Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

Rev

Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
14 pmbaty 1
//===- DependencyScanningService.h - clang-scan-deps service ===-*- 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
#ifndef LLVM_CLANG_TOOLING_DEPENDENCYSCANNING_DEPENDENCYSCANNINGSERVICE_H
10
#define LLVM_CLANG_TOOLING_DEPENDENCYSCANNING_DEPENDENCYSCANNINGSERVICE_H
11
 
12
#include "clang/Tooling/DependencyScanning/DependencyScanningFilesystem.h"
13
 
14
namespace clang {
15
namespace tooling {
16
namespace dependencies {
17
 
18
/// The mode in which the dependency scanner will operate to find the
19
/// dependencies.
20
enum class ScanningMode {
21
  /// This mode is used to compute the dependencies by running the preprocessor
22
  /// over the source files.
23
  CanonicalPreprocessing,
24
 
25
  /// This mode is used to compute the dependencies by running the preprocessor
26
  /// with special kind of lexing after scanning header and source files to get
27
  /// the minimum necessary preprocessor directives for evaluating includes.
28
  DependencyDirectivesScan,
29
};
30
 
31
/// The format that is output by the dependency scanner.
32
enum class ScanningOutputFormat {
33
  /// This is the Makefile compatible dep format. This will include all of the
34
  /// deps necessary for an implicit modules build, but won't include any
35
  /// intermodule dependency information.
36
  Make,
37
 
38
  /// This outputs the full clang module dependency graph suitable for use for
39
  /// explicitly building modules.
40
  Full,
41
 
42
  /// This outputs the dependency graph for standard c++ modules in P1689R5
43
  /// format.
44
  P1689,
45
};
46
 
47
/// The dependency scanning service contains shared configuration and state that
48
/// is used by the individual dependency scanning workers.
49
class DependencyScanningService {
50
public:
51
  DependencyScanningService(ScanningMode Mode, ScanningOutputFormat Format,
52
                            bool OptimizeArgs = false,
53
                            bool EagerLoadModules = false);
54
 
55
  ScanningMode getMode() const { return Mode; }
56
 
57
  ScanningOutputFormat getFormat() const { return Format; }
58
 
59
  bool canOptimizeArgs() const { return OptimizeArgs; }
60
 
61
  bool shouldEagerLoadModules() const { return EagerLoadModules; }
62
 
63
  DependencyScanningFilesystemSharedCache &getSharedCache() {
64
    return SharedCache;
65
  }
66
 
67
private:
68
  const ScanningMode Mode;
69
  const ScanningOutputFormat Format;
70
  /// Whether to optimize the modules' command-line arguments.
71
  const bool OptimizeArgs;
72
  /// Whether to set up command-lines to load PCM files eagerly.
73
  const bool EagerLoadModules;
74
  /// The global file system cache.
75
  DependencyScanningFilesystemSharedCache SharedCache;
76
};
77
 
78
} // end namespace dependencies
79
} // end namespace tooling
80
} // end namespace clang
81
 
82
#endif // LLVM_CLANG_TOOLING_DEPENDENCYSCANNING_DEPENDENCYSCANNINGSERVICE_H