setgid.s

来自「unix v7是最后一个广泛发布的研究型UNIX版本」· S 代码 · 共 20 行

/ C library -- setgid

/ error = setgid(uid);

.globl	_setgid
.globl	cerror
.setgid = 46.

_setgid:
	mov	r5,-(sp)
	mov	sp,r5
	mov	4(r5),r0
	sys	.setgid
	bec	1f
	jmp	cerror
1:
	clr	r0
	mov	(sp)+,r5
	rts	pc