CMake/Source/cmExportInstallFileGenerato...

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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 "cmExportInstallFileGenerator.h"
#include "cmExportSet.h"
#include "cmExportSetMap.h"
#include "cmGeneratedFileStream.h"
#include "cmGlobalGenerator.h"
#include "cmLocalGenerator.h"
#include "cmInstallExportGenerator.h"
#include "cmInstallTargetGenerator.h"
#include "cmTargetExport.h"
//----------------------------------------------------------------------------
cmExportInstallFileGenerator
::cmExportInstallFileGenerator(cmInstallExportGenerator* iegen):
IEGen(iegen)
{
}
//----------------------------------------------------------------------------
std::string cmExportInstallFileGenerator::GetConfigImportFileGlob()
{
std::string glob = this->FileBase;
glob += "-*";
glob += this->FileExt;
return glob;
}
//----------------------------------------------------------------------------
bool cmExportInstallFileGenerator::GenerateMainFile(std::ostream& os)
{
std::vector<cmTargetExport*> allTargets;
{
std::string expectedTargets;
std::string sep;
for(std::vector<cmTargetExport*>::const_iterator
tei = this->IEGen->GetExportSet()->GetTargetExports()->begin();
tei != this->IEGen->GetExportSet()->GetTargetExports()->end(); ++tei)
{
expectedTargets += sep + this->Namespace + (*tei)->Target->GetExportName();
sep = " ";
cmTargetExport * te = *tei;
if(this->ExportedTargets.insert(te->Target).second)
{
allTargets.push_back(te);
}
else
{
cmOStringStream e;
e << "install(EXPORT \""
<< this->IEGen->GetExportSet()->GetName()
<< "\" ...) " << "includes target \"" << te->Target->GetName()
<< "\" more than once in the export set.";
cmSystemTools::Error(e.str().c_str());
return false;
}
}
this->GenerateExpectedTargetsCode(os, expectedTargets);
}
// Add code to compute the installation prefix relative to the
// import file location.
const char* installDest = this->IEGen->GetDestination();
if(!cmSystemTools::FileIsFullPath(installDest))
{
std::string installPrefix =
this->IEGen->GetMakefile()->GetSafeDefinition("CMAKE_INSTALL_PREFIX");
std::string absDest = installPrefix + "/" + installDest;
std::string absDestS = absDest + "/";
os << "# Compute the installation prefix relative to this file.\n"
<< "get_filename_component(_IMPORT_PREFIX"
<< " \"${CMAKE_CURRENT_LIST_FILE}\" PATH)\n";
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if(cmHasLiteralPrefix(absDestS.c_str(), "/lib/") ||
cmHasLiteralPrefix(absDestS.c_str(), "/lib64/") ||
cmHasLiteralPrefix(absDestS.c_str(), "/usr/lib/") ||
cmHasLiteralPrefix(absDestS.c_str(), "/usr/lib64/"))
{
// Handle "/usr move" symlinks created by some Linux distros.
os <<
"# Use original install prefix when loaded through a\n"
"# cross-prefix symbolic link such as /lib -> /usr/lib.\n"
"get_filename_component(_realCurr \"${_IMPORT_PREFIX}\" REALPATH)\n"
"get_filename_component(_realOrig \"" << absDest << "\" REALPATH)\n"
"if(_realCurr STREQUAL _realOrig)\n"
" set(_IMPORT_PREFIX \"" << absDest << "\")\n"
"endif()\n"
"unset(_realOrig)\n"
"unset(_realCurr)\n";
}
std::string dest = installDest;
while(!dest.empty())
{
os <<
"get_filename_component(_IMPORT_PREFIX \"${_IMPORT_PREFIX}\" PATH)\n";
dest = cmSystemTools::GetFilenamePath(dest);
}
os << "\n";
// Import location properties may reference this variable.
this->ImportPrefix = "${_IMPORT_PREFIX}/";
}
std::vector<std::string> missingTargets;
bool require2_8_12 = false;
bool require3_0_0 = false;
bool requiresConfigFiles = false;
// Create all the imported targets.
for(std::vector<cmTargetExport*>::const_iterator
tei = allTargets.begin();
tei != allTargets.end(); ++tei)
{
cmTarget* te = (*tei)->Target;
requiresConfigFiles = requiresConfigFiles
|| te->GetType() != cmTarget::INTERFACE_LIBRARY;
this->GenerateImportTargetCode(os, te);
ImportPropertyMap properties;
this->PopulateIncludeDirectoriesInterface(*tei,
cmGeneratorExpression::InstallInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_SYSTEM_INCLUDE_DIRECTORIES",
te,
cmGeneratorExpression::InstallInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_COMPILE_DEFINITIONS",
te,
cmGeneratorExpression::InstallInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_COMPILE_OPTIONS",
te,
cmGeneratorExpression::InstallInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_AUTOUIC_OPTIONS",
te,
cmGeneratorExpression::InstallInterface,
properties, missingTargets);
const bool newCMP0022Behavior =
te->GetPolicyStatusCMP0022() != cmPolicies::WARN
&& te->GetPolicyStatusCMP0022() != cmPolicies::OLD;
if (newCMP0022Behavior)
{
if (this->PopulateInterfaceLinkLibrariesProperty(te,
cmGeneratorExpression::InstallInterface,
properties, missingTargets)
&& !this->ExportOld)
{
require2_8_12 = true;
}
}
if (te->GetType() == cmTarget::INTERFACE_LIBRARY)
{
require3_0_0 = true;
}
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this->PopulateInterfaceProperty("INTERFACE_POSITION_INDEPENDENT_CODE",
te, properties);
this->PopulateCompatibleInterfaceProperties(te, properties);
this->GenerateInterfaceProperties(te, os, properties);
}
if (require3_0_0)
{
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this->GenerateRequiredCMakeVersion(os, "3.0.0");
}
else if (require2_8_12)
{
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this->GenerateRequiredCMakeVersion(os, "2.8.12");
}
// Now load per-configuration properties for them.
os << "# Load information for each installed configuration.\n"
<< "get_filename_component(_DIR \"${CMAKE_CURRENT_LIST_FILE}\" PATH)\n"
<< "file(GLOB CONFIG_FILES \"${_DIR}/"
<< this->GetConfigImportFileGlob() << "\")\n"
<< "foreach(f ${CONFIG_FILES})\n"
<< " include(${f})\n"
<< "endforeach()\n"
<< "\n";
// Cleanup the import prefix variable.
if(!this->ImportPrefix.empty())
{
os << "# Cleanup temporary variables.\n"
<< "set(_IMPORT_PREFIX)\n"
<< "\n";
}
this->GenerateImportedFileCheckLoop(os);
bool result = true;
// Generate an import file for each configuration.
// Don't do this if we only export INTERFACE_LIBRARY targets.
if (requiresConfigFiles)
{
for(std::vector<std::string>::const_iterator
ci = this->Configurations.begin();
ci != this->Configurations.end(); ++ci)
{
if(!this->GenerateImportFileConfig(ci->c_str(), missingTargets))
{
result = false;
}
}
}
this->GenerateMissingTargetsCheckCode(os, missingTargets);
return result;
}
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//----------------------------------------------------------------------------
void
cmExportInstallFileGenerator::ReplaceInstallPrefix(std::string &input)
{
std::string::size_type pos = 0;
std::string::size_type lastPos = pos;
while((pos = input.find("$<INSTALL_PREFIX>", lastPos)) != input.npos)
{
std::string::size_type endPos = pos + sizeof("$<INSTALL_PREFIX>") - 1;
input.replace(pos, endPos - pos, "${_IMPORT_PREFIX}");
lastPos = endPos;
}
}
//----------------------------------------------------------------------------
bool
cmExportInstallFileGenerator::GenerateImportFileConfig(const char* config,
std::vector<std::string> &missingTargets)
{
// Skip configurations not enabled for this export.
if(!this->IEGen->InstallsForConfig(config))
{
return true;
}
// Construct the name of the file to generate.
std::string fileName = this->FileDir;
fileName += "/";
fileName += this->FileBase;
fileName += "-";
if(config && *config)
{
fileName += cmSystemTools::LowerCase(config);
}
else
{
fileName += "noconfig";
}
fileName += this->FileExt;
// Open the output file to generate it.
cmGeneratedFileStream exportFileStream(fileName.c_str(), true);
if(!exportFileStream)
{
std::string se = cmSystemTools::GetLastSystemError();
cmOStringStream e;
e << "cannot write to file \"" << fileName.c_str()
<< "\": " << se;
cmSystemTools::Error(e.str().c_str());
return false;
}
std::ostream& os = exportFileStream;
// Start with the import file header.
this->GenerateImportHeaderCode(os, config);
// Generate the per-config target information.
this->GenerateImportConfig(os, config, missingTargets);
// End with the import file footer.
this->GenerateImportFooterCode(os);
// Record this per-config import file.
this->ConfigImportFiles[config] = fileName;
return true;
}
//----------------------------------------------------------------------------
void
cmExportInstallFileGenerator
::GenerateImportTargetsConfig(std::ostream& os,
const char* config, std::string const& suffix,
std::vector<std::string> &missingTargets)
{
// Add each target in the set to the export.
for(std::vector<cmTargetExport*>::const_iterator
tei = this->IEGen->GetExportSet()->GetTargetExports()->begin();
tei != this->IEGen->GetExportSet()->GetTargetExports()->end(); ++tei)
{
// Collect import properties for this target.
cmTargetExport const* te = *tei;
if (te->Target->GetType() == cmTarget::INTERFACE_LIBRARY)
{
continue;
}
ImportPropertyMap properties;
std::set<std::string> importedLocations;
this->SetImportLocationProperty(config, suffix, te->ArchiveGenerator,
properties, importedLocations);
this->SetImportLocationProperty(config, suffix, te->LibraryGenerator,
properties, importedLocations);
this->SetImportLocationProperty(config, suffix,
te->RuntimeGenerator, properties,
importedLocations);
this->SetImportLocationProperty(config, suffix, te->FrameworkGenerator,
properties, importedLocations);
this->SetImportLocationProperty(config, suffix, te->BundleGenerator,
properties, importedLocations);
// If any file location was set for the target add it to the
// import file.
if(!properties.empty())
{
// Get the rest of the target details.
this->SetImportDetailProperties(config, suffix,
te->Target, properties, missingTargets);
this->SetImportLinkInterface(config, suffix,
cmGeneratorExpression::InstallInterface,
te->Target, properties, missingTargets);
// TOOD: PUBLIC_HEADER_LOCATION
// This should wait until the build feature propagation stuff
// is done. Then this can be a propagated include directory.
// this->GenerateImportProperty(config, te->HeaderGenerator,
// properties);
// Generate code in the export file.
this->GenerateImportPropertyCode(os, config, te->Target, properties);
this->GenerateImportedFileChecksCode(os, te->Target, properties,
importedLocations);
}
}
}
//----------------------------------------------------------------------------
void
cmExportInstallFileGenerator
::SetImportLocationProperty(const char* config, std::string const& suffix,
cmInstallTargetGenerator* itgen,
ImportPropertyMap& properties,
std::set<std::string>& importedLocations
)
{
// Skip rules that do not match this configuration.
if(!(itgen && itgen->InstallsForConfig(config)))
{
return;
}
// Get the target to be installed.
cmTarget* target = itgen->GetTarget();
// Construct the installed location of the target.
std::string dest = itgen->GetDestination();
std::string value;
if(!cmSystemTools::FileIsFullPath(dest.c_str()))
{
// The target is installed relative to the installation prefix.
if(this->ImportPrefix.empty())
{
this->ComplainAboutImportPrefix(itgen);
}
value = this->ImportPrefix;
}
value += dest;
value += "/";
if(itgen->IsImportLibrary())
{
// Construct the property name.
std::string prop = "IMPORTED_IMPLIB";
prop += suffix;
// Append the installed file name.
value += itgen->GetInstallFilename(target, config,
cmInstallTargetGenerator::NameImplib);
// Store the property.
properties[prop] = value;
importedLocations.insert(prop);
}
else
{
// Construct the property name.
std::string prop = "IMPORTED_LOCATION";
prop += suffix;
// Append the installed file name.
if(target->IsAppBundleOnApple())
{
value += itgen->GetInstallFilename(target, config);
value += ".app/Contents/MacOS/";
value += itgen->GetInstallFilename(target, config);
}
else
{
value += itgen->GetInstallFilename(target, config,
cmInstallTargetGenerator::NameReal);
}
// Store the property.
properties[prop] = value;
importedLocations.insert(prop);
}
}
//----------------------------------------------------------------------------
void
cmExportInstallFileGenerator::HandleMissingTarget(
std::string& link_libs, std::vector<std::string>& missingTargets,
cmMakefile* mf, cmTarget* depender, cmTarget* dependee)
{
const std::string name = dependee->GetName();
std::vector<std::string> namespaces = this->FindNamespaces(mf, name);
int targetOccurrences = (int)namespaces.size();
if (targetOccurrences == 1)
{
std::string missingTarget = namespaces[0];
missingTarget += dependee->GetExportName();
link_libs += missingTarget;
missingTargets.push_back(missingTarget);
}
else
{
// All exported targets should be known here and should be unique.
// This is probably user-error.
this->ComplainAboutMissingTarget(depender, dependee, targetOccurrences);
}
}
//----------------------------------------------------------------------------
std::vector<std::string>
cmExportInstallFileGenerator
::FindNamespaces(cmMakefile* mf, const std::string& name)
{
std::vector<std::string> namespaces;
cmGlobalGenerator* gg = mf->GetLocalGenerator()->GetGlobalGenerator();
const cmExportSetMap& exportSets = gg->GetExportSets();
for(cmExportSetMap::const_iterator expIt = exportSets.begin();
expIt != exportSets.end();
++expIt)
{
const cmExportSet* exportSet = expIt->second;
std::vector<cmTargetExport*> const* targets =
exportSet->GetTargetExports();
bool containsTarget = false;
for(unsigned int i=0; i<targets->size(); i++)
{
if (name == (*targets)[i]->Target->GetName())
{
containsTarget = true;
break;
}
}
if (containsTarget)
{
std::vector<cmInstallExportGenerator const*> const* installs =
exportSet->GetInstallations();
for(unsigned int i=0; i<installs->size(); i++)
{
namespaces.push_back((*installs)[i]->GetNamespace());
}
}
}
return namespaces;
}
//----------------------------------------------------------------------------
void
cmExportInstallFileGenerator
::ComplainAboutImportPrefix(cmInstallTargetGenerator* itgen)
{
const char* installDest = this->IEGen->GetDestination();
cmOStringStream e;
e << "install(EXPORT \""
<< this->IEGen->GetExportSet()->GetName()
<< "\") given absolute "
<< "DESTINATION \"" << installDest << "\" but the export "
<< "references an installation of target \""
<< itgen->GetTarget()->GetName() << "\" which has relative "
<< "DESTINATION \"" << itgen->GetDestination() << "\".";
cmSystemTools::Error(e.str().c_str());
}
//----------------------------------------------------------------------------
void
cmExportInstallFileGenerator
::ComplainAboutMissingTarget(cmTarget* depender,
cmTarget* dependee,
int occurrences)
{
cmOStringStream e;
e << "install(EXPORT \""
<< this->IEGen->GetExportSet()->GetName()
<< "\" ...) "
<< "includes target \"" << depender->GetName()
<< "\" which requires target \"" << dependee->GetName() << "\" ";
if (occurrences == 0)
{
e << "that is not in the export set.";
}
else
{
e << "that is not in this export set, but " << occurrences
<< " times in others.";
}
cmSystemTools::Error(e.str().c_str());
}
std::string
cmExportInstallFileGenerator::InstallNameDir(cmTarget* target,
const std::string&)
{
std::string install_name_dir;
cmMakefile* mf = target->GetMakefile();
if(mf->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME"))
{
install_name_dir =
target->GetInstallNameDirForInstallTree();
}
return install_name_dir;
}