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77 lines
2.0 KiB
C
77 lines
2.0 KiB
C
/*
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* MIT License
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*
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* Copyright (c) 2021 Ozan Tezcan
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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 deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* 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 FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef SC_COND_H
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#define SC_COND_H
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#include <stdbool.h>
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#define SC_COND_VERSION "2.0.0"
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#if defined(_WIN32) || defined(_WIN64)
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#include <windows.h>
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#else
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#include <pthread.h>
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#endif
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struct sc_cond {
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bool init;
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bool done;
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void *data;
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#if defined(_WIN32) || defined(_WIN64)
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CONDITION_VARIABLE cond;
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CRITICAL_SECTION mtx;
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#else
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pthread_cond_t cond;
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pthread_mutex_t mtx;
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#endif
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};
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/**
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* @param c cond
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* @return '0' on success, negative on error, errno will be set.
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*/
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int sc_cond_init(struct sc_cond *c);
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/**
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* @param c cond
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* @return '0' on success, negative on error, errno will be set.
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*/
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int sc_cond_term(struct sc_cond *c);
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/**
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* @param c cond
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* @param data data to pass to thread which will call 'sc_cond_wait'.
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*/
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void sc_cond_signal(struct sc_cond *c, void *data);
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/**
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* @param c cond
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* @return 'user data'.'data' argument on previous sc_cond_signal() call
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*/
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void *sc_cond_wait(struct sc_cond *c);
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#endif
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