absd.c

来自「minix3的源代码」· C语言 代码 · 共 19 行

/*
  (c) copyright 1988 by the Vrije Universiteit, Amsterdam, The Netherlands.
  See the copyright notice in the ACK home directory, in the file "Copyright".
*/

/*
  Module:	double abs function
  Author:	Ceriel J.H. Jacobs
  Version:	$Header: /cvsup/minix/src/lib/ack/libm2/absd.c,v 1.1 2005/10/10 15:27:46 beng Exp $
*/
#ifndef NOFLOAT
double
absd(i)
	double i;
{
	return i >= 0 ? i : -i;
}
#endif