75 lines
1.4 KiB
C
75 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) Huawei Technologies Co., Ltd. 2021. All rights reserved.
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* Author: Xie Ziyao <xieziyao@huawei.com>
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*/
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/*\
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* [Description]
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*
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* Check that epoll_pwait and epoll_pwait2 timeouts correctly.
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*/
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#include <sys/epoll.h>
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#include "tst_timer_test.h"
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#include "epoll_pwait_var.h"
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#define USEC_PER_MSEC (1000L)
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static int efd, sfd[2];
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static struct epoll_event e;
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int sample_fn(int clk_id, long long usec)
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{
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unsigned int ms = usec / USEC_PER_MSEC;
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tst_timer_start(clk_id);
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TEST(do_epoll_pwait(efd, &e, 1, ms, NULL));
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tst_timer_stop();
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tst_timer_sample();
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if (TST_RET != 0) {
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tst_res(TFAIL | TTERRNO,
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"do_epoll_pwait() returned %li, expected 0", TST_RET);
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return 1;
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}
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return 0;
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}
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static void setup(void)
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{
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epoll_pwait_info();
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SAFE_SOCKETPAIR(AF_UNIX, SOCK_STREAM, 0, sfd);
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efd = epoll_create(1);
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if (efd == -1)
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tst_brk(TBROK | TERRNO, "epoll_create()");
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e.events = EPOLLIN;
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if (epoll_ctl(efd, EPOLL_CTL_ADD, sfd[0], &e))
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tst_brk(TBROK | TERRNO, "epoll_clt(..., EPOLL_CTL_ADD, ...)");
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}
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static void cleanup(void)
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{
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if (efd > 0)
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SAFE_CLOSE(efd);
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if (sfd[0] > 0)
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SAFE_CLOSE(sfd[0]);
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if (sfd[1] > 0)
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SAFE_CLOSE(sfd[1]);
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}
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static struct tst_test test = {
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.scall = "do_epoll_pwait()",
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.sample = sample_fn,
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.setup = setup,
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.cleanup = cleanup,
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.test_variants = TEST_VARIANTS,
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};
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