cosmopolitan/test/libc/thread/async_test.c
Jōshin e16a7d8f3b
flip et / noet in modelines
`et` means `expandtab`.

```sh
rg 'vi: .* :vi' -l -0 | \
  xargs -0 sed -i '' 's/vi: \(.*\) et\(.*\)  :vi/vi: \1 xoet\2:vi/'
rg 'vi: .*  :vi' -l -0 | \
  xargs -0 sed -i '' 's/vi: \(.*\)noet\(.*\):vi/vi: \1et\2  :vi/'
rg 'vi: .*  :vi' -l -0 | \
  xargs -0 sed -i '' 's/vi: \(.*\)xoet\(.*\):vi/vi: \1noet\2:vi/'
```
2023-12-07 22:17:11 -05:00

70 lines
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 2023 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/atomic.h"
#include "libc/calls/calls.h"
#include "libc/mem/gc.h"
#include "libc/mem/mem.h"
#include "libc/nexgen32e/nexgen32e.h"
#include "libc/testlib/testlib.h"
#include "libc/thread/thread.h"
int pfds[2];
pthread_cond_t cv;
pthread_mutex_t mu;
atomic_int gotcleanup;
char *wouldleak;
pthread_key_t key;
bool key_destructor_was_run;
atomic_int is_in_infinite_loop;
void SetUpOnce(void) {
testlib_enable_tmp_setup_teardown();
}
void OnCleanup(void *arg) {
gotcleanup = true;
}
void KeyDestructor(void *arg) {
CheckStackIsAligned();
ASSERT_EQ(31337, (intptr_t)arg);
key_destructor_was_run = true;
}
void *CancelSelfWorkerDeferred(void *arg) {
char buf[8];
pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, 0);
pthread_cleanup_push(OnCleanup, 0);
pthread_cancel(pthread_self());
read(pfds[0], buf, sizeof(buf));
pthread_cleanup_pop(0);
return 0;
}
TEST(pthread_cancel, self_deferred_waitsForCancelationPoint) {
void *rc;
pthread_t th;
ASSERT_SYS(0, 0, pipe(pfds));
ASSERT_EQ(0, pthread_create(&th, 0, CancelSelfWorkerDeferred, 0));
ASSERT_EQ(0, pthread_join(th, &rc));
ASSERT_EQ(PTHREAD_CANCELED, rc);
ASSERT_TRUE(gotcleanup);
ASSERT_SYS(0, 0, close(pfds[1]));
ASSERT_SYS(0, 0, close(pfds[0]));
}