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commentcnv.l
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commentcnv.l
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/*****************************************************************************
*
*
*
* 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.
*
*/
%option never-interactive
%{
#include <stdio.h>
#include <stdlib.h>
#include <qstack.h>
#include <qregexp.h>
#include <qtextstream.h>
#include <qglobal.h>
#include "bufstr.h"
#include "debug.h"
#include "message.h"
#include "config.h"
#include "doxygen.h"
#include "util.h"
#include "condparser.h"
#include <assert.h>
#define YY_NO_INPUT 1
#define YY_NO_UNISTD_H 1
#define ADDCHAR(c) g_outBuf->addChar(c)
#define ADDARRAY(a,s) g_outBuf->addArray(a,s)
struct CondCtx
{
CondCtx(int line,QCString id,bool b)
: lineNr(line),sectionId(id), skip(b) {}
int lineNr;
QCString sectionId;
bool skip;
};
struct CommentCtx
{
CommentCtx(int line)
: lineNr(line) {}
int lineNr;
};
static BufStr * g_inBuf;
static BufStr * g_outBuf;
static int g_inBufPos;
static int g_col;
static int g_blockHeadCol;
static bool g_mlBrief;
static int g_readLineCtx;
static bool g_skip;
static QCString g_fileName;
static int g_lineNr;
static int g_condCtx;
static QStack<CondCtx> g_condStack;
static QStack<CommentCtx> g_commentStack;
static QCString g_blockName;
static int g_lastCommentContext;
static bool g_inSpecialComment;
static bool g_inRoseComment;
static int g_stringContext;
static int g_charContext;
static int g_javaBlock;
static bool g_specialComment;
static QCString g_aliasString;
static int g_blockCount;
static bool g_lastEscaped;
static int g_lastBlockContext;
static bool g_pythonDocString;
static int g_nestingCount;
static SrcLangExt g_lang;
static bool isFixedForm; // For Fortran
static void replaceCommentMarker(const char *s,int len)
{
const char *p=s;
char c;
// copy leading blanks
while ((c=*p) && (c==' ' || c=='\t' || c=='\n'))
{
ADDCHAR(c);
g_lineNr += c=='\n';
p++;
}
// replace start of comment marker by blanks and the last character by a *
int blanks=0;
while ((c=*p) && (c=='/' || c=='!' || c=='#'))
{
blanks++;
p++;
if (*p=='<') // comment-after-item marker
{
blanks++;
p++;
}
if (c=='!') // end after first !
{
break;
}
}
if (blanks>0)
{
while (blanks>2)
{
ADDCHAR(' ');
blanks--;
}
if (blanks>1) ADDCHAR('*');
ADDCHAR(' ');
}
// copy comment line to output
ADDARRAY(p,len-(int)(p-s));
}
static inline int computeIndent(const char *s)
{
int col=0;
static int tabSize=Config_getInt(TAB_SIZE);
const char *p=s;
char c;
while ((c=*p++))
{
if (c==' ') col++;
else if (c=='\t') col+=tabSize-(col%tabSize);
else break;
}
return col;
}
static inline void copyToOutput(const char *s,int len)
{
int i;
if (g_skip) // only add newlines.
{
for (i=0;i<len;i++)
{
if (s[i]=='\n')
{
ADDCHAR('\n');
//fprintf(stderr,"---> skip %d\n",g_lineNr);
g_lineNr++;
}
}
}
else if (len>0)
{
ADDARRAY(s,len);
static int tabSize=Config_getInt(TAB_SIZE);
for (i=0;i<len;i++)
{
switch (s[i])
{
case '\n': g_col=0;
//fprintf(stderr,"---> copy %d\n",g_lineNr);
g_lineNr++; break;
case '\t': g_col+=tabSize-(g_col%tabSize); break;
default: g_col++; break;
}
}
}
}
static void startCondSection(const char *sectId)
{
//printf("startCondSection: skip=%d stack=%d\n",g_skip,g_condStack.count());
CondParser prs;
bool expResult = prs.parse(g_fileName,g_lineNr,sectId);
g_condStack.push(new CondCtx(g_lineNr,sectId,g_skip));
if (!expResult) // not enabled
{
g_skip=TRUE;
}
}
static void endCondSection()
{
if (g_condStack.isEmpty())
{
warn(g_fileName,g_lineNr,"Found \\endcond command without matching \\cond");
g_skip=FALSE;
}
else
{
CondCtx *ctx = g_condStack.pop();
g_skip=ctx->skip;
}
//printf("endCondSection: skip=%d stack=%d\n",g_skip,g_condStack.count());
}
/** copies string \a s with length \a len to the output, while
* replacing any alias commands found in the string.
*/
static void replaceAliases(const char *s)
{
QCString result = resolveAliasCmd(s);
//printf("replaceAliases(%s)->'%s'\n",s,result.data());
copyToOutput(result,result.length());
}
#undef YY_INPUT
#define YY_INPUT(buf,result,max_size) result=yyread(buf,max_size);
static int yyread(char *buf,int max_size)
{
int bytesInBuf = g_inBuf->curPos()-g_inBufPos;
int bytesToCopy = QMIN(max_size,bytesInBuf);
memcpy(buf,g_inBuf->data()+g_inBufPos,bytesToCopy);
g_inBufPos+=bytesToCopy;
return bytesToCopy;
}
void replaceComment(int offset);
%}
%option noyywrap
%x Scan
%x SkipString
%x SkipChar
%x SComment
%x CComment
%x Verbatim
%x VerbatimCode
%x ReadLine
%x CondLine
%x ReadAliasArgs
%%
<Scan>[^"'!\/\n\\#-,]* { /* eat anything that is not " / , or \n */
copyToOutput(yytext,(int)yyleng);
}
<Scan>[,] { /* eat , so we have a nice separator in long initialization lines */
copyToOutput(yytext,(int)yyleng);
}
<Scan>"\"\"\""! { /* start of python long comment */
if (g_lang!=SrcLangExt_Python)
{
REJECT;
}
else
{
g_pythonDocString = TRUE;
g_nestingCount=0;
g_commentStack.clear(); /* to be on the save side */
copyToOutput(yytext,(int)yyleng);
BEGIN(CComment);
g_commentStack.push(new CommentCtx(g_lineNr));
}
}
<Scan>![><!]/.*\n {
if (g_lang!=SrcLangExt_Fortran)
{
REJECT;
}
else
{
copyToOutput(yytext,(int)yyleng);
g_nestingCount=0;
g_commentStack.clear(); /* to be on the save side */
BEGIN(CComment);
g_commentStack.push(new CommentCtx(g_lineNr));
}
}
<Scan>[Cc\*][><!]/.*\n {
if (g_lang!=SrcLangExt_Fortran)
{
REJECT;
}
else
{
/* check for fixed format; we might have some conditional as part of multilene if like C<5 .and. & */
if (isFixedForm && (g_col == 0))
{
copyToOutput(yytext,(int)yyleng);
g_nestingCount=0;
g_commentStack.clear(); /* to be on the save side */
BEGIN(CComment);
g_commentStack.push(new CommentCtx(g_lineNr));
}
else
{
REJECT;
}
}
}
<Scan>!.*\n {
if (g_lang!=SrcLangExt_Fortran)
{
REJECT;
}
else
{
copyToOutput(yytext,(int)yyleng);
}
}
<Scan>[Cc\*].*\n {
if (g_lang!=SrcLangExt_Fortran)
{
REJECT;
}
else
{
if (g_col == 0)
{
copyToOutput(yytext,(int)yyleng);
}
else
{
REJECT;
}
}
}
<Scan>"\"" { /* start of a string */
copyToOutput(yytext,(int)yyleng);
g_stringContext = YY_START;
BEGIN(SkipString);
}
<Scan>' {
copyToOutput(yytext,(int)yyleng);
g_charContext = YY_START;
if (g_lang!=SrcLangExt_VHDL)
{
BEGIN(SkipChar);
}
}
<Scan>\n { /* new line */
copyToOutput(yytext,(int)yyleng);
}
<Scan>"//!"/.*\n[ \t]*"//"[\/!][^\/] | /* start C++ style special comment block */
<Scan>("///"[/]*)/[^/].*\n[ \t]*"//"[\/!][^\/] { /* start C++ style special comment block */
if (g_mlBrief)
{
REJECT; // bail out if we do not need to convert
}
else
{
int i=3;
if (yytext[2]=='/')
{
while (i<(int)yyleng && yytext[i]=='/') i++;
}
g_blockHeadCol=g_col;
copyToOutput("/**",3);
replaceAliases(yytext+i);
g_inSpecialComment=TRUE;
//BEGIN(SComment);
g_readLineCtx=SComment;
BEGIN(ReadLine);
}
}
<Scan>"//##Documentation".*/\n { /* Start of Rational Rose ANSI C++ comment block */
if (g_mlBrief) REJECT;
int i=17; //=strlen("//##Documentation");
g_blockHeadCol=g_col;
copyToOutput("/**",3);
replaceAliases(yytext+i);
g_inRoseComment=TRUE;
BEGIN(SComment);
}
<Scan>"//"[!\/]/.*\n[ \t]*"//"[|\/][ \t]*[@\\]"}" { // next line contains an end marker, see bug 752712
g_inSpecialComment=yytext[2]=='/' || yytext[2]=='!';
copyToOutput(yytext,(int)yyleng);
g_readLineCtx=YY_START;
BEGIN(ReadLine);
}
<Scan>"//"/.*\n { /* one line C++ comment */
g_inSpecialComment=yytext[2]=='/' || yytext[2]=='!';
copyToOutput(yytext,(int)yyleng);
g_readLineCtx=YY_START;
BEGIN(ReadLine);
}
<Scan>"/**/" { /* avoid matching next rule for empty C comment, see bug 711723 */
copyToOutput(yytext,(int)yyleng);
}
<Scan>"/*"[*!]? { /* start of a C comment */
g_specialComment=(int)yyleng==3;
g_nestingCount=0;
g_commentStack.clear(); /* to be on the save side */
copyToOutput(yytext,(int)yyleng);
BEGIN(CComment);
g_commentStack.push(new CommentCtx(g_lineNr));
}
<Scan>"#"("#")? {
if (g_lang!=SrcLangExt_Python)
{
REJECT;
}
else
{
copyToOutput(yytext,(int)yyleng);
g_nestingCount=0;
g_commentStack.clear(); /* to be on the save side */
BEGIN(CComment);
g_commentStack.push(new CommentCtx(g_lineNr));
}
}
<Scan>"--!" {
if (g_lang!=SrcLangExt_VHDL)
{
REJECT;
}
else
{
copyToOutput(yytext,(int)yyleng);
g_nestingCount=0;
g_commentStack.clear(); /* to be on the save side */
BEGIN(CComment);
g_commentStack.push(new CommentCtx(g_lineNr));
}
}
<Scan>![><!] {
if (g_lang!=SrcLangExt_Fortran)
{
REJECT;
}
else
{
copyToOutput(yytext,(int)yyleng);
g_nestingCount=0;
g_commentStack.clear(); /* to be on the save side */
BEGIN(CComment);
g_commentStack.push(new CommentCtx(g_lineNr));
}
}
<CComment>"{@code"/[ \t\n] {
copyToOutput("@code",5);
g_lastCommentContext = YY_START;
g_javaBlock=1;
g_blockName=&yytext[1];
BEGIN(VerbatimCode);
}
<CComment,ReadLine>[\\@]("dot"|"code"|"msc"|"startuml")/[^a-z_A-Z0-9] { /* start of a verbatim block */
copyToOutput(yytext,(int)yyleng);
g_lastCommentContext = YY_START;
g_javaBlock=0;
if (qstrcmp(&yytext[1],"startuml")==0)
{
g_blockName="uml";
}
else
{
g_blockName=&yytext[1];
}
BEGIN(VerbatimCode);
}
<CComment,ReadLine>[\\@]("f$"|"f["|"f{") {
copyToOutput(yytext,(int)yyleng);
g_blockName=&yytext[1];
if (g_blockName.at(1)=='[')
{
g_blockName.at(1)=']';
}
else if (g_blockName.at(1)=='{')
{
g_blockName.at(1)='}';
}
g_lastCommentContext = YY_START;
BEGIN(Verbatim);
}
<CComment,ReadLine>[\\@]("verbatim"|"latexonly"|"htmlonly"|"xmlonly"|"docbookonly"|"rtfonly"|"manonly")/[^a-z_A-Z0-9] { /* start of a verbatim block */
copyToOutput(yytext,(int)yyleng);
g_blockName=&yytext[1];
g_lastCommentContext = YY_START;
BEGIN(Verbatim);
}
<Scan>. { /* any ather character */
copyToOutput(yytext,(int)yyleng);
}
<Verbatim>[\\@]("endverbatim"|"endlatexonly"|"endhtmlonly"|"endxmlonly"|"enddocbookonly"|"endrtfonly"|"endmanonly"|"f$"|"f]"|"f}") { /* end of verbatim block */
copyToOutput(yytext,(int)yyleng);
if (&yytext[1]==g_blockName) // end of formula
{
BEGIN(g_lastCommentContext);
}
else if (&yytext[4]==g_blockName)
{
BEGIN(g_lastCommentContext);
}
}
<VerbatimCode>"{" {
if (g_javaBlock==0)
{
REJECT;
}
else
{
g_javaBlock++;
copyToOutput(yytext,(int)yyleng);
}
}
<VerbatimCode>"}" {
if (g_javaBlock==0)
{
REJECT;
}
else
{
g_javaBlock--;
if (g_javaBlock==0)
{
copyToOutput(" @endcode ",10);
BEGIN(g_lastCommentContext);
}
else
{
copyToOutput(yytext,(int)yyleng);
}
}
}
<VerbatimCode>[\\@]("enddot"|"endcode"|"endmsc"|"enduml") { /* end of verbatim block */
copyToOutput(yytext,(int)yyleng);
if (&yytext[4]==g_blockName)
{
BEGIN(g_lastCommentContext);
}
}
<VerbatimCode>^[ \t]*"//"[\!\/]? { /* skip leading comments */
if (!g_inSpecialComment)
{
copyToOutput(yytext,(int)yyleng);
}
else
{
int l=0;
while (yytext[l]==' ' || yytext[l]=='\t')
{
l++;
}
copyToOutput(yytext,l);
if (yyleng-l==3) // ends with //! or ///
{
copyToOutput(" * ",3);
}
else // ends with //
{
copyToOutput("//",2);
}
}
}
<Verbatim,VerbatimCode>[^@\/\\\n{}]* { /* any character not a backslash or new line or } */
copyToOutput(yytext,(int)yyleng);
}
<Verbatim,VerbatimCode>\n { /* new line in verbatim block */
copyToOutput(yytext,(int)yyleng);
}
<Verbatim>^[ \t]*"///" {
if (g_blockName=="dot" || g_blockName=="msc" || g_blockName=="uml" || g_blockName.at(0)=='f')
{
// see bug 487871, strip /// from dot images and formulas.
int l=0;
while (yytext[l]==' ' || yytext[l]=='\t')
{
l++;
}
copyToOutput(yytext,l);
copyToOutput(" ",3);
}
else // even slashes are verbatim (e.g. \verbatim, \code)
{
REJECT;
}
}
<Verbatim,VerbatimCode>. { /* any other character */
copyToOutput(yytext,(int)yyleng);
}
<SkipString>\\. { /* escaped character in string */
copyToOutput(yytext,(int)yyleng);
}
<SkipString>"\"" { /* end of string */
copyToOutput(yytext,(int)yyleng);
BEGIN(g_stringContext);
}
<SkipString>. { /* any other string character */
copyToOutput(yytext,(int)yyleng);
}
<SkipString>\n { /* new line inside string (illegal for some compilers) */
copyToOutput(yytext,(int)yyleng);
}
<SkipChar>\\. { /* escaped character */
copyToOutput(yytext,(int)yyleng);
}
<SkipChar>' { /* end of character literal */
copyToOutput(yytext,(int)yyleng);
BEGIN(g_charContext);
}
<SkipChar>. { /* any other string character */
copyToOutput(yytext,(int)yyleng);
}
<SkipChar>\n { /* new line character */
copyToOutput(yytext,(int)yyleng);
}
<CComment>[^\\!@*\n{\"\/]* { /* anything that is not a '*' or command */
copyToOutput(yytext,(int)yyleng);
}
<CComment>"*"+[^*/\\@\n{\"]* { /* stars without slashes */
copyToOutput(yytext,(int)yyleng);
}
<CComment>"\"\"\"" { /* end of Python docstring */
if (g_lang!=SrcLangExt_Python)
{
REJECT;
}
else
{
g_pythonDocString = FALSE;
copyToOutput(yytext,(int)yyleng);
BEGIN(Scan);
}
}
<CComment>\n { /* new line in comment */
copyToOutput(yytext,(int)yyleng);
/* in case of Fortran always end of comment */
if (g_lang==SrcLangExt_Fortran)
{
BEGIN(Scan);
}
}
<CComment>"/"+"*" { /* nested C comment */
g_nestingCount++;
g_commentStack.push(new CommentCtx(g_lineNr));
copyToOutput(yytext,(int)yyleng);
}
<CComment>"*"+"/" { /* end of C comment */
if (g_lang==SrcLangExt_Python)
{
REJECT;
}
else
{
copyToOutput(yytext,(int)yyleng);
if (g_nestingCount<=0)
{
BEGIN(Scan);
}
else
{
g_nestingCount--;
delete g_commentStack.pop();
}
}
}
<CComment>"\n"/[ \t]*[^#] { /* end of Python comment */
if (g_lang!=SrcLangExt_Python || g_pythonDocString)
{
REJECT;
}
else
{
copyToOutput(yytext,(int)yyleng);
BEGIN(Scan);
}
}
<CComment>"\n"/[ \t]*[^\-] { /* end of VHDL comment */
if (g_lang!=SrcLangExt_VHDL)
{
REJECT;
}
else
{
copyToOutput(yytext,(int)yyleng);
BEGIN(Scan);
}
}
/* removed for bug 674842 (bug was introduced in rev 768)
<CComment>"'" {
g_charContext = YY_START;
copyToOutput(yytext,(int)yyleng);
BEGIN(SkipChar);
}
<CComment>"\"" {
g_stringContext = YY_START;
copyToOutput(yytext,(int)yyleng);
BEGIN(SkipString);
}
*/
<CComment>. {
copyToOutput(yytext,(int)yyleng);
}
<SComment>^[ \t]*"///"[\/]*/\n {
replaceComment(0);
}
<SComment>\n[ \t]*"///"[\/]*/\n {
replaceComment(1);
}
<SComment>^[ \t]*"///"[^\/\n]/.*\n {
replaceComment(0);
g_readLineCtx=YY_START;
BEGIN(ReadLine);
}
<SComment>\n[ \t]*"//"[\/!]("<")?[ \t]*[\\@]"}".*\n {
/* See Bug 752712: end the multiline comment when finding a @} or \} command */
copyToOutput(" */",3);
copyToOutput(yytext,(int)yyleng);
g_inSpecialComment=FALSE;
g_inRoseComment=FALSE;
BEGIN(Scan);
}
<SComment>\n[ \t]*"///"[^\/\n]/.*\n {
replaceComment(1);
g_readLineCtx=YY_START;
BEGIN(ReadLine);
}
<SComment>^[ \t]*"//!" | // just //!
<SComment>^[ \t]*"//!<"/.*\n | // or //!< something
<SComment>^[ \t]*"//!"[^<]/.*\n { // or //!something
replaceComment(0);
g_readLineCtx=YY_START;
BEGIN(ReadLine);
}
<SComment>\n[ \t]*"//!" |
<SComment>\n[ \t]*"//!<"/.*\n |
<SComment>\n[ \t]*"//!"[^<\n]/.*\n {
replaceComment(1);
g_readLineCtx=YY_START;
BEGIN(ReadLine);
}
<SComment>^[ \t]*"//##"/.*\n {
if (!g_inRoseComment)
{
REJECT;
}
else
{
replaceComment(0);
g_readLineCtx=YY_START;
BEGIN(ReadLine);
}
}
<SComment>\n[ \t]*"//##"/.*\n {
if (!g_inRoseComment)
{
REJECT;
}
else
{
replaceComment(1);
g_readLineCtx=YY_START;
BEGIN(ReadLine);
}
}
<SComment>\n { /* end of special comment */
copyToOutput(" */",3);
copyToOutput(yytext,(int)yyleng);
g_inSpecialComment=FALSE;
g_inRoseComment=FALSE;
BEGIN(Scan);
}
<ReadLine>[^\\@\n]*/\n {
copyToOutput(yytext,(int)yyleng);
BEGIN(g_readLineCtx);
}
<CComment,ReadLine>[\\@][\\@][~a-z_A-Z][a-z_A-Z0-9]*[ \t]* { // escaped command
copyToOutput(yytext,(int)yyleng);
}
<CComment,ReadLine>[\\@]"cond"/[^a-z_A-Z0-9] { // conditional section
g_condCtx = YY_START;
BEGIN(CondLine);
}
<CComment,ReadLine>[\\@]"endcond"/[^a-z_A-Z0-9] { // end of conditional section
bool oldSkip=g_skip;
endCondSection();
if (YY_START==CComment && oldSkip && !g_skip)
{
//printf("** Adding start of comment!\n");
if (g_lang!=SrcLangExt_Python &&
g_lang!=SrcLangExt_VHDL &&
g_lang!=SrcLangExt_Markdown &&
g_lang!=SrcLangExt_Fortran)
{
ADDCHAR('/');
ADDCHAR('*');
if (g_specialComment)
{
ADDCHAR('*');
}
}
}
}
<CondLine>[!()&| \ta-z_A-Z0-9.\-]+ {
bool oldSkip=g_skip;
startCondSection(yytext);
if ((g_condCtx==CComment || g_readLineCtx==SComment) &&
!oldSkip && g_skip)
{
if (g_lang!=SrcLangExt_Python &&
g_lang!=SrcLangExt_VHDL &&
g_lang!=SrcLangExt_Markdown &&
g_lang!=SrcLangExt_Fortran)
{
ADDCHAR('*');
ADDCHAR('/');
}
}
if (g_readLineCtx==SComment)
{
BEGIN(SComment);
}
else
{
BEGIN(g_condCtx);
}
}
<CondLine>[ \t]*
<CComment,ReadLine>[\\@]"cond"[ \t\r]*/\n |
<CondLine>. { // forgot section id?
if (YY_START!=CondLine) g_condCtx=YY_START;
bool oldSkip=g_skip;
startCondSection(" "); // fake section id causing the section to be hidden unconditionally
if ((g_condCtx==CComment || g_readLineCtx==SComment) &&
!oldSkip && g_skip)
{
//printf("** Adding terminator for comment!\n");
if (g_lang!=SrcLangExt_Python &&
g_lang!=SrcLangExt_VHDL)
{
ADDCHAR('*');
ADDCHAR('/');
}
}
if (*yytext=='\n') g_lineNr++;
if (g_readLineCtx==SComment)
{
BEGIN(SComment);
}
else
{
BEGIN(g_condCtx);
}
}
<CComment,ReadLine>[\\@][a-z_A-Z][a-z_A-Z0-9]* { // expand alias without arguments
replaceAliases(yytext);
}
<CComment,ReadLine>[\\@][a-z_A-Z][a-z_A-Z0-9]*"{" { // expand alias with arguments
g_lastBlockContext=YY_START;
g_blockCount=1;
g_aliasString=yytext;
g_lastEscaped=0;
BEGIN( ReadAliasArgs );
}
<ReadAliasArgs>^[ \t]*"//"[/!]/[^\n]+ { // skip leading special comments (see bug 618079)
}
<ReadAliasArgs>"*/" { // oops, end of comment in the middle of an alias?
if (g_lang==SrcLangExt_Python)
{
REJECT;
}
else // abort the alias, restart scanning
{
copyToOutput(g_aliasString,g_aliasString.length());
copyToOutput(yytext,(int)yyleng);
BEGIN(Scan);
}
}
<ReadAliasArgs>[^{}\n\\\*]+ {
g_aliasString+=yytext;
g_lastEscaped=FALSE;
}
<ReadAliasArgs>"\\" {
if (g_lastEscaped) g_lastEscaped=FALSE;
else g_lastEscaped=TRUE;
g_aliasString+=yytext;
}
<ReadAliasArgs>\n {
g_aliasString+=yytext;
g_lineNr++;
g_lastEscaped=FALSE;
}
<ReadAliasArgs>"{" {
g_aliasString+=yytext;
if (!g_lastEscaped) g_blockCount++;
g_lastEscaped=FALSE;
}
<ReadAliasArgs>"}" {
g_aliasString+=yytext;
if (!g_lastEscaped) g_blockCount--;
if (g_blockCount==0)
{
replaceAliases(g_aliasString);
BEGIN( g_lastBlockContext );
}
g_lastEscaped=FALSE;
}
<ReadAliasArgs>. {
g_aliasString+=yytext;
g_lastEscaped=FALSE;
}
<ReadLine>. {
copyToOutput(yytext,(int)yyleng);
}
%%
void replaceComment(int offset)
{
if (g_mlBrief || g_skip)
{
copyToOutput(yytext,(int)yyleng);
}
else
{
//printf("replaceComment(%s)\n",yytext);
int i=computeIndent(&yytext[offset]);
if (i==g_blockHeadCol)
{
replaceCommentMarker(yytext,(int)yyleng);
}
else
{
copyToOutput(" */",3);
int i;for (i=(int)yyleng-1;i>=0;i--) unput(yytext[i]);
g_inSpecialComment=FALSE;
BEGIN(Scan);
}
}
}
// simplified way to know if this is fixed form
// duplicate in fortrancode.l
static bool recognizeFixedForm(const char* contents)
{
int column=0;
bool skipLine=FALSE;
for(int i=0;;i++) {
column++;
switch(contents[i]) {
case '\n':
column=0;
skipLine=FALSE;
break;
case ' ':
break;
case '\000':
return FALSE;
case 'C':
case 'c':
case '*':
if(column==1) return TRUE;
if(skipLine) break;
return FALSE;
case '!':
if(column>1 && column<7) return FALSE;
skipLine=TRUE;
break;
default:
if(skipLine) break;
if(column==7) return TRUE;
return FALSE;
}
}
return FALSE;
}
/*! This function does three things:
* -# It converts multi-line C++ style comment blocks (that are aligned)
* to C style comment blocks (if MULTILINE_CPP_IS_BRIEF is set to NO).
* -# It replaces aliases with their definition (see ALIASES)
* -# It handles conditional sections (cond...endcond blocks)
*/
void convertCppComments(BufStr *inBuf,BufStr *outBuf,const char *fileName)
{
//printf("convertCppComments(%s)\n",fileName);
g_inBuf = inBuf;
g_outBuf = outBuf;
g_inBufPos = 0;
g_col = 0;
g_mlBrief = Config_getBool(MULTILINE_CPP_IS_BRIEF);
g_skip = FALSE;
g_fileName = fileName;
g_lang = getLanguageFromFileName(fileName);
g_pythonDocString = FALSE;
g_lineNr = 1;
g_condStack.clear();
g_condStack.setAutoDelete(TRUE);
g_commentStack.clear();