[clang][modules] Don't prevent translation of FW_Private includes when explicitly...
[llvm-project.git] / compiler-rt / test / sanitizer_common / TestCases / Linux / signal_send.cpp
blob035a5a8df77ae58d14bde838345ff7bf8c5c2cc0
1 // RUN: %clangxx -std=c++11 -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s
3 // sigandset is glibc specific.
4 // UNSUPPORTED: android, target={{.*(freebsd|netbsd).*}}
6 #include <assert.h>
7 #include <signal.h>
8 #include <stdarg.h>
9 #include <stdio.h>
10 #include <sys/time.h>
11 #include <sys/wait.h>
12 #include <unistd.h>
14 sigset_t mkset(int n, ...) {
15 sigset_t s;
16 int res = 0;
17 res |= sigemptyset(&s);
18 va_list va;
19 va_start(va, n);
20 while (n--) {
21 res |= sigaddset(&s, va_arg(va, int));
23 va_end(va);
24 assert(!res);
25 return s;
28 sigset_t sigset_or(sigset_t first, sigset_t second) {
29 sigset_t out;
30 int res = sigorset(&out, &first, &second);
31 assert(!res);
32 return out;
35 sigset_t sigset_and(sigset_t first, sigset_t second) {
36 sigset_t out;
37 int res = sigandset(&out, &first, &second);
38 assert(!res);
39 return out;
42 int fork_and_signal(sigset_t s) {
43 if (pid_t pid = fork()) {
44 kill(pid, SIGUSR1);
45 kill(pid, SIGUSR2);
46 int child_stat;
47 wait(&child_stat);
48 return !WIFEXITED(child_stat);
49 } else {
50 int sig;
51 int res = sigwait(&s, &sig);
52 assert(!res);
53 fprintf(stderr, "died with sig %d\n", sig);
54 _exit(0);
58 void test_sigwait() {
59 // test sigorset... s should now contain SIGUSR1 | SIGUSR2
60 sigset_t s = sigset_or(mkset(1, SIGUSR1), mkset(1, SIGUSR2));
61 sigprocmask(SIG_BLOCK, &s, 0);
62 int res;
63 res = fork_and_signal(s);
64 fprintf(stderr, "fork_and_signal with SIGUSR1,2: %d\n", res);
65 // CHECK: died with sig 10
66 // CHECK: fork_and_signal with SIGUSR1,2: 0
68 // test sigandset... s should only have SIGUSR2 now
69 s = sigset_and(s, mkset(1, SIGUSR2));
70 res = fork_and_signal(s);
71 fprintf(stderr, "fork_and_signal with SIGUSR2: %d\n", res);
72 // CHECK: died with sig 12
73 // CHECK: fork_and_signal with SIGUSR2: 0
76 int main(void) {
77 test_sigwait();
78 return 0;