branch.sh

   1 #!/bin/sh
   2 set -e
   3 package=gcc
   4 svn=svn://gcc.gnu.org/svn/$package
   5 branch=branches/$package-8-branch
   6 tag=tags/${package}_8_1_0_release
   7 out=$package-branch.diff
   8
   9 # use filterdiff, etc to exclude bad chunks from diff
  10 filter() {
  11         # remove revno's for smaller diffs
  12         # replace svn nonexistend with '0' date, so patch will know that file needs to be removed from disk
  13         sed -e 's,^\([-+]\{3\} .*\)\t(revision [0-9]\+)$,\1,' | \
  14         sed -e 's,^\([-+]\{3\} .*\t\)(nonexistent)$,\11970-01-01 01:00:00.000000000 +0100,'
  15 }
  16
  17 old=$svn/$tag
  18 new=$svn/$branch
  19 echo >&2 "Running diff: $old -> $new"
  20 LC_ALL=C svn diff -x --ignore-eol-style --force --old=$old --new=$new > $out.svn.tmp
  21 filter < $out.svn.tmp > $out.tmp
  22 rm -f $out.svn.tmp
  23
  24 if cmp -s $out{,.tmp}; then
  25         echo >&2 "No new diffs..."
  26         rm -f $out.tmp
  27         exit 0
  28 fi
  29 mv -f $out{.tmp,}
  30
  31 ../md5 $package.spec
  32 ../dropin $out