Add --depth to submodule update/add

[thirdparty/git.git] / git-submodule.sh

diff --git a/git-submodule.sh b/git-submodule.sh
index 79bfaac9d4cb9a04e5e1fd7675d740cf9fc27e87..2458e1fcfba9b5615f26e45fd03c9ec558a1be96 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -32,6 +32,7 @@ nofetch=
 update=
 prefix=
 custom_name=
+depth=
 
 # The function takes at most 2 arguments. The first argument is the
 # URL that navigates to the submodule origin repo. When relative, this URL
@@ -211,6 +212,7 @@ module_clone()
        name=$2
        url=$3
        reference="$4"
+       depth="$5"
        quiet=
        if test -n "$GIT_QUIET"
        then
@@ -233,7 +235,7 @@ module_clone()
                mkdir -p "$gitdir_base"
                (
                        clear_local_git_env
-                       git clone $quiet -n ${reference:+"$reference"} \
+                       git clone $quiet ${depth:+"$depth"} -n ${reference:+"$reference"} \
                                --separate-git-dir "$gitdir" "$url" "$sm_path"
                ) ||
                die "$(eval_gettext "Clone of '\$url' into submodule path '\$sm_path' failed")"
@@ -309,6 +311,14 @@ cmd_add()
                        custom_name=$2
                        shift
                        ;;
+               --depth)
+                       case "$2" in '') usage ;; esac
+                       depth="--depth=$2"
+                       shift
+                       ;;
+               --depth=*)
+                       depth=$1
+                       ;;
                --)
                        shift
                        break
@@ -405,7 +415,7 @@ Use -f if you really want to add it." >&2
                                echo "$(eval_gettext "Reactivating local git directory for submodule '\$sm_name'.")"
                        fi
                fi
-               module_clone "$sm_path" "$sm_name" "$realrepo" "$reference" || exit
+               module_clone "$sm_path" "$sm_name" "$realrepo" "$reference" "$depth" || exit
                (
                        clear_local_git_env
                        cd "$sm_path" &&
@@ -676,6 +686,14 @@ cmd_update()
                --checkout)
                        update="checkout"
                        ;;
+               --depth)
+                       case "$2" in '') usage ;; esac
+                       depth="--depth=$2"
+                       shift
+                       ;;
+               --depth=*)
+                       depth=$1
+                       ;;
                --)
                        shift
                        break
@@ -735,7 +753,7 @@ Maybe you want to use 'update --init'?")"
 
                if ! test -d "$sm_path"/.git -o -f "$sm_path"/.git
                then
-                       module_clone "$sm_path" "$name" "$url" "$reference" || exit
+                       module_clone "$sm_path" "$name" "$url" "$reference" "$depth" || exit
                        cloned_modules="$cloned_modules;$name"
                        subsha1=
                else