diff options
Diffstat (limited to 'stdio.c')
| -rw-r--r-- | stdio.c | 26 |
1 files changed, 20 insertions, 6 deletions
@@ -45,6 +45,20 @@ int __fprintf_chk(FILE *stream, int flag, const char *format, ...) return result; } +int __sprintf_chk(char *str, int flag, size_t strlen, const char *format, ...) +{ + va_list argp; + int result; + + assert(strlen > 0); + + va_start(argp, format); + result = vsnprintf(str, strlen, format, argp); + va_end(argp); + + return result; +} + int __snprintf_chk(char *str, size_t size, int flag, size_t strlen, const char *format, ...) { va_list argp; @@ -52,7 +66,6 @@ int __snprintf_chk(char *str, size_t size, int flag, size_t strlen, const char * if(flag > 0) { - assert(str != NULL); assert(format != NULL); } // must always be done per LFS @@ -72,7 +85,6 @@ int __swprintf_chk(wchar_t *wcs, size_t maxlen, int flag, size_t wcslen, const w if(flag > 0) { - assert(wcs != NULL); assert(format != NULL); } // must always be done per LFS @@ -85,10 +97,13 @@ int __swprintf_chk(wchar_t *wcs, size_t maxlen, int flag, size_t wcslen, const w return result; } -int __vasprintf_chk(char **strp, const char *fmt, va_list ap) +int __vasprintf_chk(char **strp, int flag, const char *fmt, va_list ap) { - assert(strp != NULL); - assert(fmt != NULL); + if(flag > 0) + { + assert(strp != NULL); + assert(fmt != NULL); + } return vasprintf(strp, fmt, ap); } @@ -106,7 +121,6 @@ int __vsnprintf_chk(char *str, size_t size, int flag, size_t strlen, const char { if(flag > 0) { - assert(str != NULL); assert(format != NULL); } // must always be done per LFS |