hurd: Add hurd thread library

Contributed by

Agustina Arzille <avarzille@riseup.net>
Amos Jeffries <squid3@treenet.co.nz>
David Michael <fedora.dm0@gmail.com>
Marco Gerards <marco@gnu.org>
Marcus Brinkmann <marcus@gnu.org>
Neal H. Walfield <neal@gnu.org>
Pino Toscano <toscano.pino@tiscali.it>
Richard Braun <rbraun@sceen.net>
Roland McGrath <roland@gnu.org>
Samuel Thibault <samuel.thibault@ens-lyon.org>
Thomas DiModica <ricinwich@yahoo.com>
Thomas Schwinge <tschwinge@gnu.org>

	* htl: New directory.
	* sysdeps/htl: New directory.
	* sysdeps/hurd/htl: New directory.
	* sysdeps/i386/htl: New directory.
	* sysdeps/mach/htl: New directory.
	* sysdeps/mach/hurd/htl: New directory.
	* sysdeps/mach/hurd/i386/htl: New directory.
	* nscd/Depend, resolv/Depend, rt/Depend: Add htl dependency.
	* sysdeps/mach/hurd/i386/Implies: Add mach/hurd/i386/htl imply.
	* sysdeps/mach/hurd/i386/libpthread.abilist: New file.

1 files changed, 102 insertions, 0 deletions

diff --git a/htl/tests/test-15.c b/htl/tests/test-15.c
new file mode 100644
index 0000000000..baf866aae4
--- /dev/null
+++ b/htl/tests/test-15.c
@@ -0,0 +1,102 @@
+/* Test pthread_rwlock_timedrdlock and pthread_rwlock_timedwrlock.
+   Copyright (C) 2000-2018 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#define _GNU_SOURCE
+
+#include <pthread.h>
+#include <stdio.h>
+#include <assert.h>
+#include <error.h>
+#include <errno.h>
+#include <sys/time.h>
+
+#define THREADS 10
+
+pthread_rwlock_t rwlock;
+
+void *
+test (void *arg)
+{
+  error_t err;
+  int foo = (int) arg;
+  struct timespec ts;
+  struct timeval before, after;
+  int diff;
+
+  gettimeofday (&before, 0);
+  ts.tv_sec = before.tv_sec + 1;
+  ts.tv_nsec = before.tv_usec * 1000;
+
+  printf ("Thread %d starting wait @ %d\n", pthread_self (),
+	  (int) before.tv_sec);
+
+  if (foo % 2 == 0)
+    err = pthread_rwlock_timedrdlock (&rwlock, &ts);
+  else
+    err = pthread_rwlock_timedwrlock (&rwlock, &ts);
+
+  assert (err == ETIMEDOUT);
+
+  gettimeofday (&after, 0);
+
+  printf ("Thread %d ending wait @ %d\n", pthread_self (), (int) after.tv_sec);
+
+  diff = after.tv_sec * 1000000 + after.tv_usec
+      - before.tv_sec * 1000000 - before.tv_usec;
+
+  if (diff < 900000 || diff > 1100000)
+    error (1, EGRATUITOUS, "pthread_mutex_timedlock waited %d us", diff);
+
+  return 0;
+}
+
+int
+main (int argc, char **argv)
+{
+  error_t err;
+  int i;
+  pthread_t tid[THREADS];
+
+  err = pthread_rwlock_init (&rwlock, 0);
+  if (err)
+    error (1, err, "pthread_rwlock_init");
+
+  /* Lock it so all the threads will block.  */
+  err = pthread_rwlock_wrlock (&rwlock);
+  assert (err == 0);
+
+  for (i = 0; i < THREADS; i++)
+    {
+      err = pthread_create (&tid[i], 0, test, (void *) i);
+      if (err)
+	error (1, err, "pthread_create");
+    }
+
+  for (i = 0; i < THREADS; i++)
+    {
+      void *ret;
+
+      err = pthread_join (tid[i], &ret);
+      if (err)
+	error (1, err, "pthread_join");
+
+      assert (ret == 0);
+    }
+
+  return 0;
+}