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comparison libgo/misc/cgo/test/sigprocmask.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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children 84e7813d76e9
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68:561a7518be6b 111:04ced10e8804
1 // Copyright 2015 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
4
5 // +build !windows
6
7 #include <signal.h>
8 #include <stdlib.h>
9 #include <pthread.h>
10 #include <stdio.h>
11 #include <unistd.h>
12
13 extern void IntoGoAndBack();
14
15 int CheckBlocked() {
16 sigset_t mask;
17 sigprocmask(SIG_BLOCK, NULL, &mask);
18 return sigismember(&mask, SIGIO);
19 }
20
21 static void* sigthreadfunc(void* unused) {
22 sigset_t mask;
23 sigemptyset(&mask);
24 sigaddset(&mask, SIGIO);
25 sigprocmask(SIG_BLOCK, &mask, NULL);
26 IntoGoAndBack();
27 return NULL;
28 }
29
30 int RunSigThread() {
31 pthread_t thread;
32 int r;
33
34 r = pthread_create(&thread, NULL, &sigthreadfunc, NULL);
35 if (r != 0)
36 return r;
37 return pthread_join(thread, NULL);
38 }