#! /bin/sh -e

if [ $# -eq 3 -a "$2" = '-d' ]; then
    pdir="-d $3"
elif [ $# -ne 1 ]; then
    echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
    exit 1
fi
case "$1" in
    -patch) patch $pdir -f --no-backup-if-mismatch -p1 < $0;;
    -unpatch) patch $pdir -f --no-backup-if-mismatch -R -p1 < $0;;
    *)
	echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
	exit 1
esac
exit 0

# DP: document readline header location on Debian systems

--- bash/examples/loadables/README~	2006-12-04 10:21:13.000000000 +0000
+++ bash/examples/loadables/README	2006-12-04 10:23:05.000000000 +0000
@@ -32,6 +32,9 @@
 guide'.  The file template.c provides a template to use for creating
 new loadable builtins.
 
+On Debian GNU/Linux systems, the bash headers are in /usr/include/bash.
+The appropriate options are already set in the example Makefile.
+
 basename.c	Return non-directory portion of pathname.
 cat.c		cat(1) replacement with no options - the way cat was intended.
 cut.c		cut(1) replacement.