clang  10.0.0svn
GuessTargetAndModeCompilationDatabase.cpp
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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 
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
std::unique_ptr< CompilationDatabase > inferTargetAndDriverMode(std::unique_ptr< CompilationDatabase > Base)
Returns a wrapped CompilationDatabase that will add -target and -mode flags to commandline when they ...
Definition: Format.h:2310
CompileCommand Cmd
void addTargetAndModeForProgramName(std::vector< std::string > &CommandLine, StringRef InvokedAs)
Changes CommandLine to contain implicit flags that would have been defined had the compiler driver be...
Definition: Tooling.cpp:220
Dataflow Directional Tag Classes.