1 //===- CompilationDatabase.cpp --------------------------------------------===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
15 //===----------------------------------------------------------------------===//
71     if (std::unique_ptr<CompilationDatabase> DB =  in loadFromDirectory()  local
72             Plugin->loadFromDirectory(BuildDirectory, DatabaseErrorMessage))  in loadFromDirectory()
73       return DB;  in loadFromDirectory()
87     if (std::unique_ptr<CompilationDatabase> DB =  in findCompilationDatabaseFromDirectory()  local
89       return DB;  in findCompilationDatabaseFromDirectory()
109   std::unique_ptr<CompilationDatabase> DB =  in autoDetectFromSource()  local
112   if (!DB)  in autoDetectFromSource()
113     ErrorMessage = ("Could not auto-detect compilation database for file \"" +  in autoDetectFromSource()
115   return DB;  in autoDetectFromSource()
123   std::unique_ptr<CompilationDatabase> DB =  in autoDetectFromDirectory()  local
126   if (!DB)  in autoDetectFromDirectory()
127     ErrorMessage = ("Could not auto-detect compilation database from directory \"" +  in autoDetectFromDirectory()
129   return DB;  in autoDetectFromDirectory()
157     switch (A->getKind()) {  in runImpl()
166         Inputs.push_back(std::string(IA->getInputArg().getSpelling()));  in runImpl()
175     for (const driver::Action *AI : A->inputs())  in runImpl()
203 // Filter of tools unused flags such as -no-integrated-as and -Wa,*.
208     return (S == "-no-integrated-as") || S.starts_with("-Wa,");  in operator ()()
218   llvm::sys::path::append(ClangToolPath, "clang-tool");  in GetClangToolCommand()
224 /// Strips any positional args and possible argv[0] from a command-line
242 ///          contains an option like -E or -version).
259   NewDriver->setCheckInputsExist(false);  in stripPositionalArgs()
266   // By adding -c, we force the driver to treat compilation as the last phase.  in stripPositionalArgs()
267   // It will then issue warnings via Diagnostics about un-used options that  in stripPositionalArgs()
270   // insertng a new argv[0] above. All un-used options get collected by  in stripPositionalArgs()
272   Args.push_back("-c");  in stripPositionalArgs()
276   // prevents compilation, e.g. -E or something like -version, we may still end  in stripPositionalArgs()
283       NewDriver->BuildCompilation(Args));  in stripPositionalArgs()
287   const driver::JobList &Jobs = Compilation->getJobs();  in stripPositionalArgs()
291   for (const auto &Cmd : Jobs) {  in stripPositionalArgs()  local
294     // -flto* flags make the BackendJobClass, which still needs analyzer.  in stripPositionalArgs()
295     if (Cmd.getSource().getKind() == driver::Action::AssembleJobClass ||  in stripPositionalArgs()
296         Cmd.getSource().getKind() == driver::Action::BackendJobClass ||  in stripPositionalArgs()
297         Cmd.getSource().getKind() == driver::Action::CompileJobClass ||  in stripPositionalArgs()
298         Cmd.getSource().getKind() == driver::Action::PrecompileJobClass) {  in stripPositionalArgs()
299       CompileAnalyzer.run(&Cmd.getSource());  in stripPositionalArgs()
316   // Remove the -c add above as well. It will be at the end right now.  in stripPositionalArgs()
317   assert(strcmp(*(End - 1), "-c") == 0);  in stripPositionalArgs()
318   --End;  in stripPositionalArgs()
332   const char *const *DoubleDash = std::find(Argv, Argv + Argc, StringRef("--"));  in loadFromCommandLine()
336   Argc = DoubleDash - Argv;  in loadFromCommandLine()
354                         (*File)->getBuffer(), ErrorMsg);  in loadFromFile()
405 X("fixed-compilation-database", "Reads plain-text flags file");