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-rw-r--r--3rdparty/luv/src/signal.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/3rdparty/luv/src/signal.c b/3rdparty/luv/src/signal.c
new file mode 100644
index 00000000000..48ace2bf601
--- /dev/null
+++ b/3rdparty/luv/src/signal.c
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2014 The Luvit Authors. All Rights Reserved.
+ *
+ * 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 "luv.h"
+
+static uv_signal_t* luv_check_signal(lua_State* L, int index) {
+ uv_signal_t* handle = luv_checkudata(L, index, "uv_signal");
+ luaL_argcheck(L, handle->type == UV_SIGNAL && handle->data, index, "Expected uv_signal_t");
+ return handle;
+}
+
+static int luv_new_signal(lua_State* L) {
+ uv_signal_t* handle = luv_newuserdata(L, sizeof(*handle));
+ int ret = uv_signal_init(luv_loop(L), handle);
+ if (ret < 0) {
+ lua_pop(L, 1);
+ return luv_error(L, ret);
+ }
+ handle->data = luv_setup_handle(L);
+ return 1;
+}
+
+static void luv_signal_cb(uv_signal_t* handle, int signum) {
+ lua_State* L = luv_state(handle->loop);
+ luv_handle_t* data = handle->data;
+ lua_pushstring(L, luv_sig_num_to_string(signum));
+ luv_call_callback(L, data, LUV_SIGNAL, 1);
+}
+
+static int luv_signal_start(lua_State* L) {
+ uv_signal_t* handle = luv_check_signal(L, 1);
+ int signum, ret;
+ if (lua_isnumber(L, 2)) {
+ signum = lua_tointeger(L, 2);
+ }
+ else if (lua_isstring(L, 2)) {
+ signum = luv_sig_string_to_num(luaL_checkstring(L, 2));
+ luaL_argcheck(L, signum, 2, "Invalid Signal name");
+ }
+ else {
+ return luaL_argerror(L, 2, "Missing Signal name");
+ }
+
+ if (!lua_isnoneornil(L, 3)) {
+ luv_check_callback(L, handle->data, LUV_SIGNAL, 3);
+ }
+ ret = uv_signal_start(handle, luv_signal_cb, signum);
+ if (ret < 0) return luv_error(L, ret);
+ lua_pushinteger(L, ret);
+ return 1;
+}
+
+static int luv_signal_stop(lua_State* L) {
+ uv_signal_t* handle = luv_check_signal(L, 1);
+ int ret = uv_signal_stop(handle);
+ if (ret < 0) return luv_error(L, ret);
+ lua_pushinteger(L, ret);
+ return 1;
+}