branch.sh

   1 #!/bin/sh
   2 set -e
   3 svn=svn://svn.lighttpd.net/lighttpd
   4 tag=lighttpd-1.4.25
   5 branch=lighttpd-1.4.x
   6 out=lighttpd-branch.diff
   7
   8 d=$-
   9 filter() {
  10         set -$d
  11         # Excluding files which change version or were not in dist tarball
  12         filterdiff \
  13                 -x 'ChangeLog' \
  14                 -x 'CMakeLists.txt' \
  15                 -x 'configure.ac' \
  16                 -x 'configure.in' \
  17                 -x '.cvsignore' \
  18                 -x 'doc/.cvsignore' \
  19                 -x 'SConstruct' \
  20                 -x 'src/CMakeLists.txt' \
  21                 -x 'src/config.h.cmake' \
  22                 -x 'src/.cvsignore' \
  23                 -x 'src/mod_uploadprogress.c' \
  24                 -x 'tests/.cvsignore' \
  25                 -x 'tests/mod-extforward.conf' \
  26                 | \
  27         # remove revno's for smaller diffs
  28         sed -e 's,^\([-+]\{3\} .*\)\t(revision [0-9]\+)$,\1,'
  29 }
  30
  31 old=$svn/tags/$tag
  32 new=$svn/branches/$branch
  33 echo >&2 "Running diff: $old -> $new"
  34 LC_ALL=C svn diff --old=$old --new=$new > $out.tmp
  35 revno=$(sed -ne 's,^[-+]\{3\} .*\t(revision \([0-9]\+\))$,\1,p' $out.tmp | sort -u)
  36 echo >&2 "Revision $revno"
  37 sed -i -e "1i# Revision $revno" $out.tmp
  38 filter < $out.tmp > $out.tmp2 && mv -f $out.{tmp2,tmp}
  39
  40 if cmp -s lighttpd-branch.diff{,.tmp}; then
  41         echo >&2 "No new diffs..."
  42         rm -f lighttpd-branch.diff.tmp
  43         exit 0
  44 fi
  45 mv -f lighttpd-branch.diff{.tmp,}