From be8efac78d067c138ad8dda03df4336e73f94887 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff.email>
Date: Sat, 8 Jan 2022 11:51:07 +0100
Subject: New upstream version 1.0

---
 tests/pthread-thread.c | 178 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 178 insertions(+)
 create mode 100644 tests/pthread-thread.c

(limited to 'tests/pthread-thread.c')

diff --git a/tests/pthread-thread.c b/tests/pthread-thread.c
new file mode 100644
index 0000000..a5f07fb
--- /dev/null
+++ b/tests/pthread-thread.c
@@ -0,0 +1,178 @@
+/* Creating and controlling POSIX threads.
+   Copyright (C) 2010-2022 Free Software Foundation, Inc.
+
+   This file 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.
+
+   This file 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 this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+/* Written by Paul Eggert, 2010, and Bruno Haible <bruno@clisp.org>, 2019.  */
+
+#include <config.h>
+
+/* Specification.  */
+#include <pthread.h>
+
+#if (defined _WIN32 && ! defined __CYGWIN__) && USE_WINDOWS_THREADS
+# include "windows-thread.h"
+#else
+# include <stdlib.h>
+#endif
+
+typedef void * (* pthread_main_function_t) (void *);
+
+#if ((defined _WIN32 && ! defined __CYGWIN__) && USE_WINDOWS_THREADS) || !HAVE_PTHREAD_H
+
+int
+pthread_attr_init (pthread_attr_t *attr)
+{
+  *attr = PTHREAD_CREATE_JOINABLE;
+  return 0;
+}
+
+int
+pthread_attr_getdetachstate (const pthread_attr_t *attr, int *detachstatep)
+{
+  *detachstatep = *attr & (PTHREAD_CREATE_JOINABLE | PTHREAD_CREATE_DETACHED);
+  return 0;
+}
+
+int
+pthread_attr_setdetachstate (pthread_attr_t *attr, int detachstate)
+{
+  if (!(detachstate == PTHREAD_CREATE_JOINABLE
+        || detachstate == PTHREAD_CREATE_DETACHED))
+    return EINVAL;
+  *attr ^= (*attr ^ detachstate)
+           & (PTHREAD_CREATE_JOINABLE | PTHREAD_CREATE_DETACHED);
+  return 0;
+}
+
+int
+pthread_attr_destroy (_GL_UNUSED pthread_attr_t *attr)
+{
+  return 0;
+}
+
+#endif
+
+#if (defined _WIN32 && ! defined __CYGWIN__) && USE_WINDOWS_THREADS
+/* Use Windows threads.  */
+
+int
+pthread_create (pthread_t *threadp, const pthread_attr_t *attr,
+                pthread_main_function_t mainfunc, void *arg)
+{
+  unsigned int glwthread_attr =
+    (attr != NULL
+     && (*attr & (PTHREAD_CREATE_JOINABLE | PTHREAD_CREATE_DETACHED))
+        != PTHREAD_CREATE_JOINABLE
+     ? GLWTHREAD_ATTR_DETACHED
+     : 0);
+  return glwthread_thread_create (threadp, glwthread_attr, mainfunc, arg);
+}
+
+pthread_t
+pthread_self (void)
+{
+  return glwthread_thread_self ();
+}
+
+int
+pthread_equal (pthread_t thread1, pthread_t thread2)
+{
+  return thread1 == thread2;
+}
+
+int
+pthread_detach (pthread_t thread)
+{
+  return glwthread_thread_detach (thread);
+}
+
+int
+pthread_join (pthread_t thread, void **valuep)
+{
+  return glwthread_thread_join (thread, valuep);
+}
+
+void
+pthread_exit (void *value)
+{
+  glwthread_thread_exit (value);
+}
+
+#elif HAVE_PTHREAD_H
+/* Provide workarounds for POSIX threads.  */
+
+# if PTHREAD_CREATE_IS_INLINE
+int
+pthread_create (pthread_t *threadp, const pthread_attr_t *attr,
+                pthread_main_function_t mainfunc, void *arg)
+#  undef pthread_create
+{
+  return pthread_create (threadp, attr, mainfunc, arg);
+}
+
+int
+pthread_attr_init (pthread_attr_t *attr)
+#  undef pthread_attr_init
+{
+  return pthread_attr_init (attr);
+}
+
+# endif
+
+#else
+/* Provide a dummy implementation for single-threaded applications.  */
+
+int
+pthread_create (pthread_t *threadp, const pthread_attr_t *attr,
+                pthread_main_function_t mainfunc, void *arg)
+{
+  /* The maximum number of threads is reached.  Do not create a thread.  */
+  return EAGAIN;
+}
+
+pthread_t
+pthread_self (void)
+{
+  return 42;
+}
+
+int
+pthread_equal (pthread_t thread1, pthread_t thread2)
+{
+  return thread1 == thread2;
+}
+
+int
+pthread_detach (pthread_t thread)
+{
+  /* There are no joinable threads.  */
+  return EINVAL;
+}
+
+int
+pthread_join (pthread_t thread, void **valuep)
+{
+  /* There are no joinable threads.  */
+  return EINVAL;
+}
+
+void
+pthread_exit (void *value)
+{
+  /* There is just one thread, so the process exits.  */
+  exit (0);
+}
+
+#endif
-- 
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