SYNOPSIS

       deltup  -m[fvej]  [bgz  #] [-d repository ] package1 package2 patchfile
       #make patch

       deltup -p[fvir] [-d repository ] <patchfiles> #apply patch

DESCRIPTION

       Makes and applies patches to tarballed packages.  edelta  is  an  alias
       which passes -d <portage distfiles dir> to deltup.

OPTIONS

       -f     Force overwrite if output file already exists

       -v     Verbose mode

       -e     Ensure md5sum is correct.  This option is necessary for packages
              compressed with versions of bzip2 previous to 1.0.0.

       -j     Use the new bdelta program for finding  the  delta.   User  must
              have the bdelta package installed.

       -b, -g, -z
              Filter  patch  through  bzip2  or gzip, or use zlib for compres-
              sion0);

       -i     Show what files would be patched without performing any actions.

       -r     Apply  series  of  patches to one package without outputting the
              packages in between.

       -d     Find and output packages in directory repository

ENVIORNMENT

       TMPDIR Directory to output temporary files.  If not defined  then  /tmp
              is used.

EXAMPLES

       Make bzip2'd Gentoo package patch:
              edelta -m -b 9 OldPackage NewPackage PatchFile

       Apply the patch:
              edelta -p PatchFile

       Make  patch  of OpenOffice 1.0.2 to 1.0.3 (which was compressed with an
       old verison of bzip2).
              edelta       -me       -b       9       OOo_1.0.2_source.tar.bz2
              OOo_1.0.3_source.tar.bz2 OO.dtu.bz2