Index: linespec.c
===================================================================
RCS file: /cvs/src/src/gdb/linespec.c,v
retrieving revision 1.51
diff -u -p -r1.51 linespec.c
--- linespec.c	2 Aug 2003 03:59:40 -0000	1.51
+++ linespec.c	4 Sep 2003 18:42:38 -0000
@@ -997,15 +997,33 @@ locate_first_half (char **argptr, int *i
 	  break;
 	}
       /* Check for the end of the first half of the linespec.  End of
-         line, a tab, a double colon or the last single colon, or a
-         space.  But if enclosed in double quotes we do not break on
-         enclosed spaces.  */
+         line, a tab, or a space.  But if enclosed in double quotes we 
+         do not break on enclosed spaces.  */
+      /* APPLE LOCAL: Break out checks for ":"s so we can handle ObjC
+         selector names with :'s correctly.  */
       if (!*p
-	  || p[0] == '\t'
-	  || ((p[0] == ':')
-	      && ((p[1] == ':') || (strchr (p + 1, ':') == NULL)))
-	  || ((p[0] == ' ') && !*is_quote_enclosed))
-	break;
+          || p[0] == '\t'
+          || ((p[0] == ' ') && !*is_quote_enclosed))
+        break;
+
+      /* Check for the end of the first half of the linespec.  
+         A double colon or the last single colon.  */
+      if (p[0] == ':')
+        {
+          /* Look for an Objective-C method name start after the colon
+             or after a quote mark after the colon.  ObjC names can have
+             colons in the argument names.  
+             e.g.  filename.m:'-[classname selector:]'  
+             rbreak_command () canonializes its matches like this.  */
+          int is_objc_method = is_objc_method_format (p + 1) || 
+                               ((p[1] == '\'' || p[1] == '"') &&
+                                is_objc_method_format (p + 2));
+          if (p[1] == ':' || is_objc_method || strchr (p + 1, ':') == NULL)
+            {
+              break;
+            }
+        }
+
       if (p[0] == '.' && strchr (p, ':') == NULL)
 	{
 	  /* Java qualified method.  Find the *last* '.', since the