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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===- ArgumentsAdjusters.h - Command line arguments adjuster ---*- C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file declares type ArgumentsAdjuster and functions to create several |
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| 10 | // useful argument adjusters. |
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| 11 | // ArgumentsAdjusters modify command line arguments obtained from a compilation |
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| 12 | // database before they are used to run a frontend action. |
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| 13 | // |
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| 14 | //===----------------------------------------------------------------------===// |
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| 15 | |||
| 16 | #ifndef LLVM_CLANG_TOOLING_ARGUMENTSADJUSTERS_H |
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| 17 | #define LLVM_CLANG_TOOLING_ARGUMENTSADJUSTERS_H |
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| 18 | |||
| 19 | #include "clang/Basic/LLVM.h" |
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| 20 | #include "llvm/ADT/StringRef.h" |
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| 21 | #include <functional> |
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| 22 | #include <string> |
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| 23 | #include <vector> |
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| 24 | |||
| 25 | namespace clang { |
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| 26 | namespace tooling { |
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| 27 | |||
| 28 | /// A sequence of command line arguments. |
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| 29 | using CommandLineArguments = std::vector<std::string>; |
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| 30 | |||
| 31 | /// A prototype of a command line adjuster. |
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| 32 | /// |
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| 33 | /// Command line argument adjuster is responsible for command line arguments |
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| 34 | /// modification before the arguments are used to run a frontend action. |
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| 35 | using ArgumentsAdjuster = std::function<CommandLineArguments( |
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| 36 | const CommandLineArguments &, StringRef Filename)>; |
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| 37 | |||
| 38 | /// Gets an argument adjuster that converts input command line arguments |
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| 39 | /// to the "syntax check only" variant. |
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| 40 | ArgumentsAdjuster getClangSyntaxOnlyAdjuster(); |
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| 41 | |||
| 42 | /// Gets an argument adjuster which removes output-related command line |
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| 43 | /// arguments. |
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| 44 | ArgumentsAdjuster getClangStripOutputAdjuster(); |
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| 45 | |||
| 46 | /// Gets an argument adjuster which removes dependency-file |
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| 47 | /// related command line arguments. |
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| 48 | ArgumentsAdjuster getClangStripDependencyFileAdjuster(); |
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| 49 | |||
| 50 | enum class ArgumentInsertPosition { BEGIN, END }; |
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| 51 | |||
| 52 | /// Gets an argument adjuster which inserts \p Extra arguments in the |
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| 53 | /// specified position. |
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| 54 | ArgumentsAdjuster getInsertArgumentAdjuster(const CommandLineArguments &Extra, |
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| 55 | ArgumentInsertPosition Pos); |
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| 56 | |||
| 57 | /// Gets an argument adjuster which inserts an \p Extra argument in the |
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| 58 | /// specified position. |
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| 59 | ArgumentsAdjuster getInsertArgumentAdjuster( |
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| 60 | const char *Extra, |
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| 61 | ArgumentInsertPosition Pos = ArgumentInsertPosition::END); |
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| 62 | |||
| 63 | /// Gets an argument adjuster which strips plugin related command line |
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| 64 | /// arguments. |
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| 65 | ArgumentsAdjuster getStripPluginsAdjuster(); |
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| 66 | |||
| 67 | /// Gets an argument adjuster which adjusts the arguments in sequence |
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| 68 | /// with the \p First adjuster and then with the \p Second one. |
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| 69 | ArgumentsAdjuster combineAdjusters(ArgumentsAdjuster First, |
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| 70 | ArgumentsAdjuster Second); |
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| 71 | |||
| 72 | } // namespace tooling |
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| 73 | } // namespace clang |
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| 74 | |||
| 75 | #endif // LLVM_CLANG_TOOLING_ARGUMENTSADJUSTERS_H |