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bug#15206: Report od bugs


From: Kaitao Lai
Subject: bug#15206: Report od bugs
Date: Thu, 29 Aug 2013 06:01:20 +0000

Dear Sir/Madam,

I am writing this email to report a bug from od command. I am working in 
bioinformatics research filed, and currently I am trying to convert phred 
scores from fastq format file to Ascii values, and met weird things. For 
example, when I try to convert 100 characters into ASCII values, if the last 30 
characters are the same, it only return part of values, NOT the complete values.
The example is listed below:
If there is very long poly-# string, then below 100 characters only return 84 
ASCII values.

$ echo '=:?D+AAB<address@hidden' | od -An -t dC
   61   58   63   68   43   65   65   66   60   66   63   68   67   65   70   69
   66   65   70   63   71   72   73   66   71   70   71   67   68   71   66   71
   65   70   71   56   67   70   63   70   63   68   61   68   71   63   66   70
   72   71   61   64   55   55   67   35   35   35   35   35   35   35   35   35
   35   35   35   35   35   35   35   35   35   35   35   35   35   35   35   35
*
   35   35   35   35   10

If I changed the last poly-# with one different character, it can return the 
full 100 ASCII values. Please see below:

$ echo '=:?D+AAB<address@hidden' | od -An -t dC
   61   58   63   68   43   65   65   66   60   66   63   68   67   65   70   69
   66   65   70   63   71   72   73   66   71   70   71   67   68   71   66   71
   65   70   71   56   67   70   63   70   63   68   61   68   71   63   66   70
   72   71   61   64   55   55   67   35   35   35   35   35   35   35   35   35
   35   35   35   35   35   35   35   35   35   35   35   35   35   65   35   35
   35   35   35   35   35   35   35   35   35   35   35   35   35   35   35   35
   35   35   35   35   10

Above command is running in Ubuntu environment. I am looking forward to your 
reply.


Cheers,
Kaitao Lai


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