1 files changed, 93 insertions, 0 deletions
diff --git a/Source/cmWriteFileCommand.cxx b/Source/cmWriteFileCommand.cxx
new file mode 100644
index 000000000..b2acb2bc1
--- /dev/null
+++ b/Source/cmWriteFileCommand.cxx
@@ -0,0 +1,93 @@
+/*============================================================================
+  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 "cmWriteFileCommand.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+// cmLibraryCommand
+bool cmWriteFileCommand
+::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
+{
+  if(args.size() < 2 )
+    {
+    this->SetError("called with incorrect number of arguments");
+    return false;
+    }
+  std::string message;
+  std::vector<std::string>::const_iterator i = args.begin();
+
+  std::string fileName = *i;
+  bool overwrite = true;
+  i++;
+
+  for(;i != args.end(); ++i)
+    {
+    if ( *i == "APPEND" )
+      {
+      overwrite = false;
+      }
+    else
+      {
+      message += *i;
+      }
+    }
+
+  if ( !this->Makefile->CanIWriteThisFile(fileName.c_str()) )
+    {
+    std::string e = "attempted to write a file: " + fileName
+      + " into a source directory.";
+    this->SetError(e.c_str());
+    cmSystemTools::SetFatalErrorOccured();
+    return false;
+    }
+
+  std::string dir = cmSystemTools::GetFilenamePath(fileName);
+  cmSystemTools::MakeDirectory(dir.c_str());
+
+  mode_t mode = 0;
+
+  // Set permissions to writable
+  if ( cmSystemTools::GetPermissions(fileName.c_str(), mode) )
+    {
+    cmSystemTools::SetPermissions(fileName.c_str(),
+#if defined( _MSC_VER ) || defined( __MINGW32__ )
+      mode | S_IWRITE
+#elif defined( __BORLANDC__ )
+      mode | S_IWUSR
+#else
+      mode | S_IWUSR | S_IWGRP
+#endif
+    );
+    }
+  // If GetPermissions fails, pretend like it is ok. File open will fail if
+  // the file is not writable
+  std::ofstream file(fileName.c_str(), 
+                     overwrite?std::ios::out : std::ios::app);
+  if ( !file )
+    {
+    std::string error = "Internal CMake error when trying to open file: ";
+    error += fileName.c_str();
+    error += " for writing.";
+    this->SetError(error.c_str());
+    return false;
+    }
+  file << message << std::endl;
+  file.close();
+  if(mode)
+    {
+    cmSystemTools::SetPermissions(fileName.c_str(), mode);
+    }
+
+  return true;
+}
+