hg-fast-export.sh: minor clean up and code optimization
[girocco-hg-fast-export.git] / hg-reset.sh
blob7fbacdf9a5266eaa886c87c8ebf4b23bb04b0f4e
1 #!/bin/sh
3 # Copyright (c) 2007, 2008 Rocco Rutte <pdmef@gmx.net> and others.
4 # License: MIT <http://www.opensource.org/licenses/mit-license.php>
6 ROOT="`dirname $0`"
7 REPO=""
8 PFX="hg2git"
9 SFX_MARKS="marks"
10 SFX_MAPPING="mapping"
11 SFX_HEADS="heads"
12 SFX_STATE="state"
13 QUIET=""
14 PYTHON=${PYTHON:-python}
16 USAGE="[-r <repo>] -R <rev>"
17 LONG_USAGE="Print SHA1s of latest changes per branch up to <rev> useful
18 to reset import and restart at <rev>.
19 If <repo> is omitted, use last hg repository as obtained from state file,
20 GIT_DIR/$PFX-$SFX_STATE by default.
22 Options:
23 -R Hg revision to reset to
24 -r Mercurial repository to use
27 . "$(git --exec-path)/git-sh-setup"
28 cd_to_toplevel
30 while case "$#" in 0) break ;; esac
32 case "$1" in
33 -r|--r|--re|--rep|--repo)
34 shift
35 REPO="$1"
37 -*)
38 # pass any other options down to hg2git.py
39 break
42 break
44 esac
45 shift
46 done
48 # for convenience: get default repo from state file
49 if [ x"$REPO" = x -a -f "$GIT_DIR/$PFX-$SFX_STATE" ] ; then
50 REPO="`grep '^:repo ' "$GIT_DIR/$PFX-$SFX_STATE" | cut -d ' ' -f 2`"
51 echo "Using last hg repository \"$REPO\""
54 # make sure we have a marks cache
55 if [ ! -f "$GIT_DIR/$PFX-$SFX_MARKS" ] ; then
56 touch "$GIT_DIR/$PFX-$SFX_MARKS"
59 GIT_DIR="$GIT_DIR" $PYTHON "$ROOT/hg-reset.py" \
60 --repo "$REPO" \
61 --marks "$GIT_DIR/$PFX-$SFX_MARKS" \
62 --mapping "$GIT_DIR/$PFX-$SFX_MAPPING" \
63 --heads "$GIT_DIR/$PFX-$SFX_HEADS" \
64 --status "$GIT_DIR/$PFX-$SFX_STATE" \
65 "$@"
67 exit $?