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https://github.com/git/git
synced 2024-08-24 18:26:02 +00:00
![Junio C Hamano](/assets/img/avatar_default.png)
Code clean-up. * ab/unused-script-helpers: test-lib: remove unused $_x40 and $_z40 variables git-bisect: remove unused SHA-1 $x40 shell variable git-sh-setup: remove unused "pull with rebase" message git-submodule: remove unused is_zero_oid() function
756 lines
14 KiB
Bash
Executable file
756 lines
14 KiB
Bash
Executable file
#!/bin/sh
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#
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# git-submodule.sh: add, init, update or list git submodules
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#
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# Copyright (c) 2007 Lars Hjemli
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dashless=$(basename "$0" | sed -e 's/-/ /')
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USAGE="[--quiet] [--cached]
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or: $dashless [--quiet] add [-b <branch>] [-f|--force] [--name <name>] [--reference <repository>] [--] <repository> [<path>]
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or: $dashless [--quiet] status [--cached] [--recursive] [--] [<path>...]
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or: $dashless [--quiet] init [--] [<path>...]
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or: $dashless [--quiet] deinit [-f|--force] (--all| [--] <path>...)
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or: $dashless [--quiet] update [--init] [--remote] [-N|--no-fetch] [-f|--force] [--checkout|--merge|--rebase] [--[no-]recommend-shallow] [--reference <repository>] [--recursive] [--[no-]single-branch] [--] [<path>...]
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or: $dashless [--quiet] set-branch (--default|--branch <branch>) [--] <path>
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or: $dashless [--quiet] set-url [--] <path> <newurl>
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or: $dashless [--quiet] summary [--cached|--files] [--summary-limit <n>] [commit] [--] [<path>...]
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or: $dashless [--quiet] foreach [--recursive] <command>
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or: $dashless [--quiet] sync [--recursive] [--] [<path>...]
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or: $dashless [--quiet] absorbgitdirs [--] [<path>...]"
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OPTIONS_SPEC=
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SUBDIRECTORY_OK=Yes
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. git-sh-setup
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require_work_tree
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wt_prefix=$(git rev-parse --show-prefix)
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cd_to_toplevel
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# Tell the rest of git that any URLs we get don't come
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# directly from the user, so it can apply policy as appropriate.
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GIT_PROTOCOL_FROM_USER=0
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export GIT_PROTOCOL_FROM_USER
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command=
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branch=
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force=
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reference=
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cached=
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recursive=
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init=
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require_init=
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files=
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remote=
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nofetch=
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update=
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prefix=
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custom_name=
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depth=
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progress=
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dissociate=
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single_branch=
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jobs=
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recommend_shallow=
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die_if_unmatched ()
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{
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if test "$1" = "#unmatched"
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then
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exit ${2:-1}
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fi
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}
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isnumber()
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{
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n=$(($1 + 0)) 2>/dev/null && test "$n" = "$1"
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}
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# Sanitize the local git environment for use within a submodule. We
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# can't simply use clear_local_git_env since we want to preserve some
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# of the settings from GIT_CONFIG_PARAMETERS.
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sanitize_submodule_env()
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{
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save_config=$GIT_CONFIG_PARAMETERS
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clear_local_git_env
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GIT_CONFIG_PARAMETERS=$save_config
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export GIT_CONFIG_PARAMETERS
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}
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#
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# Add a new submodule to the working tree, .gitmodules and the index
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#
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# $@ = repo path
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#
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# optional branch is stored in global branch variable
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#
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cmd_add()
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{
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# parse $args after "submodule ... add".
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reference_path=
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while test $# -ne 0
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do
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case "$1" in
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-b | --branch)
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case "$2" in '') usage ;; esac
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branch=$2
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shift
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;;
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-f | --force)
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force=$1
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;;
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-q|--quiet)
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GIT_QUIET=1
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;;
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--progress)
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progress=1
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;;
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--reference)
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case "$2" in '') usage ;; esac
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reference_path=$2
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shift
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;;
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--reference=*)
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reference_path="${1#--reference=}"
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;;
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--dissociate)
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dissociate=1
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;;
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--name)
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case "$2" in '') usage ;; esac
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custom_name=$2
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shift
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;;
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--depth)
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case "$2" in '') usage ;; esac
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depth="--depth=$2"
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shift
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;;
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--depth=*)
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depth=$1
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;;
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--)
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shift
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break
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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shift
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done
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if test -z "$1"
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then
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usage
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fi
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git ${wt_prefix:+-C "$wt_prefix"} ${prefix:+--super-prefix "$prefix"} submodule--helper add ${GIT_QUIET:+--quiet} ${force:+--force} ${progress:+"--progress"} ${branch:+--branch "$branch"} ${reference_path:+--reference "$reference_path"} ${dissociate:+--dissociate} ${custom_name:+--name "$custom_name"} ${depth:+"$depth"} -- "$@"
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}
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#
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# Execute an arbitrary command sequence in each checked out
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# submodule
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#
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# $@ = command to execute
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#
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cmd_foreach()
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{
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# parse $args after "submodule ... foreach".
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while test $# -ne 0
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do
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case "$1" in
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-q|--quiet)
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GIT_QUIET=1
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;;
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--recursive)
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recursive=1
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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shift
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done
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git ${wt_prefix:+-C "$wt_prefix"} submodule--helper foreach ${GIT_QUIET:+--quiet} ${recursive:+--recursive} -- "$@"
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}
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#
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# Register submodules in .git/config
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#
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# $@ = requested paths (default to all)
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#
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cmd_init()
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{
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# parse $args after "submodule ... init".
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while test $# -ne 0
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do
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case "$1" in
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-q|--quiet)
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GIT_QUIET=1
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;;
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--)
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shift
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break
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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shift
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done
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git ${wt_prefix:+-C "$wt_prefix"} ${prefix:+--super-prefix "$prefix"} submodule--helper init ${GIT_QUIET:+--quiet} -- "$@"
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}
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#
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# Unregister submodules from .git/config and remove their work tree
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#
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cmd_deinit()
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{
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# parse $args after "submodule ... deinit".
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deinit_all=
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while test $# -ne 0
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do
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case "$1" in
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-f|--force)
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force=$1
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;;
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-q|--quiet)
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GIT_QUIET=1
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;;
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--all)
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deinit_all=t
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;;
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--)
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shift
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break
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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shift
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done
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git ${wt_prefix:+-C "$wt_prefix"} submodule--helper deinit ${GIT_QUIET:+--quiet} ${force:+--force} ${deinit_all:+--all} -- "$@"
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}
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# usage: fetch_in_submodule <module_path> [<depth>] [<sha1>]
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# Because arguments are positional, use an empty string to omit <depth>
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# but include <sha1>.
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fetch_in_submodule () (
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sanitize_submodule_env &&
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cd "$1" &&
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if test $# -eq 3
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then
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echo "$3" | git fetch ${GIT_QUIET:+--quiet} --stdin ${2:+"$2"}
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else
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git fetch ${GIT_QUIET:+--quiet} ${2:+"$2"}
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fi
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)
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#
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# Update each submodule path to correct revision, using clone and checkout as needed
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#
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# $@ = requested paths (default to all)
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#
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cmd_update()
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{
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# parse $args after "submodule ... update".
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while test $# -ne 0
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do
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case "$1" in
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-q|--quiet)
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GIT_QUIET=1
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;;
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-v)
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unset GIT_QUIET
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;;
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--progress)
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progress=1
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;;
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-i|--init)
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init=1
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;;
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--require-init)
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init=1
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require_init=1
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;;
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--remote)
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remote=1
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;;
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-N|--no-fetch)
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nofetch=1
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;;
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-f|--force)
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force=$1
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;;
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-r|--rebase)
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update="rebase"
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;;
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--reference)
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case "$2" in '') usage ;; esac
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reference="--reference=$2"
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shift
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;;
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--reference=*)
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reference="$1"
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;;
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--dissociate)
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dissociate=1
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;;
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-m|--merge)
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update="merge"
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;;
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--recursive)
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recursive=1
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;;
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--checkout)
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update="checkout"
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;;
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--recommend-shallow)
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recommend_shallow="--recommend-shallow"
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;;
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--no-recommend-shallow)
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recommend_shallow="--no-recommend-shallow"
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;;
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--depth)
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case "$2" in '') usage ;; esac
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depth="--depth=$2"
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shift
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;;
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--depth=*)
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depth=$1
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;;
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-j|--jobs)
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case "$2" in '') usage ;; esac
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jobs="--jobs=$2"
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shift
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;;
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--jobs=*)
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jobs=$1
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;;
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--single-branch)
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single_branch="--single-branch"
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;;
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--no-single-branch)
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single_branch="--no-single-branch"
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;;
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--)
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shift
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break
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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shift
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done
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if test -n "$init"
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then
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cmd_init "--" "$@" || return
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fi
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{
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git submodule--helper update-clone ${GIT_QUIET:+--quiet} \
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${progress:+"--progress"} \
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${wt_prefix:+--prefix "$wt_prefix"} \
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${prefix:+--recursive-prefix "$prefix"} \
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${update:+--update "$update"} \
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${reference:+"$reference"} \
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${dissociate:+"--dissociate"} \
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${depth:+--depth "$depth"} \
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${require_init:+--require-init} \
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$single_branch \
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$recommend_shallow \
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$jobs \
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-- \
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"$@" || echo "#unmatched" $?
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} | {
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err=
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while read -r quickabort sha1 just_cloned sm_path
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do
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die_if_unmatched "$quickabort" "$sha1"
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git submodule--helper ensure-core-worktree "$sm_path" || exit 1
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displaypath=$(git submodule--helper relative-path "$prefix$sm_path" "$wt_prefix")
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if test $just_cloned -eq 1
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then
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subsha1=
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else
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just_cloned=
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subsha1=$(sanitize_submodule_env; cd "$sm_path" &&
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git rev-parse --verify HEAD) ||
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die "fatal: $(eval_gettext "Unable to find current revision in submodule path '\$displaypath'")"
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fi
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if test -n "$remote"
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then
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branch=$(git submodule--helper remote-branch "$sm_path")
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if test -z "$nofetch"
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then
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# Fetch remote before determining tracking $sha1
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fetch_in_submodule "$sm_path" $depth ||
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die "fatal: $(eval_gettext "Unable to fetch in submodule path '\$sm_path'")"
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fi
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remote_name=$(sanitize_submodule_env; cd "$sm_path" && git submodule--helper print-default-remote)
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sha1=$(sanitize_submodule_env; cd "$sm_path" &&
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git rev-parse --verify "${remote_name}/${branch}") ||
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die "fatal: $(eval_gettext "Unable to find current \${remote_name}/\${branch} revision in submodule path '\$sm_path'")"
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fi
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out=$(git submodule--helper run-update-procedure \
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${wt_prefix:+--prefix "$wt_prefix"} \
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${GIT_QUIET:+--quiet} \
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${force:+--force} \
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${just_cloned:+--just-cloned} \
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${nofetch:+--no-fetch} \
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${depth:+"$depth"} \
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${update:+--update "$update"} \
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${prefix:+--recursive-prefix "$prefix"} \
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${sha1:+--oid "$sha1"} \
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${subsha1:+--suboid "$subsha1"} \
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"--" \
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"$sm_path")
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# exit codes for run-update-procedure:
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# 0: update was successful, say command output
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# 1: update procedure failed, but should not die
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# 2 or 128: subcommand died during execution
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# 3: no update procedure was run
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res="$?"
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case $res in
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0)
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say "$out"
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;;
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1)
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err="${err};fatal: $out"
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continue
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;;
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2|128)
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die_with_status $res "fatal: $out"
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;;
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esac
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if test -n "$recursive"
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then
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(
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prefix=$(git submodule--helper relative-path "$prefix$sm_path/" "$wt_prefix")
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wt_prefix=
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sanitize_submodule_env
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cd "$sm_path" &&
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eval cmd_update
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)
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res=$?
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if test $res -gt 0
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then
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die_msg="fatal: $(eval_gettext "Failed to recurse into submodule path '\$displaypath'")"
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if test $res -ne 2
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then
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err="${err};$die_msg"
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continue
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else
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die_with_status $res "$die_msg"
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fi
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fi
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fi
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done
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if test -n "$err"
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then
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OIFS=$IFS
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IFS=';'
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for e in $err
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do
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if test -n "$e"
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then
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echo >&2 "$e"
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fi
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done
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IFS=$OIFS
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exit 1
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fi
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}
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}
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#
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# Configures a submodule's default branch
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#
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# $@ = requested path
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#
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cmd_set_branch() {
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default=
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branch=
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while test $# -ne 0
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do
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case "$1" in
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-q|--quiet)
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# we don't do anything with this but we need to accept it
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;;
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-d|--default)
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default=1
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;;
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-b|--branch)
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case "$2" in '') usage ;; esac
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branch=$2
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shift
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;;
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--)
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shift
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break
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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shift
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done
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git ${wt_prefix:+-C "$wt_prefix"} submodule--helper set-branch ${GIT_QUIET:+--quiet} ${branch:+--branch "$branch"} ${default:+--default} -- "$@"
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}
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#
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# Configures a submodule's remote url
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#
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# $@ = requested path, requested url
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#
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cmd_set_url() {
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while test $# -ne 0
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do
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case "$1" in
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-q|--quiet)
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GIT_QUIET=1
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;;
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--)
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shift
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break
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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shift
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done
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git ${wt_prefix:+-C "$wt_prefix"} submodule--helper set-url ${GIT_QUIET:+--quiet} -- "$@"
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}
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#
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# Show commit summary for submodules in index or working tree
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#
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# If '--cached' is given, show summary between index and given commit,
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# or between working tree and given commit
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#
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# $@ = [commit (default 'HEAD'),] requested paths (default all)
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#
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cmd_summary() {
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summary_limit=-1
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for_status=
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diff_cmd=diff-index
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|
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# parse $args after "submodule ... summary".
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while test $# -ne 0
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do
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case "$1" in
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--cached)
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cached="$1"
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;;
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--files)
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files="$1"
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;;
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--for-status)
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for_status="$1"
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;;
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-n|--summary-limit)
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summary_limit="$2"
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isnumber "$summary_limit" || usage
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shift
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;;
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--summary-limit=*)
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|
summary_limit="${1#--summary-limit=}"
|
|
isnumber "$summary_limit" || usage
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper summary ${files:+--files} ${cached:+--cached} ${for_status:+--for-status} ${summary_limit:+-n $summary_limit} -- "$@"
|
|
}
|
|
#
|
|
# 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)
|
|
GIT_QUIET=1
|
|
;;
|
|
--cached)
|
|
cached=1
|
|
;;
|
|
--recursive)
|
|
recursive=1
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper status ${GIT_QUIET:+--quiet} ${cached:+--cached} ${recursive:+--recursive} -- "$@"
|
|
}
|
|
#
|
|
# Sync remote urls for submodules
|
|
# This makes the value for remote.$remote.url match the value
|
|
# specified in .gitmodules.
|
|
#
|
|
cmd_sync()
|
|
{
|
|
while test $# -ne 0
|
|
do
|
|
case "$1" in
|
|
-q|--quiet)
|
|
GIT_QUIET=1
|
|
shift
|
|
;;
|
|
--recursive)
|
|
recursive=1
|
|
shift
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
done
|
|
|
|
git ${wt_prefix:+-C "$wt_prefix"} submodule--helper sync ${GIT_QUIET:+--quiet} ${recursive:+--recursive} -- "$@"
|
|
}
|
|
|
|
cmd_absorbgitdirs()
|
|
{
|
|
git submodule--helper absorb-git-dirs --prefix "$wt_prefix" "$@"
|
|
}
|
|
|
|
# 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)
|
|
GIT_QUIET=1
|
|
;;
|
|
-b|--branch)
|
|
case "$2" in
|
|
'')
|
|
usage
|
|
;;
|
|
esac
|
|
branch="$2"; shift
|
|
;;
|
|
--cached)
|
|
cached="$1"
|
|
;;
|
|
--)
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
# No command word defaults to "status"
|
|
if test -z "$command"
|
|
then
|
|
if test $# = 0
|
|
then
|
|
command=status
|
|
else
|
|
usage
|
|
fi
|
|
fi
|
|
|
|
# "-b branch" is accepted only by "add" and "set-branch"
|
|
if test -n "$branch" && (test "$command" != add || test "$command" != set-branch)
|
|
then
|
|
usage
|
|
fi
|
|
|
|
# "--cached" is accepted only by "status" and "summary"
|
|
if test -n "$cached" && test "$command" != status && test "$command" != summary
|
|
then
|
|
usage
|
|
fi
|
|
|
|
"cmd_$(echo $command | sed -e s/-/_/g)" "$@"
|