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{fwrite,fputs,fputc}_unlocked() are not in POSIX.

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Define fwrite_unlocked(), fputs_unlocked() and fputc_unlocked() only if
they are available on the system.
This commit is contained in:
Simon Ruderich
2013-06-20 20:56:51 +02:00
parent 1fb32dbd84
commit 4eb55ac071
2 changed files with 11 additions and 1 deletions
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10
src/coloredstderr.c
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@@ -53,7 +53,9 @@
* failures when used in our hook macros below. */
/* In glibc, real fwrite_unlocked() is called in macro. */
#undef fwrite_unlocked
#ifdef HAVE_FWRITE_UNLOCKED
# undef fwrite_unlocked
#endif
/* In Clang when compiling with hardening flags (fortify) on Debian Wheezy. */
#undef printf
#undef fprintf
@@ -251,12 +253,18 @@ HOOK_FILE4(int, __vfprintf_chk, stream,
FILE *, stream, int, flag, char const *, format, va_list, ap)
/* unlocked_stdio(3), only functions from above are hooked */
#ifdef HAVE_FWRITE_UNLOCKED
HOOK_FILE4(size_t, fwrite_unlocked, stream,
void const *, ptr, size_t, size, size_t, nmemb, FILE *, stream)
#endif
#ifdef HAVE_FPUTS_UNLOCKED
HOOK_FILE2(int, fputs_unlocked, stream,
char const *, s, FILE *, stream)
#endif
#ifdef HAVE_FPUTC_UNLOCKED
HOOK_FILE2(int, fputc_unlocked, stream,
int, c, FILE *, stream)
#endif
HOOK_FILE2(int, putc_unlocked, stream,
int, c, FILE *, stream)
HOOK_FILE1(int, putchar_unlocked, stdout,