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Add *NSYNC unit test suite

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This change also fixes the clock_nanosleep() api and polyfills futexes
on Windows, Mac, and NetBSD using exponential backoff.
This commit is contained in:
Justine Tunney 2022-10-07 21:29:40 -07:00
parent 3421b9a580
commit 9849b4c7ba
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GPG key ID: BE714B4575D6E328
51 changed files with 5505 additions and 1060 deletions
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8
libc/calls/nanosleep.c
View file

@ -21,11 +21,14 @@
#include "libc/calls/state.internal.h"
#include "libc/calls/struct/timespec.internal.h"
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/intrin/describeflags.internal.h"
#include "libc/intrin/strace.internal.h"
#include "libc/sysv/consts/clock.h"
#include "libc/sysv/errfuns.h"
// TODO(jart): Just delegate to clock_nanosleep()
/**
* Sleeps for relative amount of time.
*
@ -49,9 +52,10 @@ int nanosleep(const struct timespec *req, struct timespec *rem) {
} else if (req->tv_sec < 0 ||
!(0 <= req->tv_nsec && req->tv_nsec <= 999999999)) {
rc = einval();
} else if (IsLinux()) {
} else if (IsLinux() || IsFreebsd() || IsNetbsd()) {
rc = sys_clock_nanosleep(CLOCK_REALTIME, 0, req, rem);
} else if (IsOpenbsd() || IsFreebsd() || IsNetbsd()) {
if (rc > 0) errno = rc, rc = -1;
} else if (IsOpenbsd()) {
rc = sys_nanosleep(req, rem);
} else if (IsXnu()) {
rc = sys_nanosleep_xnu(req, rem);