From 7331d31bcf4da3462c437361116c26c9ef3fc689 Mon Sep 17 00:00:00 2001
From: bernd <bernd@nr18.space>
Date: Sat, 15 May 2021 23:22:39 +0200
Subject: [PATCH] =?UTF-8?q?fehlerhaftes=20exit=20entfernt,=20hilfe=20und?=
 =?UTF-8?q?=20option=20-f=20hinzugef=C3=BCgt?=
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---
 rechnung.sh | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/rechnung.sh b/rechnung.sh
index 5d5f4ca..9e2d830 100755
--- a/rechnung.sh
+++ b/rechnung.sh
@@ -399,6 +399,11 @@ proced_ini_line() {
     fi
 }
 
+display_help() (
+
+    echo "Usage: rechnung.sh [-f rechnungsfile] [-h]"
+)
+
 quit() {
     printf "\n"
     printf "%s" "$BLUE"
@@ -409,6 +414,16 @@ quit() {
 # --- Programmstart --- #
 # --------------------- #
 
+# CLI Optionen auswerten
+while getopts f:h opt
+do
+    case $opt in
+        f) RECHNUNGSFILE=$OPTARG;;
+        h) display_help; exit 0;;
+        *) display_help; exit 1;;
+    esac
+done
+
 # Verschiedene Basic Checks
 if [ -n "$NUMBER_OF_COLORS" ] && [ "$NUMBER_OF_COLORS" -ge 8 ]; then
     COLORED_OUTPUT=1
@@ -430,9 +445,6 @@ if ! check_sty "$STY_HOME"; then
     install_sty
 fi
 
-exit
-
-
 # Kundendatei einlesen und rechnungen erstellen
 while IFS= read -r rawline
 do