xwax: Add more patches and usage instructions.

xwax/MESSAGE

@@ -0,0 +1,11 @@
+===========================================================================
+$NetBSD: MESSAGE.NetBSD,v 1.1 2019/06/10 12:41:23 nia Exp $
+
+Install mpg123 for MP3 support.
+
+For other formats, install ffmpeg.
+
+On NetBSD, to connect to the default audio device, run
+xwax -d /dev/audio -l /path/to/library
+
+===========================================================================

xwax/patches/patch-import

@@ -0,0 +1,15 @@
+$NetBSD$
+
+Support pkgsrc's weird names for ffmpeg.
+
+--- import.orig	2018-01-19 20:40:49.000000000 +0000
++++ import
+@@ -28,7 +28,7 @@ case "$FILE" in
+ *)
+ 	echo "Calling fallback decoder..." >&2
+ 
+-	FFMPEG=$(which ffmpeg 2> /dev/null || which avconv 2> /dev/null)
++	FFMPEG=$(ls -1 @PREFIX@/bin | grep '^ffmpeg[0-9]*$' | tail -1)
+ 
+ 	if [ -z "$FFMPEG" ]; then
+ 		echo "$0: no ffmpeg or avconv available to decode file" >&2

xwax/patches/patch-realtime.c

@@ -0,0 +1,23 @@
+$NetBSD$
+
+"sched_setscheduler: Operation not permitted"
+
+--- realtime.c.orig	2018-01-19 20:40:49.000000000 +0000
++++ realtime.c
+@@ -38,6 +38,7 @@
+ 
+ static int raise_priority(int priority)
+ {
++#ifndef __NetBSD__
+     int max_pri;
+     struct sched_param sp;
+ 
+@@ -60,7 +61,7 @@ static int raise_priority(int priority)
+         fprintf(stderr, "Failed to get realtime priorities\n");
+         return -1;
+     }
+-
++#endif
+     return 0;
+ }
+ 

xwax/patches/patch-scan

@@ -0,0 +1,39 @@
+$NetBSD$
+
+Make usage of find portable.
+
+--- scan.orig	2018-01-19 20:40:49.000000000 +0000
++++ scan
+@@ -1,4 +1,4 @@
+-#!/bin/bash
++#!/usr/pkg/bin/bash
+ #
+ # Take a pathname as an argument and output a playlist to standard
+ # output and errors to standard error.
+@@ -15,15 +15,14 @@ set -eu -o pipefail  # pipefail requires
+ PATHNAME="$1"
+ 
+ if [ -d "$PATHNAME" ]; then
+-	find -L "$PATHNAME" -type f -regextype posix-egrep \
+-		-iregex '.*\.(ogg|oga|aac|cdaudio|mp3|flac|wav|aif|aiff|m4a|wma)'
++	find -L "$PATHNAME" -type f | grep -Ei '.*\.(ogg|oga|aac|cdaudio|mp3|flac|wav|aif|aiff|m4a|wma)'
+ else
+ 	cat "$PATHNAME"
+ fi |
+ 
+ # Parse artist and title information from matching filenames
+ 
+-sed -n '
++gsed -n '
+ {
+ # /[<ABnum>[.]] <artist> - <title>.ext
+ s:/\([A-H]\?[A0-9]\?[0-9].\? \+\)\?\([^/]*\) \+- \+\([^/]*\)\.[A-Z0-9]*$:\0\t\2\t\3:pi
+@@ -39,7 +38,7 @@ s:/\([A-H]\?[A0-9]\?[0-9].\? \+\)\?\([^/
+ 
+ # Extract BPM metadata from title (eg. "Ghostbusters (115.6 BPM)")
+ 
+-sed '
++gsed '
+ {
+ # BPM
+ s:\(.*\) *(\([0-9]\+\.\?[0-9]\+\) *BPM)$:\1\t\2:

xwax/patches/patch-xwax.c

@@ -0,0 +1,19 @@
+$NetBSD$
+
+"Invalid scheduling priority (maximum 63)."
+
+--- xwax.c.orig	2018-01-19 20:40:49.000000000 +0000
++++ xwax.c
+@@ -49,7 +49,12 @@
+ #define DEFAULT_ALSA_BUFFER 8 /* milliseconds */
+ 
+ #define DEFAULT_RATE 44100
++
++#ifdef __NetBSD__
++#define DEFAULT_PRIORITY 63
++#else
+ #define DEFAULT_PRIORITY 80
++#endif
+ 
+ #define DEFAULT_IMPORTER EXECDIR "/xwax-import"
+ #define DEFAULT_SCANNER EXECDIR "/xwax-scan"