52 lines
1.0 KiB
C
52 lines
1.0 KiB
C
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/* Compiler options:
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#progos: linux
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#cc: additional_flags=-pthread
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#xerror:
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#output: Unimplemented rt_sigprocmask syscall (0x3, 0x0, 0x3dff*\n
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#output: program stopped with signal 4 (*).\n
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Testing a signal handler corner case. */
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#include <stddef.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <signal.h>
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#include <pthread.h>
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#include <errno.h>
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static void *
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process (void *arg)
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{
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while (1)
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sched_yield ();
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return NULL;
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}
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int
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main (void)
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{
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int retcode;
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pthread_t th_a;
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void *retval;
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sigset_t sigs;
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if (sigemptyset (&sigs) != 0)
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abort ();
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retcode = pthread_create (&th_a, NULL, process, NULL);
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if (retcode != 0)
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abort ();
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/* An invalid parameter 1 should cause this to halt the simulator. */
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retcode
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= pthread_sigmask (SIG_BLOCK + SIG_UNBLOCK + SIG_SETMASK, NULL, &sigs);
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/* Direct return of the error number; i.e. not using -1 and errno,
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is the actual documented behavior. */
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if (retcode == ENOSYS)
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printf ("ENOSYS\n");
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printf ("xyzzy\n");
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return 0;
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}
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