http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/libguile/threads.h

/* classes: h_files */ #ifndef THREADSH #define THREADSH /* Copyright (C) 1996, 1997, 1998, 2000, 2001 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 "libguile/__scm.h" #include "libguile/procs.h" #include "libguile/throw.h" /* smob tags for the thread datatypes */ extern scm_t_bits scm_tc16_thread; extern scm_t_bits scm_tc16_mutex; extern scm_t_bits scm_tc16_condvar; #define SCM_THREADP(x) SCM_TYP16_PREDICATE (scm_tc16_thread, x) #define SCM_THREAD_DATA(x) ((void *) SCM_CELL_WORD_1 (x)) #define SCM_MUTEXP(x) SCM_TYP16_PREDICATE (scm_tc16_mutex, x) #define SCM_MUTEX_DATA(x) ((void *) SCM_CELL_WORD_1 (x)) #define SCM_CONDVARP(x) SCM_TYP16_PREDICATE (scm_tc16_condvar, x) #define SCM_CONDVAR_DATA(x) ((void *) SCM_CELL_WORD_1 (x)) /* Initialize implementation specific details of the threads support */ void scm_threads_init (SCM_STACKITEM *); void scm_threads_mark_stacks (void); void scm_init_threads (SCM_STACKITEM *); /* */ SCM scm_threads_make_mutex (void); SCM scm_threads_lock_mutex (SCM); SCM scm_threads_unlock_mutex (SCM); SCM scm_threads_monitor (void); SCM scm_spawn_thread (scm_t_catch_body body, void *body_data, scm_t_catch_handler handler, void *handler_data); /* These are versions of the ordinary sleep and usleep functions, that play nicely with the thread system. */ unsigned long scm_thread_sleep (unsigned long); unsigned long scm_thread_usleep (unsigned long); /* The C versions of the Scheme-visible thread functions. */ #ifdef USE_COOP_THREADS extern SCM scm_single_thread_p (void); #endif extern SCM scm_yield (void); extern SCM scm_call_with_new_thread (SCM argl); extern SCM scm_join_thread (SCM t); extern SCM scm_make_mutex (void); extern SCM scm_lock_mutex (SCM m); extern SCM scm_unlock_mutex (SCM m); extern SCM scm_make_condition_variable (void); extern SCM scm_wait_condition_variable (SCM cond, SCM mutex); extern SCM scm_signal_condition_variable (SCM cond); #ifdef USE_COOP_THREADS #include "libguile/coop-defs.h" #endif #endif /* THREADSH */ /* Local Variables: c-file-style: "gnu" End: */