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/*
* Copyright (c) 2010 Wayne Meissner
*
* All rights reserved.
*
* This file is part of ruby-ffi.
*
* This code is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License version 3 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* version 3 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with this work. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef RBFFI_THREAD_H
#define RBFFI_THREAD_H
#include <stdbool.h>
#include <ruby.h>
#include "extconf.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifdef HAVE_RUBY_THREAD_HAS_GVL_P
extern int ruby_thread_has_gvl_p(void);
# define rbffi_thread_has_gvl_p ruby_thread_has_gvl_p
#else
#ifdef _WIN32
# include <windows.h>
#else
# include <pthread.h>
#endif
typedef struct {
#ifdef _WIN32
DWORD id;
#else
pthread_t id;
#endif
bool valid;
} rbffi_thread_t;
extern rbffi_thread_t rbffi_active_thread;
rbffi_thread_t rbffi_thread_self();
bool rbffi_thread_equal(const rbffi_thread_t* lhs, const rbffi_thread_t* rhs);
bool rbffi_thread_has_gvl_p(void);
#endif
#ifdef HAVE_RB_THREAD_BLOCKING_REGION
# define rbffi_thread_blocking_region rb_thread_blocking_region
#else
VALUE rbffi_thread_blocking_region(VALUE (*func)(void *), void *data1, void (*ubf)(void *), void *data2);
#endif
#ifdef __cplusplus
}
#endif
#endif /* RBFFI_THREAD_H */
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