406 lines
13 KiB
C++
406 lines
13 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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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) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "cmExportFileGenerator.h"
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#include "cmGeneratedFileStream.h"
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#include "cmMakefile.h"
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#include "cmSystemTools.h"
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#include "cmTarget.h"
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#include "cmVersion.h"
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#include <cmsys/auto_ptr.hxx>
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//----------------------------------------------------------------------------
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cmExportFileGenerator::cmExportFileGenerator()
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{
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this->AppendMode = false;
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}
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//----------------------------------------------------------------------------
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void cmExportFileGenerator::AddConfiguration(const char* config)
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{
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this->Configurations.push_back(config);
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}
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//----------------------------------------------------------------------------
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void cmExportFileGenerator::SetExportFile(const char* mainFile)
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{
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this->MainImportFile = mainFile;
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this->FileDir =
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cmSystemTools::GetFilenamePath(this->MainImportFile);
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this->FileBase =
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cmSystemTools::GetFilenameWithoutLastExtension(this->MainImportFile);
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this->FileExt =
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cmSystemTools::GetFilenameLastExtension(this->MainImportFile);
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}
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//----------------------------------------------------------------------------
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bool cmExportFileGenerator::GenerateImportFile()
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{
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// Open the output file to generate it.
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cmsys::auto_ptr<std::ofstream> foutPtr;
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if(this->AppendMode)
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{
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// Open for append.
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cmsys::auto_ptr<std::ofstream>
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ap(new std::ofstream(this->MainImportFile.c_str(), std::ios::app));
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foutPtr = ap;
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}
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else
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{
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// Generate atomically and with copy-if-different.
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cmsys::auto_ptr<cmGeneratedFileStream>
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ap(new cmGeneratedFileStream(this->MainImportFile.c_str(), true));
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ap->SetCopyIfDifferent(true);
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foutPtr = ap;
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}
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if(!foutPtr.get() || !*foutPtr)
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{
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std::string se = cmSystemTools::GetLastSystemError();
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cmOStringStream e;
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e << "cannot write to file \"" << this->MainImportFile
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<< "\": " << se;
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cmSystemTools::Error(e.str().c_str());
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return false;
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}
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std::ostream& os = *foutPtr;
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// Protect that file against use with older CMake versions.
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os << "# Generated by CMake " << cmVersion::GetCMakeVersion() << "\n\n";
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os << "IF(\"${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}\" LESS 2.5)\n"
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<< " MESSAGE(FATAL_ERROR \"CMake >= 2.6.0 required\")\n"
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<< "ENDIF(\"${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}\" LESS 2.5)\n";
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// Isolate the file policy level.
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// We use 2.6 here instead of the current version because newer
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// versions of CMake should be able to export files imported by 2.6
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// until the import format changes.
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os << "CMAKE_POLICY(PUSH)\n"
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<< "CMAKE_POLICY(VERSION 2.6)\n";
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// Start with the import file header.
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this->GenerateImportHeaderCode(os);
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// Create all the imported targets.
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bool result = this->GenerateMainFile(os);
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// End with the import file footer.
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this->GenerateImportFooterCode(os);
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os << "CMAKE_POLICY(POP)\n";
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return result;
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}
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//----------------------------------------------------------------------------
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void cmExportFileGenerator::GenerateImportConfig(std::ostream& os,
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const char* config)
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{
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// Construct the property configuration suffix.
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std::string suffix = "_";
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if(config && *config)
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{
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suffix += cmSystemTools::UpperCase(config);
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}
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else
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{
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suffix += "NOCONFIG";
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}
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// Generate the per-config target information.
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this->GenerateImportTargetsConfig(os, config, suffix);
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}
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//----------------------------------------------------------------------------
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void
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cmExportFileGenerator
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::SetImportDetailProperties(const char* config, std::string const& suffix,
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cmTarget* target, ImportPropertyMap& properties)
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{
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// Get the makefile in which to lookup target information.
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cmMakefile* mf = target->GetMakefile();
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// Add the soname for unix shared libraries.
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if(target->GetType() == cmTarget::SHARED_LIBRARY ||
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target->GetType() == cmTarget::MODULE_LIBRARY)
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{
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// Check whether this is a DLL platform.
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bool dll_platform =
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(mf->IsOn("WIN32") || mf->IsOn("CYGWIN") || mf->IsOn("MINGW"));
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if(!dll_platform)
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{
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std::string soname = target->GetSOName(config);
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std::string prop = "IMPORTED_SONAME";
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prop += suffix;
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properties[prop] = soname;
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}
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}
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// Add the transitive link dependencies for this configuration.
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if(cmTargetLinkInterface const* iface =
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target->GetLinkInterface(config))
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{
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// This target provides a link interface, so use it.
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this->SetImportLinkProperty(suffix, target,
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"IMPORTED_LINK_INTERFACE_LIBRARIES",
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iface->Libraries, properties);
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this->SetImportLinkProperty(suffix, target,
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"IMPORTED_LINK_DEPENDENT_LIBRARIES",
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iface->SharedDeps, properties);
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}
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else if(target->GetType() == cmTarget::STATIC_LIBRARY ||
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target->GetType() == cmTarget::SHARED_LIBRARY)
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{
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// The default link interface for static and shared libraries is
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// their link implementation library list.
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this->SetImportLinkProperties(config, suffix, target, properties);
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}
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}
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//----------------------------------------------------------------------------
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void
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cmExportFileGenerator
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::SetImportLinkProperties(const char* config, std::string const& suffix,
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cmTarget* target, ImportPropertyMap& properties)
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{
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// Compute which library configuration to link.
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cmTarget::LinkLibraryType linkType = cmTarget::OPTIMIZED;
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if(config && cmSystemTools::UpperCase(config) == "DEBUG")
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{
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linkType = cmTarget::DEBUG;
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}
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// Construct the list of libs linked for this configuration.
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std::vector<std::string> actual_libs;
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cmTarget::LinkLibraryVectorType const& libs =
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target->GetOriginalLinkLibraries();
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for(cmTarget::LinkLibraryVectorType::const_iterator li = libs.begin();
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li != libs.end(); ++li)
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{
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// Skip entries that will resolve to the target itself, are empty,
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// or are not meant for this configuration.
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if(li->first == target->GetName() || li->first.empty() ||
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!(li->second == cmTarget::GENERAL || li->second == linkType))
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{
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continue;
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}
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// Store this entry.
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actual_libs.push_back(li->first);
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}
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// Store the entries in the property.
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this->SetImportLinkProperty(suffix, target,
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"IMPORTED_LINK_INTERFACE_LIBRARIES",
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actual_libs, properties);
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}
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//----------------------------------------------------------------------------
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void
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cmExportFileGenerator
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::SetImportLinkProperty(std::string const& suffix,
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cmTarget* target,
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const char* propName,
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std::vector<std::string> const& libs,
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ImportPropertyMap& properties)
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{
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// Skip the property if there are no libraries.
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if(libs.empty())
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{
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return;
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}
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// Get the makefile in which to lookup target information.
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cmMakefile* mf = target->GetMakefile();
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// Construct the property value.
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std::string link_libs;
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const char* sep = "";
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for(std::vector<std::string>::const_iterator li = libs.begin();
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li != libs.end(); ++li)
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{
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// Separate this from the previous entry.
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link_libs += sep;
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sep = ";";
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// Append this entry.
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if(cmTarget* tgt = mf->FindTargetToUse(li->c_str()))
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{
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// This is a target.
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if(tgt->IsImported())
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{
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// The target is imported (and therefore is not in the
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// export). Append the raw name.
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link_libs += *li;
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}
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else if(this->ExportedTargets.find(tgt) != this->ExportedTargets.end())
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{
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// The target is in the export. Append it with the export
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// namespace.
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link_libs += this->Namespace;
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link_libs += *li;
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}
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else
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{
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// The target is not in the export.
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if(!this->AppendMode)
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{
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// We are not appending, so all exported targets should be
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// known here. This is probably user-error.
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this->ComplainAboutMissingTarget(target, tgt);
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}
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// Assume the target will be exported by another command.
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// Append it with the export namespace.
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link_libs += this->Namespace;
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link_libs += *li;
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}
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}
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else
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{
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// Append the raw name.
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link_libs += *li;
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}
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}
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// Store the property.
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std::string prop = propName;
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prop += suffix;
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properties[prop] = link_libs;
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}
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//----------------------------------------------------------------------------
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void cmExportFileGenerator::GenerateImportHeaderCode(std::ostream& os,
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const char* config)
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{
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os << "#----------------------------------------------------------------\n"
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<< "# Generated CMake target import file";
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if(config)
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{
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os << " for configuration \"" << config << "\".\n";
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}
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else
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{
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os << ".\n";
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}
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os << "#----------------------------------------------------------------\n"
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<< "\n";
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this->GenerateImportVersionCode(os);
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}
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//----------------------------------------------------------------------------
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void cmExportFileGenerator::GenerateImportFooterCode(std::ostream& os)
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{
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os << "# Commands beyond this point should not need to know the version.\n"
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<< "SET(CMAKE_IMPORT_FILE_VERSION)\n";
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}
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//----------------------------------------------------------------------------
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void cmExportFileGenerator::GenerateImportVersionCode(std::ostream& os)
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{
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// Store an import file format version. This will let us change the
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// format later while still allowing old import files to work.
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os << "# Commands may need to know the format version.\n"
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<< "SET(CMAKE_IMPORT_FILE_VERSION 1)\n"
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<< "\n";
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}
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//----------------------------------------------------------------------------
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void
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cmExportFileGenerator
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::GenerateImportTargetCode(std::ostream& os, cmTarget* target)
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{
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// Construct the imported target name.
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std::string targetName = this->Namespace;
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targetName += target->GetName();
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// Create the imported target.
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os << "# Create imported target " << targetName << "\n";
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switch(target->GetType())
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{
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case cmTarget::EXECUTABLE:
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os << "ADD_EXECUTABLE(" << targetName << " IMPORTED)\n";
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break;
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case cmTarget::STATIC_LIBRARY:
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os << "ADD_LIBRARY(" << targetName << " STATIC IMPORTED)\n";
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break;
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case cmTarget::SHARED_LIBRARY:
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os << "ADD_LIBRARY(" << targetName << " SHARED IMPORTED)\n";
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break;
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case cmTarget::MODULE_LIBRARY:
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os << "ADD_LIBRARY(" << targetName << " MODULE IMPORTED)\n";
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break;
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default: // should never happen
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break;
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}
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// Mark the imported executable if it has exports.
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if(target->IsExecutableWithExports())
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{
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os << "SET_PROPERTY(TARGET " << targetName
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<< " PROPERTY ENABLE_EXPORTS 1)\n";
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}
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// Mark the imported library if it is a framework.
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if(target->IsFrameworkOnApple())
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{
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os << "SET_PROPERTY(TARGET " << targetName
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<< " PROPERTY FRAMEWORK 1)\n";
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}
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// Mark the imported executable if it is an application bundle.
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if(target->IsAppBundleOnApple())
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{
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os << "SET_PROPERTY(TARGET " << targetName
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<< " PROPERTY MACOSX_BUNDLE 1)\n";
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}
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os << "\n";
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}
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//----------------------------------------------------------------------------
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void
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cmExportFileGenerator
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::GenerateImportPropertyCode(std::ostream& os, const char* config,
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cmTarget* target,
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ImportPropertyMap const& properties)
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{
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// Construct the imported target name.
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std::string targetName = this->Namespace;
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targetName += target->GetName();
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// Set the import properties.
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os << "# Import target \"" << targetName << "\" for configuration \""
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<< config << "\"\n";
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os << "SET_PROPERTY(TARGET " << targetName
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<< " APPEND PROPERTY IMPORTED_CONFIGURATIONS ";
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if(config && *config)
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{
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os << cmSystemTools::UpperCase(config);
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}
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else
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{
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os << "NOCONFIG";
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}
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os << ")\n";
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os << "SET_TARGET_PROPERTIES(" << targetName << " PROPERTIES\n";
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for(ImportPropertyMap::const_iterator pi = properties.begin();
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pi != properties.end(); ++pi)
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{
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os << " " << pi->first << " \"" << pi->second << "\"\n";
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}
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os << " )\n"
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<< "\n";
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}
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