Add new methods for NSTask

Headers/Foundation/NSTask.h

@@ -36,6 +36,8 @@
 extern "C" {
 #endif
 
+DEFINE_BLOCK_TYPE_NO_ARGS(GSTaskTerminatorHandler, void);
+  
 @class  NSThread;
 
 #if OS_API_VERSION(MAC_OS_X_VERSION_10_5,GS_API_LATEST)
@@ -131,6 +133,19 @@ GS_EXPORT_CLASS
 - (BOOL) usePseudoTerminal;
 - (NSString*) validatedLaunchPath;
 #endif
+
+#if OS_API_VERSION(MAC_OS_X_VERSION_10_13, GS_API_LATEST)
++ (NSTask *) launchedTaskWithExecutableURL: (NSURL *)url 
+                                 arguments: (NSArray *)arguments 
+                                     error: (NSError **)error 
+                        terminationHandler: (GSTaskTerminatorHandler)terminationHandler;
+
+- (BOOL) launchAndReturnError:(out NSError **)error;
+
+- (NSURL *) executableURL;
+
+- (NSURL *) currentDirectoryURL;
+#endif
 @end
 
 /**

Source/NSTask.m

@@ -876,6 +876,29 @@ pty_slave(const char* name)
   [loop runMode: NSDefaultRunLoopMode beforeDate: limit];
   LEAVE_POOL
 }
+
++ (NSTask *) launchedTaskWithExecutableURL: (NSURL *)url 
+                                 arguments: (NSArray *)arguments 
+                                     error: (NSError **)error 
+                        terminationHandler: (GSTaskTerminatorHandler)terminationHandler
+{
+  return nil;
+}
+
+- (BOOL) launchAndReturnError:(out NSError **)error
+{
+  return NO;
+}
+
+- (NSURL *) executableURL
+{
+  return nil;
+}
+
+- (NSURL *) currentDirectoryURL
+{
+  return nil;
+}
 @end
 
 @implementation	NSTask (Private)