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Clean up some sleep code

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This commit is contained in:
Justine Tunney 2022-10-08 02:40:44 -07:00
parent 9849b4c7ba
commit 672ccda37c
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GPG key ID: BE714B4575D6E328
35 changed files with 310 additions and 598 deletions
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7
libc/calls/sleep.c
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@ -17,8 +17,8 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/struct/timespec.h"
#include "libc/errno.h"
#include "libc/limits.h"
#include "libc/sysv/consts/clock.h"
#include "libc/time/time.h"
/**
@ -33,12 +33,9 @@
* @norestart
*/
unsigned sleep(unsigned seconds) {
int err;
unsigned unslept;
struct timespec tv = {seconds};
err = errno;
nanosleep(&tv, &tv);
errno = err;
if (!clock_nanosleep(CLOCK_REALTIME, 0, &tv, &tv)) return 0;
unslept = tv.tv_sec;
if (tv.tv_nsec && unslept < UINT_MAX) {
++unslept;