chris@1544: #!/bin/sh
chris@1544: 
chris@1544: # Copyright (c) 2007, 2008 Rocco Rutte <pdmef@gmx.net> and others.
chris@1544: # License: MIT <http://www.opensource.org/licenses/mit-license.php>
chris@1544: 
chris@1544: ROOT="`dirname $0`"
chris@1544: REPO=""
chris@1544: PFX="hg2git"
chris@1544: SFX_MARKS="marks"
chris@1544: SFX_MAPPING="mapping"
chris@1544: SFX_HEADS="heads"
chris@1544: SFX_STATE="state"
chris@1544: QUIET=""
chris@1544: PYTHON=${PYTHON:-python}
chris@1544: 
chris@1544: USAGE="[-r <repo>] -R <rev>"
chris@1544: LONG_USAGE="Print SHA1s of latest changes per branch up to <rev> useful
chris@1544: to reset import and restart at <rev>.
chris@1544: If <repo> is omitted, use last hg repository as obtained from state file,
chris@1544: GIT_DIR/$PFX-$SFX_STATE by default.
chris@1544: 
chris@1544: Options:
chris@1544: 	-R	Hg revision to reset to
chris@1544: 	-r	Mercurial repository to use
chris@1544: "
chris@1544: 
Chris@1567: IS_BARE=$(git rev-parse --is-bare-repository) \
Chris@1567:     || (echo "Could not find git repo" ; exit 1)
Chris@1567: if test "z$IS_BARE" != ztrue; then
Chris@1567:    # This is not a bare repo, cd to the toplevel
Chris@1567:    TOPLEVEL=$(git rev-parse --show-toplevel) \
Chris@1567:        || (echo "Could not find git repo toplevel" ; exit 1)
Chris@1567:    cd $TOPLEVEL || exit 1
Chris@1567: fi
Chris@1567: GIT_DIR=$(git rev-parse --git-dir) || (echo "Could not find git repo" ; exit 1)
chris@1544: 
chris@1544: while case "$#" in 0) break ;; esac
chris@1544: do
chris@1544:   case "$1" in
chris@1544:     -r|--r|--re|--rep|--repo)
chris@1544:       shift
chris@1544:       REPO="$1"
chris@1544:       ;;
chris@1544:     -*)
chris@1544:       # pass any other options down to hg2git.py
chris@1544:       break
chris@1544:       ;;
chris@1544:     *)
chris@1544:       break
chris@1544:       ;;
chris@1544:   esac
chris@1544:   shift
chris@1544: done
chris@1544: 
chris@1544: # for convenience: get default repo from state file
chris@1544: if [ x"$REPO" = x -a -f "$GIT_DIR/$PFX-$SFX_STATE" ] ; then
chris@1544:   REPO="`grep '^:repo ' "$GIT_DIR/$PFX-$SFX_STATE" | cut -d ' ' -f 2`"
chris@1544:   echo "Using last hg repository \"$REPO\""
chris@1544: fi
chris@1544: 
chris@1544: # make sure we have a marks cache
chris@1544: if [ ! -f "$GIT_DIR/$PFX-$SFX_MARKS" ] ; then
chris@1544:   touch "$GIT_DIR/$PFX-$SFX_MARKS"
chris@1544: fi
chris@1544: 
chris@1544: GIT_DIR="$GIT_DIR" $PYTHON "$ROOT/hg-reset.py" \
chris@1544:   --repo "$REPO" \
chris@1544:   --marks "$GIT_DIR/$PFX-$SFX_MARKS" \
chris@1544:   --mapping "$GIT_DIR/$PFX-$SFX_MAPPING" \
chris@1544:   --heads "$GIT_DIR/$PFX-$SFX_HEADS" \
chris@1544:   --status "$GIT_DIR/$PFX-$SFX_STATE" \
chris@1544:   "$@"
chris@1544: 
chris@1544: exit $?