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authorAustin Foxley <austinf@cetoncorp.com>2009-10-17 12:39:06 -0700
committerAustin Foxley <austinf@cetoncorp.com>2009-10-17 12:39:06 -0700
commit75accc3bc3c164ac6063c384c98f0dfa7d489dcc (patch)
treea17543fc0ddbfd1478f4b68123bc32f12a31176f /test/nptl/tst-cancel7.c
parenta319d590551ff74bbc4de51243e2d5f20ac4c7fd (diff)
test/nptl/: tests for NPTL
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
Diffstat (limited to 'test/nptl/tst-cancel7.c')
-rw-r--r--test/nptl/tst-cancel7.c213
1 files changed, 213 insertions, 0 deletions
diff --git a/test/nptl/tst-cancel7.c b/test/nptl/tst-cancel7.c
new file mode 100644
index 000000000..16cc47cff
--- /dev/null
+++ b/test/nptl/tst-cancel7.c
@@ -0,0 +1,213 @@
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
+
+ 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 <errno.h>
+#include <fcntl.h>
+#include <pthread.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+const char *command;
+const char *pidfile;
+char pidfilename[] = "/tmp/tst-cancel7-XXXXXX";
+
+static void *
+tf (void *arg)
+{
+ const char *args = " --direct --pidfile ";
+ char *cmd = alloca (strlen (command) + strlen (args)
+ + strlen (pidfilename) + 1);
+
+ strcpy (stpcpy (stpcpy (cmd, command), args), pidfilename);
+ system (cmd);
+ /* This call should never return. */
+ return NULL;
+}
+
+
+static void
+sl (void)
+{
+ FILE *f = fopen (pidfile, "w");
+ if (f == NULL)
+ exit (1);
+
+ fprintf (f, "%lld\n", (long long) getpid ());
+ fflush (f);
+
+ struct flock fl =
+ {
+ .l_type = F_WRLCK,
+ .l_start = 0,
+ .l_whence = SEEK_SET,
+ .l_len = 1
+ };
+ if (fcntl (fileno (f), F_SETLK, &fl) != 0)
+ exit (1);
+
+ sigset_t ss;
+ sigfillset (&ss);
+ sigsuspend (&ss);
+ exit (0);
+}
+
+
+static void
+do_prepare (int argc, char *argv[])
+{
+ if (command == NULL)
+ command = argv[0];
+
+ if (pidfile)
+ sl ();
+
+ int fd = mkstemp (pidfilename);
+ if (fd == -1)
+ {
+ puts ("mkstemp failed");
+ exit (1);
+ }
+
+ write (fd, " ", 1);
+ close (fd);
+}
+
+
+static int
+do_test (void)
+{
+ pthread_t th;
+ if (pthread_create (&th, NULL, tf, NULL) != 0)
+ {
+ puts ("pthread_create failed");
+ return 1;
+ }
+
+ do
+ sleep (1);
+ while (access (pidfilename, R_OK) != 0);
+
+ if (pthread_cancel (th) != 0)
+ {
+ puts ("pthread_cancel failed");
+ return 1;
+ }
+
+ void *r;
+ if (pthread_join (th, &r) != 0)
+ {
+ puts ("pthread_join failed");
+ return 1;
+ }
+
+ sleep (1);
+
+ FILE *f = fopen (pidfilename, "r+");
+ if (f == NULL)
+ {
+ puts ("no pidfile");
+ return 1;
+ }
+
+ long long ll;
+ if (fscanf (f, "%lld\n", &ll) != 1)
+ {
+ puts ("could not read pid");
+ unlink (pidfilename);
+ return 1;
+ }
+
+ struct flock fl =
+ {
+ .l_type = F_WRLCK,
+ .l_start = 0,
+ .l_whence = SEEK_SET,
+ .l_len = 1
+ };
+ if (fcntl (fileno (f), F_GETLK, &fl) != 0)
+ {
+ puts ("F_GETLK failed");
+ unlink (pidfilename);
+ return 1;
+ }
+
+ if (fl.l_type != F_UNLCK)
+ {
+ printf ("child %lld still running\n", (long long) fl.l_pid);
+ if (fl.l_pid == ll)
+ kill (fl.l_pid, SIGKILL);
+
+ unlink (pidfilename);
+ return 1;
+ }
+
+ fclose (f);
+
+ unlink (pidfilename);
+
+ return r != PTHREAD_CANCELED;
+}
+
+#if 0 /* unused */
+static void
+do_cleanup (void)
+{
+ FILE *f = fopen (pidfilename, "r+");
+ long long ll;
+
+ if (f != NULL && fscanf (f, "%lld\n", &ll) == 1)
+ {
+ struct flock fl =
+ {
+ .l_type = F_WRLCK,
+ .l_start = 0,
+ .l_whence = SEEK_SET,
+ .l_len = 1
+ };
+ if (fcntl (fileno (f), F_GETLK, &fl) == 0 && fl.l_type != F_UNLCK
+ && fl.l_pid == ll)
+ kill (fl.l_pid, SIGKILL);
+
+ fclose (f);
+ }
+
+ unlink (pidfilename);
+}
+#endif
+
+#define OPT_COMMAND 10000
+#define OPT_PIDFILE 10001
+#define CMDLINE_OPTIONS \
+ { "command", required_argument, NULL, OPT_COMMAND }, \
+ { "pidfile", required_argument, NULL, OPT_PIDFILE },
+#define CMDLINE_PROCESS \
+ case OPT_COMMAND: \
+ command = optarg; \
+ break; \
+ case OPT_PIDFILE: \
+ pidfile = optarg; \
+ break;
+// #define CLEANUP_HANDLER do_cleanup ()
+#define PREPARE(argc, argv) do_prepare (argc, argv)
+#define TEST_FUNCTION do_test ()
+#define TIMEOUT 5
+#include "../test-skeleton.c"