2 # TopGit - A different patch queue manager
3 # (c) Petr Baudis <pasky@suse.cz> 2008
11 echo "Usage: tg [...] depend add NAME" >&2
17 subcmd="$1"; shift || :
24 die "unknown subcommand ($subcmd)";;
33 [ -z "$name" ] || die "name already specified ($name)"
41 [ -n "$name" ] || die "no branch name specified"
42 branchrev="$(git rev-parse --verify "$name" 2>/dev/null)" ||
43 die "invalid branch name: $name"
45 # Check that we are on a TopGit branch.
46 current_name="$(git symbolic-ref HEAD | sed 's#^refs/\(heads\|top-bases\)/##')"
47 current_base_rev="$(git rev-parse --short --verify "refs/top-bases/$current_name" 2>/dev/null)" ||
48 die "not a TopGit-controlled branch"
50 ## Record new dependency
53 [ "$name" = "$current_name" ] &&
54 die "$name cannot depend on itself."
56 { $tg summary --deps; echo "$current_name" "$name"; } |
58 die "tg: that dependency would introduce a dependency loop"
60 grep -F -x -e "$name" "$root_dir/.topdeps" >/dev/null &&
61 die "tg: $current_name already depends on $name"
63 echo "$name" >>"$root_dir/.topdeps"
64 git add -f "$root_dir/.topdeps"
65 git commit -m"New TopGit dependency: $name"