#!/bin/sh
PGINCLUDEDIR=$1
[ -z "$PGINCLUDEDIR" ] && PGINCLUDEDIR=/usr/include/postgresql
find $PGINCLUDEDIR -name '*.h' |
	sed "s|$PGINCLUDEDIR/||" >/tmp/$$
lastlc=-1
lc=0
while [ $lc -ne $lastlc ]
do
	lastlc=$lc
	(
	  (
		cd ~/mypackages/pg7.1/postgresql-7.1beta4/src/include
		cat /tmp/$$ | xargs grep '#include' 2>/dev/null
		cd /usr/include/postgresql
		cat /tmp/$$ | xargs grep '#include' 2>/dev/null
	  ) |
	  	grep -v '<' |
		sed 's/^.*"\(.*\)".*$/\1/'
	  cat /tmp/$$
	) |
		sort -u >/tmp/$$-1

	mv /tmp/$$-1 /tmp/$$
	lc=`wc -l /tmp/$$ | awk '{print $1}'`
done
(
   cat /tmp/$$
	find $PGINCLUDEDIR -name '*.h' |
	   sed "s|$PGINCLUDEDIR/||"
) | sort | uniq -u
rm /tmp/$$