freebsd-dev/gnu/usr.bin/gzip/zmore
Kris Kennaway 8a9cbccd6f Fixes from OpenBSD:
Add $Id$
Removes temp file exploits in gzexe (predictable filenames)
Fixes some typos
Fixes a buffer overrun in gzip -S
Don't prepend /usr/local/bin to path in scripts
Correct location of /usr/share/misc/termcap

Obtained from:	OpenBSD
1999-05-28 13:23:27 +00:00

53 lines
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#!/bin/sh
#
# $Id$
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 $? -eq 0 -a -n "$oldtty"; then
trap 'stty $oldtty 2>/dev/null; exit' 0 2 3 5 10 13 15
else
trap 'stty $ncb echo 2>/dev/null; exit' 0 2 3 5 10 13 15
fi
if test $# = 0; then
if test -t 0; then
echo usage: zmore files...
else
gzip -cdfq | eval ${PAGER-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' -o "$ANS" = 'q'; then
exit
fi
fi
if test "$ANS" != 's'; then
echo "------> $FILE <------"
gzip -cdfq "$FILE" | eval ${PAGER-more}
fi
if test -t; then
FIRST=0
fi
done
fi