diff options
Diffstat (limited to 'Source/cmTryCompileCommand.cxx')
| -rw-r--r-- | Source/cmTryCompileCommand.cxx | 376 |
1 files changed, 7 insertions, 369 deletions
diff --git a/Source/cmTryCompileCommand.cxx b/Source/cmTryCompileCommand.cxx index e3d47ee..a48f723 100644 --- a/Source/cmTryCompileCommand.cxx +++ b/Source/cmTryCompileCommand.cxx @@ -15,267 +15,8 @@ =========================================================================*/ #include "cmTryCompileCommand.h" -#include "cmake.h" -#include "cmCacheManager.h" -#include "cmGlobalGenerator.h" -#include "cmListFileCache.h" -#include <cmsys/Directory.hxx> -int cmTryCompileCommand::CoreTryCompileCode( - cmMakefile *mf, std::vector<std::string> const& argv, bool clean, - const char* cmakeCommand, std::string& outputFile) -{ - // which signature were we called with ? - bool srcFileSignature = false; - unsigned int i; - - // where will the binaries be stored - const char* binaryDirectory = argv[1].c_str(); - const char* sourceDirectory = argv[2].c_str(); - const char* projectName = 0; - const char* targetName = 0; - std::string tmpString; - int extraArgs = 0; - - // look for CMAKE_FLAGS and store them - std::vector<std::string> cmakeFlags; - for (i = 3; i < argv.size(); ++i) - { - if (argv[i] == "CMAKE_FLAGS") - { - // CMAKE_FLAGS is the first argument because we need an argv[0] that - // is not used, so it matches regular command line parsing which has - // the program name as arg 0 - for (; i < argv.size() && argv[i] != "COMPILE_DEFINITIONS" && - argv[i] != "OUTPUT_VARIABLE"; - ++i) - { - extraArgs++; - cmakeFlags.push_back(argv[i]); - } - break; - } - } - - // look for OUTPUT_VARIABLE and store them - std::string outputVariable; - for (i = 3; i < argv.size(); ++i) - { - if (argv[i] == "OUTPUT_VARIABLE") - { - if ( argv.size() <= (i+1) ) - { - cmSystemTools::Error( - "OUTPUT_VARIABLE specified but there is no variable"); - return -1; - } - extraArgs += 2; - outputVariable = argv[i+1]; - break; - } - } - - // look for COMPILE_DEFINITIONS and store them - std::vector<std::string> compileFlags; - for (i = 3; i < argv.size(); ++i) - { - if (argv[i] == "COMPILE_DEFINITIONS") - { - extraArgs++; - for (i = i + 1; i < argv.size() && argv[i] != "CMAKE_FLAGS" && - argv[i] != "OUTPUT_VARIABLE"; - ++i) - { - extraArgs++; - compileFlags.push_back(argv[i]); - } - break; - } - } - - // do we have a srcfile signature - if (argv.size() - extraArgs == 3) - { - srcFileSignature = true; - } - - // only valid for srcfile signatures - if (!srcFileSignature && compileFlags.size()) - { - cmSystemTools::Error( - "COMPILE_FLAGS specified on a srcdir type TRY_COMPILE"); - return -1; - } - - // compute the binary dir when TRY_COMPILE is called with a src file - // signature - if (srcFileSignature) - { - tmpString = argv[1]; - tmpString += cmake::GetCMakeFilesDirectory(); - tmpString += "/CMakeTmp"; - binaryDirectory = tmpString.c_str(); - } - // make sure the binary directory exists - cmSystemTools::MakeDirectory(binaryDirectory); - - // do not allow recursive try Compiles - if (!strcmp(binaryDirectory,mf->GetHomeOutputDirectory())) - { - cmSystemTools::Error( - "Attempt at a recursive or nested TRY_COMPILE in directory ", - binaryDirectory); - return -1; - } - - std::string outFileName = tmpString + "/CMakeLists.txt"; - // which signature are we using? If we are using var srcfile bindir - if (srcFileSignature) - { - // remove any CMakeCache.txt files so we will have a clean test - std::string ccFile = tmpString + "/CMakeCache.txt"; - cmSystemTools::RemoveFile(ccFile.c_str()); - - // we need to create a directory and CMakeList file etc... - // first create the directories - sourceDirectory = binaryDirectory; - - // now create a CMakeList.txt file in that directory - FILE *fout = fopen(outFileName.c_str(),"w"); - if (!fout) - { - cmSystemTools::Error("Failed to create CMakeList file for ", - outFileName.c_str()); - cmSystemTools::ReportLastSystemError(""); - return -1; - } - - std::string source = argv[2]; - std::string ext = cmSystemTools::GetFilenameExtension(source); - const char* lang = (mf->GetCMakeInstance()->GetGlobalGenerator() - ->GetLanguageFromExtension(ext.c_str())); - const char* def = mf->GetDefinition("CMAKE_MODULE_PATH"); - if(def) - { - fprintf(fout, "SET(CMAKE_MODULE_PATH %s)\n", def); - } - if(lang) - { - fprintf(fout, "PROJECT(CMAKE_TRY_COMPILE %s)\n", lang); - } - else - { - cmOStringStream err; - err << "Unknown extension \"" << ext << "\" for file \"" - << source << "\". TRY_COMPILE only works for enabled languages.\n" - << "Currently enabled languages are:"; - std::vector<std::string> langs; - mf->GetCMakeInstance()->GetGlobalGenerator()-> - GetEnabledLanguages(langs); - for(std::vector<std::string>::iterator l = langs.begin(); - l != langs.end(); ++l) - { - err << " " << *l; - } - err << "\nSee PROJECT command for help enabling other languages."; - cmSystemTools::Error(err.str().c_str()); - fclose(fout); - return -1; - } - std::string langFlags = "CMAKE_"; - langFlags += lang; - langFlags += "_FLAGS"; - fprintf(fout, "SET(CMAKE_VERBOSE_MAKEFILE 1)\n"); - fprintf(fout, "SET(CMAKE_%s_FLAGS \"", lang); - const char* flags = mf->GetDefinition(langFlags.c_str()); - if(flags) - { - fprintf(fout, " %s ", flags); - } - fprintf(fout, " ${COMPILE_DEFINITIONS}\")\n"); - fprintf(fout, "INCLUDE_DIRECTORIES(${INCLUDE_DIRECTORIES})\n"); - fprintf(fout, "LINK_DIRECTORIES(${LINK_DIRECTORIES})\n"); - // handle any compile flags we need to pass on - if (compileFlags.size()) - { - fprintf(fout, "ADD_DEFINITIONS( "); - for (i = 0; i < compileFlags.size(); ++i) - { - fprintf(fout,"%s ",compileFlags[i].c_str()); - } - fprintf(fout, ")\n"); - } - const char* platformOptions = - mf->GetDefinition("CMAKE_TRY_COMPILE_PLATFORM_OPTIONS"); - if ( platformOptions ) - { - fprintf(fout, "%s\n", platformOptions); - } - - fprintf(fout, "ADD_EXECUTABLE(cmTryCompileExec \"%s\")\n",source.c_str()); - fprintf(fout, - "TARGET_LINK_LIBRARIES(cmTryCompileExec ${LINK_LIBRARIES})\n"); - fclose(fout); - projectName = "CMAKE_TRY_COMPILE"; - targetName = "cmTryCompileExec"; - // if the source is not in CMakeTmp - if(source.find("CMakeTmp") == source.npos) - { - mf->AddCMakeDependFile(source.c_str()); - } - - } - // else the srcdir bindir project target signature - else - { - projectName = argv[3].c_str(); - - if (argv.size() - extraArgs == 5) - { - targetName = argv[4].c_str(); - } - } - - bool erroroc = cmSystemTools::GetErrorOccuredFlag(); - cmSystemTools::ResetErrorOccuredFlag(); - std::string output; - // actually do the try compile now that everything is setup - int res = mf->TryCompile(sourceDirectory, binaryDirectory, - projectName, targetName, &cmakeFlags, &output); - if ( erroroc ) - { - cmSystemTools::SetErrorOccured(); - } - - // set the result var to the return value to indicate success or failure - mf->AddCacheDefinition(argv[0].c_str(), (res == 0 ? "TRUE" : "FALSE"), - "Result of TRY_COMPILE", - cmCacheManager::INTERNAL); - - if ( outputVariable.size() > 0 ) - { - mf->AddDefinition(outputVariable.c_str(), output.c_str()); - } - - // if They specified clean then we clean up what we can - if (srcFileSignature) - { - std::string errorMessage; - outputFile = cmTryCompileCommand::GetOutputFile(mf, binaryDirectory, - targetName, cmakeCommand, - errorMessage); - if (clean) - { - if(!mf->GetCMakeInstance()->GetDebugTryCompile()) - { - cmTryCompileCommand::CleanupFiles(binaryDirectory); - } - } - } - return res; -} - -// cmExecutableCommand +// cmTryCompileCommand bool cmTryCompileCommand::InitialPass(std::vector<std::string> const& argv) { if(argv.size() < 3) @@ -283,119 +24,16 @@ bool cmTryCompileCommand::InitialPass(std::vector<std::string> const& argv) return false; } - std::string dummy; - cmTryCompileCommand::CoreTryCompileCode(this->Makefile,argv, true, - this->GetName(), dummy); - - return true; -} + this->TryCompileCode(argv); -void cmTryCompileCommand::CleanupFiles(const char* binDir) -{ - if ( !binDir ) - { - return; - } - - std::string bdir = binDir; - if(bdir.find("CMakeTmp") == std::string::npos) - { - cmSystemTools::Error( - "TRY_COMPILE attempt to remove -rf directory that does not contain " - "CMakeTmp:", binDir); - return; - } - - cmsys::Directory dir; - dir.Load(binDir); - size_t fileNum; - std::set<cmStdString> deletedFiles; - for (fileNum = 0; fileNum < dir.GetNumberOfFiles(); ++fileNum) + // if They specified clean then we clean up what we can + if (this->SrcFileSignature) { - if (strcmp(dir.GetFile(static_cast<unsigned long>(fileNum)),".") && - strcmp(dir.GetFile(static_cast<unsigned long>(fileNum)),"..")) + if(!this->Makefile->GetCMakeInstance()->GetDebugTryCompile()) { - - if(deletedFiles.find( dir.GetFile(static_cast<unsigned long>(fileNum))) - == deletedFiles.end()) - { - deletedFiles.insert(dir.GetFile(static_cast<unsigned long>(fileNum))); - std::string fullPath = binDir; - fullPath += "/"; - fullPath += dir.GetFile(static_cast<unsigned long>(fileNum)); - if(cmSystemTools::FileIsDirectory(fullPath.c_str())) - { - cmTryCompileCommand::CleanupFiles(fullPath.c_str()); - } - else - { - if(!cmSystemTools::RemoveFile(fullPath.c_str())) - { - std::string m = "Remove failed on file: "; - m += fullPath; - cmSystemTools::ReportLastSystemError(m.c_str()); - } - } - } + this->CleanupFiles(this->BinaryDirectory.c_str()); } } + return true; } -const char* cmTryCompileCommand::GetOutputFile(cmMakefile* mf, - const char* binaryDirectory, - const char* targetName, - const char* cmakeCommand, - std::string& errorMessage) -{ - errorMessage = ""; - std::string outputFile = "/"; - outputFile += targetName; - outputFile += mf->GetSafeDefinition("CMAKE_EXECUTABLE_SUFFIX"); - - // a list of directories where to search for the compilation result - // at first directly in the binary dir - std::vector<std::string> searchDirs; - searchDirs.push_back(""); - - const char* config = mf->GetDefinition("CMAKE_TRY_COMPILE_CONFIGURATION"); - // if a config was specified try that first - if (config && config[0]) - { - std::string tmp = "/"; - tmp += config; - searchDirs.push_back(tmp); - } - searchDirs.push_back("/Debug"); - searchDirs.push_back("/Development"); - - for(std::vector<std::string>::const_iterator it = searchDirs.begin(); - it != searchDirs.end(); - ++it) - { - std::string command = binaryDirectory; - command += *it; - command += outputFile; - if(cmSystemTools::FileExists(command.c_str())) - { - outputFile = cmSystemTools::CollapseFullPath(command.c_str()); - return outputFile.c_str(); - } - } - - cmOStringStream emsg; - emsg << "Unable to find executable for " << cmakeCommand << ": tried \""; - for (unsigned int i = 0; i < searchDirs.size(); ++i) - { - emsg << binaryDirectory << searchDirs[i] << outputFile; - if (i < searchDirs.size() - 1) - { - emsg << "\" and \""; - } - else - { - emsg << "\"."; - } - } - errorMessage = emsg.str(); - return ""; -} |