1 files changed, 85 insertions, 0 deletions
diff --git a/src/Common/ActionManager.cpp b/src/Common/ActionManager.cpp
new file mode 100644
index 0000000..c6c4e41
--- /dev/null
+++ b/src/Common/ActionManager.cpp
@@ -0,0 +1,85 @@
+/*
+ * ActionManager.cpp
+ *
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "ActionManager.h"
+#include <Net/FdManager.h>
+
+#include <fcntl.h>
+#include <signal.h>
+
+#include <sigc++/hide.h>
+
+namespace Mad {
+namespace Common {
+
+ActionManager ActionManager::actionManager;
+
+
+void ActionManager::doInit() {
+  // TODO Error handling
+
+  pipe(notifyPipe);
+
+  fcntl(notifyPipe[0], F_SETFL, fcntl(notifyPipe[0], F_GETFL) | O_NONBLOCK);
+  fcntl(notifyPipe[1], F_SETFL, fcntl(notifyPipe[1], F_GETFL) | O_NONBLOCK);
+
+  Net::FdManager::get()->registerFd(notifyPipe[0], sigc::hide(sigc::mem_fun(this, &ActionManager::run)), POLLIN);
+}
+
+void ActionManager::doDeinit() {
+  Net::FdManager::get()->unregisterFd(notifyPipe[0]);
+
+  close(notifyPipe[0]);
+  close(notifyPipe[1]);
+}
+
+
+void ActionManager::run() {
+  while(true) {
+    sigset_t set, oldset;
+    sigfillset(&set);
+    sigprocmask(SIG_SETMASK, &set, &oldset);
+
+    if(actions.empty()) {
+      sigprocmask(SIG_SETMASK, &oldset, 0);
+      return;
+    }
+
+    sigc::slot<void> action = actions.front();
+    actions.pop();
+
+    sigprocmask(SIG_SETMASK, &oldset, 0);
+
+    action();
+  }
+}
+
+void ActionManager::add(const sigc::slot<void> &action) {
+  sigset_t set, oldset;
+  sigfillset(&set);
+  sigprocmask(SIG_SETMASK, &set, &oldset);
+
+  actions.push(action);
+  write(notifyPipe[1], "", 1);
+
+  sigprocmask(SIG_SETMASK, &oldset, 0);
+}
+
+}
+}