1 | //===- OptionUtils.h - Utilities for command line arguments -----*- 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 | // This header contains utilities for command line arguments. |
10 | // |
11 | //===----------------------------------------------------------------------===// |
12 | |
13 | #ifndef LLVM_CLANG_DRIVER_OPTIONUTILS_H |
14 | #define LLVM_CLANG_DRIVER_OPTIONUTILS_H |
15 | |
16 | #include "clang/Basic/Diagnostic.h" |
17 | #include "clang/Basic/LLVM.h" |
18 | #include "llvm/Option/OptSpecifier.h" |
19 | |
20 | namespace llvm { |
21 | |
22 | namespace opt { |
23 | |
24 | class ArgList; |
25 | |
26 | } // namespace opt |
27 | |
28 | } // namespace llvm |
29 | |
30 | namespace clang { |
31 | /// Return the value of the last argument as an integer, or a default. If Diags |
32 | /// is non-null, emits an error if the argument is given, but non-integral. |
33 | int getLastArgIntValue(const llvm::opt::ArgList &Args, |
34 | llvm::opt::OptSpecifier Id, int Default, |
35 | DiagnosticsEngine *Diags = nullptr, unsigned Base = 0); |
36 | |
37 | inline int getLastArgIntValue(const llvm::opt::ArgList &Args, |
38 | llvm::opt::OptSpecifier Id, int Default, |
39 | DiagnosticsEngine &Diags, unsigned Base = 0) { |
40 | return getLastArgIntValue(Args, Id, Default, Diags: &Diags, Base); |
41 | } |
42 | |
43 | uint64_t getLastArgUInt64Value(const llvm::opt::ArgList &Args, |
44 | llvm::opt::OptSpecifier Id, uint64_t Default, |
45 | DiagnosticsEngine *Diags = nullptr, |
46 | unsigned Base = 0); |
47 | |
48 | inline uint64_t getLastArgUInt64Value(const llvm::opt::ArgList &Args, |
49 | llvm::opt::OptSpecifier Id, |
50 | uint64_t Default, |
51 | DiagnosticsEngine &Diags, |
52 | unsigned Base = 0) { |
53 | return getLastArgUInt64Value(Args, Id, Default, Diags: &Diags, Base); |
54 | } |
55 | |
56 | } // namespace clang |
57 | |
58 | #endif // LLVM_CLANG_DRIVER_OPTIONUTILS_H |
59 | |