oam/knowledge base/mail.md

Mail

1. TL;DR
2. Further readings
   1. Sources

TL;DR

# Just test the presence for new emails.
# Exit status '0' means there are, '1' there is none.
mail -e

# Read all unread emails at once.
cat '/var/mail/username'

# Read automatically saved messages.
cat "$HOME/mbox"

# Send emails.
mail -s 'Subject' 'recipient@mail.server'
echo '' | mail -a 'attachment.file' -s 'Subject' 'recipient@mail.server'

# Send larger files.
cat 'file.txt' | mail -s 'Subject' 'recipient@mail.server'

# Make "email-safe" the contents of a file before sending it.
uuencode 'file.txt' | mail -s 'Subject' 'recipient@mail.server'

# Delete all emails at once.
echo -n > '/var/mail/username'
sudo rm '/var/mail/username'

Command	Description
?	View the help
p, print p 3 p 3 6 p 3-10 p *	Print all messages in the list to the default output
t, type	Synonym for p
mo, more mo 3 mo 3 6 mo 3-10 mo *	Print all messages in the list to the default pager
n, next n 3 n 3 6 n 3-10 n *	Print the next message in the list
d, delete d 3 d 3 6 d 3-10 d *	Mark all messages in the list as deleted
q, quit	Quit saving unresolved messages under ~/mbox
x, ex, exit	Quit without making changes to the mailbox

Further readings

Sources

• man page