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58 lines
1.2 KiB
Bash
Executable file
58 lines
1.2 KiB
Bash
Executable file
#!/bin/sh
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# truss / pdfork regression test.
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# Test scenario by: Ryan Stone rstone@, slightly mangled by pho@
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# Interruptable hang seen:
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# $ ps -lp992
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# UID PID PPID CPU PRI NI VSZ RSS MWCHAN STAT TT TIME COMMAND
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# 1001 992 991 0 27 0 4168 1908 - TX+ 0 0:00.00 /tmp/pdfork -p
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# $
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cat > /tmp/pdfork.c <<EOF
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#include <sys/types.h>
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#include <sys/procdesc.h>
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#include <sys/resource.h>
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#include <sys/time.h>
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#include <sys/wait.h>
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#include <err.h>
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#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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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 fd;
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if (argc > 1 && strcmp(argv[1], "-p") == 0) {
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pid = pdfork(&fd, 0);
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} else {
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pid = fork();
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}
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if (pid == 0) {
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sleep(1);
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exit(0);
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} else if (pid < 0) {
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err(1, "fork() failed");
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} else {
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int status = 0;
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if (argc > 1 && strcmp(argv[1], "-p") != 0) {
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int error = wait4(pid, &status, WEXITED, NULL);
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if (error < 0)
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err(1, "wait4 failed");
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}
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exit(status);
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}
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}
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EOF
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cc -o /tmp/pdfork -Wall -Wextra -O2 /tmp/pdfork.c || exit 1
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timeout 20s truss -f /tmp/pdfork 2> /dev/null; s1=$?
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timeout 20s truss -f /tmp/pdfork -p 2> /dev/null; s2=$?
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rm -f /tmp/pdfork /tmp/pdfork.c
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return $((s1 + s2))
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