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      1 #!/bin/sh
      2 
      3 # Bzmore wrapped for bzip2, 
      4 # adapted from zmore by Philippe Troin <phil (at] fifi.org> for Debian GNU/Linux.
      5 
      6 PATH="/usr/bin:$PATH"; export PATH
      7 
      8 prog=`echo $0 | sed 's|.*/||'`
      9 case "$prog" in
     10 	*less)	more=less	;;
     11 	*)	more=more       ;;
     12 esac
     13 
     14 if test "`echo -n a`" = "-n a"; then
     15   # looks like a SysV system:
     16   n1=''; n2='\c'
     17 else
     18   n1='-n'; n2=''
     19 fi
     20 oldtty=`stty -g 2>/dev/null`
     21 if stty -cbreak 2>/dev/null; then
     22   cb='cbreak'; ncb='-cbreak'
     23 else
     24   # 'stty min 1' resets eof to ^a on both SunOS and SysV!
     25   cb='min 1 -icanon'; ncb='icanon eof ^d'
     26 fi
     27 if test $? -eq 0 -a -n "$oldtty"; then
     28    trap 'stty $oldtty 2>/dev/null; exit' 0 2 3 5 10 13 15
     29 else
     30    trap 'stty $ncb echo 2>/dev/null; exit' 0 2 3 5 10 13 15
     31 fi
     32 
     33 if test $# = 0; then
     34     if test -t 0; then
     35 	echo usage: $prog files...
     36     else
     37 	bzip2 -cdfq | eval $more
     38     fi
     39 else
     40     FIRST=1
     41     for FILE
     42     do
     43 	if test $FIRST -eq 0; then
     44 		echo $n1 "--More--(Next file: $FILE)$n2"
     45 		stty $cb -echo 2>/dev/null
     46 		ANS=`dd bs=1 count=1 2>/dev/null` 
     47 		stty $ncb echo 2>/dev/null
     48 		echo " "
     49 		if test "$ANS" = 'e' -o "$ANS" = 'q'; then
     50 			exit
     51 		fi
     52 	fi
     53 	if test "$ANS" != 's'; then
     54 		echo "------> $FILE <------"
     55 		bzip2 -cdfq "$FILE" | eval $more
     56 	fi
     57 	if test -t; then
     58 		FIRST=0
     59 	fi
     60     done
     61 fi
     62