1 //===--- ARCMTActions.cpp - ARC Migrate Tool Frontend Actions ---*- C++ -*-===//
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/ARCMigrate/ARCMTActions.h"
10 #include "clang/ARCMigrate/ARCMT.h"
11 #include "clang/Frontend/CompilerInstance.h"
12 
13 using namespace clang;
14 using namespace arcmt;
15 
BeginInvocation(CompilerInstance & CI)16 bool CheckAction::BeginInvocation(CompilerInstance &CI) {
17   if (arcmt::checkForManualIssues(CI.getInvocation(), getCurrentInput(),
18                                   CI.getPCHContainerOperations(),
19                                   CI.getDiagnostics().getClient()))
20     return false; // errors, stop the action.
21 
22   // We only want to see warnings reported from arcmt::checkForManualIssues.
23   CI.getDiagnostics().setIgnoreAllWarnings(true);
24   return true;
25 }
26 
CheckAction(std::unique_ptr<FrontendAction> WrappedAction)27 CheckAction::CheckAction(std::unique_ptr<FrontendAction> WrappedAction)
28   : WrapperFrontendAction(std::move(WrappedAction)) {}
29 
BeginInvocation(CompilerInstance & CI)30 bool ModifyAction::BeginInvocation(CompilerInstance &CI) {
31   return !arcmt::applyTransformations(CI.getInvocation(), getCurrentInput(),
32                                       CI.getPCHContainerOperations(),
33                                       CI.getDiagnostics().getClient());
34 }
35 
ModifyAction(std::unique_ptr<FrontendAction> WrappedAction)36 ModifyAction::ModifyAction(std::unique_ptr<FrontendAction> WrappedAction)
37   : WrapperFrontendAction(std::move(WrappedAction)) {}
38 
BeginInvocation(CompilerInstance & CI)39 bool MigrateAction::BeginInvocation(CompilerInstance &CI) {
40   if (arcmt::migrateWithTemporaryFiles(
41           CI.getInvocation(), getCurrentInput(), CI.getPCHContainerOperations(),
42           CI.getDiagnostics().getClient(), MigrateDir, EmitPremigrationARCErros,
43           PlistOut))
44     return false; // errors, stop the action.
45 
46   // We only want to see diagnostics emitted by migrateWithTemporaryFiles.
47   CI.getDiagnostics().setIgnoreAllWarnings(true);
48   return true;
49 }
50 
MigrateAction(std::unique_ptr<FrontendAction> WrappedAction,StringRef migrateDir,StringRef plistOut,bool emitPremigrationARCErrors)51 MigrateAction::MigrateAction(std::unique_ptr<FrontendAction> WrappedAction,
52                              StringRef migrateDir,
53                              StringRef plistOut,
54                              bool emitPremigrationARCErrors)
55   : WrapperFrontendAction(std::move(WrappedAction)), MigrateDir(migrateDir),
56     PlistOut(plistOut), EmitPremigrationARCErros(emitPremigrationARCErrors) {
57   if (MigrateDir.empty())
58     MigrateDir = "."; // user current directory if none is given.
59 }
60