Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / libzmpeg3 / thread.h

diff --git a/cinelerra-5.1/libzmpeg3/thread.h b/cinelerra-5.1/libzmpeg3/thread.h
new file mode 100644 (file)
index 0000000..71b6efe
--- /dev/null
+++ b/cinelerra-5.1/libzmpeg3/thread.h
@@ -0,0 +1,59 @@
+#ifndef _included_thread
+#define _included_thread
+
+#ifdef TCL_THREADS
+#include <tcl.h>
+#define ThreadId Tcl_ThreadId
+#define tMutex Tcl_Mutex
+#define mutexInit(m) m = NULL
+#define mutexDestroy(m) Tcl_MutexFinalize(&m)
+#define mutexLock(m) (Tcl_MutexLock(&m), 0)
+#define mutexUnlock(m) (Tcl_MutexUnlock(&m), 0)
+#define threadCreate(p,fn,dt) Tcl_CreateThread(&p,v##fn,dt,TCL_THREAD_STACK_DEFAULT,0)
+#define threadKill(p)
+#else
+#include <pthread.h>
+#define ThreadId pthread_t
+#define tMutex pthread_mutex_t
+#define mutexInit(m) pthread_mutex_init(&m,0)
+#define mutexDestroy(m) pthread_mutex_destroy(&m)
+#define mutexLock(m) pthread_mutex_lock(&m)
+#define mutexUnlock(m) pthread_mutex_unlock(&m)
+#define threadCreate(p,fn,dt) pthread_create(&p,0,fn,dt)
+#define threadKill(p) pthread_kill(p,SIGQUIT)
+#endif
+
+class Thread
+{
+private:
+  bool running;
+  ThreadId p;
+  tMutex mutex;
+  static void *ThreadProc (void *);
+  friend void vThreadProc (void *param) { ThreadProc(param); }
+public:  Thread ():running (false)
+  {
+    mutexInit(mutex);
+  }
+  virtual ~ Thread ()
+  {
+    Kill ();
+    mutexDestroy(mutex);
+  }
+  void Run ();
+  void PostKill ()
+  {
+    running = false;
+  }
+  void Kill ();
+  void Kill1();
+  bool Running ()
+  {
+    return running;
+  }
+  virtual void Proc () = 0;
+  void Lock() { mutexLock(mutex); }
+  void Unlock() { mutexUnlock(mutex); }
+};
+
+#endif /*  */