1#!/bin/sh - 2# 3# $OpenBSD: zmore,v 1.9 2019/01/25 00:19:26 millert Exp $ 4# 5# Copyright (c) 2003 Todd C. Miller <millert@openbsd.org> 6# 7# Permission to use, copy, modify, and distribute this software for any 8# purpose with or without fee is hereby granted, provided that the above 9# copyright notice and this permission notice appear in all copies. 10# 11# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18# 19# Sponsored in part by the Defense Advanced Research Projects 20# Agency (DARPA) and Air Force Research Laboratory, Air Force 21# Materiel Command, USAF, under agreement number F39502-99-1-0512. 22# 23 24# Pull out any command line flags so we can pass them to more/less 25flags= 26while test $# -ne 0; do 27 case "$1" in 28 --) 29 shift 30 break 31 ;; 32 -*|+*) 33 flags="$flags $1" 34 shift 35 ;; 36 *) 37 break 38 ;; 39 esac 40done 41 42if [ `basename $0` == "zless" ] ; then 43 pager=less 44else 45 pager=more 46fi 47 48# No files means read from stdin 49if [ $# -eq 0 ]; then 50 compress -cdf 2>&1 | $pager $flags 51 exit 0 52fi 53 54oterm=`stty -g 2>/dev/null` 55while test $# -ne 0; do 56 compress -cdf "$1" 2>&1 | $pager $flags 57 prev="$1" 58 shift 59 if tty -s && test -n "$oterm" -a $# -gt 0; then 60 #echo -n "--More--(Next file: $1)" 61 echo -n "$prev (END) - Next: $1 " 62 trap "stty $oterm 2>/dev/null" 0 1 2 3 13 15 63 stty cbreak -echo 2>/dev/null 64 REPLY=`dd bs=1 count=1 2>/dev/null` 65 stty $oterm 2>/dev/null 66 trap - 0 1 2 3 13 15 67 echo 68 case "$REPLY" in 69 s) 70 shift 71 ;; 72 e|q) 73 break 74 ;; 75 esac 76 fi 77done 78exit 0 79