Function scanIncludePaths

plugins/clang/duchain/unknowndeclarationproblem.cpp:70–100

}

QStringList scanIncludePaths( const QString& identifier, const QDir& dir, int maxDepth = 3 )
{
    if (!maxDepth) {
        return {};
    }

    QStringList candidates;
    const auto path = dir.absolutePath();

    if( isBlacklisted( path ) ) {
        return {};
    }

    const QStringList nameFilters = {identifier, identifier + QLatin1String(".*")};
    const auto& files = dir.entryList(nameFilters, QDir::Files);
    for (const auto& file : files) {
        if (identifier.compare(file, Qt::CaseInsensitive) == 0 || ClangHelpers::isHeader(file)) {
            const QString filePath = path + QLatin1Char('/') + file;
            clangDebug() << "Found candidate file" << filePath;
            candidates.append( filePath );
        }
    }

    maxDepth--;
    const auto& subdirs = dir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
    for (const auto& subdir : subdirs) {
        candidates += scanIncludePaths( identifier, QDir{ path + QLatin1Char('/') + subdir }, maxDepth );
    }

    return candidates;
}

/**
 * Find files in dir that match the given identifier. Matches common C++ header file extensions only.