Add a couple of pthread helper macros

[ardour.git] / libs / pbd / pbd / pthread_utils.h

diff --git a/libs/pbd/pbd/pthread_utils.h b/libs/pbd/pbd/pthread_utils.h
index 793c3a19807e6d987510ae020d2e6536fd84c6f4..ee78819d59d968a47070d7dcb4c3de6528233068 100644 (file)
--- a/libs/pbd/pbd/pthread_utils.h
+++ b/libs/pbd/pbd/pthread_utils.h
@@ -20,24 +20,43 @@
 #ifndef __pbd_pthread_utils__
 #define __pbd_pthread_utils__
 
+/* Accommodate thread setting (and testing) for both
+ * 'libpthread' and 'libpthread_win32' (whose implementations
+ * of 'pthread_t' are subtlely different)
+ */
+#ifndef PTHREAD_MACROS_DEFINED
+#define PTHREAD_MACROS_DEFINED
+#ifdef  PTW32_VERSION  /* pthread_win32 */
+#define mark_pthread_inactive(threadID)  threadID.p=0
+#define is_pthread_active(threadID)      threadID.p==0
+#else                 /* normal pthread */
+#define mark_pthread_inactive(threadID)  threadID=0
+#define is_pthread_active(threadID)      threadID==0
+#endif  /* PTW32_VERSION */
+#endif  /* PTHREAD_MACROS_DEFINED */
+
+#ifdef COMPILER_MSVC
+#include <ardourext/pthread.h>
+#else
 #include <pthread.h>
+#endif
 #include <signal.h>
 #include <string>
 #include <stdint.h>
 
-#include <pbd/signals.h>
+#include "pbd/libpbd_visibility.h"
+#include "pbd/signals.h"
 
-int  pthread_create_and_store (std::string name, pthread_t  *thread, void * (*start_routine)(void *), void * arg);
-void pthread_cancel_one (pthread_t thread);
-void pthread_cancel_all ();
-void pthread_kill_all (int signum);
-void pthread_exit_pbd (void* status);
-const char* pthread_name ();
-void pthread_set_name (const char* name);
+LIBPBD_API int  pthread_create_and_store (std::string name, pthread_t  *thread, void * (*start_routine)(void *), void * arg);
+LIBPBD_API void pthread_cancel_one (pthread_t thread);
+LIBPBD_API void pthread_cancel_all ();
+LIBPBD_API void pthread_kill_all (int signum);
+LIBPBD_API const char* pthread_name ();
+LIBPBD_API void pthread_set_name (const char* name);
 
 namespace PBD {
-       extern void notify_gui_about_thread_creation (std::string, pthread_t, std::string, int requests = 256);
-       extern PBD::Signal4<void,std::string,pthread_t,std::string,uint32_t> ThreadCreatedWithRequestSize;
+       LIBPBD_API extern void notify_gui_about_thread_creation (std::string, pthread_t, std::string, int requests = 256);
+       LIBPBD_API extern PBD::Signal4<void,std::string,pthread_t,std::string,uint32_t> ThreadCreatedWithRequestSize;
 }
 
 #endif /* __pbd_pthread_utils__ */