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-rwxr-xr-xsrc/main.cpp175
1 files changed, 175 insertions, 0 deletions
diff --git a/src/main.cpp b/src/main.cpp
new file mode 100755
index 0000000..a1e3db8
--- /dev/null
+++ b/src/main.cpp
@@ -0,0 +1,175 @@
+/*
+ * Copyright (C) 2017 Mentor Graphics Development (Deutschland) GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <unistd.h>
+#include "app.hpp"
+#include "json_helper.hpp"
+#include "util.hpp"
+#include "wayland.hpp"
+
+#include <algorithm>
+#include <mutex>
+
+#include <json.h>
+
+extern "C" {
+#include <afb/afb-binding.h>
+#include <systemd/sd-event.h>
+}
+
+namespace {
+
+struct afb_instance {
+ std::unique_ptr<wl::display> display;
+ wm::App app;
+
+ afb_instance() : display{new wl::display}, app{this->display.get()} {}
+
+ int init();
+};
+
+struct afb_instance *g_afb_instance;
+
+int afb_instance::init() {
+ return this->app.init();
+}
+
+int display_event_callback(sd_event_source *evs, int /*fd*/, uint32_t events,
+ void * /*data*/) {
+ ST();
+
+ if ((events & EPOLLHUP) != 0) {
+ logerror("The compositor hung up, dying now.");
+ delete g_afb_instance;
+ g_afb_instance = nullptr;
+ goto error;
+ }
+
+ if ((events & EPOLLIN) != 0u) {
+ {
+ STN(display_read_events);
+ g_afb_instance->app.display->read_events();
+ g_afb_instance->app.set_pending_events();
+ }
+ {
+ // We want do dispatch pending wayland events from within
+ // the API context
+ STN(winman_ping_api_call);
+ afb_service_call("windowmanager", "ping", json_object_new_object(),
+ [](void *c, int st, json_object *j) {
+ STN(winman_ping_api_call_return);
+ },
+ nullptr);
+ }
+ }
+
+ return 0;
+
+error:
+ sd_event_source_unref(evs);
+ if (getenv("WINMAN_EXIT_ON_HANGUP") != nullptr) {
+ exit(1);
+}
+ return -1;
+}
+
+// _ _ _ _ _ _ _ ____
+// | |__ (_)_ __ __| (_)_ __ __ _ (_)_ __ (_) |_ / /\ \
+// | '_ \| | '_ \ / _` | | '_ \ / _` | | | '_ \| | __| | | |
+// | |_) | | | | | (_| | | | | | (_| | | | | | | | |_| | | |
+// |_.__/|_|_| |_|\__,_|_|_| |_|\__, |___|_|_| |_|_|\__| | | |
+// |___/_____| \_\/_/
+int binding_init_() {
+ lognotice("WinMan ver. %s", WINMAN_VERSION_STRING);
+
+ if (g_afb_instance != nullptr) {
+ logerror("Wayland context already initialized?");
+ return 0;
+ }
+
+ if (getenv("XDG_RUNTIME_DIR") == nullptr) {
+ logerror("Environment variable XDG_RUNTIME_DIR not set");
+ goto error;
+ }
+
+ {
+ // wait until wayland compositor starts up.
+ int cnt = 0;
+ g_afb_instance = new afb_instance;
+ while (!g_afb_instance->display->ok()) {
+ cnt++;
+ if (20 <= cnt) {
+ logerror("Could not connect to compositor");
+ goto error;
+ }
+ logerror("Wait to start weston ...");
+ sleep(1);
+ delete g_afb_instance;
+ g_afb_instance = new afb_instance;
+ }
+ }
+
+ if (g_afb_instance->init() == -1) {
+ logerror("Could not connect to compositor");
+ goto error;
+ }
+
+ {
+ int ret = sd_event_add_io(afb_daemon_get_event_loop(), nullptr,
+ g_afb_instance->display->get_fd(), EPOLLIN,
+ display_event_callback, g_afb_instance);
+ if (ret < 0) {
+ logerror("Could not initialize afb_instance event handler: %d", -ret);
+ goto error;
+ }
+ }
+
+ atexit([] { delete g_afb_instance; });
+
+ return 0;
+
+error:
+ delete g_afb_instance;
+ g_afb_instance = nullptr;
+ return -1;
+}
+
+int binding_init() noexcept {
+ try {
+ return binding_init_();
+ } catch (std::exception &e) {
+ logerror("Uncaught exception in binding_init(): %s", e.what());
+ }
+ return -1;
+}
+
+} // namespace
+
+#include "afb_binding_glue.inl"
+
+// XXX implement send_event right here...
+namespace wm {
+void binding_api::send_event(char const *evname, char const *label) {
+ logdebug("%s: %s(%s)", __func__, evname, label);
+ int ret = afb_daemon_broadcast_event(evname, json_object_new_string(label));
+ if (ret != 0) {
+ logdebug("afb_event_broadcast failed: %m");
+ }
+}
+} // namespace wm
+
+extern "C" const struct afb_binding_v2 afbBindingV2 = {
+ "windowmanager", nullptr, nullptr, windowmanager_verbs, nullptr, binding_init, nullptr, 0};