Add original unix v6

2018-01-27 22:35:41 +09:00
commit 2c7099ee50
664 changed files with 106254 additions and 0 deletions
@@ -0,0 +1,17 @@
+/ C library -- close
+
+/ error =  close(file);
+
+.globl	_close, cerror
+
+_close:
+	mov	r5,-(sp)
+	mov	sp,r5
+	mov	4(r5),r0
+	sys	close
+	bec	1f
+	jmp	cerror
+1:
+	clr	r0
+	mov	(sp)+,r5
+	rts	pc