$NetBSD: patch-ac,v 1.9 2006/10/08 21:21:41 rillig Exp $

Fixed "test ==" and many stylistic issues.

--- scripts/audiogen.orig	2004-09-23 02:52:14.000000000 +0200
+++ scripts/audiogen	2006-10-08 23:17:57.000000000 +0200
@@ -1,24 +1,23 @@
 #!/bin/sh
 #
-# usage:audiogen <rate> <channels> <filename> <length> <audio generator options>
+# usage: audiogen <rate> <channels> <filename> <length> <audio generator options>
 #
 # Example of using the "nul" file handler along with "synth" effect
 # to generate audio data.  Nul file handler pipes a stream of null
 # data non-stop.  Synth effect overrides it with its own data and
 # stops based on length parameter.
 
-if [ "$5" == "" ]; then
-    echo "usage: $0 <rate> <channels> <filename> <length> <audio generator options>"
-  echo
-  echo "See sox man page and the \"synth\" effect for further information on audio generation options."
+if [ $# -ne 5 ]; then
+  { echo "usage: $0 <rate> <channels> <filename> <length> <audio generator options>"
+    echo
+    echo "See sox man page and the \"synth\" effect for further information on audio generation options."
+  } 1>&2
   exit 1
 fi
 
 rate=$1
-shift
-channels=$1
-shift
-filename=$1
-shift
+channels=$2
+filename=$3
+shift 3
 
-sox -s -w -t nul -r $rate -c $channels /dev/null $filename synth $*
+exec sox -s -w -t nul -r "$rate" -c "$channels" /dev/null "$filename" synth "$@"