1 files changed, 139 insertions, 0 deletions
diff --git a/Source/cmGetFilenameComponentCommand.cxx b/Source/cmGetFilenameComponentCommand.cxx
new file mode 100644
index 000000000..1a31d5428
--- /dev/null
+++ b/Source/cmGetFilenameComponentCommand.cxx
@@ -0,0 +1,139 @@
+/*============================================================================
+  CMake - Cross Platform Makefile Generator
+  Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
+
+  Distributed under the OSI-approved BSD License (the "License");
+  see accompanying file Copyright.txt for details.
+
+  This software is distributed WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the License for more information.
+============================================================================*/
+#include "cmGetFilenameComponentCommand.h"
+#include "cmSystemTools.h"
+
+// cmGetFilenameComponentCommand
+bool cmGetFilenameComponentCommand
+::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
+{
+  if(args.size() < 3)
+    {
+    this->SetError("called with incorrect number of arguments");
+    return false;
+    }
+
+  // Check and see if the value has been stored in the cache
+  // already, if so use that value
+  if(args.size() == 4 && args[3] == "CACHE")
+    {
+    const char* cacheValue = this->Makefile->GetDefinition(args[0].c_str());
+    if(cacheValue && !cmSystemTools::IsNOTFOUND(cacheValue))
+      {
+      return true;
+      }
+    }
+  
+  std::string result;
+  std::string filename = args[1];
+  if(filename.find("[HKEY") != filename.npos)
+    {
+    // Check the registry as the target application would view it.
+    cmSystemTools::KeyWOW64 view = cmSystemTools::KeyWOW64_32;
+    cmSystemTools::KeyWOW64 other_view = cmSystemTools::KeyWOW64_64;
+    if(this->Makefile->PlatformIs64Bit())
+      {
+      view = cmSystemTools::KeyWOW64_64;
+      other_view = cmSystemTools::KeyWOW64_32;
+      }
+    cmSystemTools::ExpandRegistryValues(filename, view);
+    if(filename.find("/registry") != filename.npos)
+      {
+      std::string other = args[1];
+      cmSystemTools::ExpandRegistryValues(other, other_view);
+      if(other.find("/registry") == other.npos)
+        {
+        filename = other;
+        }
+      }
+    }
+  std::string storeArgs;
+  std::string programArgs;
+  if (args[2] == "PATH")
+    {
+    result = cmSystemTools::GetFilenamePath(filename);
+    }
+  else if (args[2] == "NAME")
+    {
+    result = cmSystemTools::GetFilenameName(filename);
+    }
+  else if (args[2] == "PROGRAM")
+    {
+    for(unsigned int i=2; i < args.size(); ++i)
+      {
+      if(args[i] == "PROGRAM_ARGS")
+        {
+        i++;
+        if(i < args.size())
+          {
+          storeArgs = args[i];
+          }
+        }
+      }
+    cmSystemTools::SplitProgramFromArgs(filename.c_str(), 
+                                        result, programArgs);
+    }
+  else if (args[2] == "EXT")
+    {
+    result = cmSystemTools::GetFilenameExtension(filename);
+    }
+  else if (args[2] == "NAME_WE")
+    {
+    result = cmSystemTools::GetFilenameWithoutExtension(filename);
+    }
+  else if (args[2] == "ABSOLUTE" ||
+           args[2] == "REALPATH")
+    {
+    // Collapse the path to its simplest form.
+    // If the path given is relative evaluate it relative to the
+    // current source directory.
+    result = cmSystemTools::CollapseFullPath(
+      filename.c_str(), this->Makefile->GetCurrentDirectory());
+    if(args[2] == "REALPATH")
+      {
+      // Resolve symlinks if possible
+      result = cmSystemTools::GetRealPath(result.c_str());
+      }
+    }
+  else 
+    {
+    std::string err = "unknown component " + args[2];
+    this->SetError(err.c_str());
+    return false;
+    }
+
+  if(args.size() == 4 && args[3] == "CACHE")
+    {
+    if(programArgs.size() && storeArgs.size())
+      {
+      this->Makefile->AddCacheDefinition
+        (storeArgs.c_str(), programArgs.c_str(),
+         "", args[2] == "PATH" ? cmCacheManager::FILEPATH
+         : cmCacheManager::STRING);
+      }
+    this->Makefile->AddCacheDefinition
+      (args[0].c_str(), result.c_str(), "",
+       args[2] == "PATH" ? cmCacheManager::FILEPATH
+       : cmCacheManager::STRING);
+    }
+  else 
+    {
+    if(programArgs.size() && storeArgs.size())
+      {
+      this->Makefile->AddDefinition(storeArgs.c_str(), programArgs.c_str());
+      }
+    this->Makefile->AddDefinition(args[0].c_str(), result.c_str());
+    }
+
+  return true;
+}
+