CMake/Source/cmFindPathCommand.cxx

190 lines
6.2 KiB
C++

/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "cmFindPathCommand.h"
#include "cmCacheManager.h"
#include <cmsys/Glob.hxx>
cmFindPathCommand::cmFindPathCommand()
{
this->IncludeFileInPath = false;
cmSystemTools::ReplaceString(this->GenericDocumentation,
"FIND_XXX", "FIND_PATH");
cmSystemTools::ReplaceString(this->GenericDocumentation,
"CMAKE_XXX_PATH", "CMAKE_INCLUDE_PATH");
cmSystemTools::ReplaceString(this->GenericDocumentation,
"XXX_SYSTEM", "INCLUDE");
cmSystemTools::ReplaceString(this->GenericDocumentation,
"CMAKE_SYSTEM_XXX_PATH", "CMAKE_SYSTEM_INCLUDE_PATH");
cmSystemTools::ReplaceString(this->GenericDocumentation,
"SEARCH_XXX_DESC", "directory containing the named file");
cmSystemTools::ReplaceString(this->GenericDocumentation,
"SEARCH_XXX", "file in a directory");
this->ExtraDocAdded = false;
}
const char* cmFindPathCommand::GetFullDocumentation()
{
if(!this->ExtraDocAdded && !this->IncludeFileInPath)
{
this->GenericDocumentation +=
"\n"
"When searching for frameworks, if the file is specified as "
"A/b.h, then the framework search will look for A.framework/Headers/b.h. "
"If that is found the path will be set to the path to the framework. "
"CMake will convert this to the correct -F option to include the file. ";
this->ExtraDocAdded = true;
}
return this->GenericDocumentation.c_str();
}
// cmFindPathCommand
bool cmFindPathCommand::InitialPass(std::vector<std::string> const& argsIn)
{
this->VariableDocumentation = "Path to a file.";
this->CMakePathName = "INCLUDE";
if(!this->ParseArguments(argsIn))
{
return false;
}
if(this->AlreadyInCache)
{
return true;
}
std::string ff = this->Makefile->GetSafeDefinition("CMAKE_FIND_FRAMEWORK");
bool supportFrameworks = true;
if( ff.size() == 0 || ff == "NEVER" )
{
supportFrameworks = false;
}
std::string framework;
// Use the search path to find the file.
unsigned int k;
std::string result;
for(k=0; k < this->SearchPaths.size(); k++)
{
for(unsigned int j =0; j < this->Names.size(); ++j)
{
// if frameworks are supported try to find the header in a framework
std::string tryPath;
if(supportFrameworks)
{
tryPath = this->FindHeaderInFramework(this->Names[j],
this->SearchPaths[k]);
if(tryPath.size())
{
result = tryPath;
}
}
if(result.size() == 0)
{
tryPath = this->SearchPaths[k];
tryPath += "/";
tryPath += this->Names[j];
if(cmSystemTools::FileExists(tryPath.c_str()))
{
if(this->IncludeFileInPath)
{
result = tryPath;
}
else
{
result = this->SearchPaths[k];
}
}
}
if(result.size() != 0)
{
this->Makefile->AddCacheDefinition(this->VariableName.c_str(),
result.c_str(),
this->VariableDocumentation.c_str(),
(this->IncludeFileInPath) ?
cmCacheManager::FILEPATH :cmCacheManager::PATH);
return true;
}
}
}
this->Makefile->AddCacheDefinition(this->VariableName.c_str(),
(this->VariableName + "-NOTFOUND").c_str(),
this->VariableDocumentation.c_str(),
(this->IncludeFileInPath) ?
cmCacheManager::FILEPATH :cmCacheManager::PATH);
return true;
}
std::string cmFindPathCommand::FindHeaderInFramework(std::string& file,
std::string& dir)
{
cmStdString fileName = file;
cmStdString frameWorkName;
cmStdString::size_type pos = fileName.find("/");
// if there is a / in the name try to find the header as a framework
// For example bar/foo.h would look for:
// bar.framework/Headers/foo.h
if(pos != fileName.npos)
{
// remove the name from the slash;
fileName = fileName.substr(pos+1);
frameWorkName = file;
frameWorkName = frameWorkName.substr(0, frameWorkName.size()-fileName.size()-1);
// if the framework has a path in it then just use the filename
if(frameWorkName.find("/") != frameWorkName.npos)
{
fileName = file;
frameWorkName = "";
}
if(frameWorkName.size())
{
std::string fpath = dir;
fpath += "/";
fpath += frameWorkName;
fpath += ".framework";
std::string intPath = fpath;
intPath += "/Headers/";
intPath += fileName;
if(cmSystemTools::FileExists(intPath.c_str()))
{
if(this->IncludeFileInPath)
{
return intPath;
}
return fpath;
}
}
}
// if it is not found yet or not a framework header, then do a glob search
// for all files in dir/*/Headers/
cmStdString glob = dir;
glob += "/*/Headers/";
glob += file;
cmsys::Glob globIt;
globIt.FindFiles(glob);
std::vector<std::string> files = globIt.GetFiles();
if(files.size())
{
cmStdString fheader = cmSystemTools::CollapseFullPath(files[0].c_str());
if(this->IncludeFileInPath)
{
return fheader;
}
fheader = cmSystemTools::GetFilenamePath(fheader);
return fheader;
}
return "";
}