/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/include/clang/Basic/MacroBuilder.h
Line | Count | Source |
1 | | //===--- MacroBuilder.h - CPP Macro building utility ------------*- 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 | | /// \file |
10 | | /// Defines the clang::MacroBuilder utility class. |
11 | | /// |
12 | | //===----------------------------------------------------------------------===// |
13 | | |
14 | | #ifndef LLVM_CLANG_BASIC_MACROBUILDER_H |
15 | | #define LLVM_CLANG_BASIC_MACROBUILDER_H |
16 | | |
17 | | #include "clang/Basic/LLVM.h" |
18 | | #include "llvm/ADT/Twine.h" |
19 | | #include "llvm/Support/raw_ostream.h" |
20 | | |
21 | | namespace clang { |
22 | | |
23 | | class MacroBuilder { |
24 | | raw_ostream &Out; |
25 | | public: |
26 | 90.8k | MacroBuilder(raw_ostream &Output) : Out(Output) {} |
27 | | |
28 | | /// Append a \#define line for macro of the form "\#define Name Value\n". |
29 | 35.2M | void defineMacro(const Twine &Name, const Twine &Value = "1") { |
30 | 35.2M | Out << "#define " << Name << ' ' << Value << '\n'; |
31 | 35.2M | } |
32 | | |
33 | | /// Append a \#undef line for Name. Name should be of the form XXX |
34 | | /// and we emit "\#undef XXX". |
35 | 49 | void undefineMacro(const Twine &Name) { |
36 | 49 | Out << "#undef " << Name << '\n'; |
37 | 49 | } |
38 | | |
39 | | /// Directly append Str and a newline to the underlying buffer. |
40 | 279k | void append(const Twine &Str) { |
41 | 279k | Out << Str << '\n'; |
42 | 279k | } |
43 | | }; |
44 | | |
45 | | } // end namespace clang |
46 | | |
47 | | #endif |