168 lines · cpp
1#include "clang-c/CXCompilationDatabase.h"2#include "CXString.h"3#include "clang/Tooling/CompilationDatabase.h"4#include <cstdio>5 6using namespace clang;7using namespace clang::tooling;8 9// FIXME: do something more useful with the error message10CXCompilationDatabase11clang_CompilationDatabase_fromDirectory(const char *BuildDir,12 CXCompilationDatabase_Error *ErrorCode)13{14 std::string ErrorMsg;15 CXCompilationDatabase_Error Err = CXCompilationDatabase_NoError;16 17 std::unique_ptr<CompilationDatabase> db =18 CompilationDatabase::loadFromDirectory(BuildDir, ErrorMsg);19 20 if (!db) {21 fprintf(stderr, "LIBCLANG TOOLING ERROR: %s\n", ErrorMsg.c_str());22 Err = CXCompilationDatabase_CanNotLoadDatabase;23 }24 25 if (ErrorCode)26 *ErrorCode = Err;27 28 return db.release();29}30 31void32clang_CompilationDatabase_dispose(CXCompilationDatabase CDb)33{34 delete static_cast<CompilationDatabase *>(CDb);35}36 37struct AllocatedCXCompileCommands38{39 std::vector<CompileCommand> CCmd;40 41 AllocatedCXCompileCommands(std::vector<CompileCommand> Cmd)42 : CCmd(std::move(Cmd)) {}43};44 45CXCompileCommands46clang_CompilationDatabase_getCompileCommands(CXCompilationDatabase CDb,47 const char *CompleteFileName)48{49 if (CompilationDatabase *db = static_cast<CompilationDatabase *>(CDb)) {50 std::vector<CompileCommand> CCmd(db->getCompileCommands(CompleteFileName));51 if (!CCmd.empty())52 return new AllocatedCXCompileCommands(std::move(CCmd));53 }54 55 return nullptr;56}57 58CXCompileCommands59clang_CompilationDatabase_getAllCompileCommands(CXCompilationDatabase CDb) {60 if (CompilationDatabase *db = static_cast<CompilationDatabase *>(CDb)) {61 std::vector<CompileCommand> CCmd(db->getAllCompileCommands());62 if (!CCmd.empty())63 return new AllocatedCXCompileCommands(std::move(CCmd));64 }65 66 return nullptr;67}68 69void70clang_CompileCommands_dispose(CXCompileCommands Cmds)71{72 delete static_cast<AllocatedCXCompileCommands *>(Cmds);73}74 75unsigned76clang_CompileCommands_getSize(CXCompileCommands Cmds)77{78 if (!Cmds)79 return 0;80 81 AllocatedCXCompileCommands *ACC =82 static_cast<AllocatedCXCompileCommands *>(Cmds);83 84 return ACC->CCmd.size();85}86 87CXCompileCommand88clang_CompileCommands_getCommand(CXCompileCommands Cmds, unsigned I)89{90 if (!Cmds)91 return nullptr;92 93 AllocatedCXCompileCommands *ACC =94 static_cast<AllocatedCXCompileCommands *>(Cmds);95 96 if (I >= ACC->CCmd.size())97 return nullptr;98 99 return &ACC->CCmd[I];100}101 102CXString103clang_CompileCommand_getDirectory(CXCompileCommand CCmd)104{105 if (!CCmd)106 return cxstring::createNull();107 108 CompileCommand *cmd = static_cast<CompileCommand *>(CCmd);109 return cxstring::createRef(cmd->Directory.c_str());110}111 112CXString113clang_CompileCommand_getFilename(CXCompileCommand CCmd)114{115 if (!CCmd)116 return cxstring::createNull();117 118 CompileCommand *cmd = static_cast<CompileCommand *>(CCmd);119 return cxstring::createRef(cmd->Filename.c_str());120}121 122unsigned123clang_CompileCommand_getNumArgs(CXCompileCommand CCmd)124{125 if (!CCmd)126 return 0;127 128 return static_cast<CompileCommand *>(CCmd)->CommandLine.size();129}130 131CXString132clang_CompileCommand_getArg(CXCompileCommand CCmd, unsigned Arg)133{134 if (!CCmd)135 return cxstring::createNull();136 137 CompileCommand *Cmd = static_cast<CompileCommand *>(CCmd);138 139 if (Arg >= Cmd->CommandLine.size())140 return cxstring::createNull();141 142 return cxstring::createRef(Cmd->CommandLine[Arg].c_str());143}144 145unsigned146clang_CompileCommand_getNumMappedSources(CXCompileCommand CCmd)147{148 // Left here for backward compatibility. No mapped sources exists in the C++149 // backend anymore.150 return 0;151}152 153CXString154clang_CompileCommand_getMappedSourcePath(CXCompileCommand CCmd, unsigned I)155{156 // Left here for backward compatibility. No mapped sources exists in the C++157 // backend anymore.158 return cxstring::createNull();159}160 161CXString162clang_CompileCommand_getMappedSourceContent(CXCompileCommand CCmd, unsigned I)163{164 // Left here for backward compatibility. No mapped sources exists in the C++165 // backend anymore.166 return cxstring::createNull();167}168