Dominique Pellé wrote:
> I'm currently adding more more tests for cscope,
> and I noticed that cscope_connection(2, ...)
> function is now less usable since patch 7.3.1180:
>
> ===
> commit cab465a6d7a7d158c99b04ddc81650b468d82227
> Author: Bram Moolenaar <[email protected]>
> Date: Wed Jun 12 21:25:23 2013 +0200
>
> updated for version 7.3.1180
> Problem: When current directory changes, path from cscope may
> no longer be
> valid. (AS Budden)
> Solution: Always store the absolute path. (Christian Brabandt)
> ===
>
> Prior to that patch, running ":cs add cscope.out" and ":cs show"
> gave:
>
> :cs add cscope.out
> :cs show
> # pid database name prepend path
> 0 6518 cscope.out <none>
>
> :echo cscope_connection(2, 'cscope.out')
> 1
>
> After patch 7.3.1180, the same commands give:
>
> :cs add cscope.out
> :cs show
> # pid database name prepend path
> 0 6548 /home/pel/tmp/vim/src/cscope.out <none>
>
> :echo cscope_connection(2, 'cscope.out')
> 0
>
> After 7.3.1180, we have to type the full path
> for csope_connection(2, …) to return 1:
>
> :echo cscope_connection(2, '/home/pel/tmp/vim/src/cscope.out')
> 1
>
> Is this a bug or a feature? It looks like it makes
> cscope_connection(2, …) less usable. I'm not sure
> how useful cscope_connection(2, ...) is anyway. I had
> never heard of it until I started adding tests.
>
> A bit pedantic, but it also means that the doc is now slightly
> inaccurate. The database name in output of ":cs show" is now
> always an absolute path, but the doc gives a relative path:
>
> === BEGIN QUOTE ===
> Assuming you have a cscope database, you need to "add" the database to Vim.
> This establishes a cscope "connection" and makes it available for Vim to use.
> You can do this in your .vimrc file, or you can do it manually after starting
> vim. For example, to add the cscope database "cscope.out", you would do:
>
> :cs add cscope.out
>
> You can double-check the result of this by executing ":cs show". This will
> produce output which looks like this:
>
> # pid database name prepend path
> 0 28806 cscope.out <none>
> === END QUOTE ===
I would think that "exact string matches" is for the tail of the path.
Unless the argument is an absolute or relative path. Thus the current
directory would be prepended befor comparing it to a full path.
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