50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) International Business Machines Corp., 2001
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* Ported to LTP 07/2001 John George
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* Testcase to check that settimeofday() sets errnos correctly.
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*/
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#include <stdio.h>
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#include <sys/time.h>
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#include <errno.h>
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#include "tst_capability.h"
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#include "tst_test.h"
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#include "lapi/syscalls.h"
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static struct tcase {
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struct timeval tv;
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int exp_errno;
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char *message;
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} tcases[] = {
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{{-1, 0}, EINVAL, "tv.tv_sec is negative"},
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{{0, -1}, EINVAL, "tv.tv_usec is outside the range [0..999,999]"},
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{{100, 100}, EPERM, "calling process without CAP_SYS_TIME capability"},
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};
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static void verify_settimeofday(unsigned int n)
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{
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struct tcase *tc = &tcases[n];
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tst_res(TINFO, "%s", tc->message);
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TEST(settimeofday(&tc->tv, NULL));
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if (TST_RET != -1) {
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tst_res(TFAIL, "settimeofday() succeeded unexpectedly");
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return;
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}
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if (TST_ERR != tc->exp_errno)
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tst_res(TFAIL | TTERRNO, "Expected %s got ", tst_strerrno(tc->exp_errno));
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else
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tst_res(TPASS | TTERRNO, "Received expected errno");
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}
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static struct tst_test test = {
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.test = verify_settimeofday,
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.tcnt = ARRAY_SIZE(tcases),
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.caps = (struct tst_cap []) {
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TST_CAP(TST_CAP_DROP, CAP_SYS_TIME),
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{}
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},
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};
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