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|
#!/bin/sh -
#
# $OpenBSD: zmore,v 1.9 2019/01/25 00:19:26 millert Exp $
#
# Copyright (c) 2003 Todd C. Miller <millert@openbsd.org>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
# Sponsored in part by the Defense Advanced Research Projects
# Agency (DARPA) and Air Force Research Laboratory, Air Force
# Materiel Command, USAF, under agreement number F39502-99-1-0512.
#
# Pull out any command line flags so we can pass them to more/less
flags=
while test $# -ne 0; do
case "$1" in
--)
shift
break
;;
-*|+*)
flags="$flags $1"
shift
;;
*)
break
;;
esac
done
if [ `basename $0` == "zless" ] ; then
pager=less
else
pager=more
fi
# No files means read from stdin
if [ $# -eq 0 ]; then
compress -cdf 2>&1 | $pager $flags
exit 0
fi
oterm=`stty -g 2>/dev/null`
while test $# -ne 0; do
compress -cdf "$1" 2>&1 | $pager $flags
prev="$1"
shift
if tty -s && test -n "$oterm" -a $# -gt 0; then
#echo -n "--More--(Next file: $1)"
echo -n "$prev (END) - Next: $1 "
trap "stty $oterm 2>/dev/null" 0 1 2 3 13 15
stty cbreak -echo 2>/dev/null
REPLY=`dd bs=1 count=1 2>/dev/null`
stty $oterm 2>/dev/null
trap - 0 1 2 3 13 15
echo
case "$REPLY" in
s)
shift
;;
e|q)
break
;;
esac
fi
done
exit 0
|
