#! /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 -p0 < $0;;
    -unpatch) patch $pdir -f --no-backup-if-mismatch -R -p0 < $0;;
    *)
        echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
        exit 1
esac
exit 0

DP: ignore array subscript while determining variable name for length
DP: substitution
DP: (#345861)

--- ../bash-3.1/subst.c     2006-01-14 01:12:02.000000000 +0100
+++ subst.c     2006-01-14 01:12:39.000000000 +0100
@@ -5814,7 +5814,7 @@
     {
       t_index++;
       free (name);
-      temp1 = string_extract (string, &t_index, "#%:-=?+/}", 0);
+      temp1 = string_extract (string, &t_index, "#%:-=?+/}", SX_VARNAME);
       name = (char *)xmalloc (3 + (strlen (temp1)));
       *name = string[sindex];
       if (string[sindex] == '!')