# client
# sender
# recipient
# relay
smtpd_client_restrictions=
smtpd_sender_restrictions=
smtpd_recipient_restrictions=
smtpd_relay_restrictions=
smtpd_helo_restrictions=
smtpd_data_restrictions=
smtpd_end_of_data_restrictions=
smtpd_etrn_restrictions=
smtpd_helo_required=yes
mynetworks=
myhostname=
# permit_mynetworks
# check_policy_service
# unknown
# reject_unknown_client
# reject_unknown_client_hostname
# reject_unknown_reverse_client_hostname
# reject_unknown_helo_hostname
# reject_unknown_hostname
# reject_unknown_sender_domain
# reject_unknown_recipient_domain
# hostname
# reject_unknown_client_hostname
# reject_unknown_reverse_client_hostname
# reject_unknown_helo_hostname
# reject_unknown_hostname
# reject_invalid_hostname
# reject_non_fqdn_hostname
# non_fqdn
# reject_non_fqdn_hostname
# reject_non_fqdn_sender
# reject_non_fqdn_recipient
# sender
# reject_unknown_sender_domain
# reject_non_fqdn_sender
# recipient
# reject_unknown_recipient_domain
# reject_non_fqdn_recipient
# unauth
# reject_unauth_pipelining
# reject_unauth_destination
a CAPABILITY
a LOGIN "user" "password"
a LIST "" *
a SELECT INBOX
a FETCH 1 RFC822
a STORE 1 +FLAGS (\Seen \Deleted)
a CLOSE
a EXPUNGE
a SEARCH
a LOGOUT
HELO/EHLO
MAIL
DATA
RST
VRFY
EXPN
NOOP
QUIT
Return-Path:
Recevied:
From:
To:
Subject:
Date:
Message-ID:
User-Agent:
MIME-Version:
Content-Transfer-Encoding:
Content-Type:
X-Priority:
X-Reply-To:
Importance:
X-Assp-..:
%{
#include <stdio.h>
#include <ctype.h>
%}
%token NUMBER
%%
lines : lines expr '\n' {printf("%d\n", $2);}
| lines '\n'
;
expr : expr '+' term {$$=$1+$3;}
| expr '-' term {$$=$1-$3;}
| term
;
term : term '*' factor {$$=$1*$3;}
| term '/' factor {$$=$1/$3;}
| factor
;
factor : '(' expr ')' {$$=$2;}
| NUMBER
;
statement -> assignment | cond | loop
assignment -> id := expr
cond -> if boolexpr then statement fi |
if boolexpr then statement else statement fi
loop -> while boolexpr do statement od
expr -> boolexpr | numexpr
boolexpr -> numexpr cop numexpr
numexpr -> numexpr + term | term
term -> term * factor | factor
factor -> id | const | (numexpr)
bash skript.sh
/bin/bash ./skript.sh
./skript.sh
#!/bin/bash
# Dies ist ein Kommentar
echo "Dies ist eine Ausgabe"
var1=Hallo
var2=Welt
if [ $var1 == $var2 ]
then
echo $var1
else
echo $var2
fi
while [ $var1 == $var2 ]
do
echo $var1
done
for var3 in "a " "b " "c "
do
echo $var3
done
typeset -i i=3
i=$(( 3*4 ))
i=$(( (3+2)*5 ))
while [ $i -le 50 ]
do
echo $i
i=$(( $i+1 ))
done
useradd
userdel
usermod
newgrp
groupadd
groupdel
groupmod
chfn
chsh
passwd
id
cat
cut
diff
comm
lsof
lsblk
blkid
man
info
locate
grep
find
ln
ls
cp
cd
mkdir
rmdir
rm
unlink
rsync
basename
dirname
mount/umount
dd