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author | 2016-02-21 11:48:45 +0100 | |
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committer | 2016-02-21 11:48:45 +0100 | |
commit | cc24a339d8c0517259084b5c178d784626ba965c (patch) | |
tree | 9868e9687b5802ae0a3733712a3bbeb3bc75c953 /3rdparty/luv/src/fs_event.c | |
parent | b5daabda5495dea5c50e17961ecfed2ea8619d76 (diff) |
Merge remote-tracking branch 'refs/remotes/mamedev/master'
Second attempt
Diffstat (limited to '3rdparty/luv/src/fs_event.c')
-rw-r--r-- | 3rdparty/luv/src/fs_event.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/3rdparty/luv/src/fs_event.c b/3rdparty/luv/src/fs_event.c new file mode 100644 index 00000000000..52bda788421 --- /dev/null +++ b/3rdparty/luv/src/fs_event.c @@ -0,0 +1,97 @@ +/* + * 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_fs_event_t* luv_check_fs_event(lua_State* L, int index) { + uv_fs_event_t* handle = luv_checkudata(L, index, "uv_fs_event"); + luaL_argcheck(L, handle->type == UV_FS_EVENT && handle->data, index, "Expected uv_fs_event_t"); + return handle; +} + +static int luv_new_fs_event(lua_State* L) { + uv_fs_event_t* handle = luv_newuserdata(L, sizeof(*handle)); + int ret = uv_fs_event_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_fs_event_cb(uv_fs_event_t* handle, const char* filename, int events, int status) { + lua_State* L = luv_state(handle->loop); + + // err + luv_status(L, status); + + // filename + lua_pushstring(L, filename); + + // events + lua_newtable(L); + if (events & UV_RENAME) { + lua_pushboolean(L, 1); + lua_setfield(L, -2, "rename"); + } + if (events & UV_CHANGE) { + lua_pushboolean(L, 1); + lua_setfield(L, -2, "change"); + } + + luv_call_callback(L, handle->data, LUV_FS_EVENT, 3); +} + +static int luv_fs_event_start(lua_State* L) { + uv_fs_event_t* handle = luv_check_fs_event(L, 1); + const char* path = luaL_checkstring(L, 2); + int flags = 0, ret; + luaL_checktype(L, 3, LUA_TTABLE); + lua_getfield(L, 3, "watch_entry"); + if (lua_toboolean(L, -1)) flags |= UV_FS_EVENT_WATCH_ENTRY; + lua_pop(L, 1); + lua_getfield(L, 3, "stat"); + if (lua_toboolean(L, -1)) flags |= UV_FS_EVENT_STAT; + lua_pop(L, 1); + lua_getfield(L, 3, "recursive"); + if (lua_toboolean(L, -1)) flags |= UV_FS_EVENT_RECURSIVE; + lua_pop(L, 1); + luv_check_callback(L, handle->data, LUV_FS_EVENT, 4); + ret = uv_fs_event_start(handle, luv_fs_event_cb, path, flags); + if (ret < 0) return luv_error(L, ret); + lua_pushinteger(L, ret); + return 1; +} + +static int luv_fs_event_stop(lua_State* L) { + uv_fs_event_t* handle = luv_check_fs_event(L, 1); + int ret = uv_fs_event_stop(handle); + if (ret < 0) return luv_error(L, ret); + lua_pushinteger(L, ret); + return 1; +} + +static int luv_fs_event_getpath(lua_State* L) { + uv_fs_event_t* handle = luv_check_fs_event(L, 1); + size_t len = 2*PATH_MAX; + char buf[2*PATH_MAX]; + int ret = uv_fs_event_getpath(handle, buf, &len); + if (ret < 0) return luv_error(L, ret); + lua_pushlstring(L, buf, len); + return 1; +} |