svn commit: r251512 - in head: . etc etc/mtree gnu/usr.bin/gdb gnu/usr.bin/gdb/arch/amd64 gnu/usr.bin/gdb/arch/arm gnu/usr.bin/gdb/arch/i386 gnu/usr.bin/gdb/arch/ia64 gnu/usr.bin/gdb/arch/mips gnu/...

[Glen Barber]

On Fri, Jun 07, 2013 at 04:35:23PM -0700, Don Lewis wrote:
> On  7 Jun, Ed Maste wrote:
> > Author: emaste
> > Date: Fri Jun  7 21:40:02 2013
> > New Revision: 251512
> > URL: http://svnweb.freebsd.org/changeset/base/251512
> > 
> > Log:
> >   Add a new knob WITH_DEBUG_FILES to control the building of standalone
> >   debug files for userland programs and libraries.  The "-g" debug flag
> >   is automatically applied when WITH_DEBUG_FILES is set.
> >   
> >   The debug files are now named ${prog}.debug and ${shlib}.debug for
> >   consistency with other systems and documentation.  In addition they are
> >   installed under /usr/lib/debug, to simplify the process of installing
> >   them if needed after a crash.  Users of bsd.{prog,lib}.mk outside of the
> >   base system place the standalone debug files in a .debug subdirectory.
> >   GDB automatically searches both of these directories for standalone
> >   debug files.
> 
> Can the debug files be compressed so they don't take up as much room? It
> looks like gdb supports compressed symbol files.  The same would be nice
> for /boot/kernel/*.symbols, btw ...
> 

I don't think compression will gain us much here.  The difference of
release medium size with WITH_DEBUG_FILES set versus without is ~2GB
compared to ~750MB.  On the release medium, the debug files are
compressed with the base system with xz(1).

Glen

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