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- /* Copyright (C) 1991 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 <ansidecl.h>
- #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
- DEFUN(register_printf_function, (spec, converter, arginfo),
- int spec AND printf_function converter AND
- printf_arginfo_function arginfo)
- {
- if (spec < 0 || spec > (int) UCHAR_MAX)
- {
- errno = EINVAL;
- return -1;
- }
-
- __printf_function_table = printf_funcs;
- __printf_arginfo_table[spec] = arginfo;
- printf_funcs[spec] = converter;
-
- return 0;
- }
-