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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 "cmTargetPropertyComputer.h"
#include <cctype>
#include <sstream>
#include <unordered_set>
#include "cmMessenger.h"
#include "cmPolicies.h"
#include "cmStateSnapshot.h"
#include "cmake.h"
bool cmTargetPropertyComputer::HandleLocationPropertyPolicy(
std::string const& tgtName, cmMessenger* messenger,
cmListFileBacktrace const& context)
{
std::ostringstream e;
const char* modal = nullptr;
cmake::MessageType messageType = cmake::AUTHOR_WARNING;
switch (context.GetBottom().GetPolicy(cmPolicies::CMP0026)) {
case cmPolicies::WARN:
e << cmPolicies::GetPolicyWarning(cmPolicies::CMP0026) << "\n";
modal = "should";
case cmPolicies::OLD:
break;
case cmPolicies::REQUIRED_ALWAYS:
case cmPolicies::REQUIRED_IF_USED:
case cmPolicies::NEW:
modal = "may";
messageType = cmake::FATAL_ERROR;
}
if (modal) {
e << "The LOCATION property " << modal << " not be read from target \""
<< tgtName
<< "\". Use the target name directly with "
"add_custom_command, or use the generator expression $<TARGET_FILE>, "
"as appropriate.\n";
messenger->IssueMessage(messageType, e.str(), context);
}
return messageType != cmake::FATAL_ERROR;
}
bool cmTargetPropertyComputer::WhiteListedInterfaceProperty(
const std::string& prop)
{
if (cmHasLiteralPrefix(prop, "INTERFACE_")) {
return true;
}
if (cmHasLiteralPrefix(prop, "_")) {
return true;
}
if (std::islower(prop[0])) {
return true;
}
static std::unordered_set<std::string> builtIns;
if (builtIns.empty()) {
builtIns.insert("COMPATIBLE_INTERFACE_BOOL");
builtIns.insert("COMPATIBLE_INTERFACE_NUMBER_MAX");
builtIns.insert("COMPATIBLE_INTERFACE_NUMBER_MIN");
builtIns.insert("COMPATIBLE_INTERFACE_STRING");
builtIns.insert("EXPORT_NAME");
builtIns.insert("IMPORTED");
builtIns.insert("IMPORTED_GLOBAL");
builtIns.insert("MANUALLY_ADDED_DEPENDENCIES");
builtIns.insert("NAME");
builtIns.insert("TYPE");
}
if (builtIns.count(prop)) {
return true;
}
if (prop == "IMPORTED_CONFIGURATIONS" || prop == "IMPORTED_LIBNAME" ||
cmHasLiteralPrefix(prop, "IMPORTED_LIBNAME_") ||
cmHasLiteralPrefix(prop, "MAP_IMPORTED_CONFIG_")) {
return true;
}
// This property should not be allowed but was incorrectly added in
// CMake 3.8. We can't remove it from the whitelist without breaking
// projects that try to set it. One day we could warn about this, but
// for now silently accept it.
if (prop == "NO_SYSTEM_FROM_IMPORTED") {
return true;
}
return false;
}
bool cmTargetPropertyComputer::PassesWhitelist(
cmStateEnums::TargetType tgtType, std::string const& prop,
cmMessenger* messenger, cmListFileBacktrace const& context)
{
if (tgtType == cmStateEnums::INTERFACE_LIBRARY &&
!WhiteListedInterfaceProperty(prop)) {
std::ostringstream e;
e << "INTERFACE_LIBRARY targets may only have whitelisted properties. "
"The property \""
<< prop << "\" is not allowed.";
messenger->IssueMessage(cmake::FATAL_ERROR, e.str(), context);
return false;
}
return true;
}
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