diff options
Diffstat (limited to 'common')
-rw-r--r-- | common/common.c | 9 | ||||
-rw-r--r-- | common/common.h | 8 |
2 files changed, 17 insertions, 0 deletions
diff --git a/common/common.c b/common/common.c index eead096d5a..a07af8c461 100644 --- a/common/common.c +++ b/common/common.c @@ -287,3 +287,12 @@ char *mp_tag_str_buf(char *buf, size_t buf_size, uint32_t tag) } return buf; } + +char *mp_tprintf_buf(char *buf, size_t buf_size, const char *format, ...) +{ + va_list ap; + va_start(ap, format); + vsnprintf(buf, buf_size, format, ap); + va_end(ap); + return buf; +} diff --git a/common/common.h b/common/common.h index 4f944c99ba..fb40d251f1 100644 --- a/common/common.h +++ b/common/common.h @@ -101,4 +101,12 @@ char *mp_strerror_buf(char *buf, size_t buf_size, int errnum); char *mp_tag_str_buf(char *buf, size_t buf_size, uint32_t tag); #define mp_tag_str(t) mp_tag_str_buf((char[22]){0}, 22, t) +// Return a printf(format, ...) formatted string of the given SIZE. SIZE must +// be a compile time constant. The result is allocated on the stack and valid +// only within the current block scope. +#define mp_tprintf(SIZE, format, ...) \ + mp_tprintf_buf((char[SIZE]){0}, (SIZE), (format), __VA_ARGS__) +char *mp_tprintf_buf(char *buf, size_t buf_size, const char *format, ...) + PRINTF_ATTRIBUTE(3, 4); + #endif /* MPLAYER_MPCOMMON_H */ |