diff --git a/README.org b/README.org
index bfb81ab..b9715ad 100644
--- a/README.org
+++ b/README.org
@@ -23,7 +23,7 @@
 
   #+begin_src sh
     # sf -- script framework (https://github.com/Deleh/sf)
-    sftrs=$'\e[0m';sftbf=$'\e[1m';sftdim=$'\e[2m';sftul=$'\e[4m';sftblk=$'\e[5m';sftinv=$'\e[7m';sfthd=$'\e[8m';sftclr=$'\e[1A\e[K';sftk=$'\e[30m';sftr=$'\e[31m';sftg=$'\e[32m';sfty=$'\e[33m';sftb=$'\e[34m';sftm=$'\e[35m';sftc=$'\e[36m';sftw=$'\e[97m';function sfask { if [ -n "$2" ];then read -r -p "$1? [${sftbf}y${sftrs}/${sftbf}N${sftrs}] " sfin;[[ "$sfin" =~ n|N|^$ ]]&&sfin=false||sfin=true;else read -r -p "$1? [${sftbf}Y${sftrs}/${sftbf}n${sftrs}] " sfin;[[ "$sfin" =~ y|Y|^$ ]]&&sfin=true||sfin=false;fi;};function sfget { if [ -n "$2" ];then read -r -p "$1 [${sftbf}$2${sftrs}]: " sfin;else read -r -p "$1: " sfin;fi;[ "$sfin" == "" ]&&[ "$2" != "" ]&&sfin="$2";};function _sferr { echo "${sftbf}${sftr}SF PARSE ERROR${sftrs} $1";exit 1;};OLDIFS=$IFS;IFS=";";_sfpargs=();_sfpheads=();_sfpoffset=0;_sfptails=();_sfpusage="";_sfoheads=();_sfooffset=0;_sfotails=();declare -A _sfflags;declare -A _sfargs;sfargs=("${sfargs[@]}" "help;h;Show this help message and exit");for a in "${sfargs[@]}";do _sfsubst=${a//";"};_sfcount="$(((${#a} - ${#_sfsubst})))";if [ "$_sfcount" -eq 1 ];then read -r -a _sfparsearr<<<"${a}";[[ " ${_sfpargs[*]} " =~ " ${_sfparsearr[0]} " ]]&&_sferr "${sftbf}${_sfparsearr[0]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfpargs+=("${_sfparsearr[0]}");_sfpusage="$_sfpusage ${_sfparsearr[0]}";_sfphead="${_sfparsearr[0]}";[ "${#_sfphead}" -gt "${_sfpoffset}" ]&&_sfpoffset="${#_sfphead}";_sfpheads+=("$_sfphead");_sfptails+=("${_sfparsearr[1]}");elif [ "$_sfcount" -eq 2 ];then read -r -a _sfparsearr<<<"${a}";[ -n "${_sfflags["--${_sfparsearr[0]}"]}" ]&&_sferr "${sftbf}${_sfparsearr[0]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfflags["--${_sfparsearr[0]}"]="${_sfparsearr[0]}";[ -n "${_sfflags["-${_sfparsearr[1]}"]}" ]&&_sferr "${sftbf}${_sfparsearr[1]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfflags["-${_sfparsearr[1]}"]="${_sfparsearr[0]}";declare "${_sfparsearr[0]//-/_}"=false;_sfohead="-${_sfparsearr[1]}, --${_sfparsearr[0]}";[ "${#_sfohead}" -gt "${_sfooffset}" ]&&_sfooffset="${#_sfohead}";_sfoheads+=("$_sfohead");_sfotails+=("${_sfparsearr[2]}");elif [ "$_sfcount" -eq 4 ];then read -r -a _sfparsearr<<<"${a}";[ -n "${_sfargs["--${_sfparsearr[0]}"]}" ]&&_sferr "${sftbf}${_sfparsearr[0]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfargs["--${_sfparsearr[0]}"]="${_sfparsearr[0]}";[ -n "${_sfargs["-${_sfparsearr[1]}"]}" ]&&_sferr "${sftbf}${_sfparsearr[1]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfargs["-${_sfparsearr[1]}"]="${_sfparsearr[0]}";declare "${_sfparsearr[0]//-/_}"="${_sfparsearr[3]}";_sfohead="-${_sfparsearr[1]}, --${_sfparsearr[0]} ${_sfparsearr[2]}";[ "${#_sfohead}" -gt "${_sfooffset}" ]&&_sfooffset="${#_sfohead}";_sfoheads+=("$_sfohead");[ "${_sfparsearr[3]}" != "" ]&&_sfotails+=("${_sfparsearr[4]} (default: ${_sfparsearr[3]})")||_sfotails+=("${_sfparsearr[4]}");else _sferr "Wrong argument declaration: ${sftbf}${a}${sftrs}";fi;done;_sfeheads=();_sfetails=();_sfeoffset=0;for e in "${sfexamples[@]}";do _sfsubst=${e//";"};_sfcount="$(((${#e} - ${#_sfsubst})))";if [ "$_sfcount" -eq 1 ];then read -r -a _sfparsearr<<<"${e}";_sfehead="${_sfparsearr[0]}";[ "${#_sfehead}" -gt "${_sfeoffset}" ]&&_sfeoffset="${#_sfehead}";_sfeheads+=("$_sfehead");_sfetails+=("${_sfparsearr[1]}");else _sferr "Wrong example declaration: ${sftbf}${e}${sftrs}";fi;done;IFS=$OLDIFS;[ "$sfparr" == true ]&&[ "${#_sfpargs[@]}" == 0 ]&&_sferr "At least one positional argument must be used with ${sftbf}sfparr${sftrs}";_sfpoffset=$(("_sfpoffset" + 3));_sfooffset=$(("_sfooffset" + 3));_sfeoffset=$(("_sfeoffset" + 3));_sfwidth=$(stty size|cut -d ' ' -f 2);_sfpdesc="";for i in "${!_sfptails[@]}";do _sfptail="${_sfptails[$i]}";if [ "$((${#_sfptail} + _sfpoffset))" -gt "$_sfwidth" ];then _sftmpwidth="$((_sfwidth - _sfpoffset))";_sftmpwidth=$(echo -e "${_sftmpwidth}\n1"|sort -nr|head -n 1);_sfptail=$(echo "$_sfptail"|fold -s -w "$_sftmpwidth");_sfptail="${_sfptail//$' \n'/$'\n;'}";fi;_sfpdesc="${_sfpdesc}  ${_sfpheads[$i]};${_sfptail}\n";done;_sfodesc="";for i in "${!_sfotails[@]}";do _sfotail="${_sfotails[$i]}";if [ "$((${#_sfotail} + _sfooffset))" -gt "$_sfwidth" ];then _sftmpwidth="$((_sfwidth - _sfooffset))";_sftmpwidth=$(echo -e "${_sftmpwidth}\n1"|sort -nr|head -n 1);_sfotail=$(echo "$_sfotail"|fold -s -w "$_sftmpwidth");_sfotail="${_sfotail//$' \n'/$'\n;'}";fi;_sfodesc="${_sfodesc}  ${_sfoheads[$i]};${_sfotail}\n";done;_sfexamples="";for i in "${!_sfetails[@]}";do _sfetail="${_sfetails[$i]}";if [ "$((${#_sfetail} + _sfeoffset))" -gt "$_sfwidth" ];then _sftmpwidth="$((_sfwidth - _sfeoffset))";_sftmpwidth=$(echo -e "${_sftmpwidth}\n1"|sort -nr|head -n 1);_sfetail=$(echo "$_sfetail"|fold -s -w "$_sftmpwidth");_sfetail="${_sfetail//$' \n'/$'\n;'}";fi;_sfexamples="${_sfexamples}  ${_sfeheads[$i]};${_sfetail}\n";done;function _sfusage { echo -n "Usage: $(basename "$0") [OPTIONS]";echo -ne "$_sfpusage";[ "$sfparr" == true ]&&echo -n " ...";echo;[ -n "${sfdesc}" ]&&echo -e "\n$sfdesc"|fold -s -w "$_sfwidth";if [ "$_sfpdesc" != "" ];then echo -e "\nPOSITIONAL ARGUMENTS";echo -e "$_sfpdesc"|column -s ";" -t -W 2;fi;if [ "$_sfodesc" != "" ];then echo -e "\nOPTIONS";echo -e "$_sfodesc"|column -s ";" -t -W 2;fi;if [ "$_sfexamples" != "" ];then echo -e "\nEXAMPLES";echo -e "$_sfexamples"|column -s ";" -t -W 2;fi;if [ -n "${sfextra}" ];then echo -e "\n$sfextra";fi;};function sferr { echo "${sftbf}${sftr}ERROR${sftrs} $1";[ -z "$2" ]&&_sfusage&&exit 1;};function sfwarn { echo "${sftbf}${sfty}WARNING${sftrs} $1";};for a in "$@";do [ "$a" == "-h" ]||[ "$a" == "--help" ]&&_sfusage&&exit 0;done;for d in "${sfdeps[@]}";do if ! command -v "$d"&>/dev/null;then sferr "Command ${sftbf}${d}${sftrs} not found" 0;_sfdeperr=true;fi;done;[ "$_sfdeperr" == true ]&&exit 1;while(("$#"));do if [ -n "${_sfflags["$1"]}" ];then declare "${_sfflags["$1"]//-/_}"=true;elif [ -n "${_sfargs["$1"]}" ];then if [ -n "$2" ]&&[ "${2:0:1}" != "-" ];then declare "${_sfargs["$1"]//-/_}"="$2";shift;else sferr "Argument for ${sftbf}${1}${sftrs} missing";fi;else if [ "${1:0:1}" == "-" ];then sferr "Unsupported argument/flag: ${sftbf}${1}${sftrs}";else if [ "${#_sfpargs[@]}" != 0 ];then declare "${_sfpargs[0]//-/_}"="$1";[ "$sfparr" == true ]&&_sfplast="${_sfpargs[0]//-/_}"&&_sfparr=("$1");_sfpargs=("${_sfpargs[@]:1}");elif [ "$sfparr" == true ];then _sfparr+=("$1");else sferr "Too many positional arguments";fi;fi;fi;shift;done;[ "$sfparr" == true ]&&[ "${#_sfparr[@]}" -gt 0 ]&&read -r -a "${_sfplast?}"<<<"${_sfparr[@]}";if [ "${#_sfpargs[@]}" -gt 0 ];then for p in "${_sfpargs[@]}";do sferr "Positional argument ${sftbf}${p}${sftrs} missing" 0;done;_sfusage;exit 1;fi;unset a d e i OLDIFS _sfargs _sfehead _sfeheads _sfeoffset _sferr _sfetails _sfexamples _sfflags _sfodesc _sfohead _sfoheads _sfooffset _sfotails _sfpargs _sfparr _sfpdesc _sfphead _sfpheads _sfplast _sfpoffset _sfptails _sfpusage _sftmpwidth _sfusage _sfwidth
+    sftrs=$'\e[0m';sftbf=$'\e[1m';sftdim=$'\e[2m';sftul=$'\e[4m';sftblk=$'\e[5m';sftinv=$'\e[7m';sfthd=$'\e[8m';sftclr=$'\e[1A\e[K';sftk=$'\e[30m';sftr=$'\e[31m';sftg=$'\e[32m';sfty=$'\e[33m';sftb=$'\e[34m';sftm=$'\e[35m';sftc=$'\e[36m';sftw=$'\e[97m';function sferr { echo "${sftbf}${sftr}ERROR${sftrs} $1";[ -z "$2" ]&&exit 1;};function sfwarn { echo "${sftbf}${sfty}WARNING${sftrs} $1";};function sfask { if [ -n "$2" ];then read -r -p "$1? [${sftbf}y${sftrs}/${sftbf}N${sftrs}] " sfin;[[ "$sfin" =~ n|N|^$ ]]&&sfin=false||sfin=true;else read -r -p "$1? [${sftbf}Y${sftrs}/${sftbf}n${sftrs}] " sfin;[[ "$sfin" =~ y|Y|^$ ]]&&sfin=true||sfin=false;fi;};function sfget { if [ -n "$2" ];then read -r -p "$1 [${sftbf}$2${sftrs}]: " sfin;else read -r -p "$1: " sfin;fi;[ "$sfin" == "" ]&&[ "$2" != "" ]&&sfin="$2";};function _sferr { echo "${sftbf}${sftr}SF PARSE ERROR${sftrs} $1";exit 1;};OLDIFS=$IFS;IFS=";";_sfpargs=();_sfpheads=();_sfpoffset=0;_sfptails=();_sfpusage="";_sfoheads=();_sfooffset=0;_sfotails=();declare -A _sfflags;declare -A _sfargs;sfargs=("${sfargs[@]}" "help;h;Show this help message and exit");for a in "${sfargs[@]}";do _sfsubst=${a//";"};_sfcount="$(((${#a} - ${#_sfsubst})))";if [ "$_sfcount" -eq 1 ];then read -r -a _sfparsearr<<<"${a}";[[ " ${_sfpargs[*]} " =~ " ${_sfparsearr[0]} " ]]&&_sferr "${sftbf}${_sfparsearr[0]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfpargs+=("${_sfparsearr[0]}");_sfpusage="$_sfpusage ${_sfparsearr[0]}";_sfphead="${_sfparsearr[0]}";[ "${#_sfphead}" -gt "${_sfpoffset}" ]&&_sfpoffset="${#_sfphead}";_sfpheads+=("$_sfphead");_sfptails+=("${_sfparsearr[1]}");elif [ "$_sfcount" -eq 2 ];then read -r -a _sfparsearr<<<"${a}";[ -n "${_sfflags["--${_sfparsearr[0]}"]}" ]&&_sferr "${sftbf}${_sfparsearr[0]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfflags["--${_sfparsearr[0]}"]="${_sfparsearr[0]}";[ -n "${_sfflags["-${_sfparsearr[1]}"]}" ]&&_sferr "${sftbf}${_sfparsearr[1]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfflags["-${_sfparsearr[1]}"]="${_sfparsearr[0]}";declare "${_sfparsearr[0]//-/_}"=false;_sfohead="-${_sfparsearr[1]}, --${_sfparsearr[0]}";[ "${#_sfohead}" -gt "${_sfooffset}" ]&&_sfooffset="${#_sfohead}";_sfoheads+=("$_sfohead");_sfotails+=("${_sfparsearr[2]}");elif [ "$_sfcount" -eq 4 ];then read -r -a _sfparsearr<<<"${a}";[ -n "${_sfargs["--${_sfparsearr[0]}"]}" ]&&_sferr "${sftbf}${_sfparsearr[0]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfargs["--${_sfparsearr[0]}"]="${_sfparsearr[0]}";[ -n "${_sfargs["-${_sfparsearr[1]}"]}" ]&&_sferr "${sftbf}${_sfparsearr[1]}${sftrs} is already set: ${sftbf}${a}${sftrs}";_sfargs["-${_sfparsearr[1]}"]="${_sfparsearr[0]}";declare "${_sfparsearr[0]//-/_}"="${_sfparsearr[3]}";_sfohead="-${_sfparsearr[1]}, --${_sfparsearr[0]} ${_sfparsearr[2]}";[ "${#_sfohead}" -gt "${_sfooffset}" ]&&_sfooffset="${#_sfohead}";_sfoheads+=("$_sfohead");[ "${_sfparsearr[3]}" != "" ]&&_sfotails+=("${_sfparsearr[4]} (default: ${_sfparsearr[3]})")||_sfotails+=("${_sfparsearr[4]}");else _sferr "Wrong argument declaration: ${sftbf}${a}${sftrs}";fi;done;_sfeheads=();_sfetails=();_sfeoffset=0;for e in "${sfexamples[@]}";do _sfsubst=${e//";"};_sfcount="$(((${#e} - ${#_sfsubst})))";if [ "$_sfcount" -eq 1 ];then read -r -a _sfparsearr<<<"${e}";_sfehead="${_sfparsearr[0]}";[ "${#_sfehead}" -gt "${_sfeoffset}" ]&&_sfeoffset="${#_sfehead}";_sfeheads+=("$_sfehead");_sfetails+=("${_sfparsearr[1]}");else _sferr "Wrong example declaration: ${sftbf}${e}${sftrs}";fi;done;IFS=$OLDIFS;[ "$sfparr" == true ]&&[ "${#_sfpargs[@]}" == 0 ]&&_sferr "At least one positional argument must be used with ${sftbf}sfparr${sftrs}";_sfpoffset=$(("_sfpoffset" + 3));_sfooffset=$(("_sfooffset" + 3));_sfeoffset=$(("_sfeoffset" + 3));_sfwidth=$(stty size|cut -d ' ' -f 2);_sfpdesc="";for i in "${!_sfptails[@]}";do _sfptail="${_sfptails[$i]}";if [ "$((${#_sfptail} + _sfpoffset))" -gt "$_sfwidth" ];then _sftmpwidth="$((_sfwidth - _sfpoffset))";_sftmpwidth=$(echo -e "${_sftmpwidth}\n1"|sort -nr|head -n 1);_sfptail=$(echo "$_sfptail"|fold -s -w "$_sftmpwidth");_sfptail="${_sfptail//$' \n'/$'\n;'}";fi;_sfpdesc="${_sfpdesc}  ${_sfpheads[$i]};${_sfptail}\n";done;_sfodesc="";for i in "${!_sfotails[@]}";do _sfotail="${_sfotails[$i]}";if [ "$((${#_sfotail} + _sfooffset))" -gt "$_sfwidth" ];then _sftmpwidth="$((_sfwidth - _sfooffset))";_sftmpwidth=$(echo -e "${_sftmpwidth}\n1"|sort -nr|head -n 1);_sfotail=$(echo "$_sfotail"|fold -s -w "$_sftmpwidth");_sfotail="${_sfotail//$' \n'/$'\n;'}";fi;_sfodesc="${_sfodesc}  ${_sfoheads[$i]};${_sfotail}\n";done;_sfexamples="";for i in "${!_sfetails[@]}";do _sfetail="${_sfetails[$i]}";if [ "$((${#_sfetail} + _sfeoffset))" -gt "$_sfwidth" ];then _sftmpwidth="$((_sfwidth - _sfeoffset))";_sftmpwidth=$(echo -e "${_sftmpwidth}\n1"|sort -nr|head -n 1);_sfetail=$(echo "$_sfetail"|fold -s -w "$_sftmpwidth");_sfetail="${_sfetail//$' \n'/$'\n;'}";fi;_sfexamples="${_sfexamples}  ${_sfeheads[$i]};${_sfetail}\n";done;function _sfusage { echo -n "Usage: $(basename "$0") [OPTIONS]";echo -ne "$_sfpusage";[ "$sfparr" == true ]&&echo -n " ...";echo;[ -n "${sfdesc}" ]&&echo -e "\n$sfdesc"|fold -s -w "$_sfwidth";if [ "$_sfpdesc" != "" ];then echo -e "\nPOSITIONAL ARGUMENTS";echo -e "$_sfpdesc"|column -s ";" -t -W 2;fi;if [ "$_sfodesc" != "" ];then echo -e "\nOPTIONS";echo -e "$_sfodesc"|column -s ";" -t -W 2;fi;if [ "$_sfexamples" != "" ];then echo -e "\nEXAMPLES";echo -e "$_sfexamples"|column -s ";" -t -W 2;fi;if [ -n "${sfextra}" ];then echo -e "\n$sfextra";fi;exit 0;};for a in "$@";do [ "$a" == "-h" ]||[ "$a" == "--help" ]&&_sfusage;done;for d in "${sfdeps[@]}";do if ! command -v "$d"&>/dev/null;then sferr "Command ${sftbf}${d}${sftrs} not found" 0;_sfdeperr=true;fi;done;[ "$_sfdeperr" == true ]&&exit 1;while(("$#"));do if [ -n "${_sfflags["$1"]}" ];then declare "${_sfflags["$1"]//-/_}"=true;elif [ -n "${_sfargs["$1"]}" ];then if [ -n "$2" ]&&[ "${2:0:1}" != "-" ];then declare "${_sfargs["$1"]//-/_}"="$2";shift;else sferr "Argument for ${sftbf}${1}${sftrs} missing";fi;else if [ "${1:0:1}" == "-" ];then sferr "Unsupported argument/flag: ${sftbf}${1}${sftrs}";else if [ "${#_sfpargs[@]}" != 0 ];then declare "${_sfpargs[0]//-/_}"="$1";[ "$sfparr" == true ]&&_sfplast="${_sfpargs[0]//-/_}"&&_sfparr=("$1");_sfpargs=("${_sfpargs[@]:1}");elif [ "$sfparr" == true ];then _sfparr+=("$1");else sferr "Too many positional arguments";fi;fi;fi;shift;done;[ "$sfparr" == true ]&&[ "${#_sfparr[@]}" -gt 0 ]&&read -r -a "${_sfplast?}"<<<"${_sfparr[@]}";if [ "${#_sfpargs[@]}" -gt 0 ];then for p in "${_sfpargs[@]}";do sferr "Positional argument ${sftbf}${p}${sftrs} missing" 0;done;exit 1;fi;unset a d e i OLDIFS _sfargs _sfehead _sfeheads _sfeoffset _sferr _sfetails _sfexamples _sfflags _sfodesc _sfohead _sfoheads _sfooffset _sfotails _sfpargs _sfparr _sfpdesc _sfphead _sfpheads _sfplast _sfpoffset _sfptails _sfpusage _sftmpwidth _sfusage _sfwidth
   #+end_src
 
 ** Requirements
@@ -135,8 +135,8 @@
 
      Two output functions are provided which can be used to throw warnings and errors.
 
-     | =sfwarn= | Takes a string as input and prints a warning                                                                                                                                                                    |
-     | =sferr=  | Takes a string as input, prints an error and the usage and finally exits with code 1. If an additional argument is passed (doesn't matter what), it will just throw an error and don't print the usage and exit |
+     | =sfwarn= | Takes a string as input and prints a warning                                                                                                                          |
+     | =sferr=  | Takes a string as input, prints an error and exits with code 1. If an additional argument is passed (doesn't matter what), it will just throw an error and don't exit |
 
 **** Text formatting variables
 
diff --git a/sf b/sf
index 200882e..d3572aa 100644
--- a/sf
+++ b/sf
@@ -20,6 +20,16 @@ sftm=$'\e[35m'
 sftc=$'\e[36m'
 sftw=$'\e[97m'
 
+# Public output functions
+function sferr {
+    echo "${sftbf}${sftr}ERROR${sftrs} $1"
+    [ -z "$2" ] && exit 1
+}
+
+function sfwarn {
+    echo "${sftbf}${sfty}WARNING${sftrs} $1"
+}
+
 # Public input functions
 function sfask {
     if [ -n "$2" ]; then
@@ -232,22 +242,13 @@ function _sfusage {
     if [ -n "${sfextra}" ]; then
         echo -e "\n$sfextra"
     fi
-}
-
-# Public output functions
-function sferr {
-    echo "${sftbf}${sftr}ERROR${sftrs} $1"
-    [ -z "$2" ] && _sfusage && exit 1
-}
-
-function sfwarn {
-    echo "${sftbf}${sfty}WARNING${sftrs} $1"
+    exit 0
 }
 
 # Check for help flag
 for a in "$@"; do
     # Check if help flag ist set
-    [ "$a" == "-h" ] || [ "$a" == "--help" ] && _sfusage && exit 0
+    [ "$a" == "-h" ] || [ "$a" == "--help" ] && _sfusage
 done
 
 # Check if dependencies are available
@@ -306,7 +307,6 @@ if [ "${#_sfpargs[@]}" -gt 0 ]; then
     for p in "${_sfpargs[@]}"; do
         sferr "Positional argument ${sftbf}${p}${sftrs} missing" 0
     done
-    _sfusage
     exit 1
 fi