DOS ain't dead

VERIFY reimplementation (Announce)

posted by glennmcc  , North Jackson, Ohio (USA), 14.09.2022, 21:26

> I am not sure if it could be useful for anyone, but I have just
> reimplemented VERIFY.COM by Peter Mikalajunas -1995-
> (https://www.ibiblio.org/pub/micro/pc-stuff/freedos/files/dos/verify/) in
> pure assembler. It is not a big deal, but was a personal challenge. With
> this main .COM executable gets reduced from 5,444 bytes to just 653 bytes.
>
> Also I noticed that "original" VERIFY was not compatible with the internal
> command, allowing only /ON or /OFF. My implementation works with ON and
> OFF, but also with 1 or 0.
>
> Source code and binaries are available at:
> https://sourceforge.net/projects/nikkhokkho/files/VERIFY/
>
>
> ------------------------------------------------------
> Javier Gutiérrez Chamorro
> https://www.javiergutierrezchamorro.com

Q: Does your implementation verify source/destination byte-for-byte
or simply source/destination being of equal filesize ?

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http://glennmcc.org/

Complete thread:

• VERIFY reimplementation - Guti, 14.09.2022, 09:11 (Announce)
  • VERIFY reimplementation - rr, 14.09.2022, 20:48
    • VERIFY reimplementation - Guti, 15.09.2022, 06:28
  • VERIFY reimplementation - glennmcc, 14.09.2022, 21:26
    • VERIFY reimplementation - rr, 14.09.2022, 22:00
      • VERIFY reimplementation - glennmcc, 14.09.2022, 22:21
    • VERIFY reimplementation - Guti, 15.09.2022, 06:29