Define pie-ccflag and PIE-ccflag variables.
[glibc/history.git] / nptl / tst-exec4.c
blobb3920a0303dd3cd006780ab954164a84d21f4c2a
1 /* Signal handler and mask set in thread which calls exec.
2 Copyright (C) 2003 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 02111-1307 USA. */
21 #include <pthread.h>
22 #include <signal.h>
23 #include <stdio.h>
24 #include <stdlib.h>
25 #include <unistd.h>
28 static void *
29 tf (void *arg)
31 /* Ignore SIGUSR1 and block SIGUSR2. */
32 if (sigignore (SIGUSR1) != 0)
34 puts ("sigignore failed");
35 exit (1);
38 sigset_t ss;
39 sigemptyset (&ss);
40 sigaddset (&ss, SIGUSR2);
41 if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0)
43 puts ("1st run: sigmask failed");
44 exit (1);
47 char **oldargv = (char **) arg;
48 size_t n = 1;
49 while (oldargv[n] != NULL)
50 ++n;
52 char **argv = (char **) alloca ((n + 1) * sizeof (char *));
53 for (n = 0; oldargv[n + 1] != NULL; ++n)
54 argv[n] = oldargv[n + 1];
55 argv[n++] = (char *) "--direct";
56 argv[n] = NULL;
58 execv (argv[0], argv);
60 puts ("execv failed");
62 exit (1);
66 static int
67 do_test (int argc, char *argv[])
69 if (argc == 1)
71 /* This is the second call. Perform the test. */
72 struct sigaction sa;
74 if (sigaction (SIGUSR1, NULL, &sa) != 0)
76 puts ("2nd run: sigaction failed");
77 return 1;
79 if (sa.sa_handler != SIG_IGN)
81 puts ("SIGUSR1 not ignored");
82 return 1;
85 sigset_t ss;
86 if (pthread_sigmask (SIG_SETMASK, NULL, &ss) != 0)
88 puts ("2nd run: sigmask failed");
89 return 1;
91 if (! sigismember (&ss, SIGUSR2))
93 puts ("SIGUSR2 not blocked");
94 return 1;
97 return 0;
100 pthread_t th;
101 if (pthread_create (&th, NULL, tf, argv) != 0)
103 puts ("create failed");
104 exit (1);
107 /* This call should never return. */
108 pthread_join (th, NULL);
110 puts ("join returned");
112 return 1;
115 #define TEST_FUNCTION do_test (argc, argv)
116 #include "../test-skeleton.c"