Function copyRecursive

Tactility/Source/app/files/View.cpp:152–192

}

static bool copyRecursive(const std::string& src, const std::string& dst) {
    if (file::isDirectory(src)) {
        if (!file::findOrCreateDirectory(dst, 0755)) {
            return false;
        }

        // Process one entry at a time: release the device lock between iterations
        // so other SPI bus users aren't starved, and stop immediately on failure.
        auto lock = file::getLock(src);
        lock->lock();
        DIR* dir = opendir(src.c_str());
        if (!dir) {
            lock->unlock();
            file::deleteRecursively(dst);
            return false;
        }

        bool success = true;
        while (success) {
            struct dirent* entry = readdir(dir);
            if (!entry) break;
            if (strcmp(entry->d_name, ".") == 0 || strcmp(entry->d_name, "..") == 0) continue;

            std::string name = entry->d_name; // copy before releasing lock
            lock->unlock();

            success = copyRecursive(file::getChildPath(src, name), file::getChildPath(dst, name));

            lock->lock();
        }
        closedir(dir);
        lock->unlock();

        if (!success) {
            file::deleteRecursively(dst);
        }
        return success;
    } else {
        return copyFileContents(src, dst);
    }
}

// endregion