forked from cory/tildefriends
69 lines
4.3 KiB
C
69 lines
4.3 KiB
C
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/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "uv.h"
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#include "internal.h"
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#define UV_LOOP_WATCHER_DEFINE(name, type) \
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int uv_##name##_init(uv_loop_t* loop, uv_##name##_t* handle) { \
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uv__handle_init(loop, (uv_handle_t*)handle, UV_##type); \
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handle->name##_cb = NULL; \
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return 0; \
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} \
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\
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int uv_##name##_start(uv_##name##_t* handle, uv_##name##_cb cb) { \
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if (uv__is_active(handle)) return 0; \
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if (cb == NULL) return UV_EINVAL; \
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QUEUE_INSERT_HEAD(&handle->loop->name##_handles, &handle->queue); \
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handle->name##_cb = cb; \
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uv__handle_start(handle); \
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return 0; \
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} \
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\
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int uv_##name##_stop(uv_##name##_t* handle) { \
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if (!uv__is_active(handle)) return 0; \
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QUEUE_REMOVE(&handle->queue); \
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uv__handle_stop(handle); \
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return 0; \
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} \
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\
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void uv__run_##name(uv_loop_t* loop) { \
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uv_##name##_t* h; \
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QUEUE queue; \
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QUEUE* q; \
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QUEUE_MOVE(&loop->name##_handles, &queue); \
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while (!QUEUE_EMPTY(&queue)) { \
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q = QUEUE_HEAD(&queue); \
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h = QUEUE_DATA(q, uv_##name##_t, queue); \
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QUEUE_REMOVE(q); \
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QUEUE_INSERT_TAIL(&loop->name##_handles, q); \
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h->name##_cb(h); \
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} \
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} \
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\
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void uv__##name##_close(uv_##name##_t* handle) { \
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uv_##name##_stop(handle); \
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}
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UV_LOOP_WATCHER_DEFINE(prepare, PREPARE)
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UV_LOOP_WATCHER_DEFINE(check, CHECK)
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UV_LOOP_WATCHER_DEFINE(idle, IDLE)
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