try to locate msys via PATH as last resort

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@37598 72102866-910b-0410-8b05-ffd578937521

Source/GSPrivate.h

@@ -26,6 +26,7 @@
 
 #include <errno.h>
 
+#import "Foundation/NSBundle.h"
 #import "Foundation/NSError.h"
 
 @class	_GSInsensitiveDictionary;
@@ -241,6 +242,16 @@ typedef enum {
 
 
 
+@interface NSBundle (Private)
++ (NSString *) _absolutePathOfExecutable: (NSString *)path;
++ (NSBundle*) _addFrameworkFromClass: (Class)frameworkClass;
++ (NSMutableArray*) _addFrameworks;
++ (NSString*) _gnustep_target_cpu;
++ (NSString*) _gnustep_target_dir;
++ (NSString*) _gnustep_target_os;
++ (NSString*) _library_combo;
+@end
+
 /**
  * This class exists simply as a mechanism for encapsulating arrays
  * encoded using [NSKeyedArchiver-encodeArrayOfObjCType:count:at:]

Source/NSBundle.m

@@ -621,17 +621,6 @@ _find_main_bundle_for_tool(NSString *toolName)
 }
 
 
-
-@interface NSBundle (Private)
-+ (NSString *) _absolutePathOfExecutable: (NSString *)path;
-+ (NSBundle*) _addFrameworkFromClass: (Class)frameworkClass;
-+ (NSMutableArray*) _addFrameworks;
-+ (NSString*) _gnustep_target_cpu;
-+ (NSString*) _gnustep_target_dir;
-+ (NSString*) _gnustep_target_os;
-+ (NSString*) _library_combo;
-@end
-
 @implementation NSBundle (Private)
 
 + (NSString *) _absolutePathOfExecutable: (NSString *)path

Source/NSPathUtilities.m

@@ -2316,6 +2316,7 @@ if (domainMask & mask) \
               NSString          *path = nil;
 	      NSString		*bpath = nil;
 	      NSString		*ipath = nil;
+	      NSString		*mpath = nil;
               NSFileManager	*mgr;
 
               mgr = [NSFileManager defaultManager];
@@ -2386,17 +2387,19 @@ L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\GNUstep",
                       RegCloseKey(regKey);
                     }
                 }
+              if (nil == path)
+                {
+		  mpath = [NSBundle _absolutePathOfExecutable: @"make.exe"];
+		  if (nil != mpath)
+		    {
+		      path = devroot(mgr, mpath);
+		    }
+		}
               ASSIGNCOPY(root, path);
 	      if (nil == root)
 		{
-		  if (nil == ipath)
-		    {
-		      NSLog(@"Failed to locate NSDeveloperDirectory above system tools at %@, or base library at %@, and failed to find any installed GNUstep package.", gnustepSystemTools, bpath);
-		    }
-		  else
-		    {
-		      NSLog(@"Failed to locate NSDeveloperDirectory above system tools at %@, or base library at %@, or installed package at %@", gnustepSystemTools, bpath, ipath);
-		    }
+	          NSLog(@"Failed to locate NSDeveloperDirectory by GNUstep configuration, installed GNUstep package, or process PATH.");
+
 		}
             }
 #endif

Source/NSTask.m

@@ -105,14 +105,6 @@
 #endif
 
 
-@interface	NSBundle(Private)
-+ (NSString *) _absolutePathOfExecutable: (NSString *)path;
-+ (NSString*) _gnustep_target_cpu;
-+ (NSString*) _gnustep_target_dir;
-+ (NSString*) _gnustep_target_os;
-+ (NSString*) _library_combo;
-@end
-
 static NSRecursiveLock  *tasksLock = nil;
 static NSMapTable       *activeTasks = 0;