CMake/Source/cmExportBuildFileGenerator.cxx

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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 "cmExportBuildFileGenerator.h"
#include "cmExportSet.h"
#include "cmGeneratorExpression.h"
#include "cmGeneratorTarget.h"
#include "cmGlobalGenerator.h"
#include "cmLocalGenerator.h"
#include "cmMakefile.h"
#include "cmPolicies.h"
#include "cmState.h"
#include "cmSystemTools.h"
#include "cmTarget.h"
#include "cmTargetExport.h"
#include "cmake.h"
#include <algorithm>
#include <map>
#include <set>
#include <sstream>
#include <utility>
cmExportBuildFileGenerator::cmExportBuildFileGenerator()
{
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this->LG = CM_NULLPTR;
this->ExportSet = CM_NULLPTR;
}
void cmExportBuildFileGenerator::Compute(cmLocalGenerator* lg)
{
this->LG = lg;
if (this->ExportSet) {
this->ExportSet->Compute(lg);
}
}
bool cmExportBuildFileGenerator::GenerateMainFile(std::ostream& os)
{
{
std::string expectedTargets;
std::string sep;
std::vector<std::string> targets;
this->GetTargets(targets);
for (std::vector<std::string>::const_iterator tei = targets.begin();
tei != targets.end(); ++tei) {
cmGeneratorTarget* te = this->LG->FindGeneratorTargetToUse(*tei);
expectedTargets += sep + this->Namespace + te->GetExportName();
sep = " ";
if (this->ExportedTargets.insert(te).second) {
this->Exports.push_back(te);
} else {
std::ostringstream e;
e << "given target \"" << te->GetName() << "\" more than once.";
this->LG->GetGlobalGenerator()->GetCMakeInstance()->IssueMessage(
cmake::FATAL_ERROR, e.str(),
this->LG->GetMakefile()->GetBacktrace());
return false;
}
if (te->GetType() == cmState::INTERFACE_LIBRARY) {
this->GenerateRequiredCMakeVersion(os, "3.0.0");
}
}
this->GenerateExpectedTargetsCode(os, expectedTargets);
}
std::vector<std::string> missingTargets;
// Create all the imported targets.
for (std::vector<cmGeneratorTarget*>::const_iterator tei =
this->Exports.begin();
tei != this->Exports.end(); ++tei) {
cmGeneratorTarget* gte = *tei;
this->GenerateImportTargetCode(os, gte);
gte->Target->AppendBuildInterfaceIncludes();
ImportPropertyMap properties;
this->PopulateInterfaceProperty("INTERFACE_INCLUDE_DIRECTORIES", gte,
cmGeneratorExpression::BuildInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_SOURCES", gte,
cmGeneratorExpression::BuildInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_COMPILE_DEFINITIONS", gte,
cmGeneratorExpression::BuildInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_COMPILE_OPTIONS", gte,
cmGeneratorExpression::BuildInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_AUTOUIC_OPTIONS", gte,
cmGeneratorExpression::BuildInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_COMPILE_FEATURES", gte,
cmGeneratorExpression::BuildInterface,
properties, missingTargets);
this->PopulateInterfaceProperty("INTERFACE_POSITION_INDEPENDENT_CODE", gte,
properties);
const bool newCMP0022Behavior =
gte->GetPolicyStatusCMP0022() != cmPolicies::WARN &&
gte->GetPolicyStatusCMP0022() != cmPolicies::OLD;
if (newCMP0022Behavior) {
this->PopulateInterfaceLinkLibrariesProperty(
gte, cmGeneratorExpression::BuildInterface, properties,
missingTargets);
}
this->PopulateCompatibleInterfaceProperties(gte, properties);
this->GenerateInterfaceProperties(gte, os, properties);
}
// Generate import file content for each configuration.
for (std::vector<std::string>::const_iterator ci =
this->Configurations.begin();
ci != this->Configurations.end(); ++ci) {
this->GenerateImportConfig(os, *ci, missingTargets);
}
this->GenerateMissingTargetsCheckCode(os, missingTargets);
return true;
}
void cmExportBuildFileGenerator::GenerateImportTargetsConfig(
std::ostream& os, const std::string& config, std::string const& suffix,
std::vector<std::string>& missingTargets)
{
for (std::vector<cmGeneratorTarget*>::const_iterator tei =
this->Exports.begin();
tei != this->Exports.end(); ++tei) {
// Collect import properties for this target.
cmGeneratorTarget* target = *tei;
ImportPropertyMap properties;
if (target->GetType() != cmState::INTERFACE_LIBRARY) {
this->SetImportLocationProperty(config, suffix, target, properties);
}
if (!properties.empty()) {
// Get the rest of the target details.
if (target->GetType() != cmState::INTERFACE_LIBRARY) {
this->SetImportDetailProperties(config, suffix, target, properties,
missingTargets);
this->SetImportLinkInterface(config, suffix,
cmGeneratorExpression::BuildInterface,
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, target, properties);
}
}
}
void cmExportBuildFileGenerator::SetExportSet(cmExportSet* exportSet)
{
this->ExportSet = exportSet;
}
void cmExportBuildFileGenerator::SetImportLocationProperty(
const std::string& config, std::string const& suffix,
cmGeneratorTarget* target, ImportPropertyMap& properties)
{
// Get the makefile in which to lookup target information.
cmMakefile* mf = target->Makefile;
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// Add the main target file.
{
std::string prop = "IMPORTED_LOCATION";
prop += suffix;
std::string value;
if (target->IsAppBundleOnApple()) {
value = target->GetFullPath(config, false);
} else {
value = target->GetFullPath(config, false, true);
}
properties[prop] = value;
}
// Add the import library for windows DLLs.
if (target->IsDLLPlatform() &&
(target->GetType() == cmState::SHARED_LIBRARY ||
target->IsExecutableWithExports()) &&
mf->GetDefinition("CMAKE_IMPORT_LIBRARY_SUFFIX")) {
std::string prop = "IMPORTED_IMPLIB";
prop += suffix;
std::string value = target->GetFullPath(config, true);
target->GetImplibGNUtoMS(value, value, "${CMAKE_IMPORT_LIBRARY_SUFFIX}");
properties[prop] = value;
}
}
void cmExportBuildFileGenerator::HandleMissingTarget(
std::string& link_libs, std::vector<std::string>& missingTargets,
cmGeneratorTarget* depender, cmGeneratorTarget* dependee)
{
// The target is not in the export.
if (!this->AppendMode) {
const std::string name = dependee->GetName();
cmGlobalGenerator* gg =
dependee->GetLocalGenerator()->GetGlobalGenerator();
std::vector<std::string> namespaces = this->FindNamespaces(gg, name);
int targetOccurrences = (int)namespaces.size();
if (targetOccurrences == 1) {
std::string missingTarget = namespaces[0];
missingTarget += dependee->GetExportName();
link_libs += missingTarget;
missingTargets.push_back(missingTarget);
return;
}
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// We are not appending, so all exported targets should be
// known here. This is probably user-error.
this->ComplainAboutMissingTarget(depender, dependee, targetOccurrences);
}
// Assume the target will be exported by another command.
// Append it with the export namespace.
link_libs += this->Namespace;
link_libs += dependee->GetExportName();
}
void cmExportBuildFileGenerator::GetTargets(
std::vector<std::string>& targets) const
{
if (this->ExportSet) {
for (std::vector<cmTargetExport*>::const_iterator tei =
this->ExportSet->GetTargetExports()->begin();
tei != this->ExportSet->GetTargetExports()->end(); ++tei) {
targets.push_back((*tei)->TargetName);
}
return;
}
targets = this->Targets;
}
std::vector<std::string> cmExportBuildFileGenerator::FindNamespaces(
cmGlobalGenerator* gg, const std::string& name)
{
std::vector<std::string> namespaces;
std::map<std::string, cmExportBuildFileGenerator*>& exportSets =
gg->GetBuildExportSets();
for (std::map<std::string, cmExportBuildFileGenerator*>::const_iterator
expIt = exportSets.begin();
expIt != exportSets.end(); ++expIt) {
const cmExportBuildFileGenerator* exportSet = expIt->second;
std::vector<std::string> targets;
exportSet->GetTargets(targets);
if (std::find(targets.begin(), targets.end(), name) != targets.end()) {
namespaces.push_back(exportSet->GetNamespace());
}
}
return namespaces;
}
void cmExportBuildFileGenerator::ComplainAboutMissingTarget(
cmGeneratorTarget* depender, cmGeneratorTarget* dependee, int occurrences)
{
if (cmSystemTools::GetErrorOccuredFlag()) {
return;
}
std::ostringstream e;
e << "export called with target \"" << depender->GetName()
<< "\" which requires target \"" << dependee->GetName() << "\" ";
if (occurrences == 0) {
e << "that is not in the export set.\n";
} else {
e << "that is not in this export set, but " << occurrences
<< " times in others.\n";
}
e << "If the required target is not easy to reference in this call, "
<< "consider using the APPEND option with multiple separate calls.";
this->LG->GetGlobalGenerator()->GetCMakeInstance()->IssueMessage(
cmake::FATAL_ERROR, e.str(), this->LG->GetMakefile()->GetBacktrace());
}
std::string cmExportBuildFileGenerator::InstallNameDir(
cmGeneratorTarget* target, const std::string& config)
{
std::string install_name_dir;
cmMakefile* mf = target->Target->GetMakefile();
if (mf->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME")) {
install_name_dir = target->GetInstallNameDirForBuildTree(config);
}
return install_name_dir;
}