52 lines
843 B
C
52 lines
843 B
C
#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <signal.h>
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#include <errno.h>
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#include <time.h>
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#include <sys/time.h>
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#include <sys/wait.h>
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void
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child()
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{
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struct sigaction act;
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int fds[2];
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char c;
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int rc;
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alarm(3);
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pipe(fds);
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rc = read(fds[0], &c, 1);
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}
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int
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main(int argc, char **argv)
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{
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pid_t pid;
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int st;
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int rc;
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pid = fork();
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if (pid == 0) {
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child();
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exit(1);
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}
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while ((rc = waitpid(pid, &st, 0)) == -1 && errno == EINTR);
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if (rc != pid) {
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fprintf(stderr, "CT3003 NG BAD wait rc=%d errno=%d\n", rc, errno);
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exit(1);
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}
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if (!WIFSIGNALED(st)) {
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fprintf(stderr, "CT3003 NG no signaled st=%08x\n", st);
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exit(1);
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}
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if (WTERMSIG(st) != SIGALRM) {
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fprintf(stderr, "CT3003 NG BAD signal sig=%d\n", WTERMSIG(st));
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exit(1);
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}
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fprintf(stderr, "CT3003 OK\n");
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exit(0);
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}
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