#!/bin/sh

# Bzmore wrapped for bzip2,
# adapted from zmore by Philippe Troin <[email protected]> for Debian GNU/Linux.

PATH="/usr/bin:$PATH"; export PATH

prog=`echo $0 | sed 's|.*/||'`
case "$prog" in
*less) more=less ;;
*) more=more ;;
esac

if test "`echo -n a`" = "-n a"; then
# looks like a SysV system:
n1=''; n2='\c'
else
n1='-n'; n2=''
fi
oldtty=`stty -g 2>/dev/null`
if stty -cbreak 2>/dev/null; then
cb='cbreak'; ncb='-cbreak'
else
# 'stty min 1' resets eof to ^a on both SunOS and SysV!
cb='min 1 -icanon'; ncb='icanon eof ^d'
fi
if test $? -eq 0 && test -n "$oldtty"; then
trap 'stty $oldtty 2>/dev/null; exit' 0 INT QUIT TRAP USR1 PIPE TERM
else
trap 'stty $ncb echo 2>/dev/null; exit' 0 INT QUIT TRAP USR1 PIPE TERM
fi

if test $# = 0; then
if test -t 0; then
echo usage: $prog files...
else
bzip2 -cdfq | eval $more
fi
else
FIRST=1
for FILE
do
if test $FIRST -eq 0; then
echo $n1 "--More--(Next file: $FILE)$n2"
stty $cb -echo 2>/dev/null
ANS=`dd bs=1 count=1 2>/dev/null`
stty $ncb echo 2>/dev/null
echo " "
if test "$ANS" = 'e' || test "$ANS" = 'q'; then
exit
fi
fi
if test "$ANS" != 's'; then
echo "------> $FILE <------"
bzip2 -cdfq "$FILE" | eval $more
fi
if test -t; then
FIRST=0
fi
done
fi