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authorMike Crowe <mac@mcrowe.com>2019-10-31 10:05:17 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2019-11-01 11:23:43 -0300
commit7aeab82edb38390c2a02519d312e098f4049e867 (patch)
tree0a09177f718cf27bc17b903cdd8d54acb0b46ce1 /nptl
parent69ca4b54c151cec42ccca5e05790efc1a8206b47 (diff)
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nptl: Add pthread_timedjoin_np, pthread_clockjoin_np NULL timeout test
Passing NULL as the timeout parameter to pthread_timedjoin_np has resulted in it behaving like pthread_join for a long time. Since that is now the documented behaviour, we ought to test that both it and the new pthread_clockjoin_np support it. Checked on x86_64-linux-gnu. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'nptl')
-rw-r--r--nptl/Makefile1
-rw-r--r--nptl/tst-join14.c74
2 files changed, 75 insertions, 0 deletions
diff --git a/nptl/Makefile b/nptl/Makefile
index bbb281e..73b2071 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -275,6 +275,7 @@ tests = tst-attr1 tst-attr2 tst-attr3 tst-default-attr \
tst-raise1 \
tst-join1 tst-join2 tst-join3 tst-join4 tst-join5 tst-join6 tst-join7 \
tst-join8 tst-join9 tst-join10 tst-join11 tst-join12 tst-join13 \
+ tst-join14 \
tst-detach1 \
tst-eintr2 tst-eintr3 tst-eintr4 tst-eintr5 \
tst-tsd1 tst-tsd2 tst-tsd3 tst-tsd4 tst-tsd5 tst-tsd6 \
diff --git a/nptl/tst-join14.c b/nptl/tst-join14.c
new file mode 100644
index 0000000..6369367
--- /dev/null
+++ b/nptl/tst-join14.c
@@ -0,0 +1,74 @@
+/* pthread_timedjoin_np, pthread_clockjoin_np NULL timeout test.
+ Copyright (C) 2019 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <errno.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/time.h>
+#include <support/check.h>
+#include <support/timespec.h>
+#include <support/xthread.h>
+#include <support/xtime.h>
+
+
+#define CLOCK_USE_TIMEDJOIN (-1)
+
+
+static void *
+tf (void *arg)
+{
+ struct timespec ts = make_timespec(0, 100000);
+ nanosleep(&ts, NULL);
+
+ return (void *) 42l;
+}
+
+
+/* Check that pthread_timedjoin_np and pthread_clockjoin_np wait "forever" if
+ * passed a timeout parameter of NULL. We can't actually wait forever, but we
+ * can be sure that we did at least wait for some time by checking the exit
+ * status of the thread. */
+static int
+do_test_clock (clockid_t clockid)
+{
+ pthread_t th = xpthread_create (NULL, tf, NULL);
+
+ void *status;
+ int val = (clockid == CLOCK_USE_TIMEDJOIN)
+ ? pthread_timedjoin_np (th, &status, NULL)
+ : pthread_clockjoin_np (th, &status, clockid, NULL);
+ TEST_COMPARE (val, 0);
+
+ if (status != (void *) 42l)
+ FAIL_EXIT1 ("return value %p, expected %p\n", status, (void *) 42l);
+
+ return 0;
+}
+
+static int
+do_test (void)
+{
+ do_test_clock (CLOCK_USE_TIMEDJOIN);
+ do_test_clock (CLOCK_REALTIME);
+ do_test_clock (CLOCK_MONOTONIC);
+ return 0;
+}
+
+#include <support/test-driver.c>