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Improve multithreading

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Justine Tunney 2024-07-21 06:41:30 -07:00
parent d3167126aa
commit 30afd6ddbb
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GPG key ID: BE714B4575D6E328
38 changed files with 752 additions and 174 deletions
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30
test/libc/thread/pthread_create_inherit_mask_test.c Normal file
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#include <limits.h>
#include <pthread.h>
#include <signal.h>
#include <stdlib.h>
sigset_t parent_mask;
sigset_t child_mask;
void* worker(void* arg) {
if (pthread_sigmask(SIG_SETMASK, 0, &child_mask))
_Exit(1);
return 0;
}
int main(int argc, char* argv[]) {
pthread_t th;
sigemptyset(&parent_mask);
sigaddset(&parent_mask, SIGSYS);
sigaddset(&parent_mask, SIGUSR2);
sigaddset(&parent_mask, SIGWINCH);
if (pthread_sigmask(SIG_SETMASK, &parent_mask, 0))
return 1;
if (pthread_create(&th, 0, worker, 0))
return 2;
if (pthread_join(th, 0))
return 3;
for (int i = 1; i <= _NSIG; ++i)
if (sigismember(&parent_mask, i) != sigismember(&child_mask, i))
return 4;
}