r1bindex.c

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· C语言 代码 · 共 17 行

/* r1bindex.c - right plus 1 or beginning index */


char *r1bindex(str, chr)
register char *str;
register int chr;
{
    register char  *cp;

    for (cp = str; *cp; cp++)
	continue;
    --cp;
    while (cp >= str && *cp != chr)
	--cp;
    return (++cp);
}