Method addDataDirectory

src/base/application.cpp:284–311

}

void Application::addDataDirectory(const string& dir)
{
    std::unique_lock<std::mutex> dirLock(dir_mutex);
    if (inputDirs.empty()) {
        setDefaultDirectories();
    }
    string d = stripnonprint(dir);

    // Expand "~/" to user's home directory, if possible
    if (d.find("~/") == 0 || d.find("~\\") == 0) {
        char* home = getenv("HOME"); // POSIX systems
        if (!home) {
            home = getenv("USERPROFILE"); // Windows systems
        }
        if (home) {
            d = home + d.substr(1, npos);
        }
    }

    // Remove any existing entry for this directory
    auto iter = std::find(inputDirs.begin(), inputDirs.end(), d);
    if (iter != inputDirs.end()) {
        inputDirs.erase(iter);
    }

    // Insert this directory at the beginning of the search path
    inputDirs.insert(inputDirs.begin(), d);
}

string Application::findInputFile(const string& name)
{