fmt_mail

来自「操作系统SunOS 4.1.3版本的源码」· 代码 · 共 20 行

#! /bin/sh
#
# %Z%%M% %I% %E% SMI
#

(IFS_save=$IFS
#solves problem of read line discarding leading blanks which are necessary
#for correct interpretation of continuation lines in mail headers
IFS=
while read line
do
	echo "$line"
	case $line in
	"") break ;;
	esac
done
IFS=$IFS_save
fmt -s -72) | /usr/lib/sendmail "$@"