1 files changed, 40 insertions, 0 deletions
diff --git a/src/util/system.vala b/src/util/system.vala
new file mode 100644
index 0000000..9407405
--- /dev/null
+++ b/src/util/system.vala
@@ -0,0 +1,40 @@
+/* Copyright 2009-2014 Yorba Foundation
+ *
+ * This software is licensed under the GNU LGPL (version 2.1 or later).
+ * See the COPYING file in this distribution.
+ */
+
+int number_of_processors() {
+    int n = (int) ExtendedPosix.sysconf(ExtendedPosix.ConfName._SC_NPROCESSORS_ONLN);
+    return n <= 0 ? 1 : n;
+}
+
+// Return the directory in which Shotwell is installed, or null if uninstalled.
+File? get_sys_install_dir(File exec_dir) {
+    // guard against exec_dir being a symlink
+    File exec_dir1 = exec_dir;
+    try {
+        exec_dir1 = File.new_for_path(
+            FileUtils.read_link("/" + FileUtils.read_link(exec_dir.get_path())));
+    } catch (FileError e) {
+        // exec_dir is not a symlink
+    }
+    File prefix_dir = File.new_for_path(Resources.PREFIX);
+    return exec_dir1.has_prefix(prefix_dir) ? prefix_dir : null;
+}
+
+string get_nautilus_install_location() {
+    return Environment.find_program_in_path("nautilus");
+}
+
+void sys_show_uri(Gdk.Screen screen, string uri) throws Error {
+    Gtk.show_uri(screen, uri, Gdk.CURRENT_TIME);
+}
+
+void show_file_in_nautilus(string filename) throws Error {
+    GLib.Process.spawn_command_line_async(get_nautilus_install_location() + " " + filename);
+}
+
+int posix_wexitstatus(int status) {
+    return (((status) & 0xff00) >> 8);
+}