Introduce bswap.h for portable definitions of byte swap macros.

Signed-off-by: Thomas Klausner <wiz@NetBSD.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

include/Makefile.am

@@ -59,7 +59,7 @@ alsainclude_HEADERS += alisp.h
 endif
 
 noinst_HEADERS = alsa sys.h search.h list.h aserver.h local.h alsa-symbols.h \
-	asoundlib-head.h asoundlib-tail.h type_compat.h
+	asoundlib-head.h asoundlib-tail.h bswap.h type_compat.h
 
 DISTCLEANFILES = stamp-vh version.h alsa asoundlib.h
 

include/bswap.h

@@ -0,0 +1,39 @@
+/*
+ *  ALSA lib - compatibility header for providing byte swapping macros
+ *  Copyright (c) 2016 by  Thomas Klausner <wiz@NetBSD.org>
+ *
+ *
+ *   This library is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU Lesser General Public License as
+ *   published by the Free Software Foundation; either version 2.1 of
+ *   the License, or (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU Lesser General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Lesser General Public
+ *   License along with this library; if not, write to the Free Software
+ *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ *
+ */
+
+#ifndef __BSWAP_H
+#define __BSWAP_H
+
+#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__NetBSD__)
+#include <sys/endian.h>
+#define bswap_16 bswap16
+#define bswap_32 bswap32
+#define bswap_64 bswap64
+#elif defined (__sun)
+#include <sys/byteorder.h>
+#define bswap_16 BSWAP_16
+#define bswap_32 BSWAP_32
+#define bswap_64 BSWAP_64
+#else
+#include <byteswap.h>
+#endif
+
+#endif

src/pcm/pcm_adpcm.c

@@ -56,7 +56,7 @@ IMA compatibility project proceedings, Vol 2, Issue 2, May 1992.
   come across a good description of XA yet.
  */
 
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 

src/pcm/pcm_alaw.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 

src/pcm/pcm_copy.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 

src/pcm/pcm_dmix_generic.c

@@ -125,7 +125,7 @@ static void mix_select_callbacks(snd_pcm_direct_t *dmix)
 	 (1ULL << SND_PCM_FORMAT_S24_LE) | (1ULL << SND_PCM_FORMAT_S24_3LE) | \
 	 (1ULL << SND_PCM_FORMAT_U8))
 
-#include <byteswap.h>
+#include "bswap.h"
 
 static void generic_mix_areas_16_native(unsigned int size,
 					volatile signed short *dst,

src/pcm/pcm_file.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include <ctype.h>
 #include <string.h>
 #include "pcm_local.h"

src/pcm/pcm_iec958.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 

src/pcm/pcm_lfloat.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 

src/pcm/pcm_linear.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 

src/pcm/pcm_meter.c

@@ -27,7 +27,7 @@
  */
   
 
-#include <byteswap.h>
+#include "bswap.h"
 #include <time.h>
 #include <pthread.h>
 #include <dlfcn.h>

src/pcm/pcm_misc.c

@@ -23,7 +23,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 
 

src/pcm/pcm_mulaw.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 

src/pcm/pcm_null.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include <limits.h>
 #include "pcm_local.h"
 #include "pcm_plugin.h"

src/pcm/pcm_rate.c

@@ -28,7 +28,7 @@
  *
  */
 #include <inttypes.h>
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 #include "pcm_rate.h"

src/pcm/pcm_rate_linear.c

@@ -21,7 +21,7 @@
  */
 
 #include <inttypes.h>
-#include <byteswap.h>
+#include "bswap.h"
 #include "pcm_local.h"
 #include "pcm_plugin.h"
 #include "pcm_rate.h"

src/pcm/pcm_route.c

@@ -26,7 +26,7 @@
  *
  */
   
-#include <byteswap.h>
+#include "bswap.h"
 #include <math.h>
 #include "pcm_local.h"
 #include "pcm_plugin.h"

src/pcm/pcm_softvol.c

@@ -26,7 +26,7 @@
  *
  */
 
-#include <byteswap.h>
+#include "bswap.h"
 #include <math.h>
 #include "pcm_local.h"
 #include "pcm_plugin.h"