Tidyups and minor fixes.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@16713 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,10 @@
+2003-05-13  Richard Frith-Macdonald <rfm@gnu.org>
+
+	* Source/Tools/gdnc.m: Tidy termination code.
+	* Source/Additions/GSMime.m: ([GSMimeDocument-copyWithZone:])
+	corrected implementation to do a real copy rather than just a
+	retain.
+
 2003-05-13 15:57  Alexander Malmberg <alexander@malmberg.org>
 
 	* Tools/gdnc.m (ihandler): Declare variables.

Source/Additions/GSMime.m

@@ -3617,9 +3617,26 @@ static NSCharacterSet	*tokenSet = nil;
   return s;
 }
 
+/**
+ * Returns a copy of the receiver.
+ */
 - (id) copyWithZone: (NSZone*)z
 {
-  return RETAIN(self);
+  GSMimeDocument	*c = [GSMimeDocument allocWithZone: z];
+
+  c->headers = [[NSMutableArray allocWithZone: z] initWithArray: headers
+						      copyItems: YES];
+
+  if ([content isKindOfClass: [NSArray class]] == YES)
+    {
+      c->content = [[NSMutableArray allocWithZone: z] initWithArray: content
+							  copyItems: YES];
+    }
+  else
+    {
+      c->content = [content copy];
+    }
+  return c;
 }
 
 - (void) dealloc

Tools/gdnc.m

@@ -37,16 +37,19 @@
 static void
 ihandler(int sig)
 {
-  int       i;
-  char *e;
+  static BOOL	beenHere = NO;
+  BOOL		action;
+  const char	*e;
 
   /*
-   * Reset signals to avoid recursive call of handler.
+   * Deal with recursive call of handler.
    */
-  for (i = 0; i < NSIG; i++)
+  if (beenHere == YES)
     {
-      signal(i, SIG_DFL);
+      abort();
     }
+  beenHere = YES;
+
   /*
    * If asked to terminate, do so cleanly.
    */
@@ -56,29 +59,30 @@ ihandler(int sig)
     }
 
 #ifdef	DEBUG
-  i = 1;		// abort() by default.
+  action = YES;		// abort() by default.
 #else
-  i = 0;		// kill() or exit() by default.
+  action = NO;		// exit() by default.
 #endif
   e = getenv("CRASH_ON_ABORT");
   if (e != 0)
     {
       if (strcasecmp(e, "yes") == 0 || strcasecmp(e, "true") == 0)
-	i = 1;
+	action = YES;
       else if (strcasecmp(e, "no") == 0 || strcasecmp(e, "false") == 0)
-	i = 0;
+	action = NO;
       else if (isdigit(*e) && *e != '0')
-	i = 1;
+	action = YES;
       else
-	i = 0;
+	action = NO;
     }
 
-  if (i == 1)
+  if (action == YES)
     {
       abort();
     }
   else
     {
+      fprintf(stderr, "gdnc killed by signal %d\n", sig);
       exit(sig);
     }
 }