13 if test $# -lt 2 || test $# -gt 3
15 usage "$0 <repository> <new_workdir> [<branch>]"
22 # want to make sure that what is pointed to has a .git directory ...
23 git_dir=$(cd "$orig_git" 2>/dev/null &&
24 git rev-parse --git-dir 2>/dev/null) ||
25 die "\"$orig_git\" is not a git repository!"
27 # don't link to a workdir
28 if test -L "$git_dir/config"
30 die "\"$orig_git\" is a working directory only, please specify" \
31 "a complete repository."
34 # make sure the the links use full paths
35 git_dir=$(cd "$git_dir"; pwd)
38 mkdir -p "$new_workdir/.git" || die "unable to create \"$new_workdir\"!"
40 # create the links to the original repo. explictly exclude index, HEAD and
41 # logs/HEAD from the list since they are purely related to the current working
42 # directory, and should not be shared.
43 for x in config refs logs/refs objects info hooks packed-refs remotes rr-cache
47 mkdir -p "$(dirname "$new_workdir/.git/$x")"
50 ln -s "$git_dir/$x" "$new_workdir/.git/$x"
53 # now setup the workdir
55 # copy the HEAD from the original repository as a default branch
56 cp "$git_dir/HEAD" .git/HEAD
57 # checkout the branch (either the same as HEAD from the original repository, or
58 # the one that was asked for)
59 git checkout -f $branch