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29717c8931
(EXTRA_DIST): Added threads-plugin.c. * threads-plugin.h, threads-plugin.c: New files. * threads.h: #include "libguile/threads-plugin.h". * threads.c: #include "libguile/threads-plugin.c". * pthread-threads.c: Temporarily remove debugging functions. * threads.c, threads.h (scm_yield): Added back.
100 lines
4.1 KiB
C
100 lines
4.1 KiB
C
/* classes: h_files */
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#ifndef SCM_THREADS_PLUGIN_H
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#define SCM_THREADS_PLUGIN_H
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/* Copyright (C) 1996,1997,1998,2000,2001, 2002 Free Software Foundation, Inc.
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*
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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 2, or (at your option)
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* any later version.
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*
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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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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA
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*
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* As a special exception, the Free Software Foundation gives permission
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* for additional uses of the text contained in its release of GUILE.
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*
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* The exception is that, if you link the GUILE library with other files
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* to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the GUILE library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the
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* Free Software Foundation under the name GUILE. If you copy
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* code from other Free Software Foundation releases into a copy of
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* GUILE, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for GUILE, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice. */
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#include <pthread.h> /* This file should *not* need to include pthread.h */
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/* Size is checked in scm_init_threads_plugin */
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#define SCM_MUTEX_MAXSIZE (9 * sizeof (long))
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typedef struct { char _[SCM_MUTEX_MAXSIZE]; } scm_t_mutex;
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/*fixme* Should be defined similarly to scm_t_mutex. */
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#define scm_t_mutexattr pthread_mutexattr_t
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extern int scm_i_plugin_mutex_size;
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typedef int (*scm_t_mutex_init) (scm_t_mutex *, const scm_t_mutexattr *);
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typedef int (*scm_t_mutex_lock) (scm_t_mutex *);
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typedef int (*scm_t_mutex_unlock) (scm_t_mutex *);
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extern scm_t_mutex_init scm_i_plugin_mutex_init;
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extern scm_t_mutex_lock scm_i_plugin_mutex_lock;
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extern scm_t_mutex_unlock scm_i_plugin_mutex_unlock;
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/* Size is checked in scm_init_threads_plugin */
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#define SCM_REC_MUTEX_MAXSIZE (SCM_MUTEX_MAXSIZE + 3 * sizeof (long))
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typedef struct { char _[SCM_REC_MUTEX_MAXSIZE]; } scm_t_rec_mutex;
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extern int scm_i_plugin_rec_mutex_size;
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typedef int (*scm_t_rec_mutex_init) (scm_t_rec_mutex *,
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const scm_t_mutexattr *);
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typedef int (*scm_t_rec_mutex_destroy) (scm_t_rec_mutex *);
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typedef int (*scm_t_rec_mutex_lock) (scm_t_rec_mutex *);
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typedef int (*scm_t_rec_mutex_trylock) (scm_t_rec_mutex *);
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typedef int (*scm_t_rec_mutex_unlock) (scm_t_rec_mutex *);
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extern scm_t_rec_mutex_init scm_i_plugin_rec_mutex_init;
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extern scm_t_rec_mutex_destroy scm_i_plugin_rec_mutex_destroy;
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extern scm_t_rec_mutex_lock scm_i_plugin_rec_mutex_lock;
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extern scm_t_rec_mutex_trylock scm_i_plugin_rec_mutex_trylock;
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extern scm_t_rec_mutex_unlock scm_i_plugin_rec_mutex_unlock;
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/*fixme*/
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#define scm_t_cond pthread_cond_t
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typedef int (*scm_t_cond_wait) (scm_t_cond *, scm_t_mutex *);
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typedef int (*scm_t_cond_timedwait) (scm_t_cond *,
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scm_t_mutex *,
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const struct timespec *);
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extern scm_t_cond_wait scm_i_plugin_cond_wait;
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extern scm_t_cond_timedwait scm_i_plugin_cond_timedwait;
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extern void scm_init_threads_plugin (void);
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#endif /* SCM_THREADS_PLUGIN_H */
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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