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-rw-r--r--htl/cthreads-compat.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/htl/cthreads-compat.c b/htl/cthreads-compat.c
new file mode 100644
index 0000000000..6b2db646fc
--- /dev/null
+++ b/htl/cthreads-compat.c
@@ -0,0 +1,101 @@
+/* Compatibility routines for cthreads.
+ 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 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <assert.h>
+#include <pthreadP.h>
+
+#define CTHREAD_KEY_INVALID (__cthread_key_t) -1
+
+void
+__cthread_detach (__cthread_t thread)
+{
+ int err;
+
+ err = __pthread_detach ((pthread_t) thread);
+ assert_perror (err);
+}
+weak_alias (__cthread_detach, cthread_detach)
+
+__cthread_t
+__cthread_fork (__cthread_fn_t func, void *arg)
+{
+ pthread_t thread;
+ int err;
+
+ err = __pthread_create (&thread, NULL, func, arg);
+ assert_perror (err);
+
+ return (__cthread_t) thread;
+}
+weak_alias (__cthread_fork, cthread_fork)
+
+int
+__cthread_keycreate (__cthread_key_t *key)
+{
+ error_t err;
+
+ err = __pthread_key_create (key, 0);
+ if (err)
+ {
+ errno = err;
+ *key = CTHREAD_KEY_INVALID;
+ err = -1;
+ }
+
+ return err;
+}
+weak_alias (__cthread_keycreate, cthread_keycreate)
+
+int
+__cthread_getspecific (__cthread_key_t key, void **val)
+{
+ *val = __pthread_getspecific (key);
+ return 0;
+}
+weak_alias (__cthread_getspecific, cthread_getspecific)
+
+int
+__cthread_setspecific (__cthread_key_t key, void *val)
+{
+ error_t err;
+
+ err = __pthread_setspecific (key, (const void *) val);
+ if (err)
+ {
+ errno = err;
+ err = -1;
+ }
+
+ return err;
+}
+weak_alias (__cthread_setspecific, cthread_setspecific)
+
+void
+__mutex_lock_solid (void *lock)
+{
+ __pthread_mutex_lock (lock);
+}
+
+void
+__mutex_unlock_solid (void *lock)
+{
+ if (__pthread_spin_trylock (lock) != 0)
+ /* Somebody already got the lock, that one will manage waking up others */
+ return;
+ __pthread_mutex_unlock (lock);
+}