git-rebase-script

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Junio C Hamano.
   4 #
   5
   6 usage="usage: $0 "'<upstream> [<head>]
   7
   8 Uses output from git-cherry to rebase local commits to the new head of
   9 upstream tree.'
  10
  11 : ${GIT_DIR=.git}
  12
  13 case "$#" in
  14 1) linus=`git-rev-parse --verify "$1"` &&
  15    junio=`git-rev-parse --verify HEAD` || exit
  16    ;;
  17 2) linus=`git-rev-parse --verify "$1"` &&
  18    junio=`git-rev-parse --verify "$2"` || exit
  19    ;;
  20 *) echo >&2 "$usage"; exit 1 ;;
  21 esac
  22
  23 git-read-tree -m -u $junio $linus &&
  24 echo "$linus" >"$GIT_DIR/HEAD" || exit
  25
  26 tmp=.rebase-tmp$$
  27 fail=$tmp-fail
  28 trap "rm -rf $tmp-*" 0 1 2 3 15
  29
  30 >$fail
  31
  32 git-cherry $linus $junio |
  33 while read sign commit
  34 do
  35         case "$sign" in
  36         -) continue ;;
  37         esac
  38         S=`cat "$GIT_DIR/HEAD"` &&
  39         GIT_EXTERNAL_DIFF=git-apply-patch-script git-diff-tree -p $commit &&
  40         git-commit-script -m "$commit" || {
  41                 echo $commit >>$fail
  42                 git-read-tree --reset -u $S
  43         }
  44 done
  45 if test -s $fail
  46 then
  47         echo Some commits could not be rebased, check by hand:
  48         cat $fail
  49 fi