clang  15.0.0git
OptionUtils.h
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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, 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, Base);
54 }
55 
56 } // namespace clang
57 
58 #endif // LLVM_CLANG_DRIVER_OPTIONUTILS_H
llvm
YAML serialization mapping.
Definition: Dominators.h:30
clang::getLastArgIntValue
int getLastArgIntValue(const llvm::opt::ArgList &Args, llvm::opt::OptSpecifier Id, int Default, DiagnosticsEngine *Diags=nullptr, unsigned Base=0)
Return the value of the last argument as an integer, or a default.
clang::DiagnosticsEngine
Concrete class used by the front-end to report problems and issues.
Definition: Diagnostic.h:192
clang::getLastArgUInt64Value
uint64_t getLastArgUInt64Value(const llvm::opt::ArgList &Args, llvm::opt::OptSpecifier Id, uint64_t Default, DiagnosticsEngine *Diags=nullptr, unsigned Base=0)
uint64_t
unsigned long uint64_t
Definition: hlsl_basic_types.h:24
clang::StructuralEquivalenceKind::Default
@ Default
Id
int Id
Definition: ASTDiff.cpp:191
Diagnostic.h
Base
LLVM.h
clang
Definition: CalledOnceCheck.h:17