summaryrefslogtreecommitdiff
path: root/libguile/async.h
diff options
context:
space:
mode:
Diffstat (limited to 'libguile/async.h')
-rw-r--r--libguile/async.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/libguile/async.h b/libguile/async.h
index ffb7d9346..6f9458983 100644
--- a/libguile/async.h
+++ b/libguile/async.h
@@ -2,7 +2,7 @@
#ifndef ASYNCH
#define ASYNCH
-/* Copyright (C) 1995,1996 Free Software Foundation, Inc.
+/* Copyright (C) 1995,1996,1997 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
@@ -48,6 +48,16 @@
+#define SCM_ASYNCP(X) (scm_tc16_async == SCM_GCTYP16 (X))
+#define SCM_ASYNC(X) ((struct scm_async *)SCM_CDR (X))
+
+struct scm_async
+{
+ int got_it; /* needs to be delivered? */
+ SCM thunk; /* the handler. */
+};
+
+
extern unsigned int scm_mask_ints;
extern SCM scm_gc_async;
@@ -63,7 +73,6 @@ extern SCM scm_run_asyncs SCM_P ((SCM list_of_a));
extern SCM scm_noop SCM_P ((SCM args));
extern SCM scm_set_tick_rate SCM_P ((SCM n));
extern SCM scm_set_switch_rate SCM_P ((SCM n));
-extern SCM scm_take_signal SCM_P ((int n));
extern SCM scm_unmask_signals SCM_P ((void));
extern SCM scm_mask_signals SCM_P ((void));
extern void scm_init_async SCM_P ((void));