From 0bbfc59201be24186a6bd4098d10890eb14873e3 Mon Sep 17 00:00:00 2001
From: "Kevin Veen-Birkenbach [aka. Frantz]" <kevin@veen.world>
Date: Wed, 29 Apr 2020 21:44:50 +0200
Subject: [PATCH] Doku and functions

---
 README.md   | 17 +++++++++++++++--
 execute.sh  |  5 -----
 sd_setup.sh | 10 +++++-----
 3 files changed, 20 insertions(+), 12 deletions(-)
 delete mode 100644 execute.sh

diff --git a/README.md b/README.md
index 3935b91..d2b00c4 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,24 @@
 # Raspberry Pi sdc tools
 This repository contains some shell scripts to install Arch Linux for the Raspberry Pi on a SD-Card and to backup a SD-Card.
-## Use
-To install Arch Linux on a SD card type in:
+
+## Setup
+### Guided
+To install a Linux distribution manually on a SD card type in:
 
 ```bash
   bash ./sd_setup.sh
 ```
+### Piped
+To pase the configuration to the program use this syntax:
+```bash
+(
+  echo "$USER"    #The username
+  echo "mmcblk1"  #The device
+  echo "5"        #The raspberry pi number
+  echo "retropie" #The operation system
+)| sudo bash ./sd_setup.sh
+```
+## Backup
 To backup a SD card type in:
 
 ```bash
diff --git a/execute.sh b/execute.sh
deleted file mode 100644
index 5d9ee2f..0000000
--- a/execute.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-(	echo "kevinfrantz"
-  echo "mmcblk1"
-  echo "4"
-  echo "retropie"
-)| sudo bash ./sd_setup.sh
diff --git a/sd_setup.sh b/sd_setup.sh
index 79ce858..9b89f31 100644
--- a/sd_setup.sh
+++ b/sd_setup.sh
@@ -61,7 +61,7 @@ read -r os
 
 
 os_does_not_support_raspberry_version_error () {
-  echo "$1 for Raspberry Pi Version $2 is not supported!" && exit 1;
+  echo "$os for Raspberry Pi Version $version is not supported!" && exit 1;
 }
 
 case "$os" in
@@ -78,7 +78,7 @@ case "$os" in
         imagename="ArchLinuxARM-rpi-4-latest.tar.gz"
         ;;
       *)
-        os_does_not_support_raspberry_version_error "$os" "$version"
+        os_does_not_support_raspberry_version_error
         ;;
     esac
     ;;
@@ -105,7 +105,7 @@ case "$os" in
         imagename="retropie-buster-4.6-rpi4.img.gz"
         ;;
       *)
-        os_does_not_support_raspberry_version_error "$os" "$version"
+        os_does_not_support_raspberry_version_error
         ;;
     esac
     ;;
@@ -159,7 +159,7 @@ mount_partitions(){
   echo "The following mounts refering this setup exist:" && mount | grep "$working_folder"
 }
 
-echo "Copy data to sd-card..."
+echo "Copy data to $sd_card_path..."
 case "$os" in
   "arch")
     echo "fdisk is executedman fd"
@@ -209,7 +209,7 @@ case "$os" in
     mount_partitions;
     ;;
   *)
-    echo "The operation system \"$os\" is not supported yet!" && exit 1;
+    echo "Image transfer for operation system \"$os\" is not supported yet!" && exit 1;
     ;;
 esac