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author | Mikael Djurfeldt <djurfeldt@nada.kth.se> | 2002-12-18 13:42:58 +0000 |
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committer | Mikael Djurfeldt <djurfeldt@nada.kth.se> | 2002-12-18 13:42:58 +0000 |
commit | 29717c89316bb94c95a90107553a47f5ee5fb4e3 (patch) | |
tree | 0c049f90cb4023f7189cfdeb4a5124ba1a21cfc5 /libguile/threads-plugin.h | |
parent | 62d4fd94a6993ee521756c5ecebce0fcaed39779 (diff) | |
download | guile-29717c89316bb94c95a90107553a47f5ee5fb4e3.tar.gz |
* Makefile.am (modinclude_HEADERS): Added threads-plugin.h.
(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.
Diffstat (limited to 'libguile/threads-plugin.h')
-rw-r--r-- | libguile/threads-plugin.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/libguile/threads-plugin.h b/libguile/threads-plugin.h new file mode 100644 index 000000000..3e0eb2096 --- /dev/null +++ b/libguile/threads-plugin.h @@ -0,0 +1,100 @@ +/* classes: h_files */ + +#ifndef SCM_THREADS_PLUGIN_H +#define SCM_THREADS_PLUGIN_H + +/* Copyright (C) 1996,1997,1998,2000,2001, 2002 Free Software Foundation, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this software; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, + * Boston, MA 02111-1307 USA + * + * As a special exception, the Free Software Foundation gives permission + * for additional uses of the text contained in its release of GUILE. + * + * The exception is that, if you link the GUILE library with other files + * to produce an executable, this does not by itself cause the + * resulting executable to be covered by the GNU General Public License. + * Your use of that executable is in no way restricted on account of + * linking the GUILE library code into it. + * + * This exception does not however invalidate any other reasons why + * the executable file might be covered by the GNU General Public License. + * + * This exception applies only to the code released by the + * Free Software Foundation under the name GUILE. If you copy + * code from other Free Software Foundation releases into a copy of + * GUILE, as the General Public License permits, the exception does + * not apply to the code that you add in this way. To avoid misleading + * anyone as to the status of such modified files, you must delete + * this exception notice from them. + * + * If you write modifications of your own for GUILE, it is your choice + * whether to permit this exception to apply to your modifications. + * If you do not wish that, delete this exception notice. */ + + +#include <pthread.h> /* This file should *not* need to include pthread.h */ + +/* Size is checked in scm_init_threads_plugin */ +#define SCM_MUTEX_MAXSIZE (9 * sizeof (long)) +typedef struct { char _[SCM_MUTEX_MAXSIZE]; } scm_t_mutex; + +/*fixme* Should be defined similarly to scm_t_mutex. */ +#define scm_t_mutexattr pthread_mutexattr_t + +extern int scm_i_plugin_mutex_size; +typedef int (*scm_t_mutex_init) (scm_t_mutex *, const scm_t_mutexattr *); +typedef int (*scm_t_mutex_lock) (scm_t_mutex *); +typedef int (*scm_t_mutex_unlock) (scm_t_mutex *); +extern scm_t_mutex_init scm_i_plugin_mutex_init; +extern scm_t_mutex_lock scm_i_plugin_mutex_lock; +extern scm_t_mutex_unlock scm_i_plugin_mutex_unlock; + +/* Size is checked in scm_init_threads_plugin */ +#define SCM_REC_MUTEX_MAXSIZE (SCM_MUTEX_MAXSIZE + 3 * sizeof (long)) +typedef struct { char _[SCM_REC_MUTEX_MAXSIZE]; } scm_t_rec_mutex; + +extern int scm_i_plugin_rec_mutex_size; +typedef int (*scm_t_rec_mutex_init) (scm_t_rec_mutex *, + const scm_t_mutexattr *); +typedef int (*scm_t_rec_mutex_destroy) (scm_t_rec_mutex *); +typedef int (*scm_t_rec_mutex_lock) (scm_t_rec_mutex *); +typedef int (*scm_t_rec_mutex_trylock) (scm_t_rec_mutex *); +typedef int (*scm_t_rec_mutex_unlock) (scm_t_rec_mutex *); +extern scm_t_rec_mutex_init scm_i_plugin_rec_mutex_init; +extern scm_t_rec_mutex_destroy scm_i_plugin_rec_mutex_destroy; +extern scm_t_rec_mutex_lock scm_i_plugin_rec_mutex_lock; +extern scm_t_rec_mutex_trylock scm_i_plugin_rec_mutex_trylock; +extern scm_t_rec_mutex_unlock scm_i_plugin_rec_mutex_unlock; + +/*fixme*/ +#define scm_t_cond pthread_cond_t + +typedef int (*scm_t_cond_wait) (scm_t_cond *, scm_t_mutex *); +typedef int (*scm_t_cond_timedwait) (scm_t_cond *, + scm_t_mutex *, + const struct timespec *); +extern scm_t_cond_wait scm_i_plugin_cond_wait; +extern scm_t_cond_timedwait scm_i_plugin_cond_timedwait; + +extern void scm_init_threads_plugin (void); + +#endif /* SCM_THREADS_PLUGIN_H */ + +/* + Local Variables: + c-file-style: "gnu" + End: +*/ |