Re: TAGS for multiply project.

[Thierry Volpiatto]

Oleksandr Gavenko <gavenkoa@gmail.com> writes:

> On 2010-07-25 1:46, Richard Riley wrote:
>> Oleksandr Gavenko<gavenkoa@gmail.com>  writes:
>>
>>> On 2010-07-24 11:48, Štěpán Němec wrote:
>>>> Andrea Crotti<andrea.crotti.0@gmail.com>   writes:
>>>>
>>>>>> How can a go back after "C-c , J"  (semantic-complete-jump)
>>>>>> like "M-*" (pop-tag-mark) for TAGS?
>>>>>>
>>>>>
>>>>> Good question, I never asked myself since C-x b RET gets me back to the
>>>>> original file, but it would be nice to have something like that.
>>>>> More nice would be open the buffer in a different window because
>>>>> normally that's what I want...
>>>>
>>>> I never used Semantic, but one would expect that `pop-global-mark' (C-x
>>>> C-SPC by default) will do what you want.
>>>>
>>> Interesting command, but it seems not working as 'pop-tag-mark'.
>>>
>>> For example I visit .el file mark position, visit .cxx
>>> file, go to definition of local function by "C-c , j"
>>> and try go back by "C-x C-SPC". Sadly switched to .el buffer.
>>
>>
>> The tags file used is set based on project hierarchy if I understand you
>> properly.
>>
>> http://www.emacswiki.org/emacs/EtagsTable
>>
> Many thanks to Richard Riley.
>
> With
>
>   (require 'etags-table)
>   (setq etags-table-search-up-depth 1)
>
> Emacs automatically search for TAGS file starting
> from current directory and go up until found.
>
> This allow use TAGS for multiply project
> by building TAGS file on the root of each project.
>
> And performance is good (need no more than second time wait
> when go to definition).
>
> 'semantic' I also will be use for 'global-semantic-idle-summary-mode'
> but I don't want replace TAGS with it
> as I know how TAGS works and with etags/ctags I can
> easy parse new file type based on regexp
> (no need for elisp programming).
>
> 'etags-table.el' have only 100 line of elist.
> Why do not include it into official Emacs?
>
> Automatic TAGS search up depth very useful feature.
See also:
http://www.emacswiki.org/emacs/download/anything-etags.el

-- 
Thierry Volpiatto
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