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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmCommonTargetGenerator.h"
#include <algorithm>
#include <sstream>
#include <utility>
#include "cmComputeLinkInformation.h"
#include "cmGeneratorTarget.h"
#include "cmGlobalCommonGenerator.h"
#include "cmGlobalGenerator.h"
#include "cmLocalCommonGenerator.h"
#include "cmLocalGenerator.h"
#include "cmMakefile.h"
#include "cmMessageType.h"
#include "cmOutputConverter.h"
#include "cmRange.h"
#include "cmSourceFile.h"
#include "cmState.h"
#include "cmStateTypes.h"
#include "cmStringAlgorithms.h"
#include "cmTarget.h"
#include "cmValue.h"
cmCommonTargetGenerator::cmCommonTargetGenerator(cmGeneratorTarget* gt)
: GeneratorTarget(gt)
, Makefile(gt->Makefile)
, LocalCommonGenerator(
static_cast<cmLocalCommonGenerator*>(gt->LocalGenerator))
, GlobalCommonGenerator(static_cast<cmGlobalCommonGenerator*>(
gt->LocalGenerator->GetGlobalGenerator()))
, ConfigNames(this->LocalCommonGenerator->GetConfigNames())
{
}
cmCommonTargetGenerator::~cmCommonTargetGenerator() = default;
std::vector<std::string> const& cmCommonTargetGenerator::GetConfigNames() const
{
return this->ConfigNames;
}
cmValue cmCommonTargetGenerator::GetFeature(const std::string& feature,
const std::string& config)
{
return this->GeneratorTarget->GetFeature(feature, config);
}
void cmCommonTargetGenerator::AppendFortranFormatFlags(
std::string& flags, cmSourceFile const& source)
{
const std::string srcfmt = source.GetSafeProperty("Fortran_FORMAT");
cmOutputConverter::FortranFormat format =
cmOutputConverter::GetFortranFormat(srcfmt);
if (format == cmOutputConverter::FortranFormatNone) {
std::string const& tgtfmt =
this->GeneratorTarget->GetSafeProperty("Fortran_FORMAT");
format = cmOutputConverter::GetFortranFormat(tgtfmt);
}
const char* var = nullptr;
switch (format) {
case cmOutputConverter::FortranFormatFixed:
var = "CMAKE_Fortran_FORMAT_FIXED_FLAG";
break;
case cmOutputConverter::FortranFormatFree:
var = "CMAKE_Fortran_FORMAT_FREE_FLAG";
break;
default:
break;
}
if (var) {
this->LocalCommonGenerator->AppendFlags(
flags, this->Makefile->GetSafeDefinition(var));
}
}
void cmCommonTargetGenerator::AppendFortranPreprocessFlags(
std::string& flags, cmSourceFile const& source,
PreprocessFlagsRequired requires_pp)
{
const std::string srcpp = source.GetSafeProperty("Fortran_PREPROCESS");
cmOutputConverter::FortranPreprocess preprocess =
cmOutputConverter::GetFortranPreprocess(srcpp);
if (preprocess == cmOutputConverter::FortranPreprocess::Unset) {
std::string const& tgtpp =
this->GeneratorTarget->GetSafeProperty("Fortran_PREPROCESS");
preprocess = cmOutputConverter::GetFortranPreprocess(tgtpp);
}
const char* var = nullptr;
switch (preprocess) {
case cmOutputConverter::FortranPreprocess::Needed:
if (requires_pp == PreprocessFlagsRequired::YES) {
var = "CMAKE_Fortran_COMPILE_OPTIONS_PREPROCESS_ON";
}
break;
case cmOutputConverter::FortranPreprocess::NotNeeded:
var = "CMAKE_Fortran_COMPILE_OPTIONS_PREPROCESS_OFF";
break;
default:
break;
}
if (var) {
this->LocalCommonGenerator->AppendCompileOptions(
flags, this->Makefile->GetSafeDefinition(var));
}
}
std::string cmCommonTargetGenerator::GetFlags(const std::string& l,
const std::string& config,
const std::string& arch)
{
const std::string key = config + arch;
auto i = this->Configs[key].FlagsByLanguage.find(l);
if (i == this->Configs[key].FlagsByLanguage.end()) {
std::string flags;
this->LocalCommonGenerator->GetTargetCompileFlags(this->GeneratorTarget,
config, l, flags, arch);
ByLanguageMap::value_type entry(l, flags);
i = this->Configs[key].FlagsByLanguage.insert(entry).first;
}
return i->second;
}
std::string cmCommonTargetGenerator::GetDefines(const std::string& l,
const std::string& config)
{
auto i = this->Configs[config].DefinesByLanguage.find(l);
if (i == this->Configs[config].DefinesByLanguage.end()) {
std::set<std::string> defines;
this->LocalCommonGenerator->GetTargetDefines(this->GeneratorTarget, config,
l, defines);
std::string definesString;
this->LocalCommonGenerator->JoinDefines(defines, definesString, l);
ByLanguageMap::value_type entry(l, definesString);
i = this->Configs[config].DefinesByLanguage.insert(entry).first;
}
return i->second;
}
std::string cmCommonTargetGenerator::GetIncludes(std::string const& l,
const std::string& config)
{
auto i = this->Configs[config].IncludesByLanguage.find(l);
if (i == this->Configs[config].IncludesByLanguage.end()) {
std::string includes;
this->AddIncludeFlags(includes, l, config);
ByLanguageMap::value_type entry(l, includes);
i = this->Configs[config].IncludesByLanguage.insert(entry).first;
}
return i->second;
}
std::vector<std::string> cmCommonTargetGenerator::GetLinkedTargetDirectories(
const std::string& config) const
{
std::vector<std::string> dirs;
std::set<cmGeneratorTarget const*> emitted;
if (cmComputeLinkInformation* cli =
this->GeneratorTarget->GetLinkInformation(config)) {
cmComputeLinkInformation::ItemVector const& items = cli->GetItems();
for (auto const& item : items) {
cmGeneratorTarget const* linkee = item.Target;
if (linkee &&
!linkee->IsImported()
// We can ignore the INTERFACE_LIBRARY items because
// Target->GetLinkInformation already processed their
// link interface and they don't have any output themselves.
&& linkee->GetType() != cmStateEnums::INTERFACE_LIBRARY &&
emitted.insert(linkee).second) {
cmLocalGenerator* lg = linkee->GetLocalGenerator();
std::string di = cmStrCat(lg->GetCurrentBinaryDirectory(), '/',
lg->GetTargetDirectory(linkee));
if (lg->GetGlobalGenerator()->IsMultiConfig()) {
di = cmStrCat(di, '/', config);
}
dirs.push_back(std::move(di));
}
}
}
return dirs;
}
std::string cmCommonTargetGenerator::ComputeTargetCompilePDB(
const std::string& config) const
{
std::string compilePdbPath;
if (this->GeneratorTarget->GetType() > cmStateEnums::OBJECT_LIBRARY) {
return compilePdbPath;
}
compilePdbPath = this->GeneratorTarget->GetCompilePDBPath(config);
if (compilePdbPath.empty()) {
// Match VS default: `$(IntDir)vc$(PlatformToolsetVersion).pdb`.
// A trailing slash tells the toolchain to add its default file name.
compilePdbPath = this->GeneratorTarget->GetSupportDirectory();
if (this->GlobalCommonGenerator->IsMultiConfig()) {
compilePdbPath += "/";
compilePdbPath += config;
}
compilePdbPath += "/";
if (this->GeneratorTarget->GetType() == cmStateEnums::STATIC_LIBRARY) {
// Match VS default for static libs: `$(IntDir)$(ProjectName).pdb`.
compilePdbPath += this->GeneratorTarget->GetName();
compilePdbPath += ".pdb";
}
}
return compilePdbPath;
}
std::string cmCommonTargetGenerator::GetManifests(const std::string& config)
{
std::vector<cmSourceFile const*> manifest_srcs;
this->GeneratorTarget->GetManifests(manifest_srcs, config);
std::vector<std::string> manifests;
manifests.reserve(manifest_srcs.size());
std::string lang = this->GeneratorTarget->GetLinkerLanguage(config);
std::string const& manifestFlag =
this->Makefile->GetDefinition("CMAKE_" + lang + "_LINKER_MANIFEST_FLAG");
for (cmSourceFile const* manifest_src : manifest_srcs) {
manifests.push_back(manifestFlag +
this->LocalCommonGenerator->ConvertToOutputFormat(
this->LocalCommonGenerator->MaybeRelativeToWorkDir(
manifest_src->GetFullPath()),
cmOutputConverter::SHELL));
}
return cmJoin(manifests, " ");
}
std::string cmCommonTargetGenerator::GetAIXExports(std::string const&)
{
std::string aixExports;
if (this->GeneratorTarget->Target->IsAIX()) {
if (cmValue exportAll =
this->GeneratorTarget->GetProperty("AIX_EXPORT_ALL_SYMBOLS")) {
if (cmIsOff(*exportAll)) {
aixExports = "-n";
}
}
}
return aixExports;
}
void cmCommonTargetGenerator::AppendOSXVerFlag(std::string& flags,
const std::string& lang,
const char* name, bool so)
{
// Lookup the flag to specify the version.
std::string fvar = cmStrCat("CMAKE_", lang, "_OSX_", name, "_VERSION_FLAG");
cmValue flag = this->Makefile->GetDefinition(fvar);
// Skip if no such flag.
if (!flag) {
return;
}
// Lookup the target version information.
int major;
int minor;
int patch;
std::string prop = cmStrCat("MACHO_", name, "_VERSION");
std::string fallback_prop = so ? "SOVERSION" : "VERSION";
this->GeneratorTarget->GetTargetVersionFallback(prop, fallback_prop, major,
minor, patch);
if (major > 0 || minor > 0 || patch > 0) {
// Append the flag since a non-zero version is specified.
std::ostringstream vflag;
vflag << *flag << major << "." << minor << "." << patch;
this->LocalCommonGenerator->AppendFlags(flags, vflag.str());
}
}
std::string cmCommonTargetGenerator::GetLinkerLauncher(
const std::string& config)
{
std::string lang = this->GeneratorTarget->GetLinkerLanguage(config);
cmValue launcherProp =
this->GeneratorTarget->GetProperty(lang + "_LINKER_LAUNCHER");
if (cmNonempty(launcherProp)) {
// Convert ;-delimited list to single string
std::vector<std::string> args = cmExpandedList(*launcherProp, true);
if (!args.empty()) {
args[0] = this->LocalCommonGenerator->ConvertToOutputFormat(
args[0], cmOutputConverter::SHELL);
for (std::string& i : cmMakeRange(args.begin() + 1, args.end())) {
i = this->LocalCommonGenerator->EscapeForShell(i);
}
return cmJoin(args, " ");
}
}
return std::string();
}
bool cmCommonTargetGenerator::HaveRequiredLanguages(
const std::vector<cmSourceFile const*>& sources,
std::set<std::string>& languagesNeeded) const
{
for (cmSourceFile const* sf : sources) {
languagesNeeded.insert(sf->GetLanguage());
}
auto* makefile = this->Makefile;
auto* state = makefile->GetState();
auto unary = [&state, &makefile](const std::string& lang) -> bool {
const bool valid = state->GetLanguageEnabled(lang);
if (!valid) {
makefile->IssueMessage(
MessageType::FATAL_ERROR,
cmStrCat("The language ", lang,
" was requested for compilation but was not enabled."
" To enable a language it needs to be specified in a"
" 'project' or 'enable_language' command in the root"
" CMakeLists.txt"));
}
return valid;
};
return std::all_of(languagesNeeded.cbegin(), languagesNeeded.cend(), unary);
}