#!/bin/sh

if [ -d NuttX/nuttx ];
	then
	STATUSRETVAL=$(git status --porcelain | grep -i "NuttX")
	if [ -z $STATUSRETVAL ]; then
		echo "Checked NuttX submodule, correct version found"
	else
		echo "NuttX sub repo not at correct version. Try 'make updatesubmodules'"
		echo "or follow instructions on http://pixhawk.org/dev/git/submodules"
		exit 1
	fi
else
	git submodule init;
	git submodule update;
fi


if [ -d mavlink/include/mavlink/v1.0 ];
	then
	STATUSRETVAL=$(git status --porcelain | grep -i "mavlink/include/mavlink/v1.0")
	if [ -z $STATUSRETVAL ]; then
		echo "Checked mavlink submodule, correct version found"
	else
		echo "mavlink sub repo not at correct version. Try 'make updatesubmodules'"
		echo "or follow instructions on http://pixhawk.org/dev/git/submodules"
		exit 1
	fi
else
	git submodule init;
	git submodule update;
fi

exit 0

#!/bin/sh

if [ -d NuttX/nuttx ];
	then
	STATUSRETVAL=$(git status --porcelain | grep -i "NuttX")
	if [ -z "$STATUSRETVAL" ]; then
		echo "Checked NuttX submodule, correct version found"
	else
		echo "NuttX sub repo not at correct version. Try 'make updatesubmodules'"
		echo "or follow instructions on http://pixhawk.org/dev/git/submodules"
		exit 1
	fi
else
	git submodule init;
	git submodule update;
fi


if [ -d mavlink/include/mavlink/v1.0 ];
	then
	STATUSRETVAL=$(git status --porcelain | grep -i "mavlink/include/mavlink/v1.0")
	if [ -z "$STATUSRETVAL" ]; then
		echo "Checked mavlink submodule, correct version found"
	else
		echo "mavlink sub repo not at correct version. Try 'make updatesubmodules'"
		echo "or follow instructions on http://pixhawk.org/dev/git/submodules"
		exit 1
	fi
else
	git submodule init;
	git submodule update;
fi

exit 0

Add quotes around the variable. It's safer.
Add quotes around the variable. It's safer.
