1 /* Copyright (C) 1989-2018 Free Software Foundation, Inc.
2 Written by James Clark (jjc@jclark.com)
4 This file is part of groff.
6 groff is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 groff is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 #define INT_DIGITS 19 /* enough for 64 bit integer */
20 #define UINT_DIGITS 20
28 char *ui_to_a(unsigned int);
32 /* Room for INT_DIGITS digits, - and '\0' */
33 static char buf[INT_DIGITS + 2];
34 char *p = buf + INT_DIGITS + 1; /* points to terminating '\0' */
37 *--p = '0' + (i % 10);
44 *--p = '0' - (i % 10);
52 char *ui_to_a(unsigned int i)
54 /* Room for UINT_DIGITS digits and '\0' */
55 static char buf[UINT_DIGITS + 1];
56 char *p = buf + UINT_DIGITS; /* points to terminating '\0' */
58 *--p = '0' + (i % 10);