[Mono-devel-list] gacutil flags revisited

[Christopher James Lahey]

Le mercredi 03 novembre 2004 à 12:19 +0530, Raja R Harinath a écrit :
> Hi,
> 
> Mike Kestner <mkestner at ximian.com> writes:
> 
> > I'd like to revisit a nagging problem related to gacutil.  
> >
> > The current implementation of gacutil provides two flags that are
> > similar but are a constant source of confusion related to gac
> > installation.  To specify a specific gac path, you can provide either
> > -root or -gacdir.  
> >
> > The difference between the two is related to the additional use of a
> > -package flag.  If you use -root, the link to the installed assembly
> > that is created in the -package dir is "redirected" to the system
> > gacdir.  This allows for packaging builds which are installed to
> > temporary directories but end up with unbroken links when "redirected"
> > by the package installer.  Think DESTDIR.  
> >
> > -gacdir on the other hand makes -package links point at the assembly
> > path as installed.  Think make install from source without DESTDIR.
> 
> Actually, I think we should probably get rid of -gacdir and just use
> relative links rather than absolute links.  -root should still be used,
> and it can use $(DESTDIR).
> 
> Currently, my prefix=$HOME, and 
> 
>    /home/rharinath/lib/mono/1.0/System.dll
>
> points to
> 
>    /home/rharinath/lib/mono/gac/System/1.0.5000.0__b77a5c561934e089/System.dll
> 
> IMO, it should be changed to point to
> 
>    ../gac/System/1.0.5000.0__b77a5c561934e089/System.dll
> 
> instead.  This will be valid even in the DESTDIR.
> 
> As a bonus, it will help us work-around b0rked build-buddy packaging
> scripts that choose to use stuff like
> 
>   make install prefix=$DESTDIR/usr bindir=$DESTDIR/usr/bin
> 
> Going further, it would be nice if 'gacutil' supported a mode that is
> almost like /usr/bin/install.
> 
>   gacutil -install foo.dll $(DESTDIR)$(gacrootdir)
> 
> works like
> 
>   gacutil -i -root $(DESTDIR)$(gacrootdir) foo.dll
> 
> So, we can say, with a new enough automake,
> 
>   gacrootdir = $(libdir)
>   gacroot_DATA = foo.dll bar.dll
>   gacroot_INSTALL = $(GACUTIL) -install
> 
> For some reason, I thoroughly dislike the idea of reading an environment
> variable named DESTDIR.
> 
> - Hari

This is fine with me.  What about with older Makefile.am?  More
importantly, how soon could this go in?  Would it go into the 1.0 tree?

Thanks,
   Chris