summaryrefslogtreecommitdiff
path: root/Source/cmInstallExportGenerator.cxx
blob: 617fbb2b3cf990b1ed2ec698a0589965802bcbdf (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
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
/*=========================================================================

  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.

=========================================================================*/
#include "cmInstallExportGenerator.h"

#include <stdio.h>

#include "cmake.h"
#include "cmInstallTargetGenerator.h"
#include "cmGeneratedFileStream.h"
#include "cmTarget.h"
#include "cmMakefile.h"
#include "cmLocalGenerator.h"
#include "cmGlobalGenerator.h"

#include "cmInstallFilesGenerator.h"

#include "cmExportInstallFileGenerator.h"

//----------------------------------------------------------------------------
cmInstallExportGenerator::cmInstallExportGenerator(
  const char* name,
  const char* destination,
  const char* file_permissions,
  std::vector<std::string> const& configurations,
  const char* component,
  const char* filename, const char* name_space,
  cmMakefile* mf)
  :cmInstallGenerator(destination, configurations, component)
  ,Name(name)
  ,FilePermissions(file_permissions)
  ,FileName(filename)
  ,Namespace(name_space)
  ,Makefile(mf)
{
  this->EFGen = new cmExportInstallFileGenerator(this);
}

//----------------------------------------------------------------------------
cmInstallExportGenerator::~cmInstallExportGenerator()
{
  delete this->EFGen;
}

//----------------------------------------------------------------------------
void cmInstallExportGenerator::ComputeTempDir()
{
  // Choose a temporary directory in which to generate the import
  // files to be installed.
  this->TempDir = this->Makefile->GetCurrentOutputDirectory();
  this->TempDir += cmake::GetCMakeFilesDirectory();
  this->TempDir += "/Export";
  if(this->Destination.empty())
    {
    return;
    }
  else
    {
    this->TempDir += "/";
    }

  // Enforce a maximum length.
  bool useMD5 = false;
#if defined(_WIN32) || defined(__CYGWIN__)
  std::string::size_type const max_total_len = 250;
#else
  std::string::size_type const max_total_len = 1000;
#endif
  if(this->TempDir.size() < max_total_len)
    {
    // Keep the total path length below the limit.
    std::string::size_type max_len = max_total_len - this->TempDir.size();
    if(this->Destination.size() > max_len)
      {
      useMD5 = true;
      }
    }
  else
    {
    useMD5 = true;
    }
  if(useMD5)
    {
    // Replace the destination path with a hash to keep it short.
    this->TempDir +=
      cmSystemTools::ComputeStringMD5(this->Destination.c_str());
    }
  else
    {
    std::string dest = this->Destination;
    // Avoid unix full paths.
    if(dest[0] == '/')
      {
      dest[0] = '_';
      }
    // Avoid windows full paths by removing colons.
    cmSystemTools::ReplaceString(dest, ":", "_");
    // Avoid relative paths that go up the tree.
    cmSystemTools::ReplaceString(dest, "../", "__/");
    // Avoid spaces.
    cmSystemTools::ReplaceString(dest, " ", "_");
    this->TempDir += dest;
    }
}

//----------------------------------------------------------------------------
void cmInstallExportGenerator::GenerateScript(std::ostream& os)
{
  // Get the export set requested.
  ExportSet const* exportSet =
    this->Makefile->GetLocalGenerator()->GetGlobalGenerator()
    ->GetExportSet(this->Name.c_str());

  // Skip empty sets.
  if(!exportSet)
    {
    cmOStringStream e;
    e << "INSTALL(EXPORT) given unknown export \"" << this->Name << "\"";
    cmSystemTools::Error(e.str().c_str());
    return;
    }

  // Create the temporary directory in which to store the files.
  this->ComputeTempDir();
  cmSystemTools::MakeDirectory(this->TempDir.c_str());

  // Construct a temporary location for the file.
  this->MainImportFile = this->TempDir;
  this->MainImportFile += "/";
  this->MainImportFile += this->FileName;

  // Generate the import file for this export set.
  this->EFGen->SetName(this->Name.c_str());
  this->EFGen->SetExportSet(exportSet);
  this->EFGen->SetExportFile(this->MainImportFile.c_str());
  this->EFGen->SetNamespace(this->Namespace.c_str());
  if(this->ConfigurationTypes->empty())
    {
    if(this->ConfigurationName && *this->ConfigurationName)
      {
      this->EFGen->AddConfiguration(this->ConfigurationName);
      }
    else
      {
      this->EFGen->AddConfiguration("");
      }
    }
  else
    {
    for(std::vector<std::string>::const_iterator
          ci = this->ConfigurationTypes->begin();
        ci != this->ConfigurationTypes->end(); ++ci)
      {
      this->EFGen->AddConfiguration(ci->c_str());
      }
    }
  this->EFGen->GenerateImportFile();

  // Perform the main install script generation.
  this->cmInstallGenerator::GenerateScript(os);
}

//----------------------------------------------------------------------------
void
cmInstallExportGenerator::GenerateScriptConfigs(std::ostream& os,
                                                Indent const& indent)
{
  // Create the main install rules first.
  this->cmInstallGenerator::GenerateScriptConfigs(os, indent);

  // Now create a configuration-specific install rule for the import
  // file of each configuration.
  std::vector<std::string> files;
  for(std::map<cmStdString, cmStdString>::const_iterator
        i = this->EFGen->GetConfigImportFiles().begin();
      i != this->EFGen->GetConfigImportFiles().end(); ++i)
    {
    files.push_back(i->second);
    std::string config_test = this->CreateConfigTest(i->first.c_str());
    os << indent << "IF(" << config_test << ")\n";
    this->AddInstallRule(os, cmTarget::INSTALL_FILES, files, false,
                         this->FilePermissions.c_str(), 0, 0, 0,
                         indent.Next());
    os << indent << "ENDIF(" << config_test << ")\n";
    files.clear();
    }
}

//----------------------------------------------------------------------------
void cmInstallExportGenerator::GenerateScriptActions(std::ostream& os,
                                                     Indent const& indent)
{
  // Remove old per-configuration export files if the main changes.
  std::string installedDir = "$ENV{DESTDIR}";
  installedDir += this->GetInstallDestination();
  installedDir += "/";
  std::string installedFile = installedDir;
  installedFile += this->FileName;
  os << indent << "IF(EXISTS \"" << installedFile << "\")\n";
  Indent indentN = indent.Next();
  Indent indentNN = indentN.Next();
  Indent indentNNN = indentNN.Next();
  os << indentN << "FILE(DIFFERENT EXPORT_FILE_CHANGED FILES\n"
     << indentN << "     \"" << installedFile << "\"\n"
     << indentN << "     \"" << this->MainImportFile << "\")\n";
  os << indentN << "IF(EXPORT_FILE_CHANGED)\n";
  os << indentNN << "FILE(GLOB OLD_CONFIG_FILES \"" << installedDir
     << this->EFGen->GetConfigImportFileGlob() << "\")\n";
  os << indentNN << "IF(OLD_CONFIG_FILES)\n";
  os << indentNNN << "MESSAGE(STATUS \"Old export file \\\"" << installedFile
     << "\\\" will be replaced.  Removing files [${OLD_CONFIG_FILES}].\")\n";
  os << indentNNN << "FILE(REMOVE ${OLD_CONFIG_FILES})\n";
  os << indentNN << "ENDIF(OLD_CONFIG_FILES)\n";
  os << indentN << "ENDIF(EXPORT_FILE_CHANGED)\n";
  os << indent << "ENDIF()\n";

  // Install the main export file.
  std::vector<std::string> files;
  files.push_back(this->MainImportFile);
  this->AddInstallRule(os, cmTarget::INSTALL_FILES, files, false,
                       this->FilePermissions.c_str(), 0, 0, 0, indent);
}