From: Owen Shepherd <owen.shepherd@e43.eu>
Date: Wed, 22 Aug 2012 21:05:16 +0000 (+0100)
Subject: _PDCLIB_ONCE_FLAG_DONE -> _PDCLIB_ONCE_FLAG_IS_DONE(flag) to support once_flag types... 
X-Git-Url: https://pd.if.org/git/?p=pdclib.old;a=commitdiff_plain;h=d265e525e9f73e8f40fed2686d778339de55f20e

_PDCLIB_ONCE_FLAG_DONE -> _PDCLIB_ONCE_FLAG_IS_DONE(flag) to support once_flag types which are not simply comparable (e.g. structures)
---

diff --git a/includes/threads.h b/includes/threads.h
index c9e3b07..4549883 100644
--- a/includes/threads.h
+++ b/includes/threads.h
@@ -25,10 +25,10 @@ enum {
 };
 
 #define ONCE_FLAG_INIT _PDCLIB_ONCE_FLAG_INIT
-#if defined(_PDCLIB_ONCE_FLAG_DONE)
+#if defined(_PDCLIB_ONCE_FLAG_IS_DONE)
 static inline void call_once(once_flag *flag, void (*func)(void))
 {
-	if(*flag != _PDCLIB_ONCE_FLAG_DONE) {
+	if(_PDCLIB_ONCE_FLAG_IS_DONE(flag)) {
 		_PDCLIB_call_once(flag, func);
 	}
 }
diff --git a/opt/nothread/_PDCLIB_threadconfig.h b/opt/nothread/_PDCLIB_threadconfig.h
index 39478e9..ceeaac4 100644
--- a/opt/nothread/_PDCLIB_threadconfig.h
+++ b/opt/nothread/_PDCLIB_threadconfig.h
@@ -5,7 +5,7 @@
 
 _PDCLIB_BEGIN_EXTERN_C
 #define _PDCLIB_ONCE_FLAG_INIT 0
-#define _PDCLIB_ONCE_FLAG_DONE 1
+#define _PDCLIB_ONCE_FLAG_IS_DONE(_f) ((_f) == 1)
 typedef char _PDCLIB_once_flag;
 
 void _PDCLIB_call_once(_PDCLIB_once_flag *flag, void (*func)(void));