diff options
Diffstat (limited to 'libc')
| -rw-r--r-- | libc/stdio/_vfprintf.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libc/stdio/_vfprintf.c b/libc/stdio/_vfprintf.c index f288cb501..6fa8ecb8d 100644 --- a/libc/stdio/_vfprintf.c +++ b/libc/stdio/_vfprintf.c @@ -161,9 +161,6 @@ /* Now controlled by uClibc_stdio.h. */ /* #define __UCLIBC_HAS_GLIBC_CUSTOM_PRINTF__ */ -/* TODO -- move these to a configuration section? */ -#define MAX_FIELD_WIDTH 4095 - #ifdef __UCLIBC_MJN3_ONLY__ #ifdef L_register_printf_function /* emit only once */ @@ -893,8 +890,11 @@ int attribute_hidden _ppfs_parsespec(ppfs_t *ppfs) } i = 0; while (isdigit(*fmt)) { - if (i < MAX_FIELD_WIDTH) { /* Avoid overflow. */ + if (i < INT_MAX / 10 + || (i == INT_MAX / 10 && (*fmt - '0') <= INT_MAX % 10)) { i = (i * 10) + (*fmt - '0'); + } else { + i = INT_MAX; /* best we can do... */ } ++fmt; } |