diff options
author | Dimitri van Heesch <dimitri@stack.nl> | 2004-01-25 21:11:43 (GMT) |
---|---|---|
committer | Dimitri van Heesch <dimitri@stack.nl> | 2004-01-25 21:11:43 (GMT) |
commit | c7d553e78d5c3efdecb3f44a63f4f68e83eae61a (patch) | |
tree | 5e3ff29c80e73d69c88e8b33d670753c31eed4b2 /src/scanner.l | |
parent | ee63f0e064142addc300e0411b141d2697b73500 (diff) | |
download | Doxygen-c7d553e78d5c3efdecb3f44a63f4f68e83eae61a.zip Doxygen-c7d553e78d5c3efdecb3f44a63f4f68e83eae61a.tar.gz Doxygen-c7d553e78d5c3efdecb3f44a63f4f68e83eae61a.tar.bz2 |
Release-1.3.5-20040125
Diffstat (limited to 'src/scanner.l')
-rw-r--r-- | src/scanner.l | 125 |
1 files changed, 83 insertions, 42 deletions
diff --git a/src/scanner.l b/src/scanner.l index e4ac633..beb2ac6 100644 --- a/src/scanner.l +++ b/src/scanner.l @@ -500,12 +500,85 @@ static bool checkForKnRstyleC() return TRUE; } +static void splitKnRArg(QCString &oldStyleArgPtr,QCString &oldStyleArgName) +{ + int si = current->args.length(); + if (oldStyleArgType.isEmpty()) // new argument + { + static QRegExp re("([^)]*)"); + int bi1 = current->args.findRev(re); + int bi2 = bi1!=-1 ? current->args.findRev(re,bi1-1) : -1; + char c; + if (bi1!=-1 && bi2!=-1) // found something like "int (*func)(int arg)" + { + int s=bi2+1; + oldStyleArgType = current->args.left(s); + int i=s; + while (i<si && ((c=current->args.at(i))=='*' || isspace(c))) i++; + oldStyleArgType += current->args.mid(s,i-s); + s=i; + while (i<si && isId(current->args.at(i))) i++; + oldStyleArgName = current->args.mid(s,i-s); + oldStyleArgType+=current->args.mid(i); + } + else if (bi1!=-1) // redundant braces like in "int (*var)" + { + int s=bi1; + oldStyleArgType = current->args.left(s); + s++; + int i=s+1; + while (i<si && ((c=current->args.at(i))=='*' || isspace(c))) i++; + oldStyleArgType += current->args.mid(s,i-s); + s=i; + while (i<si && isId(current->args.at(i))) i++; + oldStyleArgName = current->args.mid(s,i-s); + } + else // normal "int *var" + { + int l=si,i=l-1,j; + char c; + // look for start of name in "type *name" + while (i>=0 && isId(current->args.at(i))) i--; + j=i+1; + // look for start of *'s + while (i>=0 && ((c=current->args.at(i))=='*' || isspace(c))) i--; + i++; + if (i!=l) + { + oldStyleArgType=current->args.left(i); + oldStyleArgPtr=current->args.mid(i,j-i); + oldStyleArgName=current->args.mid(j).stripWhiteSpace(); + } + else + { + oldStyleArgName=current->args.copy().stripWhiteSpace(); + } + } + } + else // continuation like *arg2 in "int *args,*arg2" + { + int l=si,j=0; + char c; + while (j<l && ((c=current->args.at(j))=='*' || isspace(c))) j++; + if (j>0) + { + oldStyleArgPtr=current->args.left(j); + oldStyleArgName=current->args.mid(j).stripWhiteSpace(); + } + else + { + oldStyleArgName=current->args.copy().stripWhiteSpace(); + } + } + //fprintf(stderr,"type=%s ptr=%s name=%s\n",oldStyleArgType.data(),oldStyleArgPtr.data(),oldStyleArgName.data()); +} + /*! Update the argument \a name with additional \a type info. For K&R style * function the type is found \e after the argument list, so this routine * in needed to fix up. */ -void addKnRArgInfo(const QCString &type,const QCString &name, - const QCString &brief,const QCString &docs) +static void addKnRArgInfo(const QCString &type,const QCString &name, + const QCString &brief,const QCString &docs) { if (current->argList==0) return; ArgumentListIterator ali(*current->argList); @@ -564,7 +637,7 @@ BS ^(({B}*"//")?)(({B}*"*"+)?){B}* FILESCHAR [a-z_A-Z0-9\\:\\\/\-\+] FILEECHAR [a-z_A-Z0-9\-\+] FILE ({FILESCHAR}*{FILEECHAR}+("."{FILESCHAR}*{FILEECHAR}+)*)|("\""[^\n\"]+"\"") -ID [a-z_A-Z][a-z_A-Z0-9]* +ID "$"?[a-z_A-Z][a-z_A-Z0-9]* LABELID [a-z_A-Z][a-z_A-Z0-9\-]* SCOPEID {ID}({ID}*{BN}*"::"{BN}*)*({ID}?) SCOPENAME "$"?(({ID}?{BN}*"::"{BN}*)*)((~{BN}*)?{ID}) @@ -2850,7 +2923,7 @@ PHPKW ("require"|"require_once"|"include"|"include_once"|"echo")[^a-zA-Z0-9_;] <FuncQual>{ID} { // typically a K&R style C function if (checkForKnRstyleC()) { - fprintf(stderr,"===> got a K&R style function\n"); + //fprintf(stderr,"===> got a K&R style function\n"); current->args = yytext; oldStyleArgType.resize(0); BEGIN(OldStyleArgs); @@ -2863,41 +2936,7 @@ PHPKW ("require"|"require_once"|"include"|"include_once"|"echo")[^a-zA-Z0-9_;] <OldStyleArgs>[,;] { QCString oldStyleArgPtr; QCString oldStyleArgName; - if (oldStyleArgType.isEmpty()) - { - int l=current->args.length(),i=l-1,j; - char c; - while (i>=0 && isId(current->args.at(i))) i--; - j=i+1; - while (i>=0 && ((c=current->args.at(i))=='*' || isspace(c))) i--; - i++; - if (i!=l) - { - oldStyleArgType=current->args.left(i); - oldStyleArgPtr=current->args.mid(i,j-i); - oldStyleArgName=current->args.mid(j).stripWhiteSpace(); - } - else - { - oldStyleArgName=current->args.copy().stripWhiteSpace(); - } - } - else - { - int l=current->args.length(),j=0; - char c; - while (j<l && ((c=current->args.at(j))=='*' || isspace(c))) j++; - if (j>0) - { - oldStyleArgPtr=current->args.left(j); - oldStyleArgName=current->args.mid(j).stripWhiteSpace(); - } - else - { - oldStyleArgName=current->args.copy().stripWhiteSpace(); - } - } - fprintf(stderr,"type=%s ptr=%s name=%s\n",oldStyleArgType.data(),oldStyleArgPtr.data(),oldStyleArgName.data()); + splitKnRArg(oldStyleArgPtr,oldStyleArgName); QCString doc,brief; if (current->doc!=docBackup) { @@ -2909,7 +2948,8 @@ PHPKW ("require"|"require_once"|"include"|"include_once"|"echo")[^a-zA-Z0-9_;] brief=current->brief.copy(); current->brief=briefBackup; } - addKnRArgInfo(oldStyleArgType+oldStyleArgPtr,oldStyleArgName,brief,doc); + addKnRArgInfo(oldStyleArgType+oldStyleArgPtr, + oldStyleArgName,brief,doc); current->args.resize(0); if (*yytext==';') oldStyleArgType.resize(0); } @@ -4404,7 +4444,7 @@ PHPKW ("require"|"require_once"|"include"|"include_once"|"echo")[^a-zA-Z0-9_;] } <SkipVerbatim><<EOF>> { warn(yyFileName,yyLineNr, - "Warning: reached end of file while inside a @%s block; check for missing @end%s!",g_skipBlockName.data(),g_skipBlockName.data() + "Warning: reached end of file while inside a @%s block; check for missing @end%s tag!",g_skipBlockName.data(),g_skipBlockName.data() ); yyterminate(); } @@ -4452,7 +4492,8 @@ PHPKW ("require"|"require_once"|"include"|"include_once"|"echo")[^a-zA-Z0-9_;] } <SkipCode><<EOF>> { warn(yyFileName,yyLineNr, - "Warning: reached end of file while inside a %s block; check for missing end tag!", + "Warning: reached end of file while inside a @%s block; check for missing @end%s tag!", + g_skipBlockName.data(), g_skipBlockName.data() ); yyterminate(); |