- added separate HAL thread implementation for BSD (OS X)

Makefile

@@ -44,7 +44,7 @@ LIB_SOURCE_DIRS += src/hal/filesystem/linux
 LIB_SOURCE_DIRS += src/hal/time/unix
 else ifeq ($(HAL_IMPL), BSD)
 LIB_SOURCE_DIRS += src/hal/socket/bsd
-LIB_SOURCE_DIRS += src/hal/thread/linux
+LIB_SOURCE_DIRS += src/hal/thread/bsd
 LIB_SOURCE_DIRS += src/hal/ethernet/bsd
 LIB_SOURCE_DIRS += src/hal/filesystem/linux
 LIB_SOURCE_DIRS += src/hal/time/unix

src/CMakeLists.txt

@@ -203,7 +203,7 @@ set (lib_windows_SRCS
 set (lib_bsd_SRCS
 ./hal/socket/bsd/socket_bsd.c
 ./hal/ethernet/bsd/ethernet_bsd.c
-./hal/thread/linux/thread_linux.c
+./hal/thread/bsd/thread_bsd.c
 ./hal/filesystem/linux/file_provider_linux.c
 ./hal/time/unix/time.c
 )

src/hal/thread/bsd/thread_bsd.c

@@ -0,0 +1,122 @@
+/**
+ * thread_bsd.c
+ *
+ * Copyright 2016 Michael Zillgith
+ *
+ * This file is part of libIEC61850.
+ *
+ * libIEC61850 is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * libIEC61850 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with libIEC61850.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * See COPYING file for the complete license text.
+ */
+
+#include <pthread.h>
+#include <semaphore.h>
+#include <unistd.h>
+#include "hal_thread.h"
+
+#include "libiec61850_platform_includes.h"
+
+struct sThread {
+   ThreadExecutionFunction function;
+   void* parameter;
+   pthread_t pthread;
+   int state;
+   bool autodestroy;
+};
+
+Semaphore
+Semaphore_create(int initialValue)
+{
+    char tmpname[] = {"/tmp/libiec61850.XXXXXX"};
+    mktemp(tmpname);
+    Semaphore self = sem_open(tmpname, O_CREAT, 0666, initialValue);
+
+    return self;
+}
+
+/* Wait until semaphore value is more than zero. Then decrease the semaphore value. */
+void
+Semaphore_wait(Semaphore self)
+{
+    sem_wait((sem_t*) self);
+}
+
+void
+Semaphore_post(Semaphore self)
+{
+    sem_post((sem_t*) self);
+}
+
+void
+Semaphore_destroy(Semaphore self)
+{
+    sem_close(self);
+}
+
+Thread
+Thread_create(ThreadExecutionFunction function, void* parameter, bool autodestroy)
+{
+   Thread thread = (Thread) GLOBAL_MALLOC(sizeof(struct sThread));
+
+   if (thread != NULL) {
+        thread->parameter = parameter;
+        thread->function = function;
+        thread->state = 0;
+        thread->autodestroy = autodestroy;
+   }
+
+   return thread;
+}
+
+static void*
+destroyAutomaticThread(void* parameter)
+{
+    Thread thread = (Thread) parameter;
+
+   thread->function(thread->parameter);
+
+   GLOBAL_FREEMEM(thread);
+
+   pthread_exit(NULL);
+}
+
+void
+Thread_start(Thread thread)
+{
+   if (thread->autodestroy == true) {
+       pthread_create(&thread->pthread, NULL, destroyAutomaticThread, thread);
+       pthread_detach(thread->pthread);
+   }
+   else
+       pthread_create(&thread->pthread, NULL, thread->function, thread->parameter);
+
+   thread->state = 1;
+}
+
+void
+Thread_destroy(Thread thread)
+{
+   if (thread->state == 1) {
+       pthread_join(thread->pthread, NULL);
+   }
+
+   GLOBAL_FREEMEM(thread);
+}
+
+void
+Thread_sleep(int millies)
+{
+   usleep(millies * 1000);
+}