mirror of
https://github.com/reactos/CMake.git
synced 2024-12-03 17:11:04 +00:00
277 lines
7.9 KiB
C++
277 lines
7.9 KiB
C++
/*=========================================================================
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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) 2002 Insight Consortium. All rights reserved.
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See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm 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 "cmTryCompileCommand.h"
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#include "cmCacheManager.h"
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#include "cmListFileCache.h"
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int cmTryCompileCommand::CoreTryCompileCode(
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cmMakefile *mf, std::vector<std::string> const& argv, bool clean)
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{
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// which signature were we called with ?
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bool srcFileSignature = false;
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unsigned int i;
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// where will the binaries be stored
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const char* binaryDirectory = argv[1].c_str();
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const char* sourceDirectory = argv[2].c_str();
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const char* projectName = 0;
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const char* targetName = 0;
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std::string tmpString;
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// do we have a srcfile signature
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if (argv.size() == 3 || argv[3] == "CMAKE_FLAGS" || argv[3] == "COMPILE_DEFINITIONS" ||
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argv[3] == "OUTPUT_VARIABLE")
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{
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srcFileSignature = true;
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}
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// look for CMAKE_FLAGS and store them
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std::vector<std::string> cmakeFlags;
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for (i = 3; i < argv.size(); ++i)
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{
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if (argv[i] == "CMAKE_FLAGS")
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{
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for (; i < argv.size() && argv[i] != "COMPILE_DEFINITIONS" &&
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argv[i] != "OUTPUT_VARIABLE";
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++i)
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{
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cmakeFlags.push_back(argv[i]);
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}
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break;
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}
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}
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// look for OUTPUT_VARIABLE and store them
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std::string outputVariable;
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for (i = 3; i < argv.size(); ++i)
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{
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if (argv[i] == "OUTPUT_VARIABLE")
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{
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if ( argv.size() <= (i+1) )
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{
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cmSystemTools::Error(
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"OUTPUT_VARIABLE specified but there is no variable");
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return -1;
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}
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outputVariable = argv[i+1];
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break;
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}
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}
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// look for COMPILE_DEFINITIONS and store them
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std::vector<std::string> compileFlags;
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for (i = 3; i < argv.size(); ++i)
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{
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if (argv[i] == "COMPILE_DEFINITIONS")
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{
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// only valid for srcfile signatures
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if (!srcFileSignature)
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{
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cmSystemTools::Error(
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"COMPILE_FLAGS specified on a srcdir type TRY_COMPILE");
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return -1;
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}
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for (i = i + 1; i < argv.size() && argv[i] != "CMAKE_FLAGS" &&
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argv[i] != "OUTPUT_VARIABLE";
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++i)
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{
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compileFlags.push_back(argv[i]);
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}
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break;
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}
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}
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// compute the binary dir when TRY_COMPILE is called with a src file
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// signature
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if (srcFileSignature)
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{
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tmpString = argv[1] + "/CMakeTmp";
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binaryDirectory = tmpString.c_str();
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}
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// make sure the binary directory exists
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cmSystemTools::MakeDirectory(binaryDirectory);
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// do not allow recursive try Compiles
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if (!strcmp(binaryDirectory,mf->GetHomeOutputDirectory()))
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{
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cmSystemTools::Error("Attempt at a recursive or nested TRY_COMPILE",
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binaryDirectory);
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return -1;
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}
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std::string outFileName = tmpString + "/CMakeLists.txt";
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// which signature are we using? If we are using var srcfile bindir
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if (srcFileSignature)
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{
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// remove any CMakeCache.txt files so we will have a clean test
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std::string ccFile = tmpString + "/CMakeCache.txt";
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cmSystemTools::RemoveFile(ccFile.c_str());
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// we need to create a directory and CMakeList file etc...
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// first create the directories
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sourceDirectory = binaryDirectory;
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// now create a CMakeList.txt file in that directory
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FILE *fout = fopen(outFileName.c_str(),"w");
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if (!fout)
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{
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cmSystemTools::Error("Failed to create CMakeList file for ",
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outFileName.c_str());
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return -1;
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}
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std::string source = argv[2];
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cmSystemTools::e_FileFormat format =
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cmSystemTools::GetFileFormat(
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cmSystemTools::GetFilenameExtension(source).c_str());
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if ( format == cmSystemTools::C_FILE_FORMAT )
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{
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fprintf(fout, "PROJECT(CMAKE_TRY_COMPILE C)\n");
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}
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else if ( format == cmSystemTools::CXX_FILE_FORMAT )
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{
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fprintf(fout, "PROJECT(CMAKE_TRY_COMPILE CXX)\n");
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}
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else
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{
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cmSystemTools::Error("Unknown file format for file: ", source.c_str(),
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"; TRY_COMPILE only works for C and CXX files");
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return -1;
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}
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if ( format == cmSystemTools::CXX_FILE_FORMAT )
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{
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fprintf(fout, "IF (CMAKE_ANSI_CXXFLAGS)\n");
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fprintf(fout, " SET(CMAKE_CXX_FLAGS \"${CMAKE_CXX_FLAGS}"
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" ${CMAKE_ANSI_CXXFLAGS}\")\n");
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fprintf(fout, "ENDIF (CMAKE_ANSI_CXXFLAGS)\n");
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}
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if ( format == cmSystemTools::C_FILE_FORMAT )
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{
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fprintf(fout, "IF (CMAKE_ANSI_CFLAGS)\n");
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fprintf(fout, " SET(CMAKE_C_FLAGS \"${CMAKE_C_FLAGS} ${CMAKE_ANSI_CFLAGS}\")\n");
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fprintf(fout, "ENDIF (CMAKE_ANSI_CFLAGS)\n");
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}
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fprintf(fout, "ADD_DEFINITIONS(${COMPILE_DEFINITIONS})\n");
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fprintf(fout, "INCLUDE_DIRECTORIES(${INCLUDE_DIRECTORIES})\n");
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fprintf(fout, "LINK_DIRECTORIES(${LINK_DIRECTORIES})\n");
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// handle any compile flags we need to pass on
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if (compileFlags.size())
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{
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fprintf(fout, "ADD_DEFINITIONS( ");
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for (i = 0; i < compileFlags.size(); ++i)
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{
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fprintf(fout,"%s ",compileFlags[i].c_str());
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}
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fprintf(fout, ")\n");
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}
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fprintf(fout, "ADD_EXECUTABLE(cmTryCompileExec \"%s\")\n",source.c_str());
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fprintf(fout, "TARGET_LINK_LIBRARIES(cmTryCompileExec ${LINK_LIBRARIES})\n");
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fclose(fout);
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projectName = "CMAKE_TRY_COMPILE";
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targetName = "cmTryCompileExec";
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}
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// else the srcdir bindir project target signature
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else
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{
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projectName = argv[3].c_str();
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if (argv.size() == 5)
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{
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targetName = argv[4].c_str();
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}
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}
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std::string output;
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// actually do the try compile now that everything is setup
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int res = mf->TryCompile(sourceDirectory, binaryDirectory,
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projectName, targetName, &cmakeFlags, &output);
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// set the result var to the return value to indicate success or failure
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mf->AddCacheDefinition(argv[0].c_str(), (res == 0 ? "TRUE" : "FALSE"),
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"Result of TRY_COMPILE",
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cmCacheManager::INTERNAL);
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if ( outputVariable.size() > 0 )
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{
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mf->AddDefinition(outputVariable.c_str(), output.c_str());
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}
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// if They specified clean then we clean up what we can
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if (srcFileSignature && clean)
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{
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cmListFileCache::GetInstance()->FlushCache(outFileName.c_str());
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cmTryCompileCommand::CleanupFiles(binaryDirectory);
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}
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return res;
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}
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// cmExecutableCommand
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bool cmTryCompileCommand::InitialPass(std::vector<std::string> const& argv)
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{
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if(argv.size() < 3)
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{
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return false;
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}
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if ( m_Makefile->GetLocal() )
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{
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return true;
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}
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cmTryCompileCommand::CoreTryCompileCode(m_Makefile,argv,true);
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return true;
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}
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static void cmTryCompileCommandNotUsed(bool){}
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void cmTryCompileCommand::CleanupFiles(const char* binDir, bool recursive)
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{
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if ( !binDir )
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{
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return;
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}
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cmTryCompileCommandNotUsed(recursive);
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#ifdef WIN32
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if ( recursive )
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{
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std::string bdir = binDir;
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bdir += "/Debug";
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cmTryCompileCommand::CleanupFiles(bdir.c_str(), false);
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}
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#endif
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cmDirectory dir;
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dir.Load(binDir);
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size_t fileNum;
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for (fileNum = 0; fileNum < dir.GetNumberOfFiles(); ++fileNum)
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{
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if (strcmp(dir.GetFile(fileNum),".") &&
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strcmp(dir.GetFile(fileNum),".."))
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{
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std::string fullPath = binDir;
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fullPath += "/";
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fullPath += dir.GetFile(fileNum);
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cmSystemTools::RemoveFile(fullPath.c_str());
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}
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}
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}
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