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/*============================================================================
CMake - Cross Platform Makefile Generator
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
#include "cmInstallExportGenerator.h"
#include <stdio.h>
#include "cmake.h"
#include "cmInstallTargetGenerator.h"
#include "cmGeneratedFileStream.h"
#include "cmMakefile.h"
#include "cmLocalGenerator.h"
#include "cmGlobalGenerator.h"
#include "cmInstallFilesGenerator.h"
#include "cmExportInstallFileGenerator.h"
#include "cmExportSet.h"
//----------------------------------------------------------------------------
cmInstallExportGenerator::cmInstallExportGenerator(
cmExportSet* exportSet,
const char* destination,
const char* file_permissions,
std::vector<std::string> const& configurations,
const char* component,
MessageLevel message,
const char* filename, const char* name_space,
bool exportOld)
:cmInstallGenerator(destination, configurations, component, message)
,ExportSet(exportSet)
,FilePermissions(file_permissions)
,FileName(filename)
,Namespace(name_space)
,ExportOld(exportOld)
,LocalGenerator(0)
{
this->EFGen = new cmExportInstallFileGenerator(this);
exportSet->AddInstallation(this);
}
//----------------------------------------------------------------------------
cmInstallExportGenerator::~cmInstallExportGenerator()
{
delete this->EFGen;
}
void cmInstallExportGenerator::Compute(cmLocalGenerator* lg)
{
this->LocalGenerator = lg;
}
//----------------------------------------------------------------------------
void cmInstallExportGenerator::ComputeTempDir()
{
// Choose a temporary directory in which to generate the import
// files to be installed.
this->TempDir =
this->LocalGenerator->GetMakefile()->GetCurrentBinaryDirectory();
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);
}
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)
{
// Skip empty sets.
if(ExportSet->GetTargetExports()->empty())
{
std::ostringstream e;
e << "INSTALL(EXPORT) given unknown export \""
<< ExportSet->GetName() << "\"";
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->SetExportFile(this->MainImportFile.c_str());
this->EFGen->SetNamespace(this->Namespace);
this->EFGen->SetExportOld(this->ExportOld);
if(this->ConfigurationTypes->empty())
{
if(!this->ConfigurationName.empty())
{
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);
}
}
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<std::string, std::string>::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);
os << indent << "if(" << config_test << ")\n";
this->AddInstallRule(os, this->Destination,
cmInstallType_FILES, files, false,
this->FilePermissions.c_str(), 0, 0, 0,
indent.Next());
os << indent << "endif()\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 = "$ENV{DESTDIR}";
installedDir += this->ConvertToAbsoluteDestination(this->Destination);
installedDir += "/";
std::string installedFile = installedDir;
installedFile += this->FileName;
os << indent << "if(EXISTS \"" << installedFile << "\")\n";
Indent indentN = indent.Next();
Indent indentNN = indentN.Next();
Indent indentNNN = indentNN.Next();
os << indentN << "file(DIFFERENT EXPORT_FILE_CHANGED FILES\n"
<< indentN << " \"" << installedFile << "\"\n"
<< indentN << " \"" << this->MainImportFile << "\")\n";
os << indentN << "if(EXPORT_FILE_CHANGED)\n";
os << indentNN << "file(GLOB OLD_CONFIG_FILES \"" << installedDir
<< this->EFGen->GetConfigImportFileGlob() << "\")\n";
os << indentNN << "if(OLD_CONFIG_FILES)\n";
os << indentNNN << "message(STATUS \"Old export file \\\"" << installedFile
<< "\\\" will be replaced. Removing files [${OLD_CONFIG_FILES}].\")\n";
os << indentNNN << "file(REMOVE ${OLD_CONFIG_FILES})\n";
os << indentNN << "endif()\n";
os << indentN << "endif()\n";
os << indent << "endif()\n";
// Install the main export file.
std::vector<std::string> files;
files.push_back(this->MainImportFile);
this->AddInstallRule(os, this->Destination,
cmInstallType_FILES, files, false,
this->FilePermissions.c_str(), 0, 0, 0, indent);
}
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