Description: use little-endian pack codes
 The wavefile gem is using "native endian" pack codes where "little
 endian" need to be specified for RIFF files. This patch makes sure
 that the wavefile gem works correctly on big-endian hardware. 
 <URL: https://github.com/jstrait/wavefile/pull/18>.
Forwarded: yes
Author: Hanno Zulla <kontakt@hanno.de>
Last-Update: 2016-02-26

Index: ruby-wavefile/lib/wavefile.rb
===================================================================
--- ruby-wavefile.orig/lib/wavefile.rb	2016-02-26 15:06:57.010860717 +0100
+++ ruby-wavefile/lib/wavefile.rb	2016-02-26 15:12:55.094391776 +0100
@@ -25,7 +25,7 @@
                :sample       => "smpl",
                :instrument   => "inst" }    # :nodoc:
 
-  PACK_CODES = {:pcm => {8 => "C*", 16 => "s*", 24 => "C*", 32 => "l*"},
+  PACK_CODES = {:pcm => {8 => "C*", 16 => "s<*", 24 => "C*", 32 => "l<*"},
                 :float => { 32 => "e*", 64 => "E*"}}    # :nodoc:
 
   UNSIGNED_INT_16 = "v"    # :nodoc:
Index: ruby-wavefile/lib/wavefile/writer.rb
===================================================================
--- ruby-wavefile.orig/lib/wavefile/writer.rb	2016-02-26 15:06:57.010860717 +0100
+++ ruby-wavefile/lib/wavefile/writer.rb	2016-02-26 15:13:03.438380850 +0100
@@ -76,7 +76,7 @@
 
       if @format.bits_per_sample == 24 && @format.sample_format == :pcm
         samples.flatten.each do |sample|
-          @file.syswrite([sample].pack("lX"))
+          @file.syswrite([sample].pack("l<X"))
         end
       else
         @file.syswrite(samples.flatten.pack(@pack_code))