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t_access.c
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t_bind.c
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t_chroot.c
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t_clock_gettime.c
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t_clock_nanosleep.c
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t_clone.c
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t_connect.c
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t_dup.c
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t_fsync.c
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t_getcontext.c
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t_getgroups.c
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t_getitimer.c
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t_getlogin.c
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t_getpid.c
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t_getrusage.c
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t_getsid.c
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t_getsockname.c
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t_gettimeofday.c
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t_issetugid.c
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t_kevent.c
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t_kill.c
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t_link.c
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t_listen.c
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t_lwp_create.c
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t_lwp_ctl.c
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t_mincore.c
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t_minherit.c
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t_mkdir.c
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t_mkfifo.c
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t_mknod.c
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t_mlock.c
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t_mmap.c
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t_mprotect.c
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t_msgctl.c
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t_msgget.c
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t_msgrcv.c
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t_msgsnd.c
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t_msync.c
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t_nanosleep.c
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t_pipe.c
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t_pipe2.c
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t_poll.c
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t_posix_fadvise.c
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t_posix_fallocate.c
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t_recvmmsg.c
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t_revoke.c
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t_select.c
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t_setrlimit.c
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t_setuid.c
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t_sigaction.c
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t_sigqueue.c
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t_sigtimedwait.c
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t_socketpair.c
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t_stat.c
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t_swapcontext.c
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t_timer_create.c
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t_truncate.c
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t_ucontext.c
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t_umask.c
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t_unlink.c
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t_wait.c
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t_wait_noproc.c
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t_wait_noproc_wnohang.c
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t_write.c
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Editing: t_nanosleep.c
/* $NetBSD: t_nanosleep.c,v 1.4 2017/01/13 21:15:14 christos Exp $ */ /*- * Copyright (c) 2011 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jukka Ruohonen. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include <sys/cdefs.h> __RCSID("$NetBSD: t_nanosleep.c,v 1.4 2017/01/13 21:15:14 christos Exp $"); #include <sys/time.h> #include <sys/wait.h> #include <atf-c.h> #include <errno.h> #include <time.h> #include <signal.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sysexits.h> #include <unistd.h> static void handler(int signo __unused) { /* Nothing. */ } static int got_info; static void info_handler(int signo __unused) { got_info = 1; } ATF_TC(nanosleep_basic); ATF_TC_HEAD(nanosleep_basic, tc) { atf_tc_set_md_var(tc, "descr", "Test that nanosleep(2) works"); } ATF_TC_BODY(nanosleep_basic, tc) { static const size_t maxiter = 10; struct timespec ts1, ts2, tsn; size_t i; for (i = 1; i < maxiter; i++) { tsn.tv_sec = 0; tsn.tv_nsec = i; (void)memset(&ts1, 0, sizeof(struct timespec)); (void)memset(&ts2, 0, sizeof(struct timespec)); ATF_REQUIRE(clock_gettime(CLOCK_MONOTONIC, &ts1) == 0); ATF_REQUIRE(nanosleep(&tsn, NULL) == 0); ATF_REQUIRE(clock_gettime(CLOCK_MONOTONIC, &ts2) == 0); /* * Verify that we slept at least one nanosecond. */ if (timespeccmp(&ts2, &ts1, <=) != 0) { (void)fprintf(stderr, "sleep time:: sec %llu, nsec %lu\n\t\t" "ts1: sec %llu, nsec %lu\n\t\t" "ts2: sec %llu, nsec %lu\n", (unsigned long long)tsn.tv_sec, tsn.tv_nsec, (unsigned long long)ts1.tv_sec, ts1.tv_nsec, (unsigned long long)ts2.tv_sec, ts2.tv_nsec); atf_tc_fail_nonfatal("inaccuracies in sleep time " "(resolution = %lu nsec)", tsn.tv_nsec); } } } ATF_TC(nanosleep_err); ATF_TC_HEAD(nanosleep_err, tc) { atf_tc_set_md_var(tc, "descr", "Test errors from nanosleep(2) (PR bin/14558)"); } ATF_TC_BODY(nanosleep_err, tc) { struct timespec ts; ts.tv_sec = 1; ts.tv_nsec = -1; errno = 0; ATF_REQUIRE_ERRNO(EINVAL, nanosleep(&ts, NULL) == -1); ts.tv_sec = 1; ts.tv_nsec = 1000000000; errno = 0; ATF_REQUIRE_ERRNO(EINVAL, nanosleep(&ts, NULL) == -1); ts.tv_sec = -1; ts.tv_nsec = 0; errno = 0; ATF_REQUIRE_ERRNO(0, nanosleep(&ts, NULL) == 0); errno = 0; ATF_REQUIRE_ERRNO(EFAULT, nanosleep((void *)-1, NULL) == -1); } ATF_TC(nanosleep_sig); ATF_TC_HEAD(nanosleep_sig, tc) { atf_tc_set_md_var(tc, "descr", "Test signal for nanosleep(2)"); } ATF_TC_BODY(nanosleep_sig, tc) { struct timespec tsn, tsr; pid_t pid; int sta; /* * Test that a signal interrupts nanosleep(2). * * (In which case the return value should be -1 and the * second parameter should contain the unslept time.) */ pid = fork(); ATF_REQUIRE(pid >= 0); ATF_REQUIRE(signal(SIGINT, handler) == 0); if (pid == 0) { tsn.tv_sec = 10; tsn.tv_nsec = 0; tsr.tv_sec = 0; tsr.tv_nsec = 0; errno = 0; if (nanosleep(&tsn, &tsr) != -1) _exit(EXIT_FAILURE); if (errno != EINTR) _exit(EXIT_FAILURE); if (tsr.tv_sec == 0 && tsr.tv_nsec == 0) _exit(EXIT_FAILURE); _exit(EXIT_SUCCESS); } (void)sleep(1); (void)kill(pid, SIGINT); (void)wait(&sta); if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != EXIT_SUCCESS) atf_tc_fail("signal did not interrupt nanosleep(2)"); } ATF_TC(nanosleep_eintr); ATF_TC_HEAD(nanosleep_eintr, tc) { atf_tc_set_md_var(tc, "descr", "Test [EINTR] for nanosleep(2)"); atf_tc_set_md_var(tc, "timeout", "7"); } ATF_TC_BODY(nanosleep_eintr, tc) { struct sigaction act; struct timespec tso, ts; pid_t pid; int sta; /* * Test that [EINTR] properly handles rmtp for nanosleep(2). */ pid = fork(); ATF_REQUIRE(pid >= 0); got_info = 0; if (pid == 0) { act.sa_handler = info_handler; sigemptyset(&act.sa_mask); act.sa_flags = 0; /* Don't allow restart. */ ATF_REQUIRE(sigaction(SIGINFO, &act, NULL) == 0); tso.tv_sec = 5; tso.tv_nsec = 0; ts.tv_sec = tso.tv_sec; ts.tv_nsec = tso.tv_nsec; errno = 0; while (nanosleep(&ts, &ts) != 0) { ATF_REQUIRE_MSG(timespeccmp(&ts, &tso, <=), "errno=%d ts=%0.9f should be <= last tso=%0.9f\n", errno, ts.tv_sec + ts.tv_nsec / 1e9, tso.tv_sec + tso.tv_nsec / 1e9); if (errno == EINTR && got_info == 1) { got_info = 0; errno = 0; tso.tv_sec = ts.tv_sec; tso.tv_nsec = ts.tv_nsec; continue; } _exit(EXIT_FAILURE); } if (errno != 0) _exit(EXIT_FAILURE); _exit(EXIT_SUCCESS); } /* Flood the process with SIGINFO until it exits. */ do { for (int i = 0; i < 10; i++) ATF_REQUIRE(kill(pid, SIGINFO) == 0); ATF_REQUIRE(usleep(10000) == 0); } while (waitpid(pid, &sta, WNOHANG) == 0); ATF_REQUIRE(WIFEXITED(sta) == 1); if (WEXITSTATUS(sta) != EXIT_SUCCESS) atf_tc_fail("nanosleep(2) handled rtmp incorrectly"); } ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, nanosleep_basic); ATF_TP_ADD_TC(tp, nanosleep_err); ATF_TP_ADD_TC(tp, nanosleep_sig); ATF_TP_ADD_TC(tp, nanosleep_eintr); return atf_no_error(); }
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