1402 lines
31 KiB
Bash
Executable File
1402 lines
31 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] 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] [--] <path>...
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or: $dashless [--quiet] update [--init] [--remote] [-N|--no-fetch] [-f|--force] [--rebase] [--reference <repository>] [--merge] [--recursive] [--] [<path>...]
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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: $dashless [--quiet] sync [--recursive] [--] [<path>...]"
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OPTIONS_SPEC=
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SUBDIRECTORY_OK=Yes
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. git-sh-setup
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. git-sh-i18n
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. git-parse-remote
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require_work_tree
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wt_prefix=$(git rev-parse --show-prefix)
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cd_to_toplevel
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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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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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# The function takes at most 2 arguments. The first argument is the
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# URL that navigates to the submodule origin repo. When relative, this URL
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# is relative to the superproject origin URL repo. The second up_path
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# argument, if specified, is the relative path that navigates
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# from the submodule working tree to the superproject working tree.
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#
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# The output of the function is the origin URL of the submodule.
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#
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# The output will either be an absolute URL or filesystem path (if the
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# superproject origin URL is an absolute URL or filesystem path,
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# respectively) or a relative file system path (if the superproject
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# origin URL is a relative file system path).
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#
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# When the output is a relative file system path, the path is either
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# relative to the submodule working tree, if up_path is specified, or to
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# the superproject working tree otherwise.
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resolve_relative_url ()
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{
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remote=$(get_default_remote)
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remoteurl=$(git config "remote.$remote.url") ||
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remoteurl=$(pwd) # the repository is its own authoritative upstream
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url="$1"
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remoteurl=${remoteurl%/}
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sep=/
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up_path="$2"
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case "$remoteurl" in
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*:*|/*)
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is_relative=
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;;
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./*|../*)
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is_relative=t
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;;
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*)
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is_relative=t
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remoteurl="./$remoteurl"
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;;
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esac
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while test -n "$url"
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do
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case "$url" in
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../*)
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url="${url#../}"
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case "$remoteurl" in
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*/*)
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remoteurl="${remoteurl%/*}"
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;;
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*:*)
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remoteurl="${remoteurl%:*}"
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sep=:
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;;
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*)
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if test -z "$is_relative" || test "." = "$remoteurl"
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then
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die "$(eval_gettext "cannot strip one component off url '\$remoteurl'")"
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else
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remoteurl=.
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fi
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;;
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esac
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;;
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./*)
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url="${url#./}"
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;;
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*)
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break;;
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esac
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done
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remoteurl="$remoteurl$sep${url%/}"
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echo "${is_relative:+${up_path}}${remoteurl#./}"
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}
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# Resolve a path to be relative to another path. This is intended for
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# converting submodule paths when git-submodule is run in a subdirectory
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# and only handles paths where the directory separator is '/'.
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#
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# The output is the first argument as a path relative to the second argument,
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# which defaults to $wt_prefix if it is omitted.
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relative_path ()
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{
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local target curdir result
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target=$1
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curdir=${2-$wt_prefix}
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curdir=${curdir%/}
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result=
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while test -n "$curdir"
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do
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case "$target" in
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"$curdir/"*)
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target=${target#"$curdir"/}
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break
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;;
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esac
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result="${result}../"
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if test "$curdir" = "${curdir%/*}"
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then
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curdir=
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else
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curdir="${curdir%/*}"
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fi
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done
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echo "$result$target"
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}
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#
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# Get submodule info for registered submodules
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# $@ = path to limit submodule list
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#
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module_list()
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{
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eval "set $(git rev-parse --sq --prefix "$wt_prefix" -- "$@")"
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(
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git ls-files -z --error-unmatch --stage -- "$@" ||
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echo "unmatched pathspec exists"
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) |
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@@PERL@@ -e '
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my %unmerged = ();
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my ($null_sha1) = ("0" x 40);
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my @out = ();
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my $unmatched = 0;
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$/ = "\0";
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while (<STDIN>) {
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if (/^unmatched pathspec/) {
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$unmatched = 1;
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next;
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}
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chomp;
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my ($mode, $sha1, $stage, $path) =
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/^([0-7]+) ([0-9a-f]{40}) ([0-3])\t(.*)$/;
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next unless $mode eq "160000";
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if ($stage ne "0") {
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if (!$unmerged{$path}++) {
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push @out, "$mode $null_sha1 U\t$path\n";
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}
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next;
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}
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push @out, "$_\n";
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}
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if ($unmatched) {
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print "#unmatched\n";
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} else {
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print for (@out);
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}
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'
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}
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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 1
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fi
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}
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#
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# Print a submodule configuration setting
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#
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# $1 = submodule name
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# $2 = option name
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# $3 = default value
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#
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# Checks in the usual git-config places first (for overrides),
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# otherwise it falls back on .gitmodules. This allows you to
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# distribute project-wide defaults in .gitmodules, while still
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# customizing individual repositories if necessary. If the option is
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# not in .gitmodules either, print a default value.
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#
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get_submodule_config () {
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name="$1"
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option="$2"
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default="$3"
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value=$(git config submodule."$name"."$option")
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if test -z "$value"
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then
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value=$(git config -f .gitmodules submodule."$name"."$option")
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fi
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printf '%s' "${value:-$default}"
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}
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#
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# Map submodule path to submodule name
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#
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# $1 = path
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#
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module_name()
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{
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# Do we have "submodule.<something>.path = $1" defined in .gitmodules file?
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sm_path="$1"
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re=$(printf '%s\n' "$1" | sed -e 's/[].[^$\\*]/\\&/g')
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name=$( git config -f .gitmodules --get-regexp '^submodule\..*\.path$' |
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sed -n -e 's|^submodule\.\(.*\)\.path '"$re"'$|\1|p' )
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test -z "$name" &&
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die "$(eval_gettext "No submodule mapping found in .gitmodules for path '\$sm_path'")"
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echo "$name"
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}
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#
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# Clone a submodule
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#
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# Prior to calling, cmd_update checks that a possibly existing
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# path is not a git repository.
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# Likewise, cmd_add checks that path does not exist at all,
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# since it is the location of a new submodule.
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#
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module_clone()
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{
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sm_path=$1
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name=$2
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url=$3
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reference="$4"
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depth="$5"
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quiet=
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if test -n "$GIT_QUIET"
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then
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quiet=-q
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fi
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gitdir=
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gitdir_base=
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base_name=$(dirname "$name")
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gitdir=$(git rev-parse --git-dir)
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gitdir_base="$gitdir/modules/$base_name"
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gitdir="$gitdir/modules/$name"
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if test -d "$gitdir"
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then
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mkdir -p "$sm_path"
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rm -f "$gitdir/index"
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else
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mkdir -p "$gitdir_base"
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(
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clear_local_git_env
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git clone $quiet ${depth:+"$depth"} -n ${reference:+"$reference"} \
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--separate-git-dir "$gitdir" "$url" "$sm_path"
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) ||
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die "$(eval_gettext "Clone of '\$url' into submodule path '\$sm_path' failed")"
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fi
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# We already are at the root of the work tree but cd_to_toplevel will
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# resolve any symlinks that might be present in $PWD
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a=$(cd_to_toplevel && cd "$gitdir" && pwd)/
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b=$(cd_to_toplevel && cd "$sm_path" && pwd)/
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# normalize Windows-style absolute paths to POSIX-style absolute paths
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case $a in [a-zA-Z]:/*) a=/${a%%:*}${a#*:} ;; esac
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case $b in [a-zA-Z]:/*) b=/${b%%:*}${b#*:} ;; esac
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# Remove all common leading directories after a sanity check
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if test "${a#$b}" != "$a" || test "${b#$a}" != "$b"; then
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die "$(eval_gettext "Gitdir '\$a' is part of the submodule path '\$b' or vice versa")"
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fi
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while test "${a%%/*}" = "${b%%/*}"
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do
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a=${a#*/}
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b=${b#*/}
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done
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# Now chop off the trailing '/'s that were added in the beginning
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a=${a%/}
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b=${b%/}
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# Turn each leading "*/" component into "../"
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rel=$(echo $b | sed -e 's|[^/][^/]*|..|g')
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echo "gitdir: $rel/$a" >"$sm_path/.git"
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rel=$(echo $a | sed -e 's|[^/][^/]*|..|g')
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(clear_local_git_env; cd "$sm_path" && GIT_WORK_TREE=. git config core.worktree "$rel/$b")
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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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#
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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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--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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--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=$1
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;;
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--)
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shift
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break
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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shift
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done
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if test -n "$reference_path"
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then
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is_absolute_path "$reference_path" ||
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reference_path="$wt_prefix$reference_path"
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reference="--reference=$reference_path"
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fi
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repo=$1
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sm_path=$2
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if test -z "$sm_path"; then
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sm_path=$(echo "$repo" |
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sed -e 's|/$||' -e 's|:*/*\.git$||' -e 's|.*[/:]||g')
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fi
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if test -z "$repo" -o -z "$sm_path"; then
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usage
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fi
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is_absolute_path "$sm_path" || sm_path="$wt_prefix$sm_path"
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# assure repo is absolute or relative to parent
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case "$repo" in
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./*|../*)
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test -z "$wt_prefix" ||
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die "$(gettext "Relative path can only be used from the toplevel of the working tree")"
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# dereference source url relative to parent's url
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realrepo=$(resolve_relative_url "$repo") || exit
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;;
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*:*|/*)
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# absolute url
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realrepo=$repo
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;;
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*)
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die "$(eval_gettext "repo URL: '\$repo' must be absolute or begin with ./|../")"
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;;
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esac
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# normalize path:
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# multiple //; leading ./; /./; /../; trailing /
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sm_path=$(printf '%s/\n' "$sm_path" |
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sed -e '
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s|//*|/|g
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s|^\(\./\)*||
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s|/\./|/|g
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:start
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s|\([^/]*\)/\.\./||
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tstart
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s|/*$||
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')
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git ls-files --error-unmatch "$sm_path" > /dev/null 2>&1 &&
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die "$(eval_gettext "'\$sm_path' already exists in the index")"
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if test -z "$force" && ! git add --dry-run --ignore-missing "$sm_path" > /dev/null 2>&1
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then
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eval_gettextln "The following path is ignored by one of your .gitignore files:
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\$sm_path
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Use -f if you really want to add it." >&2
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exit 1
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fi
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if test -n "$custom_name"
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then
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sm_name="$custom_name"
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else
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sm_name="$sm_path"
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fi
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# perhaps the path exists and is already a git repo, else clone it
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if test -e "$sm_path"
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then
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if test -d "$sm_path"/.git -o -f "$sm_path"/.git
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then
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eval_gettextln "Adding existing repo at '\$sm_path' to the index"
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else
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die "$(eval_gettext "'\$sm_path' already exists and is not a valid git repo")"
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fi
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else
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if test -d ".git/modules/$sm_name"
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then
|
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if test -z "$force"
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then
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echo >&2 "$(eval_gettext "A git directory for '\$sm_name' is found locally with remote(s):")"
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GIT_DIR=".git/modules/$sm_name" GIT_WORK_TREE=. git remote -v | grep '(fetch)' | sed -e s,^," ", -e s,' (fetch)',, >&2
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echo >&2 "$(eval_gettext "If you want to reuse this local git directory instead of cloning again from")"
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echo >&2 " $realrepo"
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echo >&2 "$(eval_gettext "use the '--force' option. If the local git directory is not the correct repo")"
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die "$(eval_gettext "or you are unsure what this means choose another name with the '--name' option.")"
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else
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echo "$(eval_gettext "Reactivating local git directory for submodule '\$sm_name'.")"
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fi
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fi
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module_clone "$sm_path" "$sm_name" "$realrepo" "$reference" "$depth" || exit
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(
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clear_local_git_env
|
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cd "$sm_path" &&
|
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# ash fails to wordsplit ${branch:+-b "$branch"...}
|
|
case "$branch" in
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'') git checkout -f -q ;;
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?*) git checkout -f -q -B "$branch" "origin/$branch" ;;
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esac
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) || die "$(eval_gettext "Unable to checkout submodule '\$sm_path'")"
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fi
|
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git config submodule."$sm_name".url "$realrepo"
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git add $force "$sm_path" ||
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die "$(eval_gettext "Failed to add submodule '\$sm_path'")"
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git config -f .gitmodules submodule."$sm_name".path "$sm_path" &&
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git config -f .gitmodules submodule."$sm_name".url "$repo" &&
|
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if test -n "$branch"
|
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then
|
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git config -f .gitmodules submodule."$sm_name".branch "$branch"
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fi &&
|
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git add --force .gitmodules ||
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die "$(eval_gettext "Failed to register submodule '\$sm_path'")"
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}
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|
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#
|
|
# Execute an arbitrary command sequence in each checked out
|
|
# submodule
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|
#
|
|
# $@ = command to execute
|
|
#
|
|
cmd_foreach()
|
|
{
|
|
# parse $args after "submodule ... foreach".
|
|
while test $# -ne 0
|
|
do
|
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case "$1" in
|
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-q|--quiet)
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GIT_QUIET=1
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;;
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--recursive)
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recursive=1
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;;
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|
-*)
|
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usage
|
|
;;
|
|
*)
|
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break
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;;
|
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esac
|
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shift
|
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done
|
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|
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toplevel=$(pwd)
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|
|
# dup stdin so that it can be restored when running the external
|
|
# command in the subshell (and a recursive call to this function)
|
|
exec 3<&0
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|
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module_list |
|
|
while read mode sha1 stage sm_path
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do
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die_if_unmatched "$mode"
|
|
if test -e "$sm_path"/.git
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|
then
|
|
displaypath=$(relative_path "$sm_path")
|
|
say "$(eval_gettext "Entering '\$prefix\$displaypath'")"
|
|
name=$(module_name "$sm_path")
|
|
(
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prefix="$prefix$sm_path/"
|
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clear_local_git_env
|
|
cd "$sm_path" &&
|
|
sm_path=$(relative_path "$sm_path") &&
|
|
# we make $path available to scripts ...
|
|
path=$sm_path &&
|
|
if test $# -eq 1
|
|
then
|
|
eval "$1"
|
|
else
|
|
"$@"
|
|
fi &&
|
|
if test -n "$recursive"
|
|
then
|
|
cmd_foreach "--recursive" "$@"
|
|
fi
|
|
) <&3 3<&- ||
|
|
die "$(eval_gettext "Stopping at '\$prefix\$displaypath'; script returned non-zero status.")"
|
|
fi
|
|
done
|
|
}
|
|
|
|
#
|
|
# Register submodules in .git/config
|
|
#
|
|
# $@ = requested paths (default to all)
|
|
#
|
|
cmd_init()
|
|
{
|
|
# parse $args after "submodule ... init".
|
|
while test $# -ne 0
|
|
do
|
|
case "$1" in
|
|
-q|--quiet)
|
|
GIT_QUIET=1
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
module_list "$@" |
|
|
while read mode sha1 stage sm_path
|
|
do
|
|
die_if_unmatched "$mode"
|
|
name=$(module_name "$sm_path") || exit
|
|
|
|
displaypath=$(relative_path "$sm_path")
|
|
|
|
# Copy url setting when it is not set yet
|
|
if test -z "$(git config "submodule.$name.url")"
|
|
then
|
|
url=$(git config -f .gitmodules submodule."$name".url)
|
|
test -z "$url" &&
|
|
die "$(eval_gettext "No url found for submodule path '\$displaypath' in .gitmodules")"
|
|
|
|
# Possibly a url relative to parent
|
|
case "$url" in
|
|
./*|../*)
|
|
url=$(resolve_relative_url "$url") || exit
|
|
;;
|
|
esac
|
|
git config submodule."$name".url "$url" ||
|
|
die "$(eval_gettext "Failed to register url for submodule path '\$displaypath'")"
|
|
|
|
say "$(eval_gettext "Submodule '\$name' (\$url) registered for path '\$displaypath'")"
|
|
fi
|
|
|
|
# Copy "update" setting when it is not set yet
|
|
if upd="$(git config -f .gitmodules submodule."$name".update)" &&
|
|
test -n "$upd" &&
|
|
test -z "$(git config submodule."$name".update)"
|
|
then
|
|
case "$upd" in
|
|
rebase | merge | none)
|
|
;; # known modes of updating
|
|
*)
|
|
echo >&2 "warning: unknown update mode '$upd' suggested for submodule '$name'"
|
|
upd=none
|
|
;;
|
|
esac
|
|
git config submodule."$name".update "$upd" ||
|
|
die "$(eval_gettext "Failed to register update mode for submodule path '\$displaypath'")"
|
|
fi
|
|
done
|
|
}
|
|
|
|
#
|
|
# Unregister submodules from .git/config and remove their work tree
|
|
#
|
|
# $@ = requested paths (use '.' to deinit all submodules)
|
|
#
|
|
cmd_deinit()
|
|
{
|
|
# parse $args after "submodule ... deinit".
|
|
while test $# -ne 0
|
|
do
|
|
case "$1" in
|
|
-f|--force)
|
|
force=$1
|
|
;;
|
|
-q|--quiet)
|
|
GIT_QUIET=1
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
if test $# = 0
|
|
then
|
|
die "$(eval_gettext "Use '.' if you really want to deinitialize all submodules")"
|
|
fi
|
|
|
|
module_list "$@" |
|
|
while read mode sha1 stage sm_path
|
|
do
|
|
die_if_unmatched "$mode"
|
|
name=$(module_name "$sm_path") || exit
|
|
|
|
displaypath=$(relative_path "$sm_path")
|
|
|
|
# Remove the submodule work tree (unless the user already did it)
|
|
if test -d "$sm_path"
|
|
then
|
|
# Protect submodules containing a .git directory
|
|
if test -d "$sm_path/.git"
|
|
then
|
|
echo >&2 "$(eval_gettext "Submodule work tree '\$displaypath' contains a .git directory")"
|
|
die "$(eval_gettext "(use 'rm -rf' if you really want to remove it including all of its history)")"
|
|
fi
|
|
|
|
if test -z "$force"
|
|
then
|
|
git rm -qn "$sm_path" ||
|
|
die "$(eval_gettext "Submodule work tree '\$displaypath' contains local modifications; use '-f' to discard them")"
|
|
fi
|
|
rm -rf "$sm_path" &&
|
|
say "$(eval_gettext "Cleared directory '\$displaypath'")" ||
|
|
say "$(eval_gettext "Could not remove submodule work tree '\$displaypath'")"
|
|
fi
|
|
|
|
mkdir "$sm_path" || say "$(eval_gettext "Could not create empty submodule directory '\$displaypath'")"
|
|
|
|
# Remove the .git/config entries (unless the user already did it)
|
|
if test -n "$(git config --get-regexp submodule."$name\.")"
|
|
then
|
|
# Remove the whole section so we have a clean state when
|
|
# the user later decides to init this submodule again
|
|
url=$(git config submodule."$name".url)
|
|
git config --remove-section submodule."$name" 2>/dev/null &&
|
|
say "$(eval_gettext "Submodule '\$name' (\$url) unregistered for path '\$displaypath'")"
|
|
fi
|
|
done
|
|
}
|
|
|
|
#
|
|
# 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".
|
|
orig_flags=
|
|
while test $# -ne 0
|
|
do
|
|
case "$1" in
|
|
-q|--quiet)
|
|
GIT_QUIET=1
|
|
;;
|
|
-i|--init)
|
|
init=1
|
|
;;
|
|
--remote)
|
|
remote=1
|
|
;;
|
|
-N|--no-fetch)
|
|
nofetch=1
|
|
;;
|
|
-f|--force)
|
|
force=$1
|
|
;;
|
|
-r|--rebase)
|
|
update="rebase"
|
|
;;
|
|
--reference)
|
|
case "$2" in '') usage ;; esac
|
|
reference="--reference=$2"
|
|
orig_flags="$orig_flags $(git rev-parse --sq-quote "$1")"
|
|
shift
|
|
;;
|
|
--reference=*)
|
|
reference="$1"
|
|
;;
|
|
-m|--merge)
|
|
update="merge"
|
|
;;
|
|
--recursive)
|
|
recursive=1
|
|
;;
|
|
--checkout)
|
|
update="checkout"
|
|
;;
|
|
--depth)
|
|
case "$2" in '') usage ;; esac
|
|
depth="--depth=$2"
|
|
shift
|
|
;;
|
|
--depth=*)
|
|
depth=$1
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
orig_flags="$orig_flags $(git rev-parse --sq-quote "$1")"
|
|
shift
|
|
done
|
|
|
|
if test -n "$init"
|
|
then
|
|
cmd_init "--" "$@" || return
|
|
fi
|
|
|
|
cloned_modules=
|
|
module_list "$@" | {
|
|
err=
|
|
while read mode sha1 stage sm_path
|
|
do
|
|
die_if_unmatched "$mode"
|
|
if test "$stage" = U
|
|
then
|
|
echo >&2 "Skipping unmerged submodule $prefix$sm_path"
|
|
continue
|
|
fi
|
|
name=$(module_name "$sm_path") || exit
|
|
url=$(git config submodule."$name".url)
|
|
branch=$(get_submodule_config "$name" branch master)
|
|
if ! test -z "$update"
|
|
then
|
|
update_module=$update
|
|
else
|
|
update_module=$(git config submodule."$name".update)
|
|
fi
|
|
|
|
displaypath=$(relative_path "$prefix$sm_path")
|
|
|
|
if test "$update_module" = "none"
|
|
then
|
|
echo "Skipping submodule '$displaypath'"
|
|
continue
|
|
fi
|
|
|
|
if test -z "$url"
|
|
then
|
|
# Only mention uninitialized submodules when its
|
|
# path have been specified
|
|
test "$#" != "0" &&
|
|
say "$(eval_gettext "Submodule path '\$displaypath' not initialized
|
|
Maybe you want to use 'update --init'?")"
|
|
continue
|
|
fi
|
|
|
|
if ! test -d "$sm_path"/.git -o -f "$sm_path"/.git
|
|
then
|
|
module_clone "$sm_path" "$name" "$url" "$reference" "$depth" || exit
|
|
cloned_modules="$cloned_modules;$name"
|
|
subsha1=
|
|
else
|
|
subsha1=$(clear_local_git_env; cd "$sm_path" &&
|
|
git rev-parse --verify HEAD) ||
|
|
die "$(eval_gettext "Unable to find current revision in submodule path '\$displaypath'")"
|
|
fi
|
|
|
|
if test -n "$remote"
|
|
then
|
|
if test -z "$nofetch"
|
|
then
|
|
# Fetch remote before determining tracking $sha1
|
|
(clear_local_git_env; cd "$sm_path" && git-fetch) ||
|
|
die "$(eval_gettext "Unable to fetch in submodule path '\$sm_path'")"
|
|
fi
|
|
remote_name=$(clear_local_git_env; cd "$sm_path" && get_default_remote)
|
|
sha1=$(clear_local_git_env; cd "$sm_path" &&
|
|
git rev-parse --verify "${remote_name}/${branch}") ||
|
|
die "$(eval_gettext "Unable to find current ${remote_name}/${branch} revision in submodule path '\$sm_path'")"
|
|
fi
|
|
|
|
if test "$subsha1" != "$sha1" -o -n "$force"
|
|
then
|
|
subforce=$force
|
|
# If we don't already have a -f flag and the submodule has never been checked out
|
|
if test -z "$subsha1" -a -z "$force"
|
|
then
|
|
subforce="-f"
|
|
fi
|
|
|
|
if test -z "$nofetch"
|
|
then
|
|
# Run fetch only if $sha1 isn't present or it
|
|
# is not reachable from a ref.
|
|
(clear_local_git_env; cd "$sm_path" &&
|
|
( (rev=$(git rev-list -n 1 $sha1 --not --all 2>/dev/null) &&
|
|
test -z "$rev") || git-fetch)) ||
|
|
die "$(eval_gettext "Unable to fetch in submodule path '\$displaypath'")"
|
|
fi
|
|
|
|
# Is this something we just cloned?
|
|
case ";$cloned_modules;" in
|
|
*";$name;"*)
|
|
# then there is no local change to integrate
|
|
update_module= ;;
|
|
esac
|
|
|
|
must_die_on_failure=
|
|
case "$update_module" in
|
|
rebase)
|
|
command="git rebase"
|
|
die_msg="$(eval_gettext "Unable to rebase '\$sha1' in submodule path '\$displaypath'")"
|
|
say_msg="$(eval_gettext "Submodule path '\$displaypath': rebased into '\$sha1'")"
|
|
must_die_on_failure=yes
|
|
;;
|
|
merge)
|
|
command="git merge"
|
|
die_msg="$(eval_gettext "Unable to merge '\$sha1' in submodule path '\$displaypath'")"
|
|
say_msg="$(eval_gettext "Submodule path '\$displaypath': merged in '\$sha1'")"
|
|
must_die_on_failure=yes
|
|
;;
|
|
!*)
|
|
command="${update_module#!}"
|
|
die_msg="$(eval_gettext "Execution of '\$command \$sha1' failed in submodule path '\$prefix\$sm_path'")"
|
|
say_msg="$(eval_gettext "Submodule path '\$prefix\$sm_path': '\$command \$sha1'")"
|
|
must_die_on_failure=yes
|
|
;;
|
|
*)
|
|
command="git checkout $subforce -q"
|
|
die_msg="$(eval_gettext "Unable to checkout '\$sha1' in submodule path '\$displaypath'")"
|
|
say_msg="$(eval_gettext "Submodule path '\$displaypath': checked out '\$sha1'")"
|
|
;;
|
|
esac
|
|
|
|
if (clear_local_git_env; cd "$sm_path" && $command "$sha1")
|
|
then
|
|
say "$say_msg"
|
|
elif test -n "$must_die_on_failure"
|
|
then
|
|
die_with_status 2 "$die_msg"
|
|
else
|
|
err="${err};$die_msg"
|
|
continue
|
|
fi
|
|
fi
|
|
|
|
if test -n "$recursive"
|
|
then
|
|
(
|
|
prefix="$prefix$sm_path/"
|
|
clear_local_git_env
|
|
cd "$sm_path" &&
|
|
eval cmd_update "$orig_flags"
|
|
)
|
|
res=$?
|
|
if test $res -gt 0
|
|
then
|
|
die_msg="$(eval_gettext "Failed to recurse into submodule path '\$displaypath'")"
|
|
if test $res -eq 1
|
|
then
|
|
err="${err};$die_msg"
|
|
continue
|
|
else
|
|
die_with_status $res "$die_msg"
|
|
fi
|
|
fi
|
|
fi
|
|
done
|
|
|
|
if test -n "$err"
|
|
then
|
|
OIFS=$IFS
|
|
IFS=';'
|
|
for e in $err
|
|
do
|
|
if test -n "$e"
|
|
then
|
|
echo >&2 "$e"
|
|
fi
|
|
done
|
|
IFS=$OIFS
|
|
exit 1
|
|
fi
|
|
}
|
|
}
|
|
|
|
set_name_rev () {
|
|
revname=$( (
|
|
clear_local_git_env
|
|
cd "$1" && {
|
|
git describe "$2" 2>/dev/null ||
|
|
git describe --tags "$2" 2>/dev/null ||
|
|
git describe --contains "$2" 2>/dev/null ||
|
|
git describe --all --always "$2"
|
|
}
|
|
) )
|
|
test -z "$revname" || revname=" ($revname)"
|
|
}
|
|
#
|
|
# 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() {
|
|
summary_limit=-1
|
|
for_status=
|
|
diff_cmd=diff-index
|
|
|
|
# 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)
|
|
summary_limit="$2"
|
|
isnumber "$summary_limit" || usage
|
|
shift
|
|
;;
|
|
--summary-limit=*)
|
|
summary_limit="${1#--summary-limit=}"
|
|
isnumber "$summary_limit" || usage
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
test $summary_limit = 0 && return
|
|
|
|
if rev=$(git rev-parse -q --verify --default HEAD ${1+"$1"})
|
|
then
|
|
head=$rev
|
|
test $# = 0 || shift
|
|
elif test -z "$1" -o "$1" = "HEAD"
|
|
then
|
|
# before the first commit: compare with an empty tree
|
|
head=$(git hash-object -w -t tree --stdin </dev/null)
|
|
test -z "$1" || shift
|
|
else
|
|
head="HEAD"
|
|
fi
|
|
|
|
if [ -n "$files" ]
|
|
then
|
|
test -n "$cached" &&
|
|
die "$(gettext "The --cached option cannot be used with the --files option")"
|
|
diff_cmd=diff-files
|
|
head=
|
|
fi
|
|
|
|
cd_to_toplevel
|
|
eval "set $(git rev-parse --sq --prefix "$wt_prefix" -- "$@")"
|
|
# Get modified modules cared by user
|
|
modules=$(git $diff_cmd $cached --ignore-submodules=dirty --raw $head -- "$@" |
|
|
sane_egrep '^:([0-7]* )?160000' |
|
|
while read mod_src mod_dst sha1_src sha1_dst status sm_path
|
|
do
|
|
# Always show modules deleted or type-changed (blob<->module)
|
|
test $status = D -o $status = T && echo "$sm_path" && continue
|
|
# Respect the ignore setting for --for-status.
|
|
if test -n "$for_status"
|
|
then
|
|
name=$(module_name "$sm_path")
|
|
ignore_config=$(get_submodule_config "$name" ignore none)
|
|
test $status != A -a $ignore_config = all && continue
|
|
fi
|
|
# Also show added or modified modules which are checked out
|
|
GIT_DIR="$sm_path/.git" git-rev-parse --git-dir >/dev/null 2>&1 &&
|
|
echo "$sm_path"
|
|
done
|
|
)
|
|
|
|
test -z "$modules" && return
|
|
|
|
git $diff_cmd $cached --ignore-submodules=dirty --raw $head -- $modules |
|
|
sane_egrep '^:([0-7]* )?160000' |
|
|
cut -c2- |
|
|
while read mod_src mod_dst sha1_src sha1_dst status name
|
|
do
|
|
if test -z "$cached" &&
|
|
test $sha1_dst = 0000000000000000000000000000000000000000
|
|
then
|
|
case "$mod_dst" in
|
|
160000)
|
|
sha1_dst=$(GIT_DIR="$name/.git" git rev-parse HEAD)
|
|
;;
|
|
100644 | 100755 | 120000)
|
|
sha1_dst=$(git hash-object $name)
|
|
;;
|
|
000000)
|
|
;; # removed
|
|
*)
|
|
# unexpected type
|
|
eval_gettextln "unexpected mode \$mod_dst" >&2
|
|
continue ;;
|
|
esac
|
|
fi
|
|
missing_src=
|
|
missing_dst=
|
|
|
|
test $mod_src = 160000 &&
|
|
! GIT_DIR="$name/.git" git-rev-parse -q --verify $sha1_src^0 >/dev/null &&
|
|
missing_src=t
|
|
|
|
test $mod_dst = 160000 &&
|
|
! GIT_DIR="$name/.git" git-rev-parse -q --verify $sha1_dst^0 >/dev/null &&
|
|
missing_dst=t
|
|
|
|
display_name=$(relative_path "$name")
|
|
|
|
total_commits=
|
|
case "$missing_src,$missing_dst" in
|
|
t,)
|
|
errmsg="$(eval_gettext " Warn: \$display_name doesn't contain commit \$sha1_src")"
|
|
;;
|
|
,t)
|
|
errmsg="$(eval_gettext " Warn: \$display_name doesn't contain commit \$sha1_dst")"
|
|
;;
|
|
t,t)
|
|
errmsg="$(eval_gettext " Warn: \$display_name doesn't contain commits \$sha1_src and \$sha1_dst")"
|
|
;;
|
|
*)
|
|
errmsg=
|
|
total_commits=$(
|
|
if test $mod_src = 160000 -a $mod_dst = 160000
|
|
then
|
|
range="$sha1_src...$sha1_dst"
|
|
elif test $mod_src = 160000
|
|
then
|
|
range=$sha1_src
|
|
else
|
|
range=$sha1_dst
|
|
fi
|
|
GIT_DIR="$name/.git" \
|
|
git rev-list --first-parent $range -- | wc -l
|
|
)
|
|
total_commits=" ($(($total_commits + 0)))"
|
|
;;
|
|
esac
|
|
|
|
sha1_abbr_src=$(echo $sha1_src | cut -c1-7)
|
|
sha1_abbr_dst=$(echo $sha1_dst | cut -c1-7)
|
|
if test $status = T
|
|
then
|
|
blob="$(gettext "blob")"
|
|
submodule="$(gettext "submodule")"
|
|
if test $mod_dst = 160000
|
|
then
|
|
echo "* $display_name $sha1_abbr_src($blob)->$sha1_abbr_dst($submodule)$total_commits:"
|
|
else
|
|
echo "* $display_name $sha1_abbr_src($submodule)->$sha1_abbr_dst($blob)$total_commits:"
|
|
fi
|
|
else
|
|
echo "* $display_name $sha1_abbr_src...$sha1_abbr_dst$total_commits:"
|
|
fi
|
|
if test -n "$errmsg"
|
|
then
|
|
# Don't give error msg for modification whose dst is not submodule
|
|
# i.e. deleted or changed to blob
|
|
test $mod_dst = 160000 && echo "$errmsg"
|
|
else
|
|
if test $mod_src = 160000 -a $mod_dst = 160000
|
|
then
|
|
limit=
|
|
test $summary_limit -gt 0 && limit="-$summary_limit"
|
|
GIT_DIR="$name/.git" \
|
|
git log $limit --pretty='format: %m %s' \
|
|
--first-parent $sha1_src...$sha1_dst
|
|
elif test $mod_dst = 160000
|
|
then
|
|
GIT_DIR="$name/.git" \
|
|
git log --pretty='format: > %s' -1 $sha1_dst
|
|
else
|
|
GIT_DIR="$name/.git" \
|
|
git log --pretty='format: < %s' -1 $sha1_src
|
|
fi
|
|
echo
|
|
fi
|
|
echo
|
|
done
|
|
}
|
|
#
|
|
# 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 "$1" in
|
|
-q|--quiet)
|
|
GIT_QUIET=1
|
|
;;
|
|
--cached)
|
|
cached=1
|
|
;;
|
|
--recursive)
|
|
recursive=1
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
module_list "$@" |
|
|
while read mode sha1 stage sm_path
|
|
do
|
|
die_if_unmatched "$mode"
|
|
name=$(module_name "$sm_path") || exit
|
|
url=$(git config submodule."$name".url)
|
|
displaypath=$(relative_path "$prefix$sm_path")
|
|
if test "$stage" = U
|
|
then
|
|
say "U$sha1 $displaypath"
|
|
continue
|
|
fi
|
|
if test -z "$url" || ! test -d "$sm_path"/.git -o -f "$sm_path"/.git
|
|
then
|
|
say "-$sha1 $displaypath"
|
|
continue;
|
|
fi
|
|
if git diff-files --ignore-submodules=dirty --quiet -- "$sm_path"
|
|
then
|
|
set_name_rev "$sm_path" "$sha1"
|
|
say " $sha1 $displaypath$revname"
|
|
else
|
|
if test -z "$cached"
|
|
then
|
|
sha1=$(clear_local_git_env; cd "$sm_path" && git rev-parse --verify HEAD)
|
|
fi
|
|
set_name_rev "$sm_path" "$sha1"
|
|
say "+$sha1 $displaypath$revname"
|
|
fi
|
|
|
|
if test -n "$recursive"
|
|
then
|
|
(
|
|
prefix="$displaypath/"
|
|
clear_local_git_env
|
|
cd "$sm_path" &&
|
|
eval cmd_status
|
|
) ||
|
|
die "$(eval_gettext "Failed to recurse into submodule path '\$sm_path'")"
|
|
fi
|
|
done
|
|
}
|
|
#
|
|
# 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 "$1" in
|
|
-q|--quiet)
|
|
GIT_QUIET=1
|
|
shift
|
|
;;
|
|
--recursive)
|
|
recursive=1
|
|
shift
|
|
;;
|
|
--)
|
|
shift
|
|
break
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
*)
|
|
break
|
|
;;
|
|
esac
|
|
done
|
|
cd_to_toplevel
|
|
module_list "$@" |
|
|
while read mode sha1 stage sm_path
|
|
do
|
|
die_if_unmatched "$mode"
|
|
name=$(module_name "$sm_path")
|
|
url=$(git config -f .gitmodules --get submodule."$name".url)
|
|
|
|
# Possibly a url relative to parent
|
|
case "$url" in
|
|
./*|../*)
|
|
# rewrite foo/bar as ../.. to find path from
|
|
# submodule work tree to superproject work tree
|
|
up_path="$(echo "$sm_path" | sed "s/[^/][^/]*/../g")" &&
|
|
# guarantee a trailing /
|
|
up_path=${up_path%/}/ &&
|
|
# path from submodule work tree to submodule origin repo
|
|
sub_origin_url=$(resolve_relative_url "$url" "$up_path") &&
|
|
# path from superproject work tree to submodule origin repo
|
|
super_config_url=$(resolve_relative_url "$url") || exit
|
|
;;
|
|
*)
|
|
sub_origin_url="$url"
|
|
super_config_url="$url"
|
|
;;
|
|
esac
|
|
|
|
if git config "submodule.$name.url" >/dev/null 2>/dev/null
|
|
then
|
|
displaypath=$(relative_path "$prefix$sm_path")
|
|
say "$(eval_gettext "Synchronizing submodule url for '\$displaypath'")"
|
|
git config submodule."$name".url "$super_config_url"
|
|
|
|
if test -e "$sm_path"/.git
|
|
then
|
|
(
|
|
clear_local_git_env
|
|
cd "$sm_path"
|
|
remote=$(get_default_remote)
|
|
git config remote."$remote".url "$sub_origin_url"
|
|
|
|
if test -n "$recursive"
|
|
then
|
|
prefix="$prefix$sm_path/"
|
|
eval cmd_sync
|
|
fi
|
|
)
|
|
fi
|
|
fi
|
|
done
|
|
}
|
|
|
|
# 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 | status | summary | sync)
|
|
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 $# = 0
|
|
then
|
|
command=status
|
|
else
|
|
usage
|
|
fi
|
|
fi
|
|
|
|
# "-b branch" is accepted only by "add"
|
|
if test -n "$branch" && test "$command" != add
|
|
then
|
|
usage
|
|
fi
|
|
|
|
# "--cached" is accepted only by "status" and "summary"
|
|
if test -n "$cached" && test "$command" != status -a "$command" != summary
|
|
then
|
|
usage
|
|
fi
|
|
|
|
"cmd_$command" "$@"
|