On Sun, Nov 05, 2006 at 05:59:06PM +0100, Loïc Minier wrote: > Hi, > > dmraid-1.0.0.rc13 started linking with zlib for crc32(), this is used > to support "SNIA DDF1 v1.0 metadata". Debian has libdevmapper in /lib > and zlib in /usr/lib, so this makes the dynamic dmraid binary we're > currently shipping unusable until your /usr is mounted. > > I see the RPM packages are shipping a dmraid.static alternative, but > they seem to require /usr by default as well. > > It would be nice to avoid this dependency; solutions we have discussed > for Debian in <http://bugs.debian.org/396762> were: > 1) copy crc32 from zlib > 2) implement crc32 > 3) link statically with zlib (and only zlib) > > crc32() seems trivial to implement in C, here's a sample implementation > with some optimizations (you might want to chop off the optims since > metadata is probably not crc-ed a lot of times): > <http://www.w3.org/TR/PNG/#D-CRCAppendix> > > I attach the patch to force linking statically with zlib, by Steve > Langasek, but beware not to add any lib after zlib in the Makefile or > these would *always* be linked dynamically obviously. > > You might want to drop the zlib dep because of the +12KB it causes > (crc32() is IMO smaller). Yes, will very likely do in rc14. Thanks, Heinz > > Bye, > -- > Loïc Minier <lool@xxxxxxxx> > diff -u dmraid-1.0.0.rc13/debian/changelog dmraid-1.0.0.rc13/debian/changelog > --- dmraid-1.0.0.rc13/debian/changelog > +++ dmraid-1.0.0.rc13/debian/changelog > @@ -1,3 +1,12 @@ > +dmraid (1.0.0.rc13-1.1) unstable; urgency=low > + > + * Non-maintainer upload. > + * Statically link against libz, since we only need crc32 from it and > + we can't have binaries in /sbin depending on libs in /usr/lib. > + Closes: #396762. > + > + -- Steve Langasek <vorlon@xxxxxxxxxx> Fri, 3 Nov 2006 14:38:54 -0800 > + > dmraid (1.0.0.rc13-1) unstable; urgency=low > > * New upstream release; closes: #391499. > only in patch2: > unchanged: > --- dmraid-1.0.0.rc13.orig/1.0.0.rc13/tools/Makefile.in > +++ dmraid-1.0.0.rc13/1.0.0.rc13/tools/Makefile.in > @@ -20,7 +20,7 @@ > TARGETS=\ > dmraid > > -DMRAIDLIBS=-ldmraid -lz > +DMRAIDLIBS=-ldmraid -Wl,-Bstatic -lz -Wl,-Bdynamic > > include $(top_srcdir)/make.tmpl > > _______________________________________________ > Ataraid-list mailing list > Ataraid-list@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/ataraid-list =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Heinz Mauelshagen Red Hat GmbH Consulting Development Engineer Am Sonnenhang 11 Storage Development 56242 Marienrachdorf Germany Mauelshagen@xxxxxxxxxx PHONE +49 171 7803392 FAX +49 2626 924446 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- _______________________________________________ Ataraid-list mailing list Ataraid-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/ataraid-list
