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Fix fork problem 114_bound_signal

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There is a race condition in old libc in fork().
The result was that 'end' was sometimes printed twice.

This did not happen with glibc-2.32.
This commit is contained in:
herman ten brugge 2020-11-10 10:08:30 +01:00
parent 54b4aa3cd6
commit 08d8015750
1 changed files with 2 additions and 2 deletions
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4
tests/tests2/114_bound_signal.c
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@ -116,8 +116,6 @@ main (void)
while (time(NULL) < end) ; while (time(NULL) < end) ;
run = 0; run = 0;
printf ("end\n"); fflush(stdout);
pthread_join(id1, NULL); pthread_join(id1, NULL);
pthread_join(id2, NULL); pthread_join(id2, NULL);
#if !defined(__APPLE__) #if !defined(__APPLE__)
@ -126,6 +124,8 @@ main (void)
sem_destroy (&sem); sem_destroy (&sem);
sem_destroy (&sem_child); sem_destroy (&sem_child);
printf ("end\n"); fflush(stdout);
sigemptyset (&m); sigemptyset (&m);
sigprocmask (SIG_SETMASK, &m, NULL); sigprocmask (SIG_SETMASK, &m, NULL);
if (sigsetjmp (sj, 0) == 0) if (sigsetjmp (sj, 0) == 0)