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CMakePM: Handle project FindPackage package variables

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For example find_package(ZLIB QUEIT) will result in the package
variables ZLIB_LIBRARY ZLIB_INCLUDE_DIR.

The variables are available for both code completion and navigation.

Change-Id: I4ea6090f44a980dc91632fcabbda16987b0f0285
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>
This commit is contained in:
Cristian Adam
2023-09-27 20:20:46 +02:00
parent d08f1c6e94
commit 776c8670d7
4 changed files with 56 additions and 0 deletions
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45
src/plugins/cmakeprojectmanager/cmakebuildsystem.cpp
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@@ -1337,13 +1337,58 @@ void CMakeBuildSystem::setupCMakeSymbolsHash()
m_cmakeSymbolsHash.insert(QString::fromUtf8(arg.Value), link);
};
// Gather the exported variables for the Find<Package> CMake packages
m_projectFindPackageVariables.clear();
const std::string fphsFunctionName = "find_package_handle_standard_args";
CMakeKeywords keywords;
if (auto tool = CMakeKitAspect::cmakeTool(target()->kit()))
keywords = tool->keywords();
QSet<std::string> fphsFunctionArgs;
if (keywords.functionArgs.contains(QString::fromStdString(fphsFunctionName))) {
const QList<std::string> args
= Utils::transform(keywords.functionArgs.value(QString::fromStdString(fphsFunctionName)),
&QString::toStdString);
fphsFunctionArgs = Utils::toSet(args);
}
auto handleFindPackageVariables = [&](const CMakeFileInfo &cmakeFile, const cmListFileFunction &func) {
if (func.LowerCaseName() != fphsFunctionName)
return;
if (func.Arguments().size() == 0)
return;
auto firstArgument = func.Arguments()[0];
const auto filteredArguments = Utils::filtered(func.Arguments(), [&](const auto &arg) {
return !fphsFunctionArgs.contains(arg.Value) && arg != firstArgument;
});
for (const auto &arg : filteredArguments) {
const QString value = QString::fromUtf8(arg.Value);
if (value.contains("${") || (value.startsWith('"') && value.endsWith('"'))
|| (value.startsWith("'") && value.endsWith("'")))
continue;
m_projectFindPackageVariables << value;
Utils::Link link;
link.targetFilePath = cmakeFile.path;
link.targetLine = arg.Line;
link.targetColumn = arg.Column - 1;
m_cmakeSymbolsHash.insert(value, link);
}
};
for (const auto &cmakeFile : std::as_const(m_cmakeFiles)) {
for (const auto &func : cmakeFile.cmakeListFile.Functions) {
handleFunctionMacroOption(cmakeFile, func);
handleImportedTargets(cmakeFile, func);
handleProjectTargets(cmakeFile, func);
handleFindPackageVariables(cmakeFile, func);
}
}
m_projectFindPackageVariables.removeDuplicates();
}
void CMakeBuildSystem::ensureBuildDirectory(const BuildDirParameters &parameters)