updated for 1.4

1 files changed, 77 insertions, 0 deletions

diff --git a/Source/cmRemoveCommand.cxx b/Source/cmRemoveCommand.cxx
new file mode 100644
index 0000000000..982432b4d3
--- /dev/null
+++ b/Source/cmRemoveCommand.cxx
@@ -0,0 +1,77 @@
+/*=========================================================================
+
+  Program:   Insight Segmentation & Registration Toolkit
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+  Copyright (c) 2002 Insight Consortium. All rights reserved.
+  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even 
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#include "cmRemoveCommand.h"
+
+// cmRemoveCommand
+bool cmRemoveCommand::InitialPass(std::vector<std::string> const& args)
+{
+  if(args.size() < 2 )
+    {
+    this->SetError("called with incorrect number of arguments");
+    return false;
+    }
+
+  const char* variable = args[0].c_str(); // VAR is always first
+  // get the old value
+  const char* cacheValue
+    = m_Makefile->GetDefinition(variable);
+
+  // expand the variable
+  std::vector<std::string> varArgsExpanded;
+  std::vector<std::string> temp;
+  temp.push_back(std::string(cacheValue));
+  cmSystemTools::ExpandListArguments(temp, varArgsExpanded);
+  
+  // expand the args
+  // check for REMOVE(VAR v1 v2 ... vn) 
+  std::vector<std::string> argsExpanded;
+  std::vector<std::string> temp2;
+  for(unsigned int j = 1; j < args.size(); ++j)
+    {
+    temp2.push_back(args[j]);
+    }
+  cmSystemTools::ExpandListArguments(temp2, argsExpanded);
+  
+  // now create the new value
+  std::string value;
+  for(unsigned int j = 1; j < varArgsExpanded.size(); ++j)
+    {
+    int found = 0;
+    for(unsigned int k = 1; k < argsExpanded.size(); ++k)
+      {
+      if (varArgsExpanded[j] == argsExpanded[k])
+        {
+        found = 1;
+        break;
+        }
+      }
+    if (!found)
+      {
+      if (value.size())
+        {
+        value += ";";
+        }
+      value += varArgsExpanded[j];
+      }
+    }
+  
+  // add the definition
+  m_Makefile->AddDefinition(variable, value.c_str());
+
+  return true;
+}
+