clang/lib/Tooling/GuessTargetAndModeCompilationDatabase.cpp

   1 //===- GuessTargetAndModeCompilationDatabase.cpp --------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "clang/Tooling/CompilationDatabase.h"
  10 #include "clang/Tooling/Tooling.h"
  11 #include <memory>
  12
  13 namespace clang {
  14 namespace tooling {
  15
  16 namespace {
  17 class TargetAndModeAdderDatabase : public CompilationDatabase {
  18 public:
  19   TargetAndModeAdderDatabase(std::unique_ptr<CompilationDatabase> Base)
  20       : Base(std::move(Base)) {
  21     assert(this->Base != nullptr);
  22   }
  23
  24   std::vector<std::string> getAllFiles() const override {
  25     return Base->getAllFiles();
  26   }
  27
  28   std::vector<CompileCommand> getAllCompileCommands() const override {
  29     return addTargetAndMode(Base->getAllCompileCommands());
  30   }
  31
  32   std::vector<CompileCommand>
  33   getCompileCommands(StringRef FilePath) const override {
  34     return addTargetAndMode(Base->getCompileCommands(FilePath));
  35   }
  36
  37 private:
  38   std::vector<CompileCommand>
  39   addTargetAndMode(std::vector<CompileCommand> Cmds) const {
  40     for (auto &Cmd : Cmds) {
  41       if (Cmd.CommandLine.empty())
  42         continue;
  43       addTargetAndModeForProgramName(Cmd.CommandLine, Cmd.CommandLine.front());
  44     }
  45     return Cmds;
  46   }
  47   std::unique_ptr<CompilationDatabase> Base;
  48 };
  49 } // namespace
  50
  51 std::unique_ptr<CompilationDatabase>
  52 inferTargetAndDriverMode(std::unique_ptr<CompilationDatabase> Base) {
  53   return std::make_unique<TargetAndModeAdderDatabase>(std::move(Base));
  54 }
  55
  56 } // namespace tooling
  57 } // namespace clang