#! /bin/sh
# run a command in each of several directories

cmd="$1"
shift
case $# in
0)	echo "Usage: $0 cmd dir ..." >&2 ; exit 2	;;
esac
for d
do
	if test ! -d $d
	then
		echo "$0: \`$d' is not a directory" >&2
		exit 1
	fi
done

here=`pwd`
for d
do
	echo "==== $d:" >&2
	cd $here/$d
	eval $cmd
	if test $? -ne 0
	then
		echo "*** $0 terminated" >&2
		exit 1
	fi
	echo
done
exit 0
