Update FLAC to 1.3.1

include/share/endswap.h

 /* libFLAC - Free Lossless Audio Codec library
- * Copyright (C) 2000,2001,2002,2003,2004,2005,2006,2007  Josh Coalson
+ * Copyright (C) 2012-2014  Xiph.org Foundation
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * - Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *
  * - Redistributions in binary form must reproduce the above copyright
  * notice, this list of conditions and the following disclaimer in the
  * documentation and/or other materials provided with the distribution.
  *
  * - Neither the name of the Xiph.org Foundation nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef FLAC__ORDINALS_H
-#define FLAC__ORDINALS_H
+/* It is assumed that this header will be included after "config.h". */
 
-#if !(defined(_MSC_VER) || defined(__BORLANDC__) || defined(__EMX__))
-#include <inttypes.h>
+#if HAVE_BSWAP32                        /* GCC and Clang */
+
+/* GCC prior to 4.8 didn't provide bswap16 on x86_64 */
+#if ! HAVE_BSWAP16
+static inline unsigned short __builtin_bswap16(unsigned short a)
+{
+        return (a<<8)|(a>>8);
+}
 #endif
 
-typedef signed char FLAC__int8;
-typedef unsigned char FLAC__uint8;
+#define ENDSWAP_16(x)           (__builtin_bswap16 (x))
+#define ENDSWAP_32(x)           (__builtin_bswap32 (x))
 
-#if defined(_MSC_VER) || defined(__BORLANDC__)
-typedef __int16 FLAC__int16;
-typedef __int32 FLAC__int32;
-typedef __int64 FLAC__int64;
-typedef unsigned __int16 FLAC__uint16;
-typedef unsigned __int32 FLAC__uint32;
-typedef unsigned __int64 FLAC__uint64;
-#elif defined(__EMX__)
-typedef short FLAC__int16;
-typedef long FLAC__int32;
-typedef long long FLAC__int64;
-typedef unsigned short FLAC__uint16;
-typedef unsigned long FLAC__uint32;
-typedef unsigned long long FLAC__uint64;
+#elif defined _MSC_VER          /* Windows. Apparently in <stdlib.h>. */
+
+#define ENDSWAP_16(x)           (_byteswap_ushort (x))
+#define ENDSWAP_32(x)           (_byteswap_ulong (x))
+
+#elif defined HAVE_BYTESWAP_H           /* Linux */
+
+#include <byteswap.h>
+
+#define ENDSWAP_16(x)           (bswap_16 (x))
+#define ENDSWAP_32(x)           (bswap_32 (x))
+
 #else
-typedef int16_t FLAC__int16;
-typedef int32_t FLAC__int32;
-typedef int64_t FLAC__int64;
-typedef uint16_t FLAC__uint16;
-typedef uint32_t FLAC__uint32;
-typedef uint64_t FLAC__uint64;
+
+#define ENDSWAP_16(x)           ((((x) >> 8) & 0xFF) | (((x) & 0xFF) << 8))
+#define ENDSWAP_32(x)           ((((x) >> 24) & 0xFF) | (((x) >> 8) & 0xFF00) | (((x) & 0xFF00) << 8) | (((x) & 0xFF) << 24))
+
 #endif
 
-typedef int FLAC__bool;
 
-typedef FLAC__uint8 FLAC__byte;
+/* Host to little-endian byte swapping. */
+#if CPU_IS_BIG_ENDIAN
 
-#ifdef true
-#undef true
-#endif
-#ifdef false
-#undef false
-#endif
-#ifndef __cplusplus
-#define true 1
-#define false 0
-#endif
+#define H2LE_16(x)              ENDSWAP_16 (x)
+#define H2LE_32(x)              ENDSWAP_32 (x)
+
+#else
+
+#define H2LE_16(x)              (x)
+#define H2LE_32(x)              (x)
 
 #endif