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16 lines
367 B
Tal
16 lines
367 B
Tal
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@check-rom ( filename* -- 00 if the file doesn't exist or not a valid ROM
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OR 01 if the ROM seems to be valid )
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.File/name DEO2
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#0001 .File/length DEO2
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;&first-char .File/read DEO2
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( did the file read okay? )
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.File/success DEI2 ORA
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( is the first character a LIT, LIT2, LITk or LIT2k? )
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LIT &first-char $1 #9f AND #80 EQU
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AND
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JMP2r
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