From 4aa4e498d10e343b3b2a49e06195f62a49120002 Mon Sep 17 00:00:00 2001
From: DongHun Kwak <dh0128.kwak@samsung.com>
Date: Fri, 15 Oct 2021 11:15:28 +0900
Subject: Imported Upstream version 1.9.0

---
 src/commentcnv.l | 80 ++++++++++++++++++++++++++------------------------------
 1 file changed, 37 insertions(+), 43 deletions(-)

(limited to 'src/commentcnv.l')

diff --git a/src/commentcnv.l b/src/commentcnv.l
index a7d74ef..036f830 100644
--- a/src/commentcnv.l
+++ b/src/commentcnv.l
@@ -142,12 +142,44 @@ MAILADR   ("mailto:")?[a-z_A-Z0-9.+-]+"@"[a-z_A-Z0-9-]+("."[a-z_A-Z0-9\-]+)+[a-z
 %x CondLine
 %x ReadAliasArgs
 
+  //- start: NUMBER -------------------------------------------------------------------------
+  // Note same defines in code.l: keep in sync
+DECIMAL_INTEGER  [1-9][0-9']*[0-9]?[uU]?[lL]?[lL]?
+HEXADECIMAL_INTEGER  "0"[xX][0-9a-zA-Z']+[0-9a-zA-Z]?
+OCTAL_INTEGER  "0"[0-7][0-7']+[0-7]?
+BINARY_INTEGER  "0"[bB][01][01']*[01]?
+INTEGER_NUMBER {DECIMAL_INTEGER}|{HEXADECIMAL_INTEGER}|{OCTAL_INTEGER}|{BINARY_INTEGER}
+
+FP_SUF [fFlL]
+
+DIGIT_SEQ [0-9][0-9']*[0-9]?
+FRAC_CONST {DIGIT_SEQ}"."|{DIGIT_SEQ}?"."{DIGIT_SEQ}
+FP_EXP [eE][+-]?{DIGIT_SEQ}
+DEC_FP1 {FRAC_CONST}{FP_EXP}?{FP_SUF}?
+DEC_FP2 {DIGIT_SEQ}{FP_EXP}{FP_SUF}
+
+HEX_DIGIT_SEQ [0-9a-fA-F][0-9a-fA-F']*[0-9a-fA-F]?
+HEX_FRAC_CONST {HEX_DIGIT_SEQ}"."|{HEX_DIGIT_SEQ}?"."{HEX_DIGIT_SEQ}
+BIN_EXP [pP][+-]?{DIGIT_SEQ}
+HEX_FP1 "0"[xX]{HEX_FRAC_CONST}{BIN_EXP}{FP_SUF}?
+HEX_FP2 "0"[xX]{HEX_DIGIT_SEQ}{BIN_EXP}{FP_SUF}?
+
+FLOAT_DECIMAL {DEC_FP1}|{DEC_FP2}
+FLOAT_HEXADECIMAL {HEX_FP1}|{HEX_FP2}
+FLOAT_NUMBER {FLOAT_DECIMAL}|{FLOAT_HEXADECIMAL}
+NUMBER {INTEGER_NUMBER}|{FLOAT_NUMBER}
+  //- end: NUMBER ---------------------------------------------------------------------------
+
 %%
 
-<Scan>[^"'!\/\n\\#,\-]*             { /* eat anything that is not " / , or \n */
+<Scan>{NUMBER}			    { //Note similar code in code.l
+                                      if (yyextra->lang!=SrcLangExt_Cpp) REJECT;
+                                      copyToOutput(yyscanner,yytext,(int)yyleng); 
+                                    }
+<Scan>[^"'!\/\n\\#,\-=; \t]*        { /* eat anything that is not " / , or \n */
                                        copyToOutput(yyscanner,yytext,(int)yyleng);
                                     }
-<Scan>[,]                           { /* eat , so we have a nice separator in long initialization lines */ 
+<Scan>[,= ;\t]                      { /* eat , so we have a nice separator in long initialization lines */ 
                                        copyToOutput(yyscanner,yytext,(int)yyleng);
                                     }
 <Scan>"\"\"\""!                     { /* start of python long comment */
@@ -1076,45 +1108,6 @@ static void replaceComment(yyscan_t yyscanner,int offset)
   }
 }
 
-// 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).
@@ -1151,7 +1144,8 @@ void convertCppComments(BufStr *inBuf,BufStr *outBuf,const char *fileName)
   yyextra->isFixedForm = FALSE;
   if (yyextra->lang==SrcLangExt_Fortran)
   {
-    yyextra->isFixedForm = recognizeFixedForm(inBuf->data());
+    FortranFormat fmt = convertFileNameFortranParserCode(fileName);
+    yyextra->isFixedForm = recognizeFixedForm(inBuf->data(),fmt);
   }
 
   if (yyextra->lang==SrcLangExt_Markdown)
@@ -1173,7 +1167,7 @@ void convertCppComments(BufStr *inBuf,BufStr *outBuf,const char *fileName)
     warn(yyextra->fileName,ctx->lineNr,"Conditional section%sdoes not have "
 	"a corresponding \\endcond command within this file.",sectionInfo.data());
   }
-  if (yyextra->nestingCount>0 && yyextra->lang!=SrcLangExt_Markdown)
+  if (yyextra->nestingCount>0 && yyextra->lang!=SrcLangExt_Markdown && yyextra->lang!=SrcLangExt_Fortran)
   {
     QCString tmp= "(probable line reference: ";
     bool first = TRUE;
-- 
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