIN(DefName);
}
<Command>"ifdef"/{B}*"(" {
incrLevel();
@@ -1094,6 +1121,7 @@ BN [ \t\r\n]
guardExpr+=" 1L ";
else
guardExpr+=" 0L ";
+ lastGuardName=yytext;
BEGIN(Guard);
}
<DefinedExpr2>{ID} {
@@ -1101,6 +1129,7 @@ BN [ \t\r\n]
guardExpr+=" 1L ";
else
guardExpr+=" 0L ";
+ lastGuardName.resize(0);
}
<DefinedExpr1,DefinedExpr2>\n { // should not happen, handle anyway
ifcount=0;
@@ -1133,11 +1162,12 @@ BN [ \t\r\n]
if (!otherCaseDone())
{
guardExpr.resize(0);
+ lastGuardName.resize(0);
BEGIN(Guard);
}
else
{
- BEGIN(Start);
+ BEGIN(SkipCPPBlock);
}
}
}
@@ -1184,9 +1214,9 @@ BN [ \t\r\n]
BEGIN(Start);
}
<Include>[^\">\n]+[\">] {
- QString incName=yytext;
+ QCString incName=yytext;
//int l=incName.length();
- //QString incFileName=incName.left(l-1);
+ //QCString incFileName=incName.left(l-1);
//if (fileDefineCache->fileCached(incFileName))
//{
// printf("file already cached!\n");
@@ -1197,7 +1227,7 @@ BN [ \t\r\n]
BEGIN(Start);
}
-<DefineName>{ID}/"(" {
+<DefName>{ID}/"(" {
//printf("Define() `%s'\n",yytext);
argDict = new QDict<int>(31);
argDict->setAutoDelete(TRUE);
@@ -1208,33 +1238,80 @@ BN [ \t\r\n]
defVarArgs = FALSE;
BEGIN(DefineArg);
}
-<DefineName>{ID}/{B}* {
+<DefName>{ID}/{B}* {
//printf("Define `%s'\n",yytext);
argDict = 0;
- defArgs = 0;
+ defArgs = -1;
defArgsStr.resize(0);
defText.resize(0);
defName = yytext;
defVarArgs = FALSE;
- QString tmp=(QString)"#define "+defName+defArgsStr;
+ QCString tmp=(QCString)"#define "+defName+defArgsStr;
outputArray(tmp.data(),tmp.length());
quoteArg=FALSE;
BEGIN(DefineText);
}
+<DefName>{ID}/{B}*"\n" {
+ argDict = 0;
+ defArgs = -1;
+ defName = yytext;
+ defArgsStr.resize(0);
+ defText.resize(0);
+ defVarArgs = FALSE;
+ if ( defName!=lastGuardName )
+ { // define may appear in the output
+ QCString tmp=(QCString)"#define "+defName+defArgsStr;
+ outputArray(tmp.data(),tmp.length());
+ quoteArg=FALSE;
+ BEGIN(DefineText);
+ }
+ else // define is a guard => hide
+ {
+ //printf("Found a guard %s\n",yytext);
+ Define *def=0;
+ //if (includeStack.isEmpty())
+ //{
+ // addDefine();
+ //}
+ if (!Config::onlyPredefinedFlag && (def=fileDefineDict->find(defName))==0)
+ {
+ fileDefineDict->insert(defName,newDefine());
+ }
+ else if (def)// name already exists
+ {
+ if (def->undef) // undefined name
+ {
+ def->undef = FALSE;
+ def->name = defName;
+ def->definition = defText.stripWhiteSpace();
+ def->nargs = defArgs;
+ def->fileName = yyFileName;
+ def->lineNr = yyLineNr;
+ }
+ else
+ {
+ //printf("Error: define %s is defined more than once!\n",defName.data());
+ }
+ }
+ outputChar('\n');
+ lastGuardName.resize(0);
+ BEGIN(Start);
+ }
+ }
<DefineArg>","{B}* { defArgsStr+=yytext; }
<DefineArg>"("{B}* { defArgsStr+=yytext; }
<DefineArg>")"{B}* {
defArgsStr+=yytext;
- QString tmp=(QString)"#define "+defName+defArgsStr;
+ QCString tmp=(QCString)"#define "+defName+defArgsStr;
outputArray(tmp.data(),tmp.length());
quoteArg=FALSE;
BEGIN(DefineText);
}
<DefineArg>{ID}("..."?) {
//printf("Define addArg(%s)\n",yytext);
- QString argName=yytext;
+ QCString argName=yytext;
defVarArgs = yytext[yyleng-1]=='.';
- if (defVarArgs)
+ if (defVarArgs) // strip ellipsis
argName=argName.left(argName.length()-3);
defArgsStr+=yytext;
argDict->insert(argName,new int(defArgs));
@@ -1301,14 +1378,6 @@ BN [ \t\r\n]
quoteArg=TRUE;
}
<DefineText>{ID} {
- //bool quote=FALSE;
- //char *p=yytext;
- //if (p[0]=='#')
- //{
- // p++;
- // quote=TRUE;
- // defText+="\"";
- //}
if (quoteArg)
{
defText+="\"";
@@ -1320,7 +1389,7 @@ BN [ \t\r\n]
{
if (!quoteArg) defText+=' ';
defText+='@';
- QString numStr;
+ QCString numStr;
numStr.setNum(*n);
defText+=numStr;
if (!quoteArg) defText+=' ';
@@ -1348,16 +1417,14 @@ BN [ \t\r\n]
outputChar('\n');
Define *def=0;
//printf("Define name=`%s' text=`%s'\n",defName.data(),defText.data());
- if (includeStack.isEmpty()) addDefine();
- if (!onlyPredefinedFlag && (def=fileDefineDict->find(defName))==0)
+ if (includeStack.isEmpty())
+ {
+ addDefine();
+ }
+ if (!Config::onlyPredefinedFlag && (def=fileDefineDict->find(defName))==0)
{
fileDefineDict->insert(defName,newDefine());
}
- //if ((def=fileDefineCache->findDefine(yyFileName,defName))==0)
- //{
- // printf("define is not found\n");
- // fileDefineCache->insertDefine(yyFileName,defName,newDefine());
- //}
else if (def)// name already exists
{
//printf("define found\n");
@@ -1377,6 +1444,7 @@ BN [ \t\r\n]
}
delete argDict;
yyLineNr++;
+ lastGuardName.resize(0);
BEGIN(Start);
}
<DefineText>{B}* { defText += ' '; }
@@ -1411,7 +1479,7 @@ BN [ \t\r\n]
{
FileState *fs=includeStack.pop();
//fileDefineCache->merge(yyFileName,fs->fileName);
- if (inputFilter.isEmpty())
+ if (Config::inputFilter.isEmpty())
fclose(fs->filePtr);
else
pclose(fs->filePtr);
@@ -1447,7 +1515,7 @@ BN [ \t\r\n]
/*@ ----------------------------------------------------------------------------
*/
-static int getNextChar(const QString &expr,QString *rest,uint &pos)
+static int getNextChar(const QCString &expr,QCString *rest,uint &pos)
{
//printf("getNextChar(%s,%s,%d)\n",expr.data(),rest ? rest->data() : 0,pos);
if (pos<expr.length())
@@ -1470,7 +1538,7 @@ static int getNextChar(const QString &expr,QString *rest,uint &pos)
}
}
-static int getCurrentChar(const QString &expr,QString *rest,uint pos)
+static int getCurrentChar(const QCString &expr,QCString *rest,uint pos)
{
//printf("getCurrentChar(%s,%s,%d)\n",expr.data(),rest ? rest->data() : 0,pos);
if (pos<expr.length())
@@ -1492,7 +1560,7 @@ static int getCurrentChar(const QString &expr,QString *rest,uint pos)
}
}
-static void unputChar(const QString &expr,QString *rest,uint &pos,char c)
+static void unputChar(const QCString &expr,QCString *rest,uint &pos,char c)
{
//printf("unputChar(%s,%s,%d,%c)\n",expr.data(),rest ? rest->data() : 0,pos,c);
if (pos<expr.length())
@@ -1554,37 +1622,92 @@ void preprocessFile(const char *fileName,BufStr &output)
expandedDict->clear();
// add predefined macros
- char *defStr = predefined.first();
+ char *defStr = Config::predefined.first();
while (defStr)
{
- QString ds = defStr;
- int i;
- if ((i=ds.find('='))==-1)
+ QCString ds = defStr;
+ int i_equals=ds.find('=');
+ int i_obrace=ds.find('(');
+ int i_cbrace=ds.find(')');
+
+ if (i_obrace==0) continue; // no define name
+
+ if (i_obrace<i_equals && i_cbrace<i_equals &&
+ i_obrace!=-1 && i_cbrace!=-1 &&
+ i_obrace<i_cbrace
+ ) // predefined function macro definition
{
- if (ds.length()>0)
- {
- Define *def = new Define;
- def->name = ds;
- def->definition = "1";
- def->nargs = 0;
- fileDefineDict->insert(ds,def);
+ QRegExp reId("[a-z_A-Z][a-z_A-Z0-9]*"); // regexp matching an id
+ QDict<int> argDict(17);
+ argDict.setAutoDelete(TRUE);
+ int i=i_obrace+1,p,l,count=0;
+ // gather the formal arguments in a dictionary
+ while (i<i_cbrace && (p=reId.match(ds,i,&l)))
+ {
+ argDict.insert(ds.mid(p,l),new int(count++));
+ i=p+l;
+ }
+ // strip definition part
+ QCString tmp=ds.right(ds.length()-i_equals-1);
+ QCString definition;
+ i=0;
+ // substitute all occurrences of formal arguments by their
+ // corresponding markers
+ while ((p=reId.match(tmp,i,&l))!=-1)
+ {
+ if (p>i) definition+=tmp.mid(i,p-i);
+ int *argIndex;
+ if ((argIndex=argDict[tmp.mid(p,l)])!=0)
+ {
+ QCString marker;
+ marker.sprintf(" @%d ",*argIndex);
+ definition+=marker;
+ }
+ else
+ {
+ definition+=tmp.mid(p,l);
+ }
+ i=p+l;
}
+ if (i<(int)tmp.length()) definition+=tmp.mid(i,tmp.length()-i);
+
+ // add define definition to the dictionary of defines for this file
+ Define *def = new Define;
+ def->name = ds.left(i_obrace);
+ def->definition = definition;
+ def->nargs = count;
+ fileDefineDict->insert(def->name,def);
+
+ //printf("#define `%s' `%s' #nargs=%d\n",
+ // def->name.data(),def->definition.data(),def->nargs);
}
- else
+ else if ((i_obrace==-1 || i_obrace>i_equals) &&
+ (i_cbrace==-1 || i_cbrace>i_equals) &&
+ ds.length()>0 && (int)ds.length()>i_equals
+ ) // predefined non-function macro definition
{
- if (i>0 && (int)ds.length()>i)
+ Define *def = new Define;
+ if (i_equals==-1) // simple define without argument
+ {
+ def->name = ds;
+ def->definition = "1"; // substitute occurrences by 1 (true)
+ }
+ else // simple define with argument
{
- Define *def = new Define;
- def->name = ds.left(i);
- def->definition = ds.right(ds.length()-i-1);
- def->nargs = 0;
- fileDefineDict->insert(ds.left(i),def);
- }
+ def->name = ds.left(i_equals);
+ def->definition = ds.right(ds.length()-i_equals-1);
+ }
+ def->nargs = -1;
+ fileDefineDict->insert(def->name,def);
+
+ //printf("#define `%s' `%s' #nargs=%d\n",
+ // def->name.data(),def->definition.data(),def->nargs);
}
- defStr=predefined.next();
+
+ defStr=Config::predefined.next();
}
- if (inputFilter.isEmpty())
+ if (Config::inputFilter.isEmpty())
{
preYYin = fopen(fileName,"r");
if (!preYYin)
@@ -1595,7 +1718,7 @@ void preprocessFile(const char *fileName,BufStr &output)
}
else
{
- QString cmd = inputFilter+" "+fileName;
+ QCString cmd = Config::inputFilter+" "+fileName;
preYYin = popen(cmd,"r");
if (!preYYin)
{
@@ -1605,10 +1728,15 @@ void preprocessFile(const char *fileName,BufStr &output)
}
yyLineNr = 1;
level = 0;
+ ifcount = 0;
yyFileName = fileName;
BEGIN( Start );
+
+ lastGuardName.resize(0);
+ guardExpr.resize(0);
+
preYYlex();
- if (inputFilter.isEmpty())
+ if (Config::inputFilter.isEmpty())
fclose(preYYin);
else
pclose(preYYin);
@@ -1629,8 +1757,7 @@ void preprocessFile(const char *fileName,BufStr &output)
#endif
}
-
extern "C" { // some bogus code to keep the compiler happy
- int preYYwrap() { return 1 ; }
+// int preYYwrap() { return 1 ; }
void preYYdummy() { yy_flex_realloc(0,0); }
}
generated by cgit v0.12 at 2024-11-18 18:06:01 (GMT)