zmore.in

来自「采用 LZ77 运算规则 压缩及解压工具」· IN 代码 · 共 33 行

:
#!/bin/sh

if test `echo -n a` = "-n a"; then
  # looks like a SysV system:
  n1=""; n2="\c"; cb="-icanon"; ncb="icanon"
else
  n1="-n"; n2=""; cb="cbreak"; ncb="-cbreak"
fi
trap "stty $ncb echo 2>/dev/null; exit" 2 3 5 10 13 15
 
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'; then
			exit
		fi
	fi
	if test "$ANS" != 's'; then
		echo "------> $FILE <------"
		gzip -cd "$FILE" | ${PAGER-more}
	fi
	if test -t; then
		FIRST=0
	fi
done