31 lines
605 B
C
31 lines
605 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
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*/
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/*\
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* [Description]
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*
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* Test whether parent process id that getppid() returns is out of range.
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*/
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#include <errno.h>
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#include "tst_test.h"
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static void verify_getppid(void)
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{
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pid_t ppid, pid_max;
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SAFE_FILE_SCANF("/proc/sys/kernel/pid_max", "%d\n", &pid_max);
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ppid = getppid();
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if (ppid > pid_max)
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tst_res(TFAIL, "getppid() returned %d, out of range!", ppid);
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else
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tst_res(TPASS, "getppid() returned %d", ppid);
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}
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static struct tst_test test = {
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.test_all = verify_getppid,
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};
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