Displaying extended ASCII characters in output of octal dump as hexadecimal

GrahamC grahamc001uk@yahoo.co.uk
Wed Oct 10 11:27:00 GMT 2012

On 10/9/2012 7:25 PM, Olumide wrote:
> When I run octal dump (od) I notice that extended ASCII characters are
> displayed incorrectly as ordinary characters. For example, the extended
> characters 191, 196, and 218 are displayed as '?' , 'D' and 'Z'
> respectively. I thought od was 'anding' the each character with 127, but
> I've been informed that this because my shell/terminal is not configured
> to display non-ASCII characters.
> How can I configure Cygwin to display extended characters as in
> hexadecimal format?
> Thanks
> - Olumide

You can specify od -t a -t x1 if you don't mind 2 lines of output for every 16 bytes of data (one line for ascii, another line for hex).

Alternatively write a python script for hex/octal dumping and use the unichr() function for byte values in the 128..255 range.

Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple

More information about the Cygwin mailing list