зеркало из https://github.com/microsoft/git.git
Merge branch 'jk/maint-snprintf-va-copy'
* jk/maint-snprintf-va-copy: compat/snprintf: don't look at va_list twice
This commit is contained in:
Коммит
ea4ef30487
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@ -19,11 +19,14 @@
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#undef vsnprintf
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int git_vsnprintf(char *str, size_t maxsize, const char *format, va_list ap)
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{
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va_list cp;
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char *s;
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int ret = -1;
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if (maxsize > 0) {
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ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, ap);
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va_copy(cp, ap);
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ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, cp);
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va_end(cp);
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if (ret == maxsize-1)
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ret = -1;
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/* Windows does not NUL-terminate if result fills buffer */
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@ -42,7 +45,9 @@ int git_vsnprintf(char *str, size_t maxsize, const char *format, va_list ap)
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if (! str)
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break;
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s = str;
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ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, ap);
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va_copy(cp, ap);
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ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, cp);
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va_end(cp);
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if (ret == maxsize-1)
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ret = -1;
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}
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