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#!/bin/sh
#
# git-submodule.sh: add, init, update or list git submodules
#
# Copyright (c) 2007 Lars Hjemli
dashless=$(basename "$0" | sed -e 's/-/ /')
USAGE="[--quiet] [--cached]
or: $dashless [--quiet] add [-b <branch>] [-f|--force] [--name <name>] [--reference <repository>] [--] <repository> [<path>]
or: $dashless [--quiet] status [--cached] [--recursive] [--] [<path>...]
or: $dashless [--quiet] init [--] [<path>...]
or: $dashless [--quiet] deinit [-f|--force] (--all| [--] <path>...)
or: $dashless [--quiet] update [--init [--filter=<filter-spec>]] [--remote] [-N|--no-fetch] [-f|--force] [--checkout|--merge|--rebase] [--[no-]recommend-shallow] [--reference <repository>] [--recursive] [--[no-]single-branch] [--] [<path>...]
or: $dashless [--quiet] set-branch (--default|--branch <branch>) [--] <path>
or: $dashless [--quiet] set-url [--] <path> <newurl>
or: $dashless [--quiet] summary [--cached|--files] [--summary-limit <n>] [commit] [--] [<path>...]
or: $dashless [--quiet] foreach [--recursive] <command>
or: $dashless [--quiet] sync [--recursive] [--] [<path>...]
or: $dashless [--quiet] absorbgitdirs [--] [<path>...]"
OPTIONS_SPEC=
SUBDIRECTORY_OK=Yes
. git-sh-setup
require_work_tree
wt_prefix=$(git rev-parse --show-prefix)
cd_to_toplevel
# Tell the rest of git that any URLs we get don't come
# directly from the user, so it can apply policy as appropriate.
GIT_PROTOCOL_FROM_USER=0
export GIT_PROTOCOL_FROM_USER
command=
quiet=
branch=
force=
reference=
cached=
recursive=
init=
require_init=
files=
remote=
no_fetch=
rebase=
merge=
checkout=
name=
depth=
progress=
dissociate=
single_branch=
jobs=
recommend_shallow=
filter=
all=
default=
summary_limit=
for_status=
#
# Add a new submodule to the working tree, .gitmodules and the index
#
# $@ = repo path
#
# optional branch is stored in global branch variable
#
cmd_add()
{
# parse $args after "submodule ... add".
while test $# -ne 0
do
case "$1" in
-b | --branch)
case "$2" in '') usage ;; esac
branch="--branch=$2"
shift
;;
-b* | --branch=*)
branch="$1"
;;
-f | --force)
force=$1
;;
-q|--quiet)
quiet=$1
;;
--progress)
progress=$1
;;
--reference)
case "$2" in '') usage ;; esac
reference="--reference=$2"
shift
;;
--reference=*)
reference="$1"
;;
--ref-format)
case "$2" in '') usage ;; esac
ref_format="--ref-format=$2"
shift
;;
--ref-format=*)
ref_format="$1"
;;
--dissociate)
dissociate=$1
;;
--name)
case "$2" in '') usage ;; esac
name="--name=$2"
shift
;;
--name=*)
name="$1"
;;
--depth)
case "$2" in '') usage ;; esac
depth="--depth=$2"
shift
;;
--depth=*)
depth="$1"
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
if test -z "$1"
then
usage
fi
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper add \
$quiet \
$force \
$progress \
${branch:+"$branch"} \
${reference:+"$reference"} \
${ref_format:+"$ref_format"} \
$dissociate \
${name:+"$name"} \
${depth:+"$depth"} \
-- \
"$@"
}
#
# Execute an arbitrary command sequence in each checked out
# submodule
#
# $@ = command to execute
#
cmd_foreach()
{
# parse $args after "submodule ... foreach".
while test $# -ne 0
do
case "$1" in
-q|--quiet)
quiet=$1
;;
--recursive)
recursive=$1
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper foreach \
$quiet \
$recursive \
-- \
"$@"
}
#
# Register submodules in .git/config
#
# $@ = requested paths (default to all)
#
cmd_init()
{
# parse $args after "submodule ... init".
while test $# -ne 0
do
case "$1" in
-q|--quiet)
quiet=$1
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper init \
$quiet \
-- \
"$@"
}
#
# Unregister submodules from .git/config and remove their work tree
#
cmd_deinit()
{
# parse $args after "submodule ... deinit".
while test $# -ne 0
do
case "$1" in
-f|--force)
force=$1
;;
-q|--quiet)
quiet=$1
;;
--all)
all=$1
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper deinit \
$quiet \
$force \
$all \
-- \
"$@"
}
#
# Update each submodule path to correct revision, using clone and checkout as needed
#
# $@ = requested paths (default to all)
#
cmd_update()
{
# parse $args after "submodule ... update".
while test $# -ne 0
do
case "$1" in
-q|--quiet)
quiet=$1
;;
-v|--verbose)
quiet=
;;
--progress)
progress=$1
;;
-i|--init)
init=$1
;;
--require-init)
require_init=$1
;;
--remote)
remote=$1
;;
-N|--no-fetch)
no_fetch=$1
;;
-f|--force)
force=$1
;;
-r|--rebase)
rebase=$1
;;
--ref-format)
case "$2" in '') usage ;; esac
ref_format="--ref-format=$2"
shift
;;
--ref-format=*)
ref_format="$1"
;;
--reference)
case "$2" in '') usage ;; esac
reference="--reference=$2"
shift
;;
--reference=*)
reference="$1"
;;
--dissociate)
dissociate=$1
;;
-m|--merge)
merge=$1
;;
--recursive)
recursive=$1
;;
--checkout)
checkout=$1
;;
--recommend-shallow|--no-recommend-shallow)
recommend_shallow=$1
;;
--depth)
case "$2" in '') usage ;; esac
depth="--depth=$2"
shift
;;
--depth=*)
depth="$1"
;;
-j|--jobs)
case "$2" in '') usage ;; esac
jobs="--jobs=$2"
shift
;;
-j*|--jobs=*)
jobs="$1"
;;
--single-branch|--no-single-branch)
single_branch=$1
;;
--filter)
case "$2" in '') usage ;; esac
filter="--filter=$2"
shift
;;
--filter=*)
filter="$1"
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper update \
$quiet \
$force \
$progress \
$remote \
$recursive \
$init \
$no_fetch \
$rebase \
$merge \
$checkout \
${ref_format:+"$ref_format"} \
${reference:+"$reference"} \
$dissociate \
${depth:+"$depth"} \
$require_init \
$single_branch \
$recommend_shallow \
$jobs \
$filter \
-- \
"$@"
}
#
# Configures a submodule's default branch
#
# $@ = requested path
#
cmd_set_branch() {
# parse $args after "submodule ... set-branch".
while test $# -ne 0
do
case "$1" in
-q|--quiet)
# we don't do anything with this but we need to accept it
;;
-d|--default)
default=$1
;;
-b|--branch)
case "$2" in '') usage ;; esac
branch="--branch=$2"
shift
;;
-b*|--branch=*)
branch="$1"
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper set-branch \
$quiet \
${branch:+"$branch"} \
$default \
-- \
"$@"
}
#
# Configures a submodule's remote url
#
# $@ = requested path, requested url
#
cmd_set_url() {
# parse $args after "submodule ... set-url".
while test $# -ne 0
do
case "$1" in
-q|--quiet)
quiet=$1
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper set-url \
$quiet \
-- \
"$@"
}
#
# Show commit summary for submodules in index or working tree
#
# If '--cached' is given, show summary between index and given commit,
# or between working tree and given commit
#
# $@ = [commit (default 'HEAD'),] requested paths (default all)
#
cmd_summary() {
# parse $args after "submodule ... summary".
while test $# -ne 0
do
case "$1" in
--cached)
cached=$1
;;
--files)
files=$1
;;
--for-status)
for_status=$1
;;
-n|--summary-limit)
case "$2" in '') usage ;; esac
summary_limit="--summary-limit=$2"
shift
;;
-n*|--summary-limit=*)
summary_limit="$1"
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper summary \
$files \
$cached \
$for_status \
${summary_limit:+"$summary_limit"} \
-- \
"$@"
}
#
# List all submodules, prefixed with:
# - submodule not initialized
# + different revision checked out
#
# If --cached was specified the revision in the index will be printed
# instead of the currently checked out revision.
#
# $@ = requested paths (default to all)
#
cmd_status()
{
# parse $args after "submodule ... status".
while test $# -ne 0
do
case "$1" in
-q|--quiet)
quiet=$1
;;
--cached)
cached=$1
;;
--recursive)
recursive=$1
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper status \
$quiet \
$cached \
$recursive \
-- \
"$@"
}
#
# Sync remote urls for submodules
# This makes the value for remote.$remote.url match the value
# specified in .gitmodules.
#
cmd_sync()
{
# parse $args after "submodule ... sync".
while test $# -ne 0
do
case "$1" in
-q|--quiet)
quiet=$1
shift
;;
--recursive)
recursive=$1
shift
;;
--)
shift
break
;;
-*)
usage
;;
*)
break
;;
esac
done
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper sync \
$quiet \
$recursive \
-- \
"$@"
}
cmd_absorbgitdirs()
{
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper absorbgitdirs "$@"
}
# This loop parses the command line arguments to find the
# subcommand name to dispatch. Parsing of the subcommand specific
# options are primarily done by the subcommand implementations.
# Subcommand specific options such as --branch and --cached are
# parsed here as well, for backward compatibility.
while test $# != 0 && test -z "$command"
do
case "$1" in
add | foreach | init | deinit | update | set-branch | set-url | status | summary | sync | absorbgitdirs)
command=$1
;;
-q|--quiet)
quiet=$1
;;
--cached)
cached=$1
;;
--)
break
;;
-*)
usage
;;
*)
break
;;
esac
shift
done
# No command word defaults to "status"
if test -z "$command"
then
if test $# = 0
then
command=status
else
usage
fi
fi
# "--cached" is accepted only by "status" and "summary"
if test -n "$cached" && test "$command" != status && test "$command" != summary
then
usage
fi
"cmd_$(echo $command | sed -e s/-/_/g)" "$@"