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-rwxr-xr-xscripts/git-submodule.sh29
1 files changed, 24 insertions, 5 deletions
diff --git a/scripts/git-submodule.sh b/scripts/git-submodule.sh
index 08932a35f0..039f782d81 100755
--- a/scripts/git-submodule.sh
+++ b/scripts/git-submodule.sh
@@ -3,14 +3,27 @@
# This code is licensed under the GPL version 2 or later. See
# the COPYING file in the top-level directory.
-set -e
-
substat=".git-submodule-status"
command=$1
shift
modules="$@"
+test -z "$GIT" && GIT=git
+
+error() {
+ echo "$0: $*"
+ echo
+ echo "Unable to automatically checkout GIT submodules '$modules'."
+ echo "If you require use of an alternative GIT binary (for example to"
+ echo "enable use of a transparent proxy), then please specify it by"
+ echo "running configure by with the '--with-git' argument. e.g."
+ echo
+ echo " $ ./configure --with-git='tsocks git'"
+ echo
+ exit 1
+}
+
if test -z "$modules"
then
test -e $substat || touch $substat
@@ -27,12 +40,18 @@ case "$command" in
status)
test -f "$substat" || exit 1
trap "rm -f ${substat}.tmp" EXIT
- git submodule status $modules > "${substat}.tmp"
+ $GIT submodule status $modules > "${substat}.tmp"
+ test $? -ne 0 && error "failed to query git submodule status"
diff "${substat}" "${substat}.tmp" >/dev/null
exit $?
;;
update)
- git submodule update --init $modules 1>/dev/null
- git submodule status $modules > "${substat}"
+ $GIT submodule update --init $modules 1>/dev/null
+ test $? -ne 0 && error "failed to update modules"
+
+ $GIT submodule status $modules > "${substat}"
+ test $? -ne 0 && error "failed to save git submodule status" >&2
;;
esac
+
+exit 0