QDOS Internals

Anything you never knew you wanted to know about the Sinclair QL.

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SuperBasic Error Codes

These are the errors codes that QDOS can return from a vectored utility, a Trap or from SuperBasic extensions. When writing assembler routines, it is always advised to explicitly check the value in D0.L for an error code.

Value>QDOS MnemonicSMS MnemonicDescription
-1 ERR_NC ERR_NC Operation not complete
-2 ERR_NJ ERR_IJOB Not a (valid) job
-3 ERR_OM ERR_IMEM Out of memory
-4 ERR_OR ERR_ORNG Out of range
-5 ERR_BO ERR_BFFL Buffer overflow
-6 ERR_NO ERR_ICHN Channel not open
-7 ERR_NF ERR_FDNF File or device not found
-8 ERR_EX ERR_FEX File already exists
-9 ERR_IU ERR_FDIU File or device already in use
-10 ERR_EF ERR_EOF End of file
-11 ERR_DF ERR_DRFL Drive full
-12 ERR_BN ERR_INAM Bad device
Transmission error
Parity error (SMS only)
-14 ERR_FF ERR_FMTF Format failed
-15 ERR_BP ERR_IPAR Bad parameter
-16 ERR_FE ERR_MCHK File error
-17 ERR_EX ERR_IEXP Expression error
-18 ERR_OV ERR_OVFL Arithmetic overflow
-19 ERR_NI ERR_NIMP Not implemented
-20 ERR_RO ERR_RDO Read only
-21 ERR_BL ERR_ISYN Bad line of Basic
-22 Not a QDOS error code ERR_RWF Read/write failed (SMS only)
qdosmsq/sbinternal/errors.txt · Last modified: 2008/03/14 14:39 by norman