60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
/**
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* sci - a simple ci system
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Copyright (C) 2024 Asger Gitz-Johansen
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef SCI_THREADPOOL_H
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#define SCI_THREADPOOL_H
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#include "optional.h"
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#include <pthread.h>
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#include <stdbool.h>
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// a work function
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typedef void (*thread_func)(void *arg);
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// linked list for work functions
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typedef struct threadpool_work {
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thread_func func;
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void* arg;
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struct threadpool_work* next;
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} threadpool_work;
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typedef optional_type(threadpool_work*) optional_threadpool_work;
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// thread pool object
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typedef struct {
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threadpool_work* work_first;
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threadpool_work* work_last;
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pthread_mutex_t work_mutex;
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pthread_cond_t work_cond;
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pthread_cond_t working_cond;
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size_t working_count;
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size_t thread_count;
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bool stop;
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} threadpool;
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// create a new threadpool instance with `num` amount of worker threads
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threadpool* threadpool_create(size_t num);
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// destroy a threadpool instance
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void threadpool_destroy(threadpool* pool);
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// add work to the threadpool
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bool threadpool_add_work(threadpool* pool, thread_func func, void* arg);
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// wait for the remaining work in the threadpool to complete
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void threadpool_wait(threadpool* pool);
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#endif
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