summaryrefslogtreecommitdiffstats
path: root/Source/cmGlobalGenerator.h
blob: 92b618ce0ab0fa5d69aee4b18c2240d573d482df (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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
/*=========================================================================

  Program:   CMake - Cross-Platform Makefile Generator
  Module:    $RCSfile$
  Language:  C++
  Date:      $Date$
  Version:   $Revision$

  Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
  See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/

#ifndef cmGlobalGenerator_h
#define cmGlobalGenerator_h

#include "cmStandardIncludes.h"

#include "cmTarget.h" // For cmTargets

class cmake;
class cmMakefile;
class cmLocalGenerator;
class cmTarget;

/** \class cmGlobalGenerator
 * \brief Responable for overseeing the generation process for the entire tree
 *
 * Subclasses of this class generate makefiles for various
 * platforms.
 */
class cmGlobalGenerator
{
public:
  ///! Free any memory allocated with the GlobalGenerator
  cmGlobalGenerator();
  virtual ~cmGlobalGenerator();
  
  ///! Create a local generator appropriate to this Global Generator
  virtual cmLocalGenerator *CreateLocalGenerator();

  ///! Get the name for this generator
  virtual const char *GetName() const { return "Generic"; };
  
  /** Get the documentation entry for this generator.  */
  virtual void GetDocumentation(cmDocumentationEntry& entry) const;
  
  /**
   * Create LocalGenerators and process the CMakeLists files. This does not
   * actually produce any makefiles, DSPs, etc.  
   */
  virtual void Configure();

  /**
   * Generate the all required files for building this project/tree. This
   * basically creates a series of LocalGenerators for each directory and
   * requests that they Generate.  
   */
  virtual void Generate();

  /**
   * Set/Get and Clear the enabled languages.  
   */
  void SetLanguageEnabled(const char*, cmMakefile* mf);
  bool GetLanguageEnabled(const char*);
  void ClearEnabledLanguages();
  void GetEnabledLanguages(std::vector<std::string>& lang);
  /**
   * Try to determine system infomation such as shared library
   * extension, pthreads, byte order etc.  
   */
  virtual void EnableLanguage(std::vector<std::string>const& languages, cmMakefile *);

  /**
   * Try to determine system infomation, get it from another generator
   */
  virtual void EnableLanguagesFromGenerator(cmGlobalGenerator *gen);

  /**
   * Try running cmake and building a file. This is used for dynalically
   * loaded commands, not as part of the usual build process.
   */
  virtual int TryCompile(const char *srcdir, const char *bindir,
                         const char *projectName, const char *targetName,
                         std::string *output, cmMakefile* mf);

  
  /**
   * Build a file given the following information. This is a more direct call
   * that is used by both CTest and TryCompile. If target name is NULL or
   * empty then all is assumed. clean indicates if a "make clean" should be
   * done first.
   */
  virtual int Build(const char *srcdir, const char *bindir,
                    const char *projectName, const char *targetName,
                    std::string *output, 
                    const char *makeProgram, const char *config,
                    bool clean);
  virtual std::string GenerateBuildCommand(const char* makeProgram,
    const char *projectName, const char* additionalOptions, const char *targetName,
    const char* config, bool ignoreErrors);

  ///! Set the CMake instance
  void SetCMakeInstance(cmake *cm) {
    this->m_CMakeInstance = cm; };
  
  ///! Get the CMake instance
  cmake *GetCMakeInstance() {
    return this->m_CMakeInstance; };

  void SetConfiguredFilesPath(const char* s){m_ConfiguredFilesPath = s;}
  cmLocalGenerator* GetLocalGenerator(int p) { return m_LocalGenerators[p];}
  void GetLocalGenerators(std::vector<cmLocalGenerator *>&g) { g = m_LocalGenerators;}
  void AddLocalGenerator(cmLocalGenerator *lg);
  
  static int s_TryCompileTimeout;
  
  bool GetForceUnixPaths() {return m_ForceUnixPaths;}
  ///! return the language for the given extension
  const char* GetLanguageFromExtension(const char* ext);
  ///! is an extension to be ignored
  bool IgnoreFile(const char* ext);
  ///! What is the preference for linkers and this language (None or Prefered)
  const char* GetLinkerPreference(const char* lang);
  ///! What is the output extension for a given language.
  const char* GetLanguageOutputExtensionForLanguage(const char* lang);
  ///! What is the output extension for a given source file extension.
  const char* GetLanguageOutputExtensionFromExtension(const char* lang);

  /**
   * Convert the given remote path to a relative path with respect to
   * the given local path.  The local path must be given in component
   * form (see SystemTools::SplitPath) without a trailing slash.  The
   * remote path must use forward slashes and not already be escaped
   * or quoted.
   */
  std::string ConvertToRelativePath(const std::vector<std::string>& local,
                                    const char* remote);

  /*
   * Determine what program to use for building the project.
   */
  void FindMakeProgram(cmMakefile*);

  ///! Find a target by name by searching the local generators.
  cmTarget* FindTarget(const char* project, const char* name);

  ///! Find a local generator by its startdirectory
  cmLocalGenerator* FindLocalGenerator(const char* start_dir);

  /** Append the subdirectory for the given configuration.  */
  virtual void AppendDirectoryForConfig(const char* config, std::string& dir);

protected:
  // Fill the m_ProjectMap, this must be called after m_LocalGenerators has been populated.
  void FillProjectMap();
  bool IsExcluded(cmLocalGenerator* root, cmLocalGenerator* gen);

  void ConfigureRelativePaths();
  void SetupTests();

  void CreateDefaultGlobalTargets(cmTargets* targets);
  cmTarget CreateGlobalTarget(const char* name, const char* message,
    const cmCustomCommandLines* commandLines,
    std::vector<std::string> depends, bool depends_on_all = false);

  virtual const char* GetInstallTargetName()      { return "INSTALL"; }
  virtual const char* GetPreinstallTargetName()   { return "PREINSTALL"; }
  virtual const char* GetTestTargetName()         { return "RUN_TESTS"; }
  virtual const char* GetPackageTargetName()      { return "PACKAGE"; }
  virtual const char* GetEditCacheTargetName()    { return "EDIT_CACHE"; }
  virtual const char* GetRebuildCacheTargetName() { return "REBUILD_CACHE"; }
  virtual bool GetPreInstallAvailable() { return false; }

  bool m_ForceUnixPaths;
  cmStdString m_FindMakeProgramFile;
  cmStdString m_ConfiguredFilesPath;
  cmake *m_CMakeInstance;
  std::vector<cmLocalGenerator *> m_LocalGenerators;
  // map from project name to vector of local generators in that project
  std::map<cmStdString, std::vector<cmLocalGenerator*> > m_ProjectMap;

private:
  // If you add a new map here, make sure it is copied
  // in EnableLanguagesFromGenerator 
  std::map<cmStdString, bool> m_IgnoreExtensions;
  std::map<cmStdString, bool> m_LanguageEnabled;
  std::map<cmStdString, cmStdString> m_OutputExtensions;
  std::map<cmStdString, cmStdString> m_LanguageToOutputExtension;
  std::map<cmStdString, cmStdString> m_ExtensionToLanguage;
  std::map<cmStdString, cmStdString> m_LanguageToLinkerPreference; 

  // The paths to the tops of the source and binary trees used for
  // relative path computation.  A path must be either in the source
  // tree or the build tree to be converted to a relative path.  The
  // ConfigureRelativePaths method may set these to be empty when
  // using relative paths is unsafe.
  std::string m_RelativePathTopSource;
  std::string m_RelativePathTopBinary;
};

#endif