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Diffstat (limited to 'compat')
-rw-r--r--compat/snprintf.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/compat/snprintf.c b/compat/snprintf.c
index 580966e56..357e73307 100644
--- a/compat/snprintf.c
+++ b/compat/snprintf.c
@@ -17,6 +17,8 @@ int git_vsnprintf(char *str, size_t maxsize, const char *format, va_list ap)
if (maxsize > 0) {
ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, ap);
+ if (ret == maxsize-1)
+ ret = -1;
/* Windows does not NUL-terminate if result fills buffer */
str[maxsize-1] = 0;
}
@@ -34,6 +36,8 @@ int git_vsnprintf(char *str, size_t maxsize, const char *format, va_list ap)
break;
s = str;
ret = vsnprintf(str, maxsize-SNPRINTF_SIZE_CORR, format, ap);
+ if (ret == maxsize-1)
+ ret = -1;
}
free(s);
return ret;