-/* Copyright (C) 1995, 1996, 1998, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1995,1996,1998,1999,2000,2001 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
#include "libguile/eval.h"
#include "libguile/ports.h"
-#include "libguile/objprop.h"
#include "libguile/procprop.h"
#include "libguile/root.h"
#include "libguile/smob.h"
*/
void
-scm_c_hook_init (scm_c_hook_t *hook, void *hook_data, scm_c_hook_type_t type)
+scm_c_hook_init (scm_t_c_hook *hook, void *hook_data, scm_t_c_hookype_t type)
{
hook->first = 0;
hook->type = type;
}
void
-scm_c_hook_add (scm_c_hook_t *hook,
- scm_c_hook_function_t func,
+scm_c_hook_add (scm_t_c_hook *hook,
+ scm_t_c_hook_function func,
void *func_data,
int appendp)
{
- scm_c_hook_entry_t *entry = scm_must_malloc (sizeof (scm_c_hook_entry_t),
+ scm_t_c_hook_entry *entry = scm_must_malloc (sizeof (scm_t_c_hook_entry),
"C level hook entry");
- scm_c_hook_entry_t **loc = &hook->first;
+ scm_t_c_hook_entry **loc = &hook->first;
if (appendp)
while (*loc)
*loc = (*loc)->next;
}
void
-scm_c_hook_remove (scm_c_hook_t *hook,
- scm_c_hook_function_t func,
+scm_c_hook_remove (scm_t_c_hook *hook,
+ scm_t_c_hook_function func,
void *func_data)
{
- scm_c_hook_entry_t **loc = &hook->first;
+ scm_t_c_hook_entry **loc = &hook->first;
while (*loc)
{
if ((*loc)->func == func && (*loc)->data == func_data)
{
- scm_c_hook_entry_t *entry = *loc;
+ scm_t_c_hook_entry *entry = *loc;
*loc = (*loc)->next;
scm_must_free (entry);
return;
}
void *
-scm_c_hook_run (scm_c_hook_t *hook, void *data)
+scm_c_hook_run (scm_t_c_hook *hook, void *data)
{
- scm_c_hook_entry_t *entry = hook->first;
- scm_c_hook_type_t type = hook->type;
+ scm_t_c_hook_entry *entry = hook->first;
+ scm_t_c_hookype_t type = hook->type;
void *res = 0;
while (entry)
{
* programs.
*/
-long scm_tc16_hook;
-
-
-static SCM
-make_hook (SCM n_args, const char *subr)
-{
- int n;
-
- if (SCM_UNBNDP (n_args))
- {
- n = 0;
- }
- else
- {
- SCM_ASSERT (SCM_INUMP (n_args), n_args, SCM_ARGn, subr);
- n = SCM_INUM (n_args);
- if (n < 0 || n > 16)
- scm_out_of_range (subr, n_args);
- }
- SCM_RETURN_NEWSMOB (scm_tc16_hook + (n << 16), SCM_EOL);
-}
+scm_t_bits scm_tc16_hook;
static int
-print_hook (SCM hook, SCM port, scm_print_state *pstate)
+hook_print (SCM hook, SCM port, scm_print_state *pstate)
{
SCM ls, name;
scm_puts ("#<hook ", port);
{
scm_putc (' ', port);
name = scm_procedure_name (SCM_CAR (ls));
- if (SCM_NFALSEP (name))
+ if (!SCM_FALSEP (name))
scm_iprin1 (name, port, pstate);
else
scm_putc ('?', port);
return 1;
}
-
-SCM_SYMBOL (symbol_name, "name");
-
-SCM
-scm_create_hook (const char* name, int n_args)
-{
- SCM vcell = scm_sysintern0 (name);
- SCM hook = make_hook (SCM_MAKINUM (n_args), "scm_create_hook");
- SCM_SETCDR (vcell, hook);
- scm_set_object_property_x (hook, symbol_name, scm_makfrom0str (name));
- scm_protect_object (hook);
- return hook;
-}
-
-
#if (SCM_DEBUG_DEPRECATED == 0)
-SCM_DEFINE (scm_make_hook_with_name, "make-hook-with-name", 1, 1, 0,
- (SCM name, SCM n_args),
-"")
-#define FUNC_NAME s_scm_make_hook_with_name
+SCM
+scm_create_hook (const char *name, int n_args)
{
- SCM hook = make_hook (n_args, FUNC_NAME);
- scm_set_object_property_x (hook, scm_makfrom0str ("name"), name);
- return hook;
+ SCM hook = scm_make_hook (SCM_MAKINUM (n_args));
+ scm_c_define (name, hook);
+ return scm_permanent_object (hook);
}
-#undef FUNC_NAME
-
-#endif /* SCM_DEBUG_DEPRECATED == 0 */
+#endif
SCM_DEFINE (scm_make_hook, "make-hook", 0, 1, 0,
(SCM n_args),
-"")
+ "Create a hook for storing procedure of arity\n"
+ "@var{n_args}. @var{n_args} defaults to zero.")
#define FUNC_NAME s_scm_make_hook
{
- return make_hook (n_args, FUNC_NAME);
+ int n;
+
+ if (SCM_UNBNDP (n_args))
+ {
+ n = 0;
+ }
+ else
+ {
+ SCM_VALIDATE_INUM_COPY (SCM_ARG1, n_args, n);
+ if (n < 0 || n > 16)
+ SCM_OUT_OF_RANGE (SCM_ARG1, n_args);
+ }
+
+ SCM_RETURN_NEWSMOB (scm_tc16_hook + (n << 16), SCM_UNPACK (SCM_EOL));
}
#undef FUNC_NAME
SCM_DEFINE (scm_hook_p, "hook?", 1, 0, 0,
(SCM x),
-"")
+ "Return @code{#t} if @var{x} is a hook, @code{#f} otherwise.")
#define FUNC_NAME s_scm_hook_p
{
return SCM_BOOL (SCM_HOOKP (x));
SCM_DEFINE (scm_hook_empty_p, "hook-empty?", 1, 0, 0,
(SCM hook),
-"")
+ "Return @code{#t} if @var{hook} is an empty hook, @code{#f}\n"
+ "otherwise.")
#define FUNC_NAME s_scm_hook_empty_p
{
SCM_VALIDATE_HOOK (1, hook);
SCM_DEFINE (scm_add_hook_x, "add-hook!", 2, 1, 0,
(SCM hook, SCM proc, SCM append_p),
-"")
+ "Add the procedure @var{proc} to the hook @var{hook}. The\n"
+ "procedure is added to the end if @var{append_p} is true,\n"
+ "otherwise it is added to the front.")
#define FUNC_NAME s_scm_add_hook_x
{
SCM arity, rest;
int n_args;
SCM_VALIDATE_HOOK (1,hook);
- SCM_ASSERT (SCM_NFALSEP (arity = scm_i_procedure_arity (proc)),
+ SCM_ASSERT (!SCM_FALSEP (arity = scm_i_procedure_arity (proc)),
proc, SCM_ARG2, FUNC_NAME);
n_args = SCM_HOOK_ARITY (hook);
if (SCM_INUM (SCM_CAR (arity)) > n_args
rest = scm_delq_x (proc, SCM_HOOK_PROCEDURES (hook));
SCM_SET_HOOK_PROCEDURES (hook,
(!SCM_UNBNDP (append_p) && !SCM_FALSEP (append_p)
- ? scm_append_x (SCM_LIST2 (rest, SCM_LIST1 (proc)))
+ ? scm_append_x (scm_list_2 (rest, scm_list_1 (proc)))
: scm_cons (proc, rest)));
return SCM_UNSPECIFIED;
}
SCM_DEFINE (scm_remove_hook_x, "remove-hook!", 2, 0, 0,
(SCM hook, SCM proc),
-"")
+ "Remove the procedure @var{proc} from the hook @var{hook}.")
#define FUNC_NAME s_scm_remove_hook_x
{
SCM_VALIDATE_HOOK (1, hook);
SCM_DEFINE (scm_reset_hook_x, "reset-hook!", 1, 0, 0,
(SCM hook),
-"")
+ "Remove all procedures from the hook @var{hook}.")
#define FUNC_NAME s_scm_reset_hook_x
{
SCM_VALIDATE_HOOK (1,hook);
SCM_DEFINE (scm_run_hook, "run-hook", 1, 0, 1,
(SCM hook, SCM args),
-"")
+ "Apply all procedures from the hook @var{hook} to the arguments\n"
+ "@var{args}. The order of the procedure application is first to\n"
+ "last.")
#define FUNC_NAME s_scm_run_hook
{
SCM_VALIDATE_HOOK (1,hook);
if (scm_ilength (args) != SCM_HOOK_ARITY (hook))
SCM_MISC_ERROR ("Hook ~S requires ~A arguments",
- SCM_LIST2 (hook,SCM_MAKINUM (SCM_HOOK_ARITY (hook))));
+ scm_list_2 (hook, SCM_MAKINUM (SCM_HOOK_ARITY (hook))));
scm_c_run_hook (hook, args);
return SCM_UNSPECIFIED;
}
SCM procs = SCM_HOOK_PROCEDURES (hook);
while (SCM_NIMP (procs))
{
- scm_apply (SCM_CAR (procs), args, SCM_EOL);
+ scm_apply_0 (SCM_CAR (procs), args);
procs = SCM_CDR (procs);
}
}
SCM_DEFINE (scm_hook_to_list, "hook->list", 1, 0, 0,
(SCM hook),
-"")
+ "Convert the procedure list of @var{hook} to a list.")
#define FUNC_NAME s_scm_hook_to_list
{
SCM_VALIDATE_HOOK (1, hook);
{
scm_tc16_hook = scm_make_smob_type ("hook", 0);
scm_set_smob_mark (scm_tc16_hook, scm_markcdr);
- scm_set_smob_print (scm_tc16_hook, print_hook);
-
+ scm_set_smob_print (scm_tc16_hook, hook_print);
+#ifndef SCM_MAGIC_SNARFER
#include "libguile/hooks.x"
+#endif
}
/*