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-rw-r--r--src/thread.c157
1 files changed, 157 insertions, 0 deletions
diff --git a/src/thread.c b/src/thread.c
new file mode 100644
index 000000000..ab2cfd21d
--- /dev/null
+++ b/src/thread.c
@@ -0,0 +1,157 @@
+/* $Id$ */
+
+#include "stdafx.h"
+#include "thread.h"
+#include <stdlib.h>
+
+#if defined(__AMIGA__) || defined(__MORPHOS__) || defined(NO_THREADS)
+OTTDThread *OTTDCreateThread(OTTDThreadFunc function, void *arg) { return NULL; }
+void *OTTDJoinThread(OTTDThread *t) { return NULL; }
+void OTTDExitThread(void) { NOT_REACHED(); };
+
+#elif defined(__OS2__)
+
+#define INCL_DOS
+#include <os2.h>
+#include <process.h>
+
+struct OTTDThread {
+ TID thread;
+ OTTDThreadFunc func;
+ void* arg;
+ void* ret;
+};
+
+static void Proxy(void* arg)
+{
+ OTTDThread* t = arg;
+ t->ret = t->func(t->arg);
+}
+
+OTTDThread* OTTDCreateThread(OTTDThreadFunc function, void* arg)
+{
+ OTTDThread* t = malloc(sizeof(*t));
+
+ if (t == NULL) return NULL;
+
+ t->func = function;
+ t->arg = arg;
+ t->thread = _beginthread(Proxy, NULL, 32768, t);
+ if (t->thread != -1) {
+ return t;
+ } else {
+ free(t);
+ return NULL;
+ }
+}
+
+void* OTTDJoinThread(OTTDThread* t)
+{
+ void* ret;
+
+ if (t == NULL) return NULL;
+
+ DosWaitThread(&t->thread, DCWW_WAIT);
+ ret = t->ret;
+ free(t);
+ return ret;
+}
+
+void OTTDExitThread(void)
+{
+ _endthread();
+}
+
+#elif defined(UNIX)
+
+#include <pthread.h>
+
+struct OTTDThread {
+ pthread_t thread;
+};
+
+OTTDThread* OTTDCreateThread(OTTDThreadFunc function, void* arg)
+{
+ OTTDThread* t = malloc(sizeof(*t));
+
+ if (t == NULL) return NULL;
+
+ if (pthread_create(&t->thread, NULL, function, arg) == 0) {
+ return t;
+ } else {
+ free(t);
+ return NULL;
+ }
+}
+
+void* OTTDJoinThread(OTTDThread* t)
+{
+ void* ret;
+
+ if (t == NULL) return NULL;
+
+ pthread_join(t->thread, &ret);
+ free(t);
+ return ret;
+}
+
+void OTTDExitThread(void)
+{
+ pthread_exit(NULL);
+}
+
+#elif defined(WIN32)
+
+#include <windows.h>
+
+struct OTTDThread {
+ HANDLE thread;
+ OTTDThreadFunc func;
+ void* arg;
+ void* ret;
+};
+
+static DWORD WINAPI Proxy(LPVOID arg)
+{
+ OTTDThread* t = arg;
+ t->ret = t->func(t->arg);
+ return 0;
+}
+
+OTTDThread* OTTDCreateThread(OTTDThreadFunc function, void* arg)
+{
+ OTTDThread* t = malloc(sizeof(*t));
+ DWORD dwThreadId;
+
+ if (t == NULL) return NULL;
+
+ t->func = function;
+ t->arg = arg;
+ t->thread = CreateThread(NULL, 0, Proxy, t, 0, &dwThreadId);
+
+ if (t->thread != NULL) {
+ return t;
+ } else {
+ free(t);
+ return NULL;
+ }
+}
+
+void* OTTDJoinThread(OTTDThread* t)
+{
+ void* ret;
+
+ if (t == NULL) return NULL;
+
+ WaitForSingleObject(t->thread, INFINITE);
+ CloseHandle(t->thread);
+ ret = t->ret;
+ free(t);
+ return ret;
+}
+
+void OTTDExitThread(void)
+{
+ ExitThread(0);
+}
+#endif