diff options
Diffstat (limited to 'sprintf.c')
-rw-r--r-- | sprintf.c | 9 |
1 files changed, 6 insertions, 3 deletions
@@ -1275,7 +1275,7 @@ ruby_vsnprintf(char *str, size_t n, const char *fmt, va_list ap) static int ruby_do_vsnprintf(char *str, size_t n, const char *fmt, va_list ap) { - int ret; + ssize_t ret; rb_printf_buffer f; f._flags = __SWR | __SSTR; @@ -1283,9 +1283,12 @@ ruby_do_vsnprintf(char *str, size_t n, const char *fmt, va_list ap) f._bf._size = f._w = str ? (n - 1) : 0; f.vwrite = BSD__sfvwrite; f.vextra = 0; - ret = (int)BSD_vfprintf(&f, fmt, ap); + ret = BSD_vfprintf(&f, fmt, ap); if (str) *f._p = 0; - return ret; +#if SIZEOF_SIZE_T > SIZEOF_INT + if (n > INT_MAX) return INT_MAX; +#endif + return (int)ret; } int |