Detect newer versions of darwin, and future ones as well

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/tools/make/trunk@26400 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,9 @@
+2008-03-30  Nicola Pero  <nicola.pero@meta-innovation.com>
+	
+	* clean_os.sh: Support new versions of Darwin, and future ones as
+	well.  Patch by Blake Nicholson <blaken@umich.edu> with a few
+	changes.
+
 2008-03-14  Nicola Pero  <nicola.pero@meta-innovation.com>
 
 	* Documentation/README.MinGW: Fixed subversion URL to get libobjc

clean_os.sh

@@ -32,16 +32,23 @@ case "$1" in
 	exit 0
 	;;
     # Remove version number for Darwin
+    # Versions currently most common have a quick hardcoded lookup
+    darwin9*)
+        echo darwin9
+        exit 0
+        ;;
+    darwin8*)
+        echo darwin8
+        exit 0
+        ;;
     darwin7*)
         echo darwin7
         exit 0
         ;;
-    darwin6*)
-        echo darwin6
-        exit 0
-        ;;
-    darwin5*)
-        echo darwin5
+    # Any other Darwin version falls here, where we use a slower sed
+    # subprocess to remove everything but the first major number.
+    darwin*)
+        echo `echo "$1" | sed s/\\\\..*//`
         exit 0
         ;;
     *)