diff options
| author | Shawn Landden <shawnlandden@tutanota.com> | 2022-08-27 20:56:21 +0300 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2022-08-27 20:56:21 +0300 |
| commit | 58598eb7093561d914a6254697e137b815f1fdfc (patch) | |
| tree | a1e15b99eb2deaebefa01a504498494a95c80f32 /libbb | |
| parent | d432049f288c9acdc4a7caa729c68ceba3c5dca1 (diff) | |
ash: optional sleep builtin
function old new delta
sleepcmd - 10 +10
builtintab 352 360 +8
.rodata 105264 105271 +7
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(add/remove: 1/0 grow/shrink: 2/0 up/down: 25/0) Total: 25 bytes
Signed-off-by: Shawn Landden <shawnlandden@tutanota.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/duration.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libbb/duration.c b/libbb/duration.c index a6a29ddae..793d02f42 100644 --- a/libbb/duration.c +++ b/libbb/duration.c @@ -76,6 +76,12 @@ void FAST_FUNC sleep_for_duration(duration_t duration) ts.tv_sec = duration; ts.tv_nsec = (duration - ts.tv_sec) * 1000000000; } + /* NB: if ENABLE_ASH_SLEEP, we end up here if "sleep N" + * is run in ash. ^C will still work, because ash's signal handler + * does not return (it longjumps), the below loop + * will not continue looping. + * (This wouldn't work in hush) + */ do { errno = 0; nanosleep(&ts, &ts); |