From 817a07d88cd07a61b8900fca58fc2d2350fc47b7 Mon Sep 17 00:00:00 2001
From: "A. Wilcox" <AWilcox@Wilcox-Tech.com>
Date: Sun, 24 Mar 2019 19:25:41 +0000
Subject: user/libmpeg2: fix build on 32-bit PowerPC

---
 user/libmpeg2/APKBUILD      | 10 +++++-----
 user/libmpeg2/altivec.patch | 16 ++++++++++++++++
 2 files changed, 21 insertions(+), 5 deletions(-)
 create mode 100644 user/libmpeg2/altivec.patch

diff --git a/user/libmpeg2/APKBUILD b/user/libmpeg2/APKBUILD
index 419d9af8a..f24035f54 100644
--- a/user/libmpeg2/APKBUILD
+++ b/user/libmpeg2/APKBUILD
@@ -1,7 +1,7 @@
 # Maintainer: 
 pkgname=libmpeg2
 pkgver=0.5.1
-pkgrel=9
+pkgrel=10
 pkgdesc="Library for decoding MPEG-1 and MPEG-2 video streams"
 url="http://libmpeg2.sourceforge.net/"
 arch="all"
@@ -11,15 +11,16 @@ makedepends="libx11-dev libice-dev libsm-dev libxext-dev libxv-dev"
 source="http://distfiles.gentoo.org/distfiles/libmpeg2-$pkgver.tar.gz
 	arm-private-symbols.patch
 	arm-textrel.patch
+	altivec.patch
 	"
 
 prepare() {
 	update_config_sub
 	default_prepare
+	autoreconf -vif
 }
 
 build() {
-	cd "$builddir"
 	./configure \
 		--build=$CBUILD \
 		--host=$CHOST \
@@ -33,12 +34,10 @@ build() {
 }
 
 check() {
-	cd "$builddir"
 	make check
 }
 
 package() {
-	cd "$builddir"
 	make DESTDIR="$pkgdir" install
 }
 
@@ -50,4 +49,5 @@ mpeg2dec() {
 
 sha512sums="3648a2b3d7e2056d5adb328acd2fb983a1fa9a05ccb6f9388cc686c819445421811f42e8439418a0491a13080977f074a0d8bf8fa6bc101ff245ddea65a46fbc  libmpeg2-0.5.1.tar.gz
 334e4e0b1e2877311503d2907f4f65c26d6a83ee79308c49697b2f3d2b8da9ac665e19ab419d85a944eaa34e1d43f512d1418a372cd444381d66f71df2a92c83  arm-private-symbols.patch
-888b8b4f90ece7f8dcd54895c36e2a93471de167f83cddc67d6943baf9e7ea19abd31ab055f6805629a2e176a1057e18de6a053fdea69cec90483a5165efa9c9  arm-textrel.patch"
+888b8b4f90ece7f8dcd54895c36e2a93471de167f83cddc67d6943baf9e7ea19abd31ab055f6805629a2e176a1057e18de6a053fdea69cec90483a5165efa9c9  arm-textrel.patch
+d985e832cf0d10f6f63f3ac0140bddb3c4bd92c44c09a99ec1bd195f36d69b01a14a020ab7ce6d6c154439d4d006cd5da1fa23dbf2c694a1f2e6b1793c8d416e  altivec.patch"
diff --git a/user/libmpeg2/altivec.patch b/user/libmpeg2/altivec.patch
new file mode 100644
index 000000000..7edfaa344
--- /dev/null
+++ b/user/libmpeg2/altivec.patch
@@ -0,0 +1,16 @@
+--- a/configure.ac.bak	2010-05-25 17:12:14.756245990 +0000
++++ b/configure.ac	2010-05-25 17:11:51.629581723 +0000
+@@ -79,11 +79,10 @@
+ 		 CFLAGS="$OPT_CFLAGS $TRY_CFLAGS $CFLAGS"
+ 		 AC_MSG_CHECKING([if <altivec.h> is needed])
+ 		 AC_TRY_COMPILE([],
+-		    [typedef vector int t;
+-		     vec_ld(0, (unsigned char *)0);],
++		    [vector int t; t = vec_add(t,t);],
+ 		    [have_altivec=yes; AC_MSG_RESULT(no)],
+ 		    [AC_TRY_COMPILE([#include <altivec.h>],
+-			[typedef vector int t; vec_ld(0, (unsigned char *)0);],
++			[vector int t; t = vec_add(t,t);],
+ 			[AC_DEFINE([HAVE_ALTIVEC_H],,
+ 			    [Define to 1 if you have the <altivec.h> header.])
+ 			 have_altivec=yes; AC_MSG_RESULT(yes)],
-- 
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