Rename fndfst to open

boot/kernel.asm

@@ -32,17 +32,14 @@ init:		cli
 		call logdrv
 
 		mov bx, testfcb
-		call fndfst
-		jc huh
-		call putfn
+		call open
+		push ax
+		call printf
+		db "AX=",2,0x0A,0x0D,0
 
 hlt:		hlt
 		jmp hlt
 
-huh:		call printf
-		db "huh", 0
-		jmp hlt
-
 %include	"kernel/far.asm"
 %include	"kernel/fcb.asm"
 %include	"kernel/find.asm"

kernel/find.asm

@@ -39,15 +39,17 @@ fnfile:		mov ax, [es:bx+FCBDEN]
 		ret
 
 		; initialize a FCB for directory scanning
-fndfst:		mov word [es:bx+FCBDEN], 0
-fndnxt:		call fnfile
+open:		mov word [es:bx+FCBDEN], 0
+.search:	call fnfile
+		mov al, 0xFF
 		jc .ret
 		push si
 		lea di, [bx+1]
 		mov cx, 11
 		rep cmpsb
 		pop si
-		jne fndnxt
+		jne .search
+		mov al, 0
 .ret:		ret
 
 putfn:		mov cx, 11