get_dev_num.aii

	string asis

	include 'gsos.equ'
	include 'minix.equ'
	include 'records.equ'

	include 'fst.equ'

	include 'fst.macros'

	include 'M16.Debug'

	import volume_by_name

	;
	; gs/os expands the path provided. that means we'll have
	; an absolute path or a device number + relative path.
	;

get_dev_num	procname export

	with dp, fst_parms

	lda dev1_num
	bne store

	lda span1
	cmp #30+1
	bcs bps

	jsr volume_by_name
	bcs exit

	lda dev_parms.dev_num

store
	; a = device number
	ldx call_class
	ldy table,x
	sta [param_blk_ptr],y
	lda tool_error
	cmp #1
exit
	rtl

bps
	lda #bad_path_syntax
	sec
	rtl

table
	dc.w DevNumRec.devNum, DevNumRecGS.devNum

	endp

	end