feedc0de/qt-creator
1
0
Fork 0
forked from qt-creator/qt-creator
Code Pull Requests Activity

Improved the expansion of variadic macros.

Browse Source
This commit is contained in:
Roberto Raggi
2010-09-01 17:09:42 +02:00
parent 36a05bb5e3
commit 0a3bfc24f8
1 changed files with 18 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
src/libs/cplusplus/pp-macro-expander.cpp
View File

@@ -159,8 +159,9 @@ const char *MacroExpander::expand(const char *__first, const char *__last,
__result->append('\"');
}
else
__result->append('#'); // ### warning message?
else {
// ### warning message?
}
}
else if (*__first == '\"')
{
@@ -211,6 +212,17 @@ const char *MacroExpander::expand(const char *__first, const char *__last,
// search for the paste token
const char *next = skip_blanks (__first, __last);
bool paste = false;
bool need_comma = false;
if (next != __last && *next == ',') {
const char *x = skip_blanks(__first + 1, __last);
if (x != __last && *x == '#' && (x + 1) != __last && x[1] == '#') {
need_comma = true;
paste = true;
__first = skip_blanks(x + 2, __last);
}
}
if (next != __last && *next == '#')
{
paste = true;
@@ -220,8 +232,8 @@ const char *MacroExpander::expand(const char *__first, const char *__last,
}
const QByteArray fast_name(name_begin, name_end - name_begin);
if (const QByteArray *actual = resolve_formal (fast_name))
const QByteArray *actual = resolve_formal (fast_name);
if (actual)
{
const char *begin = actual->constData ();
const char *end = begin + actual->size ();
@@ -233,6 +245,8 @@ const char *MacroExpander::expand(const char *__first, const char *__last,
++end;
}
__result->append(begin, end - begin);
if (need_comma)
__result->append(',');
continue;
}