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/*============================================================================
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;
}
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;
}
this->AddDirectory(i->c_str(),before,system);
}
return true;
}
// 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::AddDirectory(const char *i,
bool before,
bool system)
{
// break apart any line feed arguments
std::string ret = i;
std::string::size_type pos = 0;
if((pos = ret.find('\n', pos)) != std::string::npos)
{
if (pos)
{
this->AddDirectory(ret.substr(0,pos).c_str(), before, system);
}
if (ret.size()-pos-1)
{
this->AddDirectory(ret.substr(pos+1,ret.size()-pos-1).c_str(),
before, system);
}
return;
}
// remove any leading or trailing spaces and \r
std::string::size_type b = ret.find_first_not_of(" \r");
std::string::size_type e = ret.find_last_not_of(" \r");
if ((b!=ret.npos) && (e!=ret.npos))
{
ret.assign(ret, b, 1+e-b); // copy the remaining substring
}
else
{
return; // if we get here, we had only whitespace in the string
}
if (!cmSystemTools::IsOff(ret.c_str()))
{
cmSystemTools::ConvertToUnixSlashes(ret);
if(!cmSystemTools::FileIsFullPath(ret.c_str()))
{
std::string tmp = this->Makefile->GetStartDirectory();
tmp += "/";
tmp += ret;
ret = tmp;
}
}
this->Makefile->AddIncludeDirectory(ret.c_str(), before);
if(system)
{
this->Makefile->AddSystemIncludeDirectory(ret.c_str());
}
}
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