build/git/hooks/update

   1 #!/bin/sh
   2 #
   3 # Called by git-receive-pack with arguments: refname sha1-old sha1-new
   4 #
   5
   6 #recipient="mj@ucw.cz"
   7 recipient="sherlock-commits@host2.netcentrum.cz"
   8
   9 branch=${1#refs/heads/}
  10 if [ "$branch" == "$1" ] ; then
  11         # Not something we care about
  12         exit 0
  13 fi
  14 if [ $branch == origin ] ; then
  15         # We are not following the origin
  16         exit 0
  17 fi
  18
  19 out=`mktemp -t gitlog.XXXXXXX`
  20 if [ $branch == master ] ; then
  21         subj="[GIT]"
  22 else
  23         subj="[GIT:$branch]"
  24 fi
  25 exec >$out
  26
  27 if expr "$2" : '0*$' >/dev/null ; then
  28         echo "Created a new branch $branch, with the following commits:"
  29         echo
  30         git-rev-list --pretty --max-count=20 "$3"
  31         echo "(and possibly more)"
  32 else
  33         base=$(git-merge-base "$2" "$3")
  34         case "$base" in
  35         "$2")
  36                 echo "New commits to branch $branch:"
  37                 ;;
  38         *)
  39                 echo "Rebased branch $branch, commits from common ancestor:"
  40                 ;;
  41         esac
  42         echo
  43         git-rev-list --pretty "$3" "^$base"
  44         git-diff "$base" "$3"
  45         t=`mktemp -t gitlog.XXXXXXX`
  46         git-diff --name-only -r "$base" "$3" >$t
  47         while read X ; do
  48                 if [ ${#subj} -lt 80 ] ; then
  49                         subj="$subj $X"
  50                 fi
  51         done <$t
  52         rm $t
  53 fi
  54
  55 exec >&2
  56 mail -s "$subj" "$recipient" <$out
  57 rm $out
  58 exit 0