label.c

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· C语言 代码 · 共 33 行

#ifndef lint
static char sccsid[] = "@(#)label.c	4.1 (Berkeley) 6/27/83";
#endif

#define N 0104
#define E 0101
#define NE 0105
#define S 0110
#define W 0102
#define SW 0112
/*	arrange by incremental plotting that an initial
 *	character such as +, X, *, etc will fall
 *	right on the point, and undo it so that further
 *	labels will fall properly in place
 */
char lbl_mv[] = {
	036,040,S,S,S,S,S,S,SW,SW,SW,SW,SW,SW,SW,SW,SW,SW,037,0
};
char lbl_umv[] = {
	036,040,N,N,N,N,N,N,NE,NE,NE,NE,NE,NE,NE,NE,NE,NE,037,0
};
label(s)
char *s;
{
	register i,c;
	for(i=0; c=lbl_mv[i]; i++)
		putch(c);
	for(i=0; c=s[i]; i++)
		putch(c);
	for(i=0; c=lbl_umv[i]; i++)
		putch(c);
}