summaryrefslogtreecommitdiff
path: root/git-submodule.sh
diff options
context:
space:
mode:
Diffstat (limited to 'git-submodule.sh')
-rwxr-xr-xgit-submodule.sh51
1 files changed, 50 insertions, 1 deletions
diff --git a/git-submodule.sh b/git-submodule.sh
index 2365149d0b..22ec5b63b4 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -8,7 +8,7 @@ dashless=$(basename "$0" | sed -e 's/-/ /')
USAGE="[--quiet] add [-b <branch>] [-f|--force] [--name <name>] [--reference <repository>] [--] <repository> [<path>]
or: $dashless [--quiet] status [--cached] [--recursive] [--] [<path>...]
or: $dashless [--quiet] init [--] [<path>...]
- or: $dashless [--quiet] update [--init] [-N|--no-fetch] [-f|--force] [--rebase] [--reference <repository>] [--merge] [--recursive] [--] [<path>...]
+ or: $dashless [--quiet] update [--init] [--remote] [-N|--no-fetch] [-f|--force] [--rebase] [--reference <repository>] [--merge] [--recursive] [--] [<path>...]
or: $dashless [--quiet] summary [--cached|--files] [--summary-limit <n>] [commit] [--] [<path>...]
or: $dashless [--quiet] foreach [--recursive] <command>
or: $dashless [--quiet] sync [--recursive] [--] [<path>...]"
@@ -26,6 +26,7 @@ cached=
recursive=
init=
files=
+remote=
nofetch=
update=
prefix=
@@ -153,6 +154,32 @@ die_if_unmatched ()
}
#
+# Print a submodule configuration setting
+#
+# $1 = submodule name
+# $2 = option name
+# $3 = default value
+#
+# Checks in the usual git-config places first (for overrides),
+# otherwise it falls back on .gitmodules. This allows you to
+# distribute project-wide defaults in .gitmodules, while still
+# customizing individual repositories if necessary. If the option is
+# not in .gitmodules either, print a default value.
+#
+get_submodule_config () {
+ name="$1"
+ option="$2"
+ default="$3"
+ value=$(git config submodule."$name"."$option")
+ if test -z "$value"
+ then
+ value=$(git config -f .gitmodules submodule."$name"."$option")
+ fi
+ printf '%s' "${value:-$default}"
+}
+
+
+#
# Map submodule path to submodule name
#
# $1 = path
@@ -390,6 +417,10 @@ Use -f if you really want to add it." >&2
git config -f .gitmodules submodule."$sm_name".path "$sm_path" &&
git config -f .gitmodules submodule."$sm_name".url "$repo" &&
+ if test -n "$branch"
+ then
+ git config -f .gitmodules submodule."$sm_name".branch "$branch"
+ fi &&
git add --force .gitmodules ||
die "$(eval_gettext "Failed to register submodule '\$sm_path'")"
}
@@ -533,6 +564,9 @@ cmd_update()
-i|--init)
init=1
;;
+ --remote)
+ remote=1
+ ;;
-N|--no-fetch)
nofetch=1
;;
@@ -593,6 +627,7 @@ cmd_update()
fi
name=$(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=$update
@@ -627,6 +662,20 @@ Maybe you want to use 'update --init'?")"
die "$(eval_gettext "Unable to find current revision in submodule path '\$sm_path'")"
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