Re: Patch: RFA: allow default .db for libgcj

[Andrew Haley <aph at redhat dot com>]

Ranjit Mathew writes:
 > Bryce McKinlay wrote:
 > > 
 > > I think it would be better to define a default here. Although the .db 
 > > stuff is still experimental, it improves ease-of-use to not have to 
 > > worry about the location of this file. This location will need to be 
 > > version-specific, however, since the libraries may also be version 
 > > specific, and the db format could change in future releases.
 > > 
 > > The question remains of where this file should actually go, however. 
 > > Suggestions:
 > > 
 > > <install prefix>/share/gcj/<version>/classmap.db ?
 > > /var/cache/gcj/<version>/classmap.db ?
 > 
 > In a normal multi-user environment, this is very
 > likely to be un-writable by ordinary users.

Yes.  That's the idea, and it needs to be like this for very good
security reasons.

 > Would it make sense for --enable-libgcj-database
 > to be able to take in something like
 > "~/.gcj/classmap.db"? Here *gij* (and not the shell)
 > interprets the "~" to be the current user's $HOME.

I think that this should be set in the environment, if at all.

Andrew.