longname.c

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· C语言 代码 · 共 26 行

# define	reg	register

/*
 *	This routine fills in "def" with the long name of the terminal.
 *
 * 1/26/81 (Berkeley) @(#)longname.c	1.1
 */
char *
longname(bp, def)
reg char	*bp, *def; {

	reg char	*cp;

	while (*bp && *bp != ':' && *bp != '|')
		bp++;
	if (*bp == '|') {
		bp++;
		cp = bp;
		while (*cp && *cp != ':' && *cp != '|')
			cp++;
		*cp = 0;
		return bp;
	}
	return def;
}