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      1 /*	$NetBSD: t_signals.c,v 1.3 2017/01/13 21:30:43 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2011 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
     17  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
     18  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
     21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
     23  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
     25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     26  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #include <sys/types.h>
     31 #include <sys/wait.h>
     32 
     33 #include <atf-c.h>
     34 #include <errno.h>
     35 #include <string.h>
     36 #include <signal.h>
     37 #include <unistd.h>
     38 
     39 #include <rump/rump.h>
     40 
     41 #include "../kernspace/kernspace.h"
     42 #include "h_macros.h"
     43 
     44 ATF_TC(sigraise);
     45 ATF_TC_HEAD(sigraise, tc)
     46 {
     47 
     48 	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_RAISE");
     49 }
     50 
     51 ATF_TC(sigignore);
     52 ATF_TC_HEAD(sigignore, tc)
     53 {
     54 
     55 	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_IGNORE");
     56 }
     57 
     58 ATF_TC(sigpanic);
     59 ATF_TC_HEAD(sigpanic, tc)
     60 {
     61 
     62 	atf_tc_set_md_var(tc, "descr", "RUMP_SIGMODEL_PANIC");
     63 }
     64 
     65 static volatile sig_atomic_t sigcnt;
     66 static void
     67 thehand(int sig)
     68 {
     69 
     70 	sigcnt++;
     71 }
     72 
     73 ATF_TC_BODY(sigraise, tc)
     74 {
     75 
     76 	signal(SIGUSR2, thehand);
     77 	rump_boot_setsigmodel(RUMP_SIGMODEL_RAISE);
     78 
     79 	rump_init();
     80 	rump_schedule();
     81 	rumptest_localsig(SIGUSR2);
     82 	rump_unschedule();
     83 	ATF_REQUIRE_EQ(sigcnt, 1);
     84 }
     85 
     86 ATF_TC_BODY(sigignore, tc)
     87 {
     88 
     89 	rump_boot_setsigmodel(RUMP_SIGMODEL_IGNORE);
     90 
     91 	rump_init();
     92 	rump_schedule();
     93 	rumptest_localsig(SIGKILL);
     94 	rump_unschedule();
     95 }
     96 
     97 ATF_TC_BODY(sigpanic, tc)
     98 {
     99 	int status;
    100 
    101 	rump_boot_setsigmodel(RUMP_SIGMODEL_PANIC);
    102 
    103 	switch (fork()) {
    104 	case 0:
    105 		rump_init();
    106 		rump_schedule();
    107 		rumptest_localsig(SIGCONT);
    108 		/* NOTREACHED */
    109 		exit(1);
    110 	default:
    111 		wait(&status);
    112 		ATF_REQUIRE(WIFSIGNALED(status) && WTERMSIG(status) == SIGABRT);
    113 		break;
    114 	case -1:
    115 		atf_tc_fail_errno("fork");
    116 	}
    117 }
    118 
    119 ATF_TP_ADD_TCS(tp)
    120 {
    121 
    122 	ATF_TP_ADD_TC(tp, sigraise);
    123 	ATF_TP_ADD_TC(tp, sigignore);
    124 	ATF_TP_ADD_TC(tp, sigpanic);
    125 
    126 	return atf_no_error();
    127 }
    128