15a645f22SBen Gras#!/bin/sh - 25a645f22SBen Gras# 3*0a6a1f1dSLionel Sambuc# $NetBSD: zmore,v 1.5 2013/12/06 13:33:15 pettai Exp $ 45a645f22SBen Gras# 584d9c625SLionel Sambuc# $OpenBSD: zmore,v 1.6 2008/08/20 09:22:02 mpf Exp $ 65a645f22SBen Gras# 75a645f22SBen Gras# Copyright (c) 2003 Todd C. Miller <Todd.Miller@courtesan.com> 85a645f22SBen Gras# 95a645f22SBen Gras# Permission to use, copy, modify, and distribute this software for any 105a645f22SBen Gras# purpose with or without fee is hereby granted, provided that the above 115a645f22SBen Gras# copyright notice and this permission notice appear in all copies. 125a645f22SBen Gras# 135a645f22SBen Gras# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 145a645f22SBen Gras# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 155a645f22SBen Gras# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 165a645f22SBen Gras# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 175a645f22SBen Gras# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 185a645f22SBen Gras# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 195a645f22SBen Gras# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 205a645f22SBen Gras# 215a645f22SBen Gras# Sponsored in part by the Defense Advanced Research Projects 225a645f22SBen Gras# Agency (DARPA) and Air Force Research Laboratory, Air Force 235a645f22SBen Gras# Materiel Command, USAF, under agreement number F39502-99-1-0512. 245a645f22SBen Gras# 255a645f22SBen Gras 265a645f22SBen Gras# Pull out any command line flags so we can pass them to more/less 275a645f22SBen Grasflags= 285a645f22SBen Graswhile test $# -ne 0; do 295a645f22SBen Gras case "$1" in 305a645f22SBen Gras --) 315a645f22SBen Gras shift 325a645f22SBen Gras break 335a645f22SBen Gras ;; 345a645f22SBen Gras -*) 355a645f22SBen Gras flags="$flags $1" 365a645f22SBen Gras shift 375a645f22SBen Gras ;; 385a645f22SBen Gras *) 395a645f22SBen Gras break 405a645f22SBen Gras ;; 415a645f22SBen Gras esac 425a645f22SBen Grasdone 435a645f22SBen Gras 44*0a6a1f1dSLionel Sambucif [ `basename $0` = "zless" ] ; then 4584d9c625SLionel Sambuc pager=${PAGER-less} 4684d9c625SLionel Sambucelse 4784d9c625SLionel Sambuc pager=${PAGER-more} 4884d9c625SLionel Sambucfi 4984d9c625SLionel Sambuc 505a645f22SBen Gras# No files means read from stdin 515a645f22SBen Grasif [ $# -eq 0 ]; then 52*0a6a1f1dSLionel Sambuc gzip -cdfq 2>&1 | $pager $flags 535a645f22SBen Gras exit 0 545a645f22SBen Grasfi 555a645f22SBen Gras 565a645f22SBen Grasoterm=`stty -g 2>/dev/null` 575a645f22SBen Graswhile test $# -ne 0; do 58*0a6a1f1dSLionel Sambuc gzip -cdfq "$1" 2>&1 | $pager $flags 595a645f22SBen Gras prev="$1" 605a645f22SBen Gras shift 615a645f22SBen Gras if tty -s && test -n "$oterm" -a $# -gt 0; then 625a645f22SBen Gras #echo -n "--More--(Next file: $1)" 635a645f22SBen Gras echo -n "$prev (END) - Next: $1 " 645a645f22SBen Gras trap "stty $oterm 2>/dev/null" 0 1 2 3 13 15 655a645f22SBen Gras stty cbreak -echo 2>/dev/null 665a645f22SBen Gras REPLY=`dd bs=1 count=1 2>/dev/null` 675a645f22SBen Gras stty $oterm 2>/dev/null 685a645f22SBen Gras trap - 0 1 2 3 13 15 695a645f22SBen Gras echo 705a645f22SBen Gras case "$REPLY" in 715a645f22SBen Gras s) 725a645f22SBen Gras shift 735a645f22SBen Gras ;; 745a645f22SBen Gras e|q) 755a645f22SBen Gras break 765a645f22SBen Gras ;; 775a645f22SBen Gras esac 785a645f22SBen Gras fi 795a645f22SBen Grasdone 805a645f22SBen Grasexit 0 81