Optimisations etc

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@4100 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,11 @@
+Mon Apr 19 14:54:00 1999  Richard Frith-Macdonald <richard@brainstorm.co.uk>
+
+	* Source/NSApplication.m: Link in dummy function to ensure that
+	NSStringDrawing catagories are linked when using static libs.
+	* Source/NSStringDrawing.m: Add dummy function to force link.
+	* Source/NSEvent.m: Faster thread access.
+	* Source/NSGraphicsContext.m: ditto.
+
 Sun Apr 18  6:30:00 1999  Richard Frith-Macdonald <richard@brainstorm.co.uk>
 
 	Added all improvements from mgstep.

Source/NSApplication.m

@@ -107,13 +107,24 @@ NSApplication	*NSApp = nil;
 {
   if (self == [NSApplication class])
     {
+      /*
+       * Dummy functions to fool linker into linking files that contain
+       * only catagories - static libraries seem to have problems here.
+       */
+      extern void	GSStringDrawingDummyFunction();
+
+      GSStringDrawingDummyFunction();
+
       NSDebugLog(@"Initialize NSApplication class\n");
-                                                    // Initial version
-      [self setVersion:1];
-                                                    // So the application knows
-      gnustep_gui_app_is_in_dealloc = NO;         // it's within dealloc and
-    }                                           // can prevent -release
-}                                                   // loops.
+      [self setVersion: 1];
+
+      /*
+       * So the application knows it's within dealloc and
+       * can prevent -release loops
+       */
+      gnustep_gui_app_is_in_dealloc = NO;
+    }
+}
 
 + (NSApplication *)sharedApplication
 {					// If the global application does

Source/NSEvent.m

@@ -43,6 +43,14 @@
 #include <AppKit/NSWindow.h>
 #include <AppKit/NSGraphicsContext.h>
 
+/*
+ *	gstep-base has a faster mechanism to get the current thread.
+ */
+#ifndef GNUSTEP_BASE_LIBRARY
+#define	GSCurrentThread()	[NSThread currentThread]
+#define	GSCurrentThreadDictionary()	[[NSThread currentThread] threadDictionary]
+#endif
+
 @implementation NSEvent
 
 // Class variables
@@ -192,14 +200,14 @@ static NSString	*timerKey = @"NSEventTimersKey";
 			    withPeriod: (NSTimeInterval)periodSeconds
 {
   NSTimer		*timer;
-  NSMutableDictionary	*dict = [[NSThread currentThread] threadDictionary];
+  NSMutableDictionary	*dict = GSCurrentThreadDictionary();
 
   NSDebugLog (@"startPeriodicEventsAfterDelay: withPeriod: ");
 
   if ([dict objectForKey: timerKey])
     [NSException raise: NSInternalInconsistencyException
 		format: @"Periodic events are already being generated for "
-		        @"this thread %x", [NSThread currentThread]];
+		        @"this thread %x", GSCurrentThread()];
 
   // If the delay time is 0 then register a timer immediately. Otherwise
   // register a timer with no repeat that when fired registers the real timer
@@ -243,7 +251,7 @@ static NSString	*timerKey = @"NSEventTimersKey";
 + (void) _registerRealTimer: (NSTimer*)timer
 {
   NSTimer* realTimer;
-  NSMutableDictionary *dict = [[NSThread currentThread] threadDictionary];
+  NSMutableDictionary *dict = GSCurrentThreadDictionary();
 
   NSDebugLog (@"_registerRealTimer: ");
 
@@ -260,7 +268,7 @@ static NSString	*timerKey = @"NSEventTimersKey";
 + (void) stopPeriodicEvents
 {
   NSTimer* timer;
-  NSMutableDictionary *dict = [[NSThread currentThread] threadDictionary];
+  NSMutableDictionary *dict = GSCurrentThreadDictionary();
 
   NSDebugLog (@"stopPeriodicEvents");
   timer = [dict objectForKey: timerKey];

Source/NSGraphicsContext.m

@@ -95,16 +95,23 @@ static NSString	*NSGraphicsContextThredKey = @"NSGraphicsContextThredKey";
   return ctxt;
 }
 
+/*
+ *	gstep-base has a faster mechanism to get the current thread.
+ */
+#ifndef GNUSTEP_BASE_LIBRARY
+#define	GSCurrentThreadDictionary()	[[NSThread currentThread] threadDictionary]
+#endif
+
 + (void) setCurrentContext: (NSGraphicsContext *)context
 {
-  NSMutableDictionary *dict = [[NSThread currentThread] threadDictionary];
+  NSMutableDictionary *dict = GSCurrentThreadDictionary();
 
   [dict setObject: context forKey: NSGraphicsContextThredKey];
 }
 
 + (NSGraphicsContext *) currentContext
 {
-  NSMutableDictionary *dict = [[NSThread currentThread] threadDictionary];
+  NSMutableDictionary *dict = GSCurrentThreadDictionary();
 
   return (NSGraphicsContext*) [dict objectForKey: NSGraphicsContextThredKey];
 }

Source/NSStringDrawing.m

@@ -31,6 +31,14 @@
 #include <AppKit/NSStringDrawing.h>
 #include <AppKit/AppKit.h>
 
+/*
+ * A function called by NSApplication to ensure that this file is linked
+ * when it should be.
+ */
+void
+GSStringDrawingDummyFunction()
+{
+}
 
 static NSCharacterSet	*whitespace;
 static NSCharacterSet	*newlines;