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Re^2: Trying to read from serial port - not getting a response

by adiuva (Sexton)
on Dec 05, 2012 at 10:23 UTC ( #1007254=note: print w/replies, xml ) Need Help??

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  1. or download this
        my $read;
        my $sysread;
    ...
                print $sysread;
            }
        
    
  2. or download this
    c:\Dropbox\Scripts>perl PortTest.pl
    
    ...
    reading...
    done!
    c:\Dropbox\Scripts>
    

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erix .oO( that sounds Boyer-Mooreish )
[Corion]: erix: Yes, but that's mostly for skipping characters you'll never read, but this approach skips the problem of needing to load more data while looking at a half-match
[Corion]: I mostly wonder how I can add this "reversal" to my toolchest, and if it's worth it or just clever
[choroba]: It should greatly simplify the parsing code, no flags or additional reading of the next buffer needed

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