tests/lib/libpthread/t_sigsuspend.c

   1 /* $NetBSD: t_sigsuspend.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $ */
   2
   3 /*
   4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  26  * POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include <sys/cdefs.h>
  30 __COPYRIGHT("@(#) Copyright (c) 2008\
  31  The NetBSD Foundation, inc. All rights reserved.");
  32 __RCSID("$NetBSD: t_sigsuspend.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $");
  33
  34 /*
  35  * Regression test for sigsuspend in libpthread when pthread lib isn't
  36  * initialized.
  37  *
  38  * Written by Love  FIXME strand <lha@NetBSD.org>, March 2003.
  39  * Public domain.
  40  */
  41
  42 #include <stdio.h>
  43 #include <signal.h>
  44 #include <unistd.h>
  45
  46 #include <atf-c.h>
  47
  48 int alarm_set;
  49
  50 static void
  51 alarm_handler(int signo)
  52 {
  53         alarm_set = 1;
  54 }
  55
  56 ATF_TC(sigsuspend);
  57 ATF_TC_HEAD(sigsuspend, tc)
  58 {
  59         atf_tc_set_md_var(tc, "descr",
  60                 "Checks sigsuspend in libpthread when pthread lib isn't initialized");
  61 }
  62 ATF_TC_BODY(sigsuspend, tc)
  63 {
  64         struct sigaction sa;
  65         sigset_t set;
  66
  67         sa.sa_flags = 0;
  68         sa.sa_handler = alarm_handler;
  69         sigemptyset(&sa.sa_mask);
  70
  71         sigaction(SIGALRM, &sa, NULL);
  72
  73         alarm(1);
  74
  75         sigemptyset(&set);
  76         sigaddset(&set, SIGUSR1);
  77
  78         sigsuspend(&set);
  79
  80         alarm(0);
  81
  82         ATF_REQUIRE(alarm_set);
  83 }
  84
  85 ATF_TP_ADD_TCS(tp)
  86 {
  87         ATF_TP_ADD_TC(tp, sigsuspend);
  88
  89         return atf_no_error();
  90 }