1oom: new recipe (#5842)

Also fix midi looping in SDL Mixer

media-libs/sdl_mixer/patches/sdl_mixer-1.2.12.patchset

@@ -0,0 +1,21 @@
+From 2ea0989df83a759942d42cadb4e9c055a75d2a18 Mon Sep 17 00:00:00 2001
+From: Craig Watson <watsoncraigjohn@gmail.com>
+Date: Mon, 19 Apr 2021 14:59:10 +0000
+Subject: Fix looping midi bug in Haiku native midi
+
+
+diff --git a/native_midi/native_midi_haiku.cpp b/native_midi/native_midi_haiku.cpp
+index 8de350e..60face0 100644
+--- a/native_midi/native_midi_haiku.cpp
++++ b/native_midi/native_midi_haiku.cpp
+@@ -74,6 +74,7 @@ class MidiEventsStore : public BMidi
+           --fLoops;
+           fPos = 0;
+           ev = fEvs;
++          startTime = B_NOW;
+         } else
+           break;
+       }
+-- 
+2.30.2
+

media-libs/sdl_mixer/sdl_mixer-1.2.12.recipe

@@ -6,10 +6,11 @@ MOD, Timidity MIDI, Ogg Vorbis, and SMPEG MP3 libraries."
 HOMEPAGE="http://www.libsdl.org/projects/SDL_mixer/"
 COPYRIGHT="1997-2012 Sam Lantinga"
 LICENSE="Zlib"
-REVISION="7"
+REVISION="8"
 SOURCE_URI="http://www.libsdl.org/projects/SDL_mixer/release/SDL_mixer-1.2.12.tar.gz"
 CHECKSUM_SHA256="1644308279a975799049e4826af2cfc787cad2abb11aa14562e402521f86992a"
 SOURCE_DIR="SDL_mixer-$portVersion"
+PATCHES="sdl_mixer-1.2.12.patchset"
 
 ARCHITECTURES="x86_gcc2 x86 x86_64"
 SECONDARY_ARCHITECTURES="x86_gcc2 x86"