Clean up NSRegularExpression, so that it compiles without warnings with or without ICU, but we don't pretend that we support things that we don't and silently return nonsense results to make debugging difficult for GNUstep users.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@33688 72102866-910b-0410-8b05-ffd578937521

Tests/base/NSString/regex.m

@@ -1,18 +1,13 @@
 #import <Foundation/NSString.h>
-#import <Foundation/NSRegularExpression.h>
 #import "ObjectTesting.h"
 
 int main(void)
 {
 	[NSAutoreleasePool new];
 	START_SET("NSString + regex")
-	NS_DURING
-		[NSRegularExpression new];
-	NS_HANDLER
+#if !(__APPLE__ || GS_USE_ICU)
 		SKIP("NSRegularExpression not built, please install libicu")
-		return 0;
-	NS_ENDHANDLER
-		
+#else
 	NSString *regex = @"abcd*";
 	NSString *source = @"abcdddddd e f g";
 	NSRange r = [source rangeOfString: regex options: NSRegularExpressionSearch];
@@ -20,6 +15,7 @@ int main(void)
 	regex = @"aBcD*";
 	r = [source rangeOfString: regex options: (NSRegularExpressionSearch | NSCaseInsensitiveSearch)];
 	PASS(r.length == 9, "Correct length for regex, expected 9 got %d", (int)r.length);
+#endif
 	END_SET("NSString + regex")
 	return 0;
 }