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-rw-r--r--test/nptl/tst-exec4.c116
1 files changed, 116 insertions, 0 deletions
diff --git a/test/nptl/tst-exec4.c b/test/nptl/tst-exec4.c
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+++ b/test/nptl/tst-exec4.c
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+/* Signal handler and mask set in thread which calls exec.
+ Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <pthread.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+
+static void *
+tf (void *arg)
+{
+ /* Ignore SIGUSR1 and block SIGUSR2. */
+ if (sigignore (SIGUSR1) != 0)
+ {
+ puts ("sigignore failed");
+ exit (1);
+ }
+
+ sigset_t ss;
+ sigemptyset (&ss);
+ sigaddset (&ss, SIGUSR2);
+ if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0)
+ {
+ puts ("1st run: sigmask failed");
+ exit (1);
+ }
+
+ char **oldargv = (char **) arg;
+ size_t n = 1;
+ while (oldargv[n] != NULL)
+ ++n;
+
+ char **argv = (char **) alloca ((n + 1) * sizeof (char *));
+ for (n = 0; oldargv[n + 1] != NULL; ++n)
+ argv[n] = oldargv[n + 1];
+ argv[n++] = (char *) "--direct";
+ argv[n] = NULL;
+
+ execv (argv[0], argv);
+
+ puts ("execv failed");
+
+ exit (1);
+}
+
+
+static int
+do_test (int argc, char *argv[])
+{
+ if (argc == 1)
+ {
+ /* This is the second call. Perform the test. */
+ struct sigaction sa;
+
+ if (sigaction (SIGUSR1, NULL, &sa) != 0)
+ {
+ puts ("2nd run: sigaction failed");
+ return 1;
+ }
+ if (sa.sa_handler != SIG_IGN)
+ {
+ puts ("SIGUSR1 not ignored");
+ return 1;
+ }
+
+ sigset_t ss;
+ if (pthread_sigmask (SIG_SETMASK, NULL, &ss) != 0)
+ {
+ puts ("2nd run: sigmask failed");
+ return 1;
+ }
+ if (! sigismember (&ss, SIGUSR2))
+ {
+ puts ("SIGUSR2 not blocked");
+ return 1;
+ }
+
+ return 0;
+ }
+
+ pthread_t th;
+ if (pthread_create (&th, NULL, tf, argv) != 0)
+ {
+ puts ("create failed");
+ exit (1);
+ }
+
+ /* This call should never return. */
+ pthread_join (th, NULL);
+
+ puts ("join returned");
+
+ return 1;
+}
+
+#define TEST_FUNCTION do_test (argc, argv)
+#include "../test-skeleton.c"