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fix #include_next infinite loop bug, see http://savannah.nongnu.org/bugs/?31357

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This commit is contained in:
Sergey Vinokurov 2012-09-20 21:58:13 +03:00
parent ca38792df1
commit 3d409b0889
1 changed files with 27 additions and 0 deletions
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27
libtcc.c
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@ -34,6 +34,10 @@ ST_DATA struct TCCState *tcc_state;
/********************************************************/
#ifndef _WIN32
#include <limits.h>
#endif
#ifdef ONE_SOURCE
#include "tccpp.c"
#include "tccgen.c"
@ -318,7 +322,30 @@ static void tcc_split_path(TCCState *s, void ***p_ary, int *p_nb_ary, const char
}
}
cstr_ccat(&str, '\0');
#ifndef _WIN32
{
int i, do_include;
char tmp[PATH_MAX];
if (realpath(str.data, tmp)) {
str.size = 0;
cstr_cat(&str, tmp);
cstr_ccat(&str, '\0');
}
do_include = 1;
for (i = 0; i < *p_nb_ary && do_include; i++) {
do_include = do_include &&
strcmp((char*)str.data, (char*)(*p_ary)[i]);
}
if (do_include) {
dynarray_add(p_ary, p_nb_ary, str.data);
}
}
#else
dynarray_add(p_ary, p_nb_ary, str.data);
#endif
in = p+1;
} while (*p);
}