/media/sda-magnetic/david/Dok-15-2023-11-27/fernuni-hagen/cs-i-ii/fsm/fsm/bash-programming/lex-yacc-bash-etc/all00018.txt

# client
# sender
# recipient
# relay

smtpd_client_restrictions=
smtpd_sender_restrictions=
smtpd_recipient_restrictions=
smtpd_relay_restrictions=
smtpd_data_restrictions=
smtpd_end_of_data_restrictions=
smtpd_helo_restrictions=
smtpd_etrn_restrictions=

mynetworks=
myhostname=
smtpd_helo_required=yes

# permit_mynetworks
# check_policy_service

# unknown
# reject_unknown_client
# reject_unknown_client_hostname
# reject_unknown_reverse_client_hostname
# reject_unknown_hostname
# reject_unknown_helo_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

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%{
#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)

./skript.sh
/bin/bash ./skript.sh
bash skript.sh

#!/bin/bash

# Dies ist ein Kommentar
echo "Dies ist eine Ausgabe"

var1=Hallo
var2=Welt

echo $var1
echo $var2

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=5
i=$(( 4 ))
i=$(( 4+4 ))

while [ $i -le 50 ]
do 
    echo $i
    i=$(( $i+1 ))
done

useradd
userdel
usermod
newgrp
groupadd
groupdel
groupmod
passwd
id
chsh
chfn

exit
echo
man
info
locatedb
updatedb
find
grep
tree
tre-agrep

cut
cat

diff
comm

ln
ls

mkdir
mv
mmv
cp
cd
touch
rm
rmdir
unlink
dirname
basename

dd
mount/umount
lsof
lsblk
blkid

touch
md5sum

pwd

split
shred

.-          a
-...        b
-.-.        c
-..         d
.           e
..-.        f
--.         g
....        h
..          i
.---        j
-.-         k
.-..        l
--          m
-.          n
---         o
.--.        p
.-.         r
...         s
-           t
..-         u
...-        v

Anton
Berta
Caesar
Dora
Emil
Friedrich
Gustav
Heinrich
Ida
Julius
Kaufmann
Ludwig
Marta
November
Oskar
Paula
Quelle
Richard
Samuel
Theodor
Ulrich
Viktor
Wilhelm
Xantippe
Ypsilon
Zacharias

Baden-Württemberg: Stuttgart
Saarland: Saarbrücken
Rheinland-Pfalz: Mainz
Nordrhein-Westfalen: Düsseldorf
Niedersachsen: Hanover
Schleswig-Holstein: Kiel
Hessen: Wiesbaden
Thürungen: Erfurt
Sachsen-Anhalt: Magdeburg
Bayern: München
Sachsen: Dresden
Brandenburg: Potsdam
Mecklenburg-Vorpommern: Schwerin 

CAU - Chile-Argentinien-Uruguay
PBPB - Peru-Bolivien-Paraguay-Brasilien
ECV - Ecuador-Columbien-Venezuela
Guayana, Suriname, French Guayana

Portugal-Spanien-Frankreich-Italien
Niederlande-Belgien-Luxemburg-Frankreich
Schweiz-Österreich-Ungarn
Polen-Tschechien-Östterreich
Dänemark-Niederlande-Belgien-Luxemburg-Frankreich-Schweiz-Österreich-Tschechien-Polen
Polen-Slowakei-Ungarn
Tschechien-Slowakei-Österreich-Ungarn
Norwegen-Schweden-Finnland
Estland-Lettland-Litauen
Russland-Weißrussland-Ukraine-Rumänien-Bulgarien-Griechenland

Russland-Kasachstan-Turkmenistan-Usbekistan-Kirgisistan-Mongolei-China

Jemen-Oman-Saudi-Arabien-Iraq-Iran-Afghanistan-Pakistan-Indien

Russland-China-Nordkorea-Südkorea-Japan 

fopen
fclose
fflush
ferror
feof
fscanf
fprinf
scanf
printf
sscanf
sprintf
getline
puts
gets
fputs
fgets
putc
getc
putch 
getch
putchar
getchar
fputc
fgetc
rewind
ftell
fseek
remove
rename
mkstmp