Function init

modules/script/package.js:99–195

* Initialize directories and global variables. Must be called * before any of other API in Package is used. * `params` must be an object with at least the following keys: * - name: the package name ($(PACKAGE_NAME) in autotools, * eg. org.foo.Bar) * - version: the package version *

(params)

 * @param {object} params package parameters
 */
function init(params) {
    globalThis.pkg = imports.package;
    _pkgname = params.name;
    name = _findEffectiveEntryPointName();
    version = params.version;

    // Must call it first, because it can only be called
    // once, and other library calls might have it as a
    // side effect
    GLib.set_prgname(name);

    prefix = params.prefix;
    libdir = params.libdir;
    datadir = GLib.build_filenamev([prefix, 'share']);
    let libpath, girpath;

    const loadResource = (path, baseName) => {
        const resource = Gio.Resource.load(GLib.build_filenamev([path,
            `${baseName}.src.gresource`]));
        resource._register();

        return `resource:///${baseName.replaceAll('.', '/')}/js`;
    };

    if (_runningFromMesonSource()) {
        log('Running from Meson, using local files');
        let bld = GLib.getenv('MESON_BUILD_ROOT');

        pkglibdir = libpath = girpath = GLib.build_filenamev([bld, 'lib']);
        pkgdatadir = GLib.build_filenamev([bld, 'data']);
        localedir = GLib.build_filenamev([bld, 'po']);
        _submoduledir = GLib.build_filenamev([bld, 'subprojects']);

        GLib.setenv('GSETTINGS_SCHEMA_DIR', pkgdatadir, true);
        const bldPath = GLib.build_filenamev([bld, 'src']);
        try {
            moduledir = loadResource(bldPath, name);
        } catch {
            try {
                moduledir = loadResource(bldPath, _pkgname);
                name = _pkgname;
            } catch {
                const src = GLib.getenv('MESON_SOURCE_ROOT');
                moduledir = GLib.build_filenamev([src, 'src']);
            }
        }
    } else if (_runningFromSource()) {
        log('Running from source tree, using local files');
        // Running from source directory
        _base = GLib.get_current_dir();
        _submoduledir = _base;
        pkglibdir = GLib.build_filenamev([_base, 'lib']);
        libpath = GLib.build_filenamev([pkglibdir, '.libs']);
        girpath = pkglibdir;
        pkgdatadir = GLib.build_filenamev([_base, 'data']);
        localedir = GLib.build_filenamev([_base, 'po']);
        moduledir = GLib.build_filenamev([_base, 'src']);