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-rw-r--r--Documentation/git-submodule.txt10
-rwxr-xr-xgit-submodule.sh24
-rwxr-xr-xt/t7400-submodule-basic.sh15
-rwxr-xr-xt/t7406-submodule-update.sh24
4 files changed, 61 insertions, 12 deletions
diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt
index e5767134b1..605419f189 100644
--- a/Documentation/git-submodule.txt
+++ b/Documentation/git-submodule.txt
@@ -10,12 +10,12 @@ SYNOPSIS
--------
[verse]
'git submodule' [--quiet] add [-b <branch>] [-f|--force] [--name <name>]
- [--reference <repository>] [--] <repository> [<path>]
+ [--reference <repository>] [--depth <depth>] [--] <repository> [<path>]
'git submodule' [--quiet] status [--cached] [--recursive] [--] [<path>...]
'git submodule' [--quiet] init [--] [<path>...]
'git submodule' [--quiet] deinit [-f|--force] [--] <path>...
'git submodule' [--quiet] update [--init] [--remote] [-N|--no-fetch]
- [-f|--force] [--rebase] [--reference <repository>]
+ [-f|--force] [--rebase] [--reference <repository>] [--depth <depth>]
[--merge] [--recursive] [--] [<path>...]
'git submodule' [--quiet] summary [--cached|--files] [(-n|--summary-limit) <n>]
[commit] [--] [<path>...]
@@ -328,6 +328,12 @@ for linkgit:git-clone[1]'s `--reference` and `--shared` options carefully.
only in the submodules of the current repo, but also
in any nested submodules inside those submodules (and so on).
+--depth::
+ This option is valid for add and update commands. Create a 'shallow'
+ clone with a history truncated to the specified number of revisions.
+ See linkgit:git-clone[1]
+
+
<path>...::
Paths to submodule(s). When specified this will restrict the command
to only operate on the submodules found at the specified paths.
diff --git a/git-submodule.sh b/git-submodule.sh
index 79bfaac9d4..2458e1fcfb 100755
--- 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
diff --git a/t/t7400-submodule-basic.sh b/t/t7400-submodule-basic.sh
index ff265353a3..42cd6de463 100755
--- a/t/t7400-submodule-basic.sh
+++ b/t/t7400-submodule-basic.sh
@@ -868,4 +868,19 @@ test_expect_success 'submodule deinit fails when submodule has a .git directory
test -n "$(git config --get-regexp "submodule\.example\.")"
'
+test_expect_success 'submodule add clone shallow submodule' '
+ mkdir super &&
+ pwd=$(pwd)
+ (
+ cd super &&
+ git init &&
+ git submodule add --depth=1 file://"$pwd"/example2 submodule &&
+ (
+ cd submodule &&
+ test 1 = $(git log --oneline | wc -l)
+ )
+ )
+'
+
+
test_done
diff --git a/t/t7406-submodule-update.sh b/t/t7406-submodule-update.sh
index a4ffea0dbe..e0a06e25e7 100755
--- a/t/t7406-submodule-update.sh
+++ b/t/t7406-submodule-update.sh
@@ -685,14 +685,24 @@ test_expect_success 'submodule update properly revives a moved submodule' '
test_expect_success SYMLINKS 'submodule update can handle symbolic links in pwd' '
mkdir -p linked/dir &&
ln -s linked/dir linkto &&
- (
- cd linkto &&
- git clone "$TRASH_DIRECTORY"/super_update_r2 super &&
- (
- cd super &&
- git submodule update --init --recursive
- )
+ (cd linkto &&
+ git clone "$TRASH_DIRECTORY"/super_update_r2 super &&
+ (cd super &&
+ git submodule update --init --recursive
+ )
)
'
+test_expect_success 'submodule update clone shallow submodule' '
+ git clone cloned super3 &&
+ pwd=$(pwd)
+ (cd super3 &&
+ sed -e "s#url = ../#url = file://$pwd/#" <.gitmodules >.gitmodules.tmp &&
+ mv -f .gitmodules.tmp .gitmodules &&
+ git submodule update --init --depth=3
+ (cd submodule &&
+ test 1 = $(git log --oneline | wc -l)
+ )
+ )
+'
test_done