diff options
Diffstat (limited to 'compat/snprintf.c')
| -rw-r--r-- | compat/snprintf.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/compat/snprintf.c b/compat/snprintf.c index 580966e56a..357e733074 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; |