From: Stefan Huber <shuber@sthu.org>
Date: Mon, 7 Jan 2013 23:00:29 +0000 (+0100)
Subject: mp-play: use getopt to parse args
X-Git-Url: https://git.sthu.org/?p=shutils.git;a=commitdiff_plain;h=f4c94df3df15d0d529b821db0cb15e4a66253bcd

mp-play: use getopt to parse args
---

diff --git a/mp-play b/mp-play
index cd40b2d..96e08d9 100755
--- a/mp-play
+++ b/mp-play
@@ -23,22 +23,28 @@ optSorttime=0
 
 function showHelp
 {
-	echo "Plays mp3 files in all subdirectories."
-	echo "Usage: ./mp-play.sh [-h|--help] [-R|--random] [-r|--repeat] "
-	echo "                    [-a|-recursive] [--reverse] [--time]"
-	echo "                    [--remove] [-q|--quiet] [-v|--verbose] [DESTINATION]"
+	echo "Usage: $0 [-h|--help]"
+	echo "       $0 [OPTIONS] [--] [DESTINATIONS]"
 	echo ""
-	echo "Options:"
-	echo "  --time             sort by age of file"
-	echo "  -R, --random       randomize files"
-	echo "  -r, --repeat       repeat playing infintely"
+	echo "OPTIONS:"
 	echo "  -a, --recursive    recursively find files to play"
-	echo "  --reverse          reverse playing order"
-	echo "  --remove           ask to remove played files after playing"
+	echo "  -h, --help         show this message"
 	echo "  -q, --quiet        do not produce output when playing"
-	echo "  -v, --versbose     produce more output"
+	echo "  -r, --repeat       repeat playing infintely"
+	echo "  -R, --random       randomize files"
+	echo "      --remove       ask to remove played files after playing"
+	echo "      --reverse      reverse playing order"
+	echo "      --time         sort by age of file"
+	echo "  -v, --verbose      produce more output"
 }
 
+if ! options=$(getopt -u -o hRravq -l time,random,repeat,recursive,reverse,remove,quiet,verbose -- "$@")
+then
+	showHelp >&2
+	exit 1
+fi
+set -- $options
+
 #Parse the arguments
 while [ $# -gt 0 ]
 do
@@ -52,6 +58,8 @@ do
 		--remove) optRemove=1 ;;
 		--reverse) optReverse=1 ;;
 		--time) optSorttime=1 ;;
+		--) shift; break ;;
+		-*) echo "Unrecognized option $1" >&2; showHelp >&2; exit 1 ;;
 		*) break ;;
 	esac
 	shift
@@ -64,7 +72,7 @@ if [ "$optRecursive" == "1" ]; then
 else
 	maxlevel=1
 fi
-	
+
 
 # Create playlist
 find "$@" -maxdepth $maxlevel -type f \