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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2013-03-29 12:30:33 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2013-03-29 12:30:33 +0100 |
| commit | 8f2cb7ab26b9c720c24cdeffb624bfe0c2352353 (patch) | |
| tree | 8d76825f24632d338118919b0553f542fdd3a8aa /libbb/time.c | |
| parent | 6c852bfcadd78f53ec7a5f35882636a2a4a66eb0 (diff) | |
| download | busybox-8f2cb7ab26b9c720c24cdeffb624bfe0c2352353.tar.gz | |
libbb: introduce and use strftime_[YYYYMMDD]HHMMSS()
function old new delta
strftime_fmt - 53 +53
strftime_YYYYMMDDHHMMSS - 12 +12
strftime_HHMMSS - 12 +12
human_time 44 43 -1
fmtstr_t 9 - -9
step_time 361 345 -16
watch_main 261 232 -29
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 0/3 up/down: 77/-55) Total: 22 bytes
text data bss dec hex filename
919203 932 17692 937827 e4f63 busybox_old
919209 932 17692 937833 e4f69 busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/time.c')
| -rw-r--r-- | libbb/time.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/libbb/time.c b/libbb/time.c index e2b938471..57e14b66c 100644 --- a/libbb/time.c +++ b/libbb/time.c @@ -187,6 +187,27 @@ time_t FAST_FUNC validate_tm_time(const char *date_str, struct tm *ptm) return t; } +static char* strftime_fmt(char *buf, unsigned len, time_t *tp, const char *fmt) +{ + time_t t; + if (!tp) { + tp = &t; + time(tp); + } + /* Returns pointer to NUL */ + return buf + strftime(buf, len, fmt, localtime(tp)); +} + +char* FAST_FUNC strftime_HHMMSS(char *buf, unsigned len, time_t *tp) +{ + return strftime_fmt(buf, len, tp, "%H:%M:%S"); +} + +char* FAST_FUNC strftime_YYYYMMDDHHMMSS(char *buf, unsigned len, time_t *tp) +{ + return strftime_fmt(buf, len, tp, "%Y-%m-%d %H:%M:%S"); +} + #if ENABLE_MONOTONIC_SYSCALL #include <sys/syscall.h> |