[cmake-commits] king committed cmListCommand.cxx 1.15 1.16

[cmake-commits at cmake.org]

Update of /cvsroot/CMake/CMake/Source
In directory public:/mounts/ram/cvs-serv15225

Modified Files:
	cmListCommand.cxx 
Log Message:
ENH: Allow LIST(APPEND) command to append nothing.


Index: cmListCommand.cxx
===================================================================
RCS file: /cvsroot/CMake/CMake/Source/cmListCommand.cxx,v
retrieving revision 1.15
retrieving revision 1.16
diff -u -d -r1.15 -r1.16
--- cmListCommand.cxx	15 Aug 2007 14:26:50 -0000	1.15
+++ cmListCommand.cxx	16 Jan 2008 16:24:41 -0000	1.16
@@ -179,12 +179,18 @@
 //----------------------------------------------------------------------------
 bool cmListCommand::HandleAppendCommand(std::vector<std::string> const& args)
 {
-  if(args.size() < 3)
+  if(args.size() < 2)
     {
-    this->SetError("sub-command APPEND requires at least two arguments.");
+    this->SetError("sub-command APPEND requires at least one argument.");
     return false;
     }
 
+  // Skip if nothing to append.
+  if(args.size() < 3)
+    {
+    return true;
+    }
+
   const std::string& listName = args[1];
   // expand the variable
   std::string listString;