diff options
Diffstat (limited to 'include/stdio.h')
-rw-r--r-- | include/stdio.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/stdio.h b/include/stdio.h index 3241e2d..7b999a5 100644 --- a/include/stdio.h +++ b/include/stdio.h @@ -46,6 +46,23 @@ static inline int vprintf(const char *fmt, va_list args) } #endif +/** + * Format a string and place it in a buffer + * + * @buf: The buffer to place the result into + * @size: The size of the buffer, including the trailing null space + * @fmt: The format string to use + * @...: Arguments for the format string + * Return: the number of characters which would be + * generated for the given input, excluding the trailing null, + * as per ISO C99. If the return is greater than or equal to + * @size, the resulting string is truncated. + * + * See the vsprintf() documentation for format string extensions over C99. + */ +int snprintf(char *buf, size_t size, const char *fmt, ...) + __attribute__ ((format (__printf__, 3, 4))); + /* * FILE based functions (can only be used AFTER relocation!) */ |