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authorDimitri van Heesch <dimitri@stack.nl>2008-01-16 19:20:21 (GMT)
committerDimitri van Heesch <dimitri@stack.nl>2008-01-16 19:20:21 (GMT)
commitfc90c25edfba404f54319eaeeacca39246f95c9e (patch)
tree78bac4e928b25e139605aceefa82537f378d8af0 /src/pre.l
parentf57b7d974fec18d1d8f325c102efd8be5930131d (diff)
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Release-1.5.4
Diffstat (limited to 'src/pre.l')
-rw-r--r--src/pre.l49
1 files changed, 44 insertions, 5 deletions
diff --git a/src/pre.l b/src/pre.l
index cc92d66..38a9ae5 100644
--- a/src/pre.l
+++ b/src/pre.l
@@ -564,6 +564,7 @@ static bool replaceFunctionMacro(const QCString &expr,QCString *rest,int pos,int
// substitution of all formal arguments
QCString resExpr;
const QCString d=def->definition.stripWhiteSpace();
+ //printf("Macro definition: %s\n",d.data());
bool inString=FALSE;
while (k<d.length())
{
@@ -912,7 +913,10 @@ QCString removeMarkers(const char *s)
{
while (*p && !(pc=='*' && c=='/')) // search end of comment
{
- result+=c;
+ if (*p=='@' && *(p+1)=='@')
+ result+=c,p++;
+ else
+ result+=c;
pc=c;
c=*++p;
}
@@ -1190,6 +1194,37 @@ static void endCondSection()
}
}
+static QCString escapeAt(const char *text)
+{
+ QCString result;
+ if (text)
+ {
+ char c;
+ const char *p=text;
+ while ((c=*p++))
+ {
+ if (c=='@') result+="@@"; else result+=c;
+ }
+ }
+ return result;
+}
+
+static char resolveTrigraph(char c)
+{
+ switch (c)
+ {
+ case '=': return '#';
+ case '/': return '\\';
+ case '\'': return '^';
+ case '(': return '[';
+ case ')': return ']';
+ case '!': return '|';
+ case '<': return '{';
+ case '>': return '}';
+ case '-': return '~';
+ }
+ return '?';
+}
/* ----------------------------------------------------------------- */
@@ -1255,6 +1290,9 @@ CHARLIT (("'"\\[0-7]{1,3}"'")|("'"\\."'")|("'"[^'\\\n]{1,4}"'"))
<*>\x06
<*>\x00
<*>\r
+<*>"??"[=/'()!<>-] { // Trigraph
+ unput(resolveTrigraph(yytext[2]));
+ }
<Start>^{B}*"#" { BEGIN(Command); }
<Start>^{B}*/[^#] {
outputArray(yytext,yyleng);
@@ -1360,7 +1398,6 @@ CHARLIT (("'"\\[0-7]{1,3}"'")|("'"\\."'")|("'"[^'\\\n]{1,4}"'"))
if (def->nargs==-1) // no function macro
{
QCString result = expandMacro(g_defArgsStr);
- //printf("result=`%s'\n",result.data());
outputArray(result,result.length());
}
else // zero or more arguments
@@ -1585,8 +1622,7 @@ CHARLIT (("'"\\[0-7]{1,3}"'")|("'"\\."'")|("'"[^'\\\n]{1,4}"'"))
<Guard>{ID} { g_guardExpr+=yytext; }
<Guard>. { g_guardExpr+=*yytext; }
<Guard>\n {
- outputChar('\n');
- g_yyLineNr++;
+ unput(*yytext);
//printf("Guard: `%s'\n",
// g_guardExpr.data());
bool guard=computeExpression(g_guardExpr);
@@ -1619,6 +1655,7 @@ CHARLIT (("'"\\[0-7]{1,3}"'")|("'"\\."'")|("'"[^'\\\n]{1,4}"'"))
g_lastGuardName.resize(0);
}
<DefinedExpr1,DefinedExpr2>\n { // should not happen, handle anyway
+ g_yyLineNr++;
g_ifcount=0;
BEGIN(SkipCPPBlock);
}
@@ -1628,6 +1665,7 @@ CHARLIT (("'"\\[0-7]{1,3}"'")|("'"\\."'")|("'"[^'\\\n]{1,4}"'"))
<DefinedExpr1,DefinedExpr2>.
<SkipCPPBlock>^{B}*"#" { BEGIN(SkipCommand); }
<SkipCPPBlock>^{B}*/[^#] { BEGIN(SkipLine); }
+<SkipCPPBlock>\n { g_yyLineNr++; }
<SkipCPPBlock>.
<SkipCommand>"if"(("n")?("def"))?/[ \t(!] {
incrLevel();
@@ -1899,6 +1937,7 @@ CHARLIT (("'"\\[0-7]{1,3}"'")|("'"\\."'")|("'"[^'\\\n]{1,4}"'"))
<SkipCComment,SkipCPPComment>[\\@]"cond"[ \t\r]*\n |
<CondLine>. {
outputArray(yytext,yyleng);
+ g_yyLineNr+=QCString(yytext).contains('\n');
startCondSection(" ");
if (YY_START==CondLine) BEGIN(g_condCtx);
}
@@ -1932,7 +1971,7 @@ CHARLIT (("'"\\[0-7]{1,3}"'")|("'"\\."'")|("'"[^'\\\n]{1,4}"'"))
}
<CopyCComment>[^*]+ {
g_defLitText+=yytext;
- g_defText+=yytext;
+ g_defText+=escapeAt(yytext);
}
<CopyCComment>"*/" {
g_defLitText+=yytext;