ENH: Added CONFIGURE_GCCXML command to do hard work of configuring GCCXML's flags for the current compiler. Currently only implemented correctly for Visual C++ in Windows.
This commit is contained in:
Brad King
parent
ebe0813471
commit
dc87e1906d
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@ -16,6 +16,7 @@
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#include "cmCableClassSetCommand.cxx"
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#include "cmCableWrapTclCommand.cxx"
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#include "cmConfigureFileCommand.cxx"
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#include "cmConfigureGccXmlCommand.cxx"
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#include "cmElseCommand.cxx"
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#include "cmEnableTestingCommand.cxx"
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#include "cmEndIfCommand.cxx"
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@ -67,6 +68,7 @@ void GetPredefinedCommands(std::list<cmCommand*>& commands)
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commands.push_back(new cmCableClassSetCommand);
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commands.push_back(new cmCableWrapTclCommand);
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commands.push_back(new cmConfigureFileCommand);
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commands.push_back(new cmConfigureGccXmlCommand);
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commands.push_back(new cmElseCommand);
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commands.push_back(new cmEnableTestingCommand);
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commands.push_back(new cmEndIfCommand);
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@ -0,0 +1,152 @@
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/*=========================================================================
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Program: Insight Segmentation & Registration Toolkit
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2001 Insight Consortium
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* The name of the Insight Consortium, nor the names of any consortium members,
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nor of any contributors, may be used to endorse or promote products derived
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from this software without specific prior written permission.
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* Modified source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=========================================================================*/
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#include "cmConfigureGccXmlCommand.h"
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#include "cmCacheManager.h"
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cmConfigureGccXmlCommand::cmConfigureGccXmlCommand()
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{
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}
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cmConfigureGccXmlCommand::~cmConfigureGccXmlCommand()
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{
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}
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// cmConfigureGccXmlCommand
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bool cmConfigureGccXmlCommand::InitialPass(std::vector<std::string>& args)
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{
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if(args.size() != 2)
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{
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this->SetError("called with incorrect number of arguments");
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return false;
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}
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// If the cache entry already exists, we are done.
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std::string cacheName = args[1];
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const char* cacheValue =
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cmCacheManager::GetInstance()->GetCacheValue(cacheName.c_str());
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if(cacheValue && (std::string(cacheValue) != ""))
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{ return true; }
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// Get the gccxml support directory location. This is based on the
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// executable location.
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m_SupportDir = this->GetSupportDirectory(args[0].c_str());
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#if defined(_WIN32) && !defined(__CYGWIN__)
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// On Windows, we will just look at VcInclude/FLAGS.txt for now.
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if(!this->FindVcIncludeFlags())
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{
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return false;
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}
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#else
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// On UNIX, we have to determine which compiler is being used, and
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// attempt to use that compiler's support directory.
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#endif
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// Add the cache entry with the flags found.
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m_Makefile->AddDefinition(cacheName.c_str(), m_Flags.c_str());
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cmCacheManager::GetInstance()->AddCacheEntry(
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cacheName.c_str(),
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m_Flags.c_str(),
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"Flags to GCC-XML to get it to parse the native compiler's headers.",
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cmCacheManager::STRING);
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return true;
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}
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/**
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* Given the location of the GCC-XML executable, find the root of the
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* support library tree. Subdirectories of the returned location should
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* contain the compiler-specific support libraries.
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*/
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std::string cmConfigureGccXmlCommand::GetSupportDirectory(const char* exeLoc)
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{
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std::string gccxml = exeLoc;
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m_Makefile->ExpandVariablesInString(gccxml);
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std::string dir;
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std::string file;
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// Get the directory (also converts to unix slashes).
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cmSystemTools::SplitProgramPath(gccxml.c_str(), dir, file);
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#if !defined(_WIN32) || defined(__CYGWIN__)
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// On UNIX platforms, we must replace the "/bin" suffix with
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// "/share/GCC_XML". If there is no "/bin" suffix, we will assume
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// that the user has put everything in one directory, and not change
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// the path.
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if(dir.substr(dir.length()-4, 4) == "/bin")
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{
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dir = dir.substr(0, dir.length()-4) + "/share/GCC_XML";
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}
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#endif
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return dir;
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}
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/**
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* Find the flags needed to use the Visual C++ support library.
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*/
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bool cmConfigureGccXmlCommand::FindVcIncludeFlags()
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{
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std::string fname = m_SupportDir+"/VcInclude/FLAGS.txt";
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std::ifstream flagsFile(fname.c_str());
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if(!flagsFile)
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{
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std::string err = "Cannot open GCC-XML flags file \""+fname+"\"";
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this->SetError(err.c_str());
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return false;
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}
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// TODO: Replace this with a real implementation.
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char buf[4096];
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flagsFile.getline(buf, 4096);
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if(!flagsFile)
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{
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std::string err = "Error reading from GCC-XML flags file \""+fname+"\"";
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this->SetError(err.c_str());
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return false;
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}
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m_Flags = buf;
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return true;
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}
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@ -0,0 +1,108 @@
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/*=========================================================================
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Program: Insight Segmentation & Registration Toolkit
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2001 Insight Consortium
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
|
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|
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* Redistributions of source code must retain the above copyright notice,
|
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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|
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* The name of the Insight Consortium, nor the names of any consortium members,
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nor of any contributors, may be used to endorse or promote products derived
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from this software without specific prior written permission.
|
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* Modified source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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|
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
|
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
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ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
|
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=========================================================================*/
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#ifndef cmConfigureGccXmlCommand_h
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#define cmConfigureGccXmlCommand_h
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#include "cmStandardIncludes.h"
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#include "cmCommand.h"
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/** \class cmConfigureGccXmlCommand
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* \brief Define a command that configures flags for GCC-XML to run.
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*/
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class cmConfigureGccXmlCommand : public cmCommand
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{
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public:
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cmConfigureGccXmlCommand();
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virtual ~cmConfigureGccXmlCommand();
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/**
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* This is a virtual constructor for the command.
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*/
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virtual cmCommand* Clone()
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{
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return new cmConfigureGccXmlCommand;
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}
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/**
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* This is called when the command is first encountered in
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* the CMakeLists.txt file.
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*/
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virtual bool InitialPass(std::vector<std::string>& args);
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/**
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* The name of the command as specified in CMakeList.txt.
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*/
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virtual const char* GetName() { return "CONFIGURE_GCCXML";}
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/**
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* Succinct documentation.
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*/
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virtual const char* GetTerseDocumentation()
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{
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return "Configure the flags needed for GCC-XML to run.";
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}
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/**
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* More documentation.
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*/
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virtual const char* GetFullDocumentation()
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{
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return
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"CONFIGURE_GCCXML(exe_location flags_def)\n"
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"Configures the flags GCC-XML needs to parse source code just as\n"
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"the current compiler would. This includes using the compiler's\n"
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"standard header files. First argument is input of the full path to\n"
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"the GCC-XML executable. The second argument should be the name of\n"
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"a cache entry to set with the flags chosen.\n";
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}
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cmTypeMacro(cmConfigureGccXmlCommand, cmCommand);
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protected:
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std::string GetSupportDirectory(const char*);
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bool FindVcIncludeFlags();
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private:
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std::string m_SupportDir;
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std::string m_Flags;
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};
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#endif
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