Re: 'info mount' doesn't follow ref

[Gavin Smith]

On Mon, Jul 03, 2017 at 03:17:33PM +0200, Vitezslav Crhonek wrote:
> The culprit seems to be info_find_subfile() function in nodes.c,
> more precisely this line:
>         /* Check if fullpath starts the name of the recorded file (extra
>            extensions like ".info.gz" could be added.) */
>         if (!strncmp (file_buffer->fullpath, fullpath, strlen (fullpath)))
> 
> If "/usr/share/info/libc.info-11" is on the list of already
> loaded files ('info mount' case), that comparison falsely succeeds
> (!strncmp ("/usr/share/info/libc.info-11",
>       "/usr/share/info/libc.info-1",
>       27))
> 
> But the node obviously isn't present there and following the reference
> fails in the end. Otherwise correct file
> "/usr/share/info/libc.info-1.gz" is found and the node is displayed.

I've committed a change that should fix this.  It will be included in 
future releases.