bug#30208: M-x pdb breaks if certain characters are in the file's path

[Andreas Schwab]

On Jan 26 2018, Eli Zaretskii <eliz@gnu.org> wrote:

>> From: Robin Allen <Robin.Allen@artsalliancemedia.com>
>> Date: Mon, 22 Jan 2018 11:35:09 +0000
>> 
>> WORKAROUND
>> This is caused by GUD choking on the @ character in the file path. I worked 
>> around it by putting this in .emacs:
>> (setq gud-pdb-marker-regexp
>>   "^> \\([-a-zA-Z0-9_/.:\\@ 
>> ]*\\|<string>\\)(\\([0-9]+\\))\\([a-zA-Z0-9_]*\\|\\?\\|<module>\\)()\\(->[^\n\r]*\\)?[\n\r]")
>> 
>> This is the default value, with @ (and space, for good measure) inserted in 
>> the first group.
>
> Thanks, I made that change.  But why did you need to escape the @
> character?  It isn't a special character in Emacs regular expressions,
> AFAIK.

@ isn't escaped, it just happends to follow \ in the set of characters.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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