1#!/bin/sh - 2# 3# $NetBSD: zmore,v 1.5 2013/12/06 13:33:15 pettai Exp $ 4# 5# $OpenBSD: zmore,v 1.6 2008/08/20 09:22:02 mpf Exp $ 6# 7#- 8# Copyright (c) 2003 Todd C. Miller <Todd.Miller@courtesan.com> 9# 10# Permission to use, copy, modify, and distribute this software for any 11# purpose with or without fee is hereby granted, provided that the above 12# copyright notice and this permission notice appear in all copies. 13# 14# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 15# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 16# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 17# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 18# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 19# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 20# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 21# 22# Sponsored in part by the Defense Advanced Research Projects 23# Agency (DARPA) and Air Force Research Laboratory, Air Force 24# Materiel Command, USAF, under agreement number F39502-99-1-0512. 25# 26# $FreeBSD$ 27 28# Pull out any command line flags so we can pass them to more/less 29flags= 30while test $# -ne 0; do 31 case "$1" in 32 --) 33 shift 34 break 35 ;; 36 -*) 37 flags="$flags $1" 38 shift 39 ;; 40 *) 41 break 42 ;; 43 esac 44done 45 46if [ `basename $0` = "zless" ] ; then 47 pager=${PAGER-less} 48else 49 pager=${PAGER-more} 50fi 51 52# No files means read from stdin 53if [ $# -eq 0 ]; then 54 gzip -cdfq 2>&1 | $pager $flags 55 exit 0 56fi 57 58oterm=`stty -g 2>/dev/null` 59while test $# -ne 0; do 60 gzip -cdfq "$1" 2>&1 | $pager $flags 61 prev="$1" 62 shift 63 if tty -s && test -n "$oterm" -a $# -gt 0; then 64 #echo -n "--More--(Next file: $1)" 65 echo -n "$prev (END) - Next: $1 " 66 trap "stty $oterm 2>/dev/null" 0 1 2 3 13 15 67 stty cbreak -echo 2>/dev/null 68 REPLY=`dd bs=1 count=1 2>/dev/null` 69 stty $oterm 2>/dev/null 70 trap - 0 1 2 3 13 15 71 echo 72 case "$REPLY" in 73 s) 74 shift 75 ;; 76 e|q) 77 break 78 ;; 79 esac 80 fi 81done 82exit 0 83