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-rwxr-xr-xscripts/git-submodule.sh34
1 files changed, 26 insertions, 8 deletions
diff --git a/scripts/git-submodule.sh b/scripts/git-submodule.sh
index 65ed877aef..e225d3a963 100755
--- a/scripts/git-submodule.sh
+++ b/scripts/git-submodule.sh
@@ -9,9 +9,14 @@ command=$1
shift
maybe_modules="$@"
+# if --with-git-submodules=ignore, do nothing
+test "$command" = "ignore" && exit 0
+
test -z "$GIT" && GIT=git
-error() {
+cd "$(dirname "$0")/.."
+
+update_error() {
echo "$0: $*"
echo
echo "Unable to automatically checkout GIT submodules '$modules'."
@@ -24,7 +29,7 @@ error() {
echo "Alternatively you may disable automatic GIT submodule checkout"
echo "with:"
echo
- echo " $ ./configure --disable-git-update"
+ echo " $ ./configure --with-git-submodules=validate"
echo
echo "and then manually update submodules prior to running make, with:"
echo
@@ -33,6 +38,19 @@ error() {
exit 1
}
+validate_error() {
+ if test "$1" = "validate"; then
+ echo "GIT submodules checkout is out of date, and submodules"
+ echo "configured for validate only. Please run"
+ echo " scripts/git-submodule.sh update $maybe_modules"
+ echo "from the source directory or call configure with"
+ echo " --with-git-submodules=update"
+ echo "To disable GIT submodules validation, use"
+ echo " --with-git-submodules=ignore"
+ fi
+ exit 1
+}
+
modules=""
for m in $maybe_modules
do
@@ -52,18 +70,18 @@ then
fi
case "$command" in
-status)
+status|validate)
if test -z "$maybe_modules"
then
- test -s ${substat} && exit 1 || exit 0
+ test -s ${substat} && validate_error "$command" || exit 0
fi
- test -f "$substat" || exit 1
+ test -f "$substat" || validate_error "$command"
for module in $modules; do
CURSTATUS=$($GIT submodule status $module)
OLDSTATUS=$(cat $substat | grep $module)
if test "$CURSTATUS" != "$OLDSTATUS"; then
- exit 1
+ validate_error "$command"
fi
done
exit 0
@@ -76,10 +94,10 @@ update)
fi
$GIT submodule update --init $modules 1>/dev/null
- test $? -ne 0 && error "failed to update modules"
+ test $? -ne 0 && update_error "failed to update modules"
$GIT submodule status $modules > "${substat}"
- test $? -ne 0 && error "failed to save git submodule status" >&2
+ test $? -ne 0 && update_error "failed to save git submodule status" >&2
;;
esac