;error.a02 - Error Code Definitions for all Commodore 8-bit machines

;Generic System Errors
ENOSYS EQU 255 ;*Function not implemented

;Kernal Errors
ECNCLD EQU  $01 ;Operation Canceled
ENFILE EQU  $02 ;Too Many Open Files (in System)
EBADF  EQU  $03 ;File Not Open (Bad File Descriptor)
ENOENT EQU  $04 ;File Not Found (No Such Entry)
ENODEV EQU  $05 ;Device Does Not Exist (No Such Device)
EINVAL EQU  $06 ;File Name Missing (Invalid Argument)
ENXIO  EQU  $07 ;Illegal Device Number (No Such Device or Address)

;Cassette/EIC Bus/RS-232 Errors
ETMOUT EQU  $09 ;Read/Write Time Out (Connection timed out)
EMSIZE EQU  $0A ;Short/Long Block/Record (Message too Long)
EBADM  EQU  $0B ;Checksum/Framing Error (Bad Message)
EFAULT EQU  $0C ;End of Tape/Device Not Present (Bad Address)
ECOMM  EQU  $0D ;CTS Missing (Communication error on send)
EBUSY  EQU  $0E ;DTS Missing (Device or resource busy)
ECNRST EQU  $0F ;BREAK Detected (Connection Reset)

;Commodore DOS Errors (Error Numbers)
;No Error   $00 ;(00-19)
EREAD  EQU  $10 ;Read Error (20-24) 
EWRITE EQU  $11 ;Write Error (25)
EROFS  EQU  $12 ;Write-Protect On (26)
EIO    EQU  $13 ;Input/Output Error (27-29)
ENOSUP EQU  $14 ;Command/Syntax Error (30-23)
ENOMSG EQU  $15 ;Record Error (50-51)
EFBIG  EQU  $16 ;File too large (52)
EPERM  EQU  $17 ;File Open for Write (60)
EBADFD EQU  $18 ;File Not Open/Not Found (61-62)
EEXIST EQU  $19 ;File exists (63)
ETYPE  EQU  $1A ;File Type Mismatch (64)
ENOBLK EQU  $1B ;Block Read/Write Error (65-67)
EMFILE EQU  $1C ;No Channels Available (70)
ENODIR EQU  $1D ;Directory Error (71)
ENOSPC EQU  $1E ;Disk or Directory Full (72)
EAGAIN EQU  $1F ;DOS Mismatch/Drive Not Ready (73-74)