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| author |  Junio C Hamano <gitster@pobox.com> | 2011-12-19 16:05:38 -0800 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2011-12-19 16:05:38 -0800 |
| commit | ea4ef304870d2517ec177f92b000c744bd44cc0c (patch) | |
| tree | b7bb736d18d8afa27292d61f9a5c18ae767a2670 /compat | |
| parent | Merge branch 'jk/maint-mv' (diff) | |
| parent | compat/snprintf: don't look at va_list twice (diff) | |
| download | tgif-ea4ef304870d2517ec177f92b000c744bd44cc0c.tar.xz | |
Merge branch 'jk/maint-snprintf-va-copy'
* jk/maint-snprintf-va-copy:
compat/snprintf: don't look at va_list twice
Diffstat (limited to 'compat')
| -rw-r--r-- | compat/snprintf.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/compat/snprintf.c b/compat/snprintf.c index e1e0e7543d..42ea1ac110 100644 --- a/compat/snprintf.c +++ b/compat/snprintf.c @@ -19,11 +19,14 @@ #undef vsnprintf int git_vsnprintf(char *str, size_t maxsize, const char *format, va_list ap) { + va_list cp; char *s; int ret = -1; if (maxsize > 0) { - ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, ap); + va_copy(cp, ap); + ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, cp); + va_end(cp); if (ret == maxsize-1) ret = -1; /* Windows does not NUL-terminate if result fills buffer */ @@ -42,7 +45,9 @@ int git_vsnprintf(char *str, size_t maxsize, const char *format, va_list ap) if (! str) break; s = str; - ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, ap); + va_copy(cp, ap); + ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, cp); + va_end(cp); if (ret == maxsize-1) ret = -1; } |