cosmopolitan/test/libc/calls/sigtimedwait_test.c
2024-09-15 01:18:27 -07:00

79 lines
3.3 KiB
C

/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/sigtimedwait.h"
#include "libc/atomic.h"
#include "libc/calls/calls.h"
#include "libc/calls/struct/siginfo.h"
#include "libc/calls/struct/siginfo.internal.h"
#include "libc/calls/struct/sigset.h"
#include "libc/calls/struct/timespec.h"
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/runtime/runtime.h"
#include "libc/sysv/consts/sicode.h"
#include "libc/sysv/consts/sig.h"
#include "libc/testlib/testlib.h"
#include "libc/thread/thread.h"
void SetUp(void) {
if (IsXnu())
exit(0);
if (IsMetal())
exit(0);
if (IsOpenbsd())
exit(0);
}
TEST(sigtimedwait, emptySet_timesOut) {
sigset_t ss = {0};
struct timespec ts = {0, 0};
ASSERT_SYS(EAGAIN, -1, sigtimedwait(&ss, 0, &ts));
}
TEST(sigtimedwait, badTimestamp_einval) {
sigset_t ss = {0};
struct timespec ts = {0, -1};
ASSERT_SYS(EINVAL, -1, sigtimedwait(&ss, 0, &ts));
}
atomic_bool g_ready;
void *worker(void *arg) {
sigset_t ss;
siginfo_t info;
ASSERT_EQ(0, sigemptyset(&ss));
ASSERT_EQ(0, sigaddset(&ss, SIGUSR1));
ASSERT_SYS(0, 0, sigprocmask(SIG_BLOCK, &ss, 0));
g_ready = true;
ASSERT_SYS(0, SIGUSR1, sigtimedwait(&ss, &info, 0));
ASSERT_EQ(SIGUSR1, info.si_signo);
ASSERT_EQ(SI_TKILL, info.si_code);
ASSERT_EQ(getuid(), info.si_uid);
return 0;
}
TEST(sigtimedwait, test) {
pthread_t th;
ASSERT_EQ(0, pthread_create(&th, 0, worker, 0));
for (;;)
if (g_ready)
break;
ASSERT_EQ(0, pthread_kill(th, SIGUSR1));
ASSERT_EQ(0, pthread_join(th, 0));
}