Re: 23-fyi-tags.patch

[Akim Demaille]

>>>>> "Paul" == Paul Eggert <address@hidden> writes:

>> Now that I have finally understood how to have this ... XEmacs work
>> properly with the `include' TAGS directive, I discovered how useful
>> this can be!

Paul> Perhaps you can explain it to us?  :-) More seriously: does an
Paul> explanation belong in the Autoconf manual somewhere?  

Nope, it's just a plain XEmacs bugs.  Well, actually, after some fight
I found a relevant comment:

etags.el:

;; #### Should make it work with the `include' directive!
(defun add-to-tag-completion-table ()

tags work fine with XEmacs as long as you don't use the completion of
tag names :(  It's like this since years...



Paul> I don't often use XEmacs, so I hope it works with GNU Emacs.

I know :)

>> +ETAGS_SH = --lang=none --regex='/\([a-zA-Z_][a-zA-Z_0-9]*\)=/\1/'
>> \

Paul> I'm afraid you'll have to spell out the character ranges, e.g.:

Paul> ETAGS_SH = --lang=none
Paul> 
--regex='/\([abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_][abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_0123456789]*\)=/\1/'
Paul> \

Paul> as 'a-z' isn't portable outside the C locale and (as far as I
Paul> can see) there's no guarantee that the regex is interpreted in
Paul> the C locale.

Arrg.  I forgot.  Thanks <g> :)

Paul> Other than that, the change looks good if it works for you.

It does.

Thanks for the other reports too!