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-rw-r--r--sysdeps/pthread/tst-cond11.c122
1 files changed, 122 insertions, 0 deletions
diff --git a/sysdeps/pthread/tst-cond11.c b/sysdeps/pthread/tst-cond11.c
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+++ b/sysdeps/pthread/tst-cond11.c
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+/* Copyright (C) 2003-2020 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, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <errno.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <time.h>
+#include <unistd.h>
+#include <support/check.h>
+#include <support/test-driver.h>
+#include <support/timespec.h>
+#include <support/xthread.h>
+#include <support/xtime.h>
+
+/* A bogus clock value that tells run_test to use pthread_cond_timedwait
+   rather than pthread_condclockwait.  */
+#define CLOCK_USE_ATTR_CLOCK (-1)
+
+#if defined _POSIX_CLOCK_SELECTION && _POSIX_CLOCK_SELECTION >= 0
+static int
+run_test (clockid_t attr_clock, clockid_t wait_clock)
+{
+  pthread_condattr_t condattr;
+  pthread_cond_t cond;
+  pthread_mutexattr_t mutattr;
+  pthread_mutex_t mut;
+
+  verbose_printf ("attr_clock = %d\n", (int) attr_clock);
+
+  TEST_COMPARE (pthread_condattr_init (&condattr), 0);
+  TEST_COMPARE (pthread_condattr_setclock (&condattr, attr_clock), 0);
+
+  clockid_t attr_clock_read;
+  TEST_COMPARE (pthread_condattr_getclock (&condattr, &attr_clock_read), 0);
+  TEST_COMPARE (attr_clock, attr_clock_read);
+
+  TEST_COMPARE (pthread_cond_init (&cond, &condattr), 0);
+  TEST_COMPARE (pthread_condattr_destroy (&condattr), 0);
+
+  xpthread_mutexattr_init (&mutattr);
+  xpthread_mutexattr_settype (&mutattr, PTHREAD_MUTEX_ERRORCHECK);
+  xpthread_mutex_init (&mut, &mutattr);
+  xpthread_mutexattr_destroy (&mutattr);
+
+  xpthread_mutex_lock (&mut);
+  TEST_COMPARE (pthread_mutex_lock (&mut), EDEADLK);
+
+  struct timespec ts_timeout;
+  xclock_gettime (wait_clock == CLOCK_USE_ATTR_CLOCK ? attr_clock : wait_clock,
+                  &ts_timeout);
+
+  /* Wait one second.  */
+  ++ts_timeout.tv_sec;
+
+  if (wait_clock == CLOCK_USE_ATTR_CLOCK) {
+    TEST_COMPARE (pthread_cond_timedwait (&cond, &mut, &ts_timeout), ETIMEDOUT);
+    TEST_TIMESPEC_BEFORE_NOW (ts_timeout, attr_clock);
+  } else {
+    TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, wait_clock, &ts_timeout),
+                  ETIMEDOUT);
+    TEST_TIMESPEC_BEFORE_NOW (ts_timeout, wait_clock);
+  }
+
+  xpthread_mutex_unlock (&mut);
+  xpthread_mutex_destroy (&mut);
+  TEST_COMPARE (pthread_cond_destroy (&cond), 0);
+
+  return 0;
+}
+#endif
+
+
+static int
+do_test (void)
+{
+#if !defined _POSIX_CLOCK_SELECTION || _POSIX_CLOCK_SELECTION == -1
+
+  FAIL_UNSUPPORTED ("_POSIX_CLOCK_SELECTION not supported, test skipped");
+
+#else
+
+  run_test (CLOCK_REALTIME, CLOCK_USE_ATTR_CLOCK);
+
+# if defined _POSIX_MONOTONIC_CLOCK && _POSIX_MONOTONIC_CLOCK >= 0
+#  if _POSIX_MONOTONIC_CLOCK == 0
+  int e = sysconf (_SC_MONOTONIC_CLOCK);
+  if (e < 0)
+    puts ("CLOCK_MONOTONIC not supported");
+  else if (e == 0)
+      FAIL_RET ("sysconf (_SC_MONOTONIC_CLOCK) must not return 0");
+  else
+    {
+#  endif
+      run_test (CLOCK_MONOTONIC, CLOCK_USE_ATTR_CLOCK);
+      run_test (CLOCK_REALTIME, CLOCK_MONOTONIC);
+      run_test (CLOCK_MONOTONIC, CLOCK_MONOTONIC);
+      run_test (CLOCK_MONOTONIC, CLOCK_REALTIME);
+    }
+# else
+  puts ("_POSIX_MONOTONIC_CLOCK not defined");
+# endif
+
+  return 0;
+#endif
+}
+
+#include <support/test-driver.c>