When a submodule's URL changes upstream, existing submodules
will be out of sync since their remote.origin.url will still
be set to the old value.
This change adds a "git submodule sync" command that reads the
submodule URLs from .gitmodules and updates any existing
submodules accordingly.
Signed-off-by: David Aguilar <davvid@xxxxxxxxx>
---
Documentation/git-submodule.txt | 7 ++++++
git-submodule.sh | 45 +++++++++++++++++++++++++++++++++++++-
2 files changed, 50 insertions(+), 2 deletions(-)
diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt
index abbd5b7..a229032 100644
--- a/Documentation/git-submodule.txt
+++ b/Documentation/git-submodule.txt
@@ -15,6 +15,7 @@ SYNOPSIS
'git submodule' [--quiet] update [--init] [--] [<path>...]
'git submodule' [--quiet] summary [--summary-limit <n>] [commit] [--] [<path>...]
'git submodule' [--quiet] foreach <command>
+'git submodule' [--quiet] sync [--] [<path>...]
DESCRIPTION
@@ -139,6 +140,12 @@ foreach::
As an example, "git submodule foreach 'echo $path `git rev-parse HEAD`' will
show the path and currently checked out commit for each submodule.
+sync::
+ Synchronizes each submodule's remote.origin.url configuration
+ setting to match that of the corresponding submodule.*.url
+ value as specified in .gitmodules. This is useful if your
+ submodule URLs have changed upstream and you want to update your
+ local repositories accordingly.
OPTIONS
-------
diff --git a/git-submodule.sh b/git-submodule.sh
index 2a3a197..46739de 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -6,7 +6,7 @@
USAGE="[--quiet] [--cached] \
[add <repo> [-b branch] <path>]|[status|init|update [-i|--init]|summary [-n|--summary-limit <n>] [<commit>]] \
-[--] [<path>...]|[foreach <command>]"
+[--] [<path>...]|[foreach <command>]|[sync [<path>...]]"
OPTIONS_SPEC=
. git-sh-setup
require_work_tree
@@ -602,6 +602,47 @@ cmd_status()
fi
done
}
+#
+# Sync git urls for submodules
+# This makes the value for remote.origin.url match the value
+# specified in .gitmodules.
+#
+cmd_sync()
+{
+ while test $# -ne 0
+ do
+ case "$1" in
+ -q|--quiet)
+ quiet=1
+ ;;
+ -*)
+ usage
+ ;;
+ --)
+ shift
+ break
+ ;;
+ *)
+ break
+ ;;
+ esac
+ shift
+ done
+
+ cd_to_toplevel
+
+ module_list "$@" |
+ while read mode sha1 stage path
+ do
+ ! test -f "$path"/.git/config &&
+ echo "Warn: submodule at path '$path' does not exist."
+ test -f "$path"/.git/config || continue
+ name=$(module_name "$path")
+ url=$(git config -f .gitmodules --get submodule."$name".url)
+ say "Synchronizing submodule url for '$name'"
+ git config -f "$path"/.git/config remote.origin.url "$url"
+ done
+}
# This loop parses the command line arguments to find the
# subcommand name to dispatch. Parsing of the subcommand specific
@@ -612,7 +653,7 @@ cmd_status()
while test $# != 0 && test -z "$command"
do
case "$1" in
- add | foreach | init | update | status | summary)
+ add | foreach | init | update | status | summary | sync)
command=$1
;;
-q|--quiet)
--
1.6.0.90.g436ed
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