38 lines
817 B
C
38 lines
817 B
C
/* Check that TRT happens for spurious sigreturn calls. Multiple threads.
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#progos: linux
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#cc: additional_flags=-pthread
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#xerror:
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#output: Invalid sigreturn syscall: no signal handler active (0x1, 0x2, 0x3, 0x4, 0x5, 0x6)\n
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#output: program stopped with signal 4 (*).\n
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*/
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#include <stdlib.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <pthread.h>
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#include <sys/types.h>
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#include <sys/syscall.h>
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#include <signal.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 main (void)
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{
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pthread_t th_a;
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if (pthread_create (&th_a, NULL, process, (void *) "a") == 0)
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{
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int err = syscall (SYS_sigreturn, 1, 2, 3, 4, 5, 6);
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if (err == -1 && errno == ENOSYS)
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printf ("ENOSYS\n");
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}
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printf ("xyzzy\n");
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exit (0);
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}
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