Raise and catch an exception if this isn't a Mach-O file, so at least

we don't seg fault.

CDClassDump.h

@@ -8,7 +8,7 @@
 #include <regex.h>
 #import "CDStructureRegistrationProtocol.h"
 
-#define CLASS_DUMP_VERSION @"3.0"
+#define CLASS_DUMP_VERSION @"3.1 (dev)"
 
 @class NSMutableArray, NSMutableDictionary, NSMutableSet, NSMutableString, NSString;
 @class CDDylibCommand, CDMachOFile;

CDClassDump.m

@@ -341,7 +341,15 @@ static NSMutableSet *wrapperExtensions = nil;
 
     aMachOFile = [[CDMachOFile alloc] initWithFilename:aFilename];
     [aMachOFile setDelegate:self];
-    [aMachOFile process];
+
+    // TODO (2005-07-03): Look for the newer exception handling stuff.
+    NS_DURING {
+        [aMachOFile process];
+    } NS_HANDLER {
+        NSLog(@"Caught exception in %s", _cmd);
+        [aMachOFile release];
+        return;
+    } NS_ENDHANDLER;
 
     aProcessor = [[CDObjCSegmentProcessor alloc] initWithMachOFile:aMachOFile];
     [aProcessor process];

CDMachOFile.m

@@ -65,6 +65,7 @@
             NSLog(@"Not a Mach-O file.");
 
         // TODO (2003-12-14): Perhaps raise an exception or something.
+        [NSException raise:NSGenericException format:@"Not a Mach-O file..."];
     }
 
     loadCommands = [[self _processLoadCommands] retain];