Check Mac OS X version on startup and give up if we're running something older than...

diff --git a/vm/os-macosx.m b/vm/os-macosx.m
index d14e6ceb23a10880327e3de1442223373347da9e..9b0366ff757adc0154c33410088d2592a9d72c60 100644 (file)
--- a/vm/os-macosx.m
+++ b/vm/os-macosx.m
@@ -25,6 +25,14 @@ NS_ENDHANDLER
 
 void early_init(void)
 {
+       SInt32 version;
+       Gestalt(gestaltSystemVersion,&version);
+       if(version <= 0x1050)
+       {
+               printf("Factor requires Mac OS X 10.5 or later.\n");
+               exit(1);
+       }
+
        [[NSAutoreleasePool alloc] init];
 }