https://github.com/Kitware/CMake
Tip revision: 91d5261b58e97107fca610a868fbc283cbb8c856 authored by Brad King on 13 April 2015, 13:09:42 UTC
CMake 3.2.2
CMake 3.2.2
Tip revision: 91d5261
cmAddSubDirectoryCommand.cxx
/*============================================================================
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 "cmAddSubDirectoryCommand.h"
// cmAddSubDirectoryCommand
bool cmAddSubDirectoryCommand::InitialPass
(std::vector<std::string> const& args, cmExecutionStatus &)
{
if(args.size() < 1 )
{
this->SetError("called with incorrect number of arguments");
return false;
}
// store the binpath
std::string srcArg = args[0];
std::string binArg;
bool excludeFromAll = false;
// process the rest of the arguments looking for optional args
std::vector<std::string>::const_iterator i = args.begin();
++i;
for(;i != args.end(); ++i)
{
if(*i == "EXCLUDE_FROM_ALL")
{
excludeFromAll = true;
continue;
}
else if (binArg.empty())
{
binArg = *i;
}
else
{
this->SetError("called with incorrect number of arguments");
return false;
}
}
// Compute the full path to the specified source directory.
// Interpret a relative path with respect to the current source directory.
std::string srcPath;
if(cmSystemTools::FileIsFullPath(srcArg.c_str()))
{
srcPath = srcArg;
}
else
{
srcPath = this->Makefile->GetCurrentDirectory();
srcPath += "/";
srcPath += srcArg;
}
if(!cmSystemTools::FileIsDirectory(srcPath))
{
std::string error = "given source \"";
error += srcArg;
error += "\" which is not an existing directory.";
this->SetError(error);
return false;
}
srcPath = cmSystemTools::CollapseFullPath(srcPath);
// Compute the full path to the binary directory.
std::string binPath;
if(binArg.empty())
{
// No binary directory was specified. If the source directory is
// not a subdirectory of the current directory then it is an
// error.
if(!cmSystemTools::IsSubDirectory(srcPath,
this->Makefile->GetCurrentDirectory()))
{
std::ostringstream e;
e << "not given a binary directory but the given source directory "
<< "\"" << srcPath << "\" is not a subdirectory of \""
<< this->Makefile->GetCurrentDirectory() << "\". "
<< "When specifying an out-of-tree source a binary directory "
<< "must be explicitly specified.";
this->SetError(e.str());
return false;
}
// Remove the CurrentDirectory from the srcPath and replace it
// with the CurrentOutputDirectory.
const char* src = this->Makefile->GetCurrentDirectory();
const char* bin = this->Makefile->GetCurrentOutputDirectory();
size_t srcLen = strlen(src);
size_t binLen = strlen(bin);
if(srcLen > 0 && src[srcLen-1] == '/')
{ --srcLen; }
if(binLen > 0 && bin[binLen-1] == '/')
{ --binLen; }
binPath = std::string(bin, binLen) + srcPath.substr(srcLen);
}
else
{
// Use the binary directory specified.
// Interpret a relative path with respect to the current binary directory.
if(cmSystemTools::FileIsFullPath(binArg.c_str()))
{
binPath = binArg;
}
else
{
binPath = this->Makefile->GetCurrentOutputDirectory();
binPath += "/";
binPath += binArg;
}
}
binPath = cmSystemTools::CollapseFullPath(binPath);
// Add the subdirectory using the computed full paths.
this->Makefile->AddSubDirectory(srcPath, binPath,
excludeFromAll, false, true);
return true;
}