#!/bin/sh
##############################################################################
# Copyright 2020-2022,2025 Thomas E. Dickey                                  #
# Copyright 2007-2009,2018 Free Software Foundation, Inc.                    #
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##############################################################################
# $Id: savescreen.sh,v 1.9 2025/06/14 15:06:24 tom Exp $
#
# Use this script to exercise "savescreen".
# It starts by generating a series of temporary-filenames, which are passed
# to the test-program.  Loop as long as the first file named exists.

: "${TMPDIR:=/tmp}"

# "mktemp -d" would be preferable, but is not standard.
MY_DIR=$TMPDIR/savescreen$$
trap "rm -rf $MY_DIR; exit 1" 1 2 3
trap "rm -rf $MY_DIR" 0
umask 077
mkdir "$MY_DIR" || exit 1

PARAMS=
NFILES=4
PREFIX=$MY_DIR/savescreen
n=0
BEGINS=$PREFIX-$n.tmp
while [ "$n" != $NFILES ]
do
	LATEST=$PREFIX-$n.tmp
	PARAMS="$PARAMS $LATEST"
	n=`expr "$n" + 1`
done

${0%.sh} $PARAMS
if [ -f "$BEGINS" ]
then
	while [ -f "$BEGINS" ]
	do
		"${0%.sh}" -r $PARAMS || break
	done
else
	echo "No screens were saved"
fi
