diff options
Diffstat (limited to 'libavutil/avstring.h')
-rw-r--r-- | libavutil/avstring.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libavutil/avstring.h b/libavutil/avstring.h index bc24ea1..f25dd31 100644 --- a/libavutil/avstring.h +++ b/libavutil/avstring.h @@ -73,4 +73,18 @@ size_t av_strlcpy(char *dst, const char *src, size_t size); */ size_t av_strlcat(char *dst, const char *src, size_t size); +/** + * Append output to a string, according to a format. Never write out of + * the destination buffer, and and always put a terminating 0 within + * the buffer. + * @param dst destination buffer (string to which the output is + * appended) + * @param size total size of the destination buffer + * @param fmt printf-compatible format string, specifying how the + * following parameters are used + * @return the length of the string that would have been generated + * if enough space had been available + */ +size_t av_strlcatf(char *dst, size_t size, const char *fmt, ...); + #endif /* AVUTIL_STRING_H */ |