From: Banana <mail@bananas-playground.net>
Date: Sun, 14 May 2023 08:58:27 +0000 (+0200)
Subject: adding a bash getopts long template
X-Git-Url: http://91.132.146.200/gitweb/?a=commitdiff_plain;h=e697f8f8c44cafa160363d341c68a6a4ee4ccdec;p=klimbim.git

adding a bash getopts long template
---

diff --git a/bash/getopts-long-template.sh b/bash/getopts-long-template.sh
new file mode 100644
index 0000000..1f752a3
--- /dev/null
+++ b/bash/getopts-long-template.sh
@@ -0,0 +1,79 @@
+#!/bin/bash
+set -euo pipefail
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the COMMON DEVELOPMENT AND DISTRIBUTION LICENSE
+#
+# You should have received a copy of the
+# COMMON DEVELOPMENT AND DISTRIBUTION LICENSE (CDDL) Version 1.0
+# along with this program.  If not, see http://www.sun.com/cddl/cddl.html
+#
+# 2023 http://www.bananas-playground.net
+
+# getopts long example and template
+# more detail can be found here https://www.shellscript.sh/examples/getopt/
+
+
+Help() {
+	echo
+	echo "Syntax: `basename "$0"` -n [-h|v|V]"
+	echo "Available ptions are:"
+   	echo "-n  | --name Input your name."
+	echo "[-h | --help Print this Help and exit.]"
+	echo "[-v | --verbose Verbose mode.]"
+	echo "[-V | --version Print software version and exit.]"
+	echo
+}
+
+VERBOSE="false"
+NAME=""
+
+VALID_ARGS=$(getopt -o 'vVhn:' --long verbose,version,help,name: -- "$@")
+if [[ $? -ne 0 ]]; then
+    exit 1;
+fi
+
+eval set -- "$VALID_ARGS"
+while [ : ]; do
+	case "$1" in
+		-n | --name)
+			NAME="$2"
+			shift 2 
+			;;
+
+		-v | --verbose) 
+			VERBOSE="true"
+			shift 
+			;;
+
+		-V | --version)
+			echo "Version 1.0" 
+			shift
+			exit ;;
+   
+		-h | --help)
+			Help
+			exit 0
+			;;
+		--) shift
+			break
+			;;
+		*)  echo "Unexpected option: $1"
+       		Help 
+       		exit
+       		;;
+	esac
+done
+shift "$(($OPTIND -1))"
+
+
+if [[ -z "$NAME" ]] ; then
+	echo 'Missing option -n | --name' >&2
+	exit 1
+fi
+
+if [[ "${VERBOSE}" == "true" ]] ; then
+	echo "DEBUG: Provided ${NAME} for option n"
+fi
+
+echo "Your are: ${NAME}"