diff options
Diffstat (limited to 'include/vsprintf.h')
| -rw-r--r-- | include/vsprintf.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/vsprintf.h b/include/vsprintf.h index 0651446..5195598 100644 --- a/include/vsprintf.h +++ b/include/vsprintf.h @@ -36,4 +36,23 @@ int sprintf(char *buf, const char *fmt, ...) int vsprintf(char *buf, const char *fmt, va_list args); char *simple_itoa(ulong i); +#ifdef CONFIG_SYS_VSNPRINTF +int snprintf(char *buf, size_t size, const char *fmt, ...) + __attribute__ ((format (__printf__, 3, 4))); +int scnprintf(char *buf, size_t size, const char *fmt, ...) + __attribute__ ((format (__printf__, 3, 4))); +int vsnprintf(char *buf, size_t size, const char *fmt, va_list args); +int vscnprintf(char *buf, size_t size, const char *fmt, va_list args); +#else +/* + * Use macros to silently drop the size parameter. Note that the 'cn' + * versions are the same as the 'n' versions since the functions assume + * there is always enough buffer space when !CONFIG_SYS_VSNPRINTF + */ +#define snprintf(buf, size, fmt, args...) sprintf(buf, fmt, ##args) +#define scnprintf(buf, size, fmt, args...) sprintf(buf, fmt, ##args) +#define vsnprintf(buf, size, fmt, args...) vsprintf(buf, fmt, ##args) +#define vscnprintf(buf, size, fmt, args...) vsprintf(buf, fmt, ##args) +#endif /* CONFIG_SYS_VSNPRINTF */ + #endif |