blob: 2cb086dedfc74ab4fbd28d716e4404c70dca82af (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
/* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <errno.h>
#include <limits.h>
#include <printf.h>
/* Array of functions indexed by format character. */
static printf_function *printf_funcs[UCHAR_MAX + 1];
printf_arginfo_function *__printf_arginfo_table[UCHAR_MAX + 1];
printf_function **__printf_function_table;
/* Register FUNC to be called to format SPEC specifiers. */
int
__register_printf_function (spec, converter, arginfo)
int spec;
printf_function converter;
printf_arginfo_function arginfo;
{
if (spec < 0 || spec > (int) UCHAR_MAX)
{
__set_errno (EINVAL);
return -1;
}
__printf_function_table = printf_funcs;
__printf_arginfo_table[spec] = arginfo;
printf_funcs[spec] = converter;
return 0;
}
weak_alias (__register_printf_function, register_printf_function)
|
