libguile/async.h

   1 /* classes: h_files */
   2
   3 #ifndef ASYNCH
   4 #define ASYNCH
   5 /*      Copyright (C) 1995,1996 Free Software Foundation, Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2, or (at your option)
  10  * any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this software; see the file COPYING.  If not, write to
  19  * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  20  *
  21  * As a special exception, the Free Software Foundation gives permission
  22  * for additional uses of the text contained in its release of GUILE.
  23  *
  24  * The exception is that, if you link the GUILE library with other files
  25  * to produce an executable, this does not by itself cause the
  26  * resulting executable to be covered by the GNU General Public License.
  27  * Your use of that executable is in no way restricted on account of
  28  * linking the GUILE library code into it.
  29  *
  30  * This exception does not however invalidate any other reasons why
  31  * the executable file might be covered by the GNU General Public License.
  32  *
  33  * This exception applies only to the code released by the
  34  * Free Software Foundation under the name GUILE.  If you copy
  35  * code from other Free Software Foundation releases into a copy of
  36  * GUILE, as the General Public License permits, the exception does
  37  * not apply to the code that you add in this way.  To avoid misleading
  38  * anyone as to the status of such modified files, you must delete
  39  * this exception notice from them.
  40  *
  41  * If you write modifications of your own for GUILE, it is your choice
  42  * whether to permit this exception to apply to your modifications.
  43  * If you do not wish that, delete this exception notice.
  44  */
  45 \f
  46
  47 #include "__scm.h"
  48
  49
  50 \f
  51
  52 extern unsigned int scm_async_clock;
  53 extern unsigned int scm_mask_ints;
  54
  55 \f
  56 #ifdef __STDC__
  57 extern void scm_async_click (void);
  58 extern void scm_switch (void);
  59 extern SCM scm_async (SCM thunk);
  60 extern SCM scm_system_async (SCM thunk);
  61 extern SCM scm_async_mark (SCM a);
  62 extern SCM scm_system_async_mark (SCM a);
  63 extern SCM scm_run_asyncs (SCM list_of_a);
  64 extern SCM scm_noop (SCM args);
  65 extern SCM scm_set_tick_rate (SCM n);
  66 extern SCM scm_set_switch_rate (SCM n);
  67 extern SCM scm_take_signal (int n);
  68 extern SCM scm_unmask_signals (void);
  69 extern SCM scm_mask_signals (void);
  70 extern void scm_init_async (void);
  71
  72 #else /* STDC */
  73 extern void scm_async_click ();
  74 extern void scm_switch ();
  75 extern SCM scm_async ();
  76 extern SCM scm_system_async ();
  77 extern SCM scm_async_mark ();
  78 extern SCM scm_system_async_mark ();
  79 extern SCM scm_run_asyncs ();
  80 extern SCM scm_noop ();
  81 extern SCM scm_set_tick_rate ();
  82 extern SCM scm_set_switch_rate ();
  83 extern SCM scm_take_signal ();
  84 extern SCM scm_unmask_signals ();
  85 extern SCM scm_mask_signals ();
  86 extern void scm_init_async ();
  87
  88 #endif /* STDC */
  89
  90
  91 #endif  /* ASYNCH */