summaryrefslogtreecommitdiffstats
path: root/Source/cmFindCommon.h
blob: 4d6d569c19832b2f0a189608ffbcfd65b6acb77c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   file Copyright.txt or https://cmake.org/licensing for details.  */
#ifndef cmFindCommon_h
#define cmFindCommon_h

#include <cmConfigure.h>

#include <map>
#include <set>
#include <string>
#include <vector>

#include "cmCommand.h"
#include "cmPathLabel.h"
#include "cmSearchPath.h"

class cmMakefile;

/** \class cmFindCommon
 * \brief Base class for FIND_XXX implementations.
 *
 * cmFindCommon is a parent class for cmFindBase,
 * cmFindProgramCommand, cmFindPathCommand, cmFindLibraryCommand,
 * cmFindFileCommand, and cmFindPackageCommand.
 */
class cmFindCommon : public cmCommand
{
public:
  cmFindCommon();
  ~cmFindCommon() CM_OVERRIDE;

protected:
  friend class cmSearchPath;

  /** Used to define groups of path labels */
  class PathGroup : public cmPathLabel
  {
  protected:
    PathGroup();

  public:
    PathGroup(const std::string& label)
      : cmPathLabel(label)
    {
    }
    static PathGroup All;
  };

  /* Individual path types */
  class PathLabel : public cmPathLabel
  {
  protected:
    PathLabel();

  public:
    PathLabel(const std::string& label)
      : cmPathLabel(label)
    {
    }
    static PathLabel CMake;
    static PathLabel CMakeEnvironment;
    static PathLabel Hints;
    static PathLabel SystemEnvironment;
    static PathLabel CMakeSystem;
    static PathLabel Guess;
  };

  enum RootPathMode
  {
    RootPathModeNever,
    RootPathModeOnly,
    RootPathModeBoth
  };

  /** Construct the various path groups and labels */
  void InitializeSearchPathGroups();

  /** Place a set of search paths under the search roots.  */
  void RerootPaths(std::vector<std::string>& paths);

  /** Get ignored paths from CMAKE_[SYSTEM_]IGNORE_path variables.  */
  void GetIgnoredPaths(std::vector<std::string>& ignore);
  void GetIgnoredPaths(std::set<std::string>& ignore);

  /** Remove paths in the ignore set from the supplied vector.  */
  void FilterPaths(const std::vector<std::string>& inPaths,
                   const std::set<std::string>& ignore,
                   std::vector<std::string>& outPaths);

  /** Compute final search path list (reroot + trailing slash).  */
  void ComputeFinalPaths();

  /** Compute the current default root path mode.  */
  void SelectDefaultRootPathMode();

  /** Compute the current default bundle/framework search policy.  */
  void SelectDefaultMacMode();

  // Path arguments prior to path manipulation routines
  std::vector<std::string> UserHintsArgs;
  std::vector<std::string> UserGuessArgs;

  std::string CMakePathName;
  RootPathMode FindRootPathMode;

  bool CheckCommonArgument(std::string const& arg);
  void AddPathSuffix(std::string const& arg);
  void SetMakefile(cmMakefile* makefile);

  bool NoDefaultPath;
  bool NoCMakePath;
  bool NoCMakeEnvironmentPath;
  bool NoSystemEnvironmentPath;
  bool NoCMakeSystemPath;

  std::vector<std::string> SearchPathSuffixes;

  std::map<PathGroup, std::vector<PathLabel> > PathGroupLabelMap;
  std::vector<PathGroup> PathGroupOrder;
  std::map<std::string, PathLabel> PathLabelStringMap;
  std::map<PathLabel, cmSearchPath> LabeledPaths;

  std::vector<std::string> SearchPaths;
  std::set<std::string> SearchPathsEmitted;

  bool SearchFrameworkFirst;
  bool SearchFrameworkOnly;
  bool SearchFrameworkLast;

  bool SearchAppBundleFirst;
  bool SearchAppBundleOnly;
  bool SearchAppBundleLast;
};

#endif