File: thread_timedjoin.c

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (39 lines) | stat: -rw-r--r-- 881 bytes parent folder | download | duplicates (39) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
// RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
#define _GNU_SOURCE
#include "../test.h"
#include <errno.h>

int var;

void *Thread(void *x) {
  barrier_wait(&barrier);
  var = 1;
  return 0;
}

static void check(int res, int expect) {
  if (res != expect) {
    fprintf(stderr, "Unexpected result of pthread_timedjoin_np: %d\n", res);
    exit(1);
  }
}

int main() {
  barrier_init(&barrier, 2);
  pthread_t t;
  pthread_create(&t, 0, Thread, 0);
  struct timespec ts;
  clock_gettime(CLOCK_REALTIME, &ts);
  check(pthread_timedjoin_np(t, 0, &ts), ETIMEDOUT);
  barrier_wait(&barrier);
  clock_gettime(CLOCK_REALTIME, &ts);
  ts.tv_sec += 10000;
  check(pthread_timedjoin_np(t, 0, &ts), 0);
  var = 2;
  fprintf(stderr, "PASS\n");
  return 0;
}

// CHECK-NOT: WARNING: ThreadSanitizer: data race
// CHECK-NOT: WARNING: ThreadSanitizer: thread leak
// CHECK: PASS