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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file LICENSE.rst or https://cmake.org/licensing for details. */
#pragma once
#include "cmConfigure.h" // IWYU pragma: keep
#include <string>
#include "cmStateTypes.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
#include "cmValue.h"
class cmMakefile;
class cmTargetPropertyComputer
{
public:
template <typename Target>
static cmValue GetProperty(Target const* tgt, std::string const& prop,
cmMakefile const& mf)
{
if (cmValue loc = GetLocation(tgt, prop, mf)) {
return loc;
}
if (cmSystemTools::GetFatalErrorOccurred()) {
return nullptr;
}
if (prop == "SOURCES") {
return GetSources(tgt);
}
return nullptr;
}
private:
static void IssueLocationPropertyError(std::string const& tgtName,
cmMakefile const& mf);
template <typename Target>
static std::string const& ImportedLocation(Target const* tgt,
std::string const& config);
template <typename Target>
static cmValue GetLocation(Target const* tgt, std::string const& prop,
cmMakefile const& mf)
{
// Watch for special "computed" properties that are dependent on
// other properties or variables. Always recompute them.
if (tgt->GetType() == cmStateEnums::EXECUTABLE ||
tgt->GetType() == cmStateEnums::STATIC_LIBRARY ||
tgt->GetType() == cmStateEnums::SHARED_LIBRARY ||
tgt->GetType() == cmStateEnums::MODULE_LIBRARY ||
tgt->GetType() == cmStateEnums::UNKNOWN_LIBRARY) {
static std::string const propLOCATION = "LOCATION";
if (prop == propLOCATION) {
if (!tgt->IsImported()) {
IssueLocationPropertyError(tgt->GetName(), mf);
return nullptr;
}
return cmValue(ImportedLocation(tgt, std::string()));
}
// Support "LOCATION_<CONFIG>".
if (cmHasLiteralPrefix(prop, "LOCATION_")) {
if (!tgt->IsImported()) {
IssueLocationPropertyError(tgt->GetName(), mf);
return nullptr;
}
std::string configName = prop.substr(9);
return cmValue(ImportedLocation(tgt, configName));
}
// Support "<CONFIG>_LOCATION".
if (cmHasLiteralSuffix(prop, "_LOCATION") &&
!cmHasLiteralPrefix(prop, "XCODE_ATTRIBUTE_")) {
std::string configName(prop.c_str(), prop.size() - 9);
if (configName != "IMPORTED") {
if (!tgt->IsImported()) {
IssueLocationPropertyError(tgt->GetName(), mf);
return nullptr;
}
return cmValue(ImportedLocation(tgt, configName));
}
}
}
return nullptr;
}
template <typename Target>
static cmValue GetSources(Target const* tgt);
};
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