mirror of
https://github.com/coreutils/coreutils.git
synced 2024-12-13 11:55:02 +08:00
50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
/* inttostr.c -- convert integers to printable strings
|
|
|
|
Copyright (C) 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
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
This program 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software Foundation,
|
|
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
|
|
|
|
/* Written by Paul Eggert */
|
|
|
|
#include "inttostr.h"
|
|
|
|
/* Convert I to a printable string in BUF, which must be at least
|
|
INT_BUFSIZE_BOUND (INTTYPE) bytes long. Return the address of the
|
|
printable string, which need not start at BUF. */
|
|
|
|
char *
|
|
inttostr (inttype i, char *buf)
|
|
{
|
|
char *p = buf + INT_STRLEN_BOUND (inttype);
|
|
*p = 0;
|
|
|
|
if (i < 0)
|
|
{
|
|
do
|
|
*--p = '0' - i % 10;
|
|
while ((i /= 10) != 0);
|
|
|
|
*--p = '-';
|
|
}
|
|
else
|
|
{
|
|
do
|
|
*--p = '0' + i % 10;
|
|
while ((i /= 10) != 0);
|
|
}
|
|
|
|
return p;
|
|
}
|