无附件版本

send_mail(){
/usr/sbin/sendmail -t << EOF
From: **@**.com
To: **@**.com;**@**.com
Subject: "邮件标题"
Error is $1
EOF
}

携带附件版本

send_mail(){

fromAdd="**@**.com"
tolist="**@**.com"
subject="邮件标题"
(
echo "From: $fromAdd"
echo "To: $tolist"
echo "Subject: $subject"
echo "MIME-Version: 1.0"
echo 'Content-Type: multipart/mixed; boundary="GvXjxJ+pjyke8COw"'
echo
echo "--GvXjxJ+pjyke8COw"
echo "Content-Type: text/html; charset=US-ASCII"
echo "Content-Disposition: inline"
echo
echo "邮件内容，html版本：$2"
echo "<br/>"
echo "hello word"
echo
echo "--GvXjxJ+pjyke8COw"
echo "Content-Type: text/plain; charset=US-ASCII;name=附件1"
echo "Content-Disposition: attachment;filename=$4.csv"
echo
cat $4
echo
echo "--GvXjxJ+pjyke8COw"
echo "Content-Type: text/plain; charset=US-ASCII;name=附件2"
echo "Content-Disposition: attachment;filename=$5.csv"
echo
cat $5
) | /usr/lib/sendmail -t
}