1 files changed, 163 insertions, 0 deletions
diff --git a/Source/cmIncludeDirectoryCommand.cxx b/Source/cmIncludeDirectoryCommand.cxx
new file mode 100644
index 0000000..30c1743
--- /dev/null
+++ b/Source/cmIncludeDirectoryCommand.cxx
@@ -0,0 +1,163 @@
+/*============================================================================
+  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 "cmIncludeDirectoryCommand.h"
+
+// cmIncludeDirectoryCommand
+bool cmIncludeDirectoryCommand
+::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
+{
+  if(args.size() < 1 )
+    {
+    return true;
+    }
+
+  std::vector<std::string>::const_iterator i = args.begin();
+
+  bool before = this->Makefile->IsOn("CMAKE_INCLUDE_DIRECTORIES_BEFORE");
+  bool system = false;
+
+  if ((*i) == "BEFORE")
+    {
+    before = true;
+    ++i;
+    }
+  else if ((*i) == "AFTER")
+    {
+    before = false;
+    ++i;
+    }
+
+  std::vector<std::string> beforeIncludes;
+  std::vector<std::string> afterIncludes;
+  std::set<cmStdString> systemIncludes;
+
+  for(; i != args.end(); ++i)
+    {
+    if(*i == "SYSTEM")
+      {
+      system = true;
+      continue;
+      }
+    if(i->size() == 0)
+      {
+      this->SetError("given empty-string as include directory.");
+      return false;
+      }
+
+    std::vector<std::string> includes;
+
+    GetIncludes(*i, includes);
+
+    if (before)
+      {
+      beforeIncludes.insert(beforeIncludes.end(),
+                            includes.begin(),
+                            includes.end());
+      }
+    else
+      {
+      afterIncludes.insert(afterIncludes.end(),
+                           includes.begin(),
+                           includes.end());
+      }
+    if (system)
+      {
+      for (std::vector<std::string>::const_iterator li = includes.begin();
+        li != includes.end(); ++li)
+        {
+        systemIncludes.insert(*li);
+        }
+      }
+    }
+  std::reverse(beforeIncludes.begin(), beforeIncludes.end());
+
+  this->Makefile->AddIncludeDirectories(afterIncludes);
+  this->Makefile->AddIncludeDirectories(beforeIncludes, before);
+  this->Makefile->AddSystemIncludeDirectories(systemIncludes);
+
+  return true;
+}
+
+static bool StartsWithGeneratorExpression(const std::string &input)
+{
+  return input[0] == '$' && input[1] == '<';
+}
+
+// do a lot of cleanup on the arguments because this is one place where folks
+// sometimes take the output of a program and pass it directly into this
+// command not thinking that a single argument could be filled with spaces
+// and newlines etc liek below:
+//
+// "   /foo/bar
+//    /boo/hoo /dingle/berry "
+//
+// ideally that should be three separate arguments but when sucking the
+// output from a program and passing it into a command the cleanup doesn't
+// always happen
+//
+void cmIncludeDirectoryCommand::GetIncludes(const std::string &arg,
+                                            std::vector<std::string> &incs)
+{
+  // break apart any line feed arguments
+  std::string::size_type pos = 0;
+  std::string::size_type lastPos = 0;
+  while((pos = arg.find('\n', lastPos)) != std::string::npos)
+    {
+    if (pos)
+      {
+      std::string inc = arg.substr(lastPos,pos);
+      this->NormalizeInclude(inc);
+      if (!inc.empty())
+        {
+        incs.push_back(inc);
+        }
+      }
+    lastPos = pos + 1;
+    }
+  std::string inc = arg.substr(lastPos);
+  this->NormalizeInclude(inc);
+  if (!inc.empty())
+    {
+    incs.push_back(inc);
+    }
+}
+
+void cmIncludeDirectoryCommand::NormalizeInclude(std::string &inc)
+{
+  std::string::size_type b = inc.find_first_not_of(" \r");
+  std::string::size_type e = inc.find_last_not_of(" \r");
+  if ((b!=inc.npos) && (e!=inc.npos))
+    {
+    inc.assign(inc, b, 1+e-b);   // copy the remaining substring
+    }
+  else
+    {
+    inc = "";
+    return;
+    }
+
+  if (!cmSystemTools::IsOff(inc.c_str()))
+    {
+    cmSystemTools::ConvertToUnixSlashes(inc);
+
+    if(!cmSystemTools::FileIsFullPath(inc.c_str()))
+      {
+      if(!StartsWithGeneratorExpression(inc))
+        {
+        std::string tmp = this->Makefile->GetStartDirectory();
+        tmp += "/";
+        tmp += inc;
+        inc = tmp;
+        }
+      }
+    }
+}