Use kwset in pickaxe
[gitweb.git] / git-submodule.sh
index d189a24c71c44806a9c1381e2a8e5993269e568a..f46862f61b48a970f6ec24a9ae7624905ba3013a 100755 (executable)
@@ -14,6 +14,7 @@ USAGE="[--quiet] add [-b branch] [-f|--force] [--reference <repository>] [--] <r
    or: $dashless [--quiet] sync [--] [<path>...]"
 OPTIONS_SPEC=
 . git-sh-setup
+. git-sh-i18n
 . git-parse-remote
 require_work_tree
 
@@ -34,7 +35,7 @@ resolve_relative_url ()
 {
        remote=$(get_default_remote)
        remoteurl=$(git config "remote.$remote.url") ||
-               die "remote ($remote) does not have a url defined in .git/config"
+               remoteurl=$(pwd) # the repository is its own authoritative upstream
        url="$1"
        remoteurl=${remoteurl%/}
        sep=/
@@ -52,7 +53,7 @@ resolve_relative_url ()
                                sep=:
                                ;;
                        *)
-                               die "cannot strip one component off url '$remoteurl'"
+                               die "$(eval_gettext "cannot strip one component off url '\$remoteurl'")"
                                ;;
                        esac
                        ;;
@@ -104,7 +105,7 @@ module_name()
        name=$( git config -f .gitmodules --get-regexp '^submodule\..*\.path$' |
                sed -n -e 's|^submodule\.\(.*\)\.path '"$re"'$|\1|p' )
        test -z "$name" &&
-       die "No submodule mapping found in .gitmodules for path '$path'"
+       die "$(eval_gettext "No submodule mapping found in .gitmodules for path '\$path'")"
        echo "$name"
 }
 
@@ -121,14 +122,19 @@ module_clone()
        path=$1
        url=$2
        reference="$3"
+       quiet=
+       if test -n "$GIT_QUIET"
+       then
+               quiet=-q
+       fi
 
        if test -n "$reference"
        then
-               git-clone "$reference" -n "$url" "$path"
+               git-clone $quiet "$reference" -n "$url" "$path"
        else
-               git-clone -n "$url" "$path"
+               git-clone $quiet -n "$url" "$path"
        fi ||
-       die "Clone of '$url' into submodule path '$path' failed"
+       die "$(eval_gettext "Clone of '\$url' into submodule path '\$path' failed")"
 }
 
 #
@@ -201,7 +207,7 @@ cmd_add()
                realrepo=$repo
                ;;
        *)
-               die "repo URL: '$repo' must be absolute or begin with ./|../"
+               die "$(eval_gettext "repo URL: '\$repo' must be absolute or begin with ./|../")"
        ;;
        esac
 
@@ -218,13 +224,16 @@ cmd_add()
                        s|/*$||
                ')
        git ls-files --error-unmatch "$path" > /dev/null 2>&1 &&
-       die "'$path' already exists in the index"
+       die "$(eval_gettext "'\$path' already exists in the index")"
 
        if test -z "$force" && ! git add --dry-run --ignore-missing "$path" > /dev/null 2>&1
        then
-               echo >&2 "The following path is ignored by one of your .gitignore files:" &&
-               echo >&2 $path &&
-               echo >&2 "Use -f if you really want to add it."
+               (
+                       eval_gettext "The following path is ignored by one of your .gitignore files:
+\$path
+Use -f if you really want to add it." &&
+                       echo
+               ) >&2
                exit 1
        fi
 
@@ -233,20 +242,11 @@ cmd_add()
        then
                if test -d "$path"/.git -o -f "$path"/.git
                then
-                       echo "Adding existing repo at '$path' to the index"
+                       eval_gettext "Adding existing repo at '\$path' to the index"; echo
                else
-                       die "'$path' already exists and is not a valid git repo"
+                       die "$(eval_gettext "'\$path' already exists and is not a valid git repo")"
                fi
 
-               case "$repo" in
-               ./*|../*)
-                       url=$(resolve_relative_url "$repo") || exit
-                   ;;
-               *)
-                       url="$repo"
-                       ;;
-               esac
-               git config submodule."$path".url "$url"
        else
 
                module_clone "$path" "$realrepo" "$reference" || exit
@@ -258,16 +258,17 @@ cmd_add()
                        '') git checkout -f -q ;;
                        ?*) git checkout -f -q -B "$branch" "origin/$branch" ;;
                        esac
-               ) || die "Unable to checkout submodule '$path'"
+               ) || die "$(eval_gettext "Unable to checkout submodule '\$path'")"
        fi
+       git config submodule."$path".url "$realrepo"
 
        git add $force "$path" ||
-       die "Failed to add submodule '$path'"
+       die "$(eval_gettext "Failed to add submodule '\$path'")"
 
        git config -f .gitmodules submodule."$path".path "$path" &&
        git config -f .gitmodules submodule."$path".url "$repo" &&
        git add --force .gitmodules ||
-       die "Failed to register submodule '$path'"
+       die "$(eval_gettext "Failed to register submodule '\$path'")"
 }
 
 #
@@ -300,12 +301,16 @@ cmd_foreach()
 
        toplevel=$(pwd)
 
+       # 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
+
        module_list |
        while read mode sha1 stage path
        do
                if test -e "$path"/.git
                then
-                       say "Entering '$prefix$path'"
+                       say "$(eval_gettext "Entering '\$prefix\$path'")"
                        name=$(module_name "$path")
                        (
                                prefix="$prefix$path/"
@@ -316,8 +321,8 @@ cmd_foreach()
                                then
                                        cmd_foreach "--recursive" "$@"
                                fi
-                       ) ||
-                       die "Stopping at '$path'; script returned non-zero status."
+                       ) <&3 3<&- ||
+                       die "$(eval_gettext "Stopping at '\$path'; script returned non-zero status.")"
                fi
        done
 }
@@ -355,29 +360,30 @@ cmd_init()
        do
                # Skip already registered paths
                name=$(module_name "$path") || exit
-               url=$(git config submodule."$name".url)
-               test -z "$url" || continue
-
-               url=$(git config -f .gitmodules submodule."$name".url)
-               test -z "$url" &&
-               die "No url found for submodule path '$path' in .gitmodules"
-
-               # Possibly a url relative to parent
-               case "$url" in
-               ./*|../*)
-                       url=$(resolve_relative_url "$url") || exit
-                       ;;
-               esac
-
-               git config submodule."$name".url "$url" ||
-               die "Failed to register url for submodule path '$path'"
+               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 '\$path' 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 '\$path'")"
+               fi
 
+               # Copy "update" setting when it is not set yet
                upd="$(git config -f .gitmodules submodule."$name".update)"
                test -z "$upd" ||
+               test -n "$(git config submodule."$name".update)" ||
                git config submodule."$name".update "$upd" ||
-               die "Failed to register update mode for submodule path '$path'"
+               die "$(eval_gettext "Failed to register update mode for submodule path '\$path'")"
 
-               say "Submodule '$name' ($url) registered for path '$path'"
+               say "$(eval_gettext "Submodule '\$name' (\$url) registered for path '\$path'")"
        done
 }
 
@@ -444,7 +450,8 @@ cmd_update()
        fi
 
        cloned_modules=
-       module_list "$@" |
+       module_list "$@" | {
+       err=
        while read mode sha1 stage path
        do
                if test "$stage" = U
@@ -460,8 +467,8 @@ cmd_update()
                        # Only mention uninitialized submodules when its
                        # path have been specified
                        test "$#" != "0" &&
-                       say "Submodule path '$path' not initialized" &&
-                       say "Maybe you want to use 'update --init'?"
+                       say "$(eval_gettext "Submodule path '\$path' not initialized
+Maybe you want to use 'update --init'?")"
                        continue
                fi
 
@@ -473,7 +480,7 @@ cmd_update()
                else
                        subsha1=$(clear_local_git_env; cd "$path" &&
                                git rev-parse --verify HEAD) ||
-                       die "Unable to find current revision in submodule path '$path'"
+                       die "$(eval_gettext "Unable to find current revision in submodule path '\$path'")"
                fi
 
                if ! test -z "$update"
@@ -497,7 +504,7 @@ cmd_update()
                                (clear_local_git_env; cd "$path" &&
                                        ( (rev=$(git rev-list -n 1 $sha1 --not --all 2>/dev/null) &&
                                         test -z "$rev") || git-fetch)) ||
-                               die "Unable to fetch in submodule path '$path'"
+                               die "$(eval_gettext "Unable to fetch in submodule path '\$path'")"
                        fi
 
                        # Is this something we just cloned?
@@ -507,35 +514,72 @@ cmd_update()
                                update_module= ;;
                        esac
 
+                       must_die_on_failure=
                        case "$update_module" in
                        rebase)
                                command="git rebase"
-                               action="rebase"
-                               msg="rebased onto"
+                               die_msg="$(eval_gettext "Unable to rebase '\$sha1' in submodule path '\$path'")"
+                               say_msg="$(eval_gettext "Submodule path '\$path': rebased into '\$sha1'")"
+                               must_die_on_failure=yes
                                ;;
                        merge)
                                command="git merge"
-                               action="merge"
-                               msg="merged in"
+                               die_msg="$(eval_gettext "Unable to merge '\$sha1' in submodule path '\$path'")"
+                               say_msg="$(eval_gettext "Submodule path '\$path': merged in '\$sha1'")"
+                               must_die_on_failure=yes
                                ;;
                        *)
                                command="git checkout $subforce -q"
-                               action="checkout"
-                               msg="checked out"
+                               die_msg="$(eval_gettext "Unable to checkout '\$sha1' in submodule path '\$path'")"
+                               say_msg="$(eval_gettext "Submodule path '\$path': checked out '\$sha1'")"
                                ;;
                        esac
 
-                       (clear_local_git_env; cd "$path" && $command "$sha1") ||
-                       die "Unable to $action '$sha1' in submodule path '$path'"
-                       say "Submodule path '$path': $msg '$sha1'"
+                       if (clear_local_git_env; cd "$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 "$recursive"
                then
-                       (clear_local_git_env; cd "$path" && eval cmd_update "$orig_flags") ||
-                       die "Failed to recurse into submodule path '$path'"
+                       (clear_local_git_env; cd "$path" && eval cmd_update "$orig_flags")
+                       res=$?
+                       if test $res -gt 0
+                       then
+                               die_msg="$(eval_gettext "Failed to recurse into submodule path '\$path'")"
+                               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 () {
@@ -617,7 +661,7 @@ cmd_summary() {
        if [ -n "$files" ]
        then
                test -n "$cached" &&
-               die "--cached cannot be used with --files"
+               die "$(gettext -- "--cached cannot be used with --files")"
                diff_cmd=diff-files
                head=
        fi
@@ -657,7 +701,10 @@ cmd_summary() {
                                ;; # removed
                        *)
                                # unexpected type
-                               echo >&2 "unexpected mode $mod_dst"
+                               (
+                                       eval_gettext "unexpected mode \$mod_dst" &&
+                                       echo
+                               ) >&2
                                continue ;;
                        esac
                fi
@@ -675,13 +722,13 @@ cmd_summary() {
                total_commits=
                case "$missing_src,$missing_dst" in
                t,)
-                       errmsg="  Warn: $name doesn't contain commit $sha1_src"
+                       errmsg="$(eval_gettext "  Warn: \$name doesn't contain commit \$sha1_src")"
                        ;;
                ,t)
-                       errmsg="  Warn: $name doesn't contain commit $sha1_dst"
+                       errmsg="$(eval_gettext "  Warn: \$name doesn't contain commit \$sha1_dst")"
                        ;;
                t,t)
-                       errmsg="  Warn: $name doesn't contain commits $sha1_src and $sha1_dst"
+                       errmsg="$(eval_gettext "  Warn: \$name doesn't contain commits \$sha1_src and \$sha1_dst")"
                        ;;
                *)
                        errmsg=
@@ -706,11 +753,13 @@ cmd_summary() {
                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 "* $name $sha1_abbr_src(blob)->$sha1_abbr_dst(submodule)$total_commits:"
+                               echo "* $name $sha1_abbr_src($blob)->$sha1_abbr_dst($submodule)$total_commits:"
                        else
-                               echo "* $name $sha1_abbr_src(submodule)->$sha1_abbr_dst(blob)$total_commits:"
+                               echo "* $name $sha1_abbr_src($submodule)->$sha1_abbr_dst($blob)$total_commits:"
                        fi
                else
                        echo "* $name $sha1_abbr_src...$sha1_abbr_dst$total_commits:"
@@ -742,9 +791,9 @@ cmd_summary() {
        done |
        if test -n "$for_status"; then
                if [ -n "$files" ]; then
-                       echo "# Submodules changed but not updated:"
+                       gettext "# Submodules changed but not updated:"; echo
                else
-                       echo "# Submodule changes to be committed:"
+                       gettext "# Submodule changes to be committed:"; echo
                fi
                echo "#"
                sed -e 's|^|# |' -e 's|^# $|#|'
@@ -830,7 +879,7 @@ cmd_status()
                                cd "$path" &&
                                eval cmd_status "$orig_args"
                        ) ||
-                       die "Failed to recurse into submodule path '$path'"
+                       die "$(eval_gettext "Failed to recurse into submodule path '\$path'")"
                fi
        done
 }
@@ -874,17 +923,20 @@ cmd_sync()
                        ;;
                esac
 
-               say "Synchronizing submodule url for '$name'"
-               git config submodule."$name".url "$url"
-
-               if test -e "$path"/.git
+               if git config "submodule.$name.url" >/dev/null 2>/dev/null
                then
-               (
-                       clear_local_git_env
-                       cd "$path"
-                       remote=$(get_default_remote)
-                       git config remote."$remote".url "$url"
-               )
+                       say "$(eval_gettext "Synchronizing submodule url for '\$name'")"
+                       git config submodule."$name".url "$url"
+
+                       if test -e "$path"/.git
+                       then
+                       (
+                               clear_local_git_env
+                               cd "$path"
+                               remote=$(get_default_remote)
+                               git config remote."$remote".url "$url"
+                       )
+                       fi
                fi
        done
 }