1 /* Copyright (C) 1991, 1996, 1997, 2002 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
24 /* Array of functions indexed by format character. */
25 libc_freeres_ptr (printf_arginfo_function **__printf_arginfo_table)
27 printf_function **__printf_function_table attribute_hidden;
29 int __register_printf_function __P ((int, printf_function,
30 printf_arginfo_function));
32 /* Register FUNC to be called to format SPEC specifiers. */
34 __register_printf_function (spec, converter, arginfo)
36 printf_function converter;
37 printf_arginfo_function arginfo;
39 if (spec < 0 || spec > (int) UCHAR_MAX)
45 if (__printf_function_table == NULL)
47 __printf_arginfo_table = (printf_arginfo_function **)
48 malloc ((UCHAR_MAX + 1) * sizeof (void *) * 2);
49 if (__printf_arginfo_table == NULL)
51 __printf_function_table = (printf_function **)
52 (__printf_arginfo_table + UCHAR_MAX + 1);
55 __printf_function_table[spec] = converter;
56 __printf_arginfo_table[spec] = arginfo;
60 weak_alias (__register_printf_function, register_printf_function)