--- a/graphics/mesa/mesa.sh	Fri Oct 15 16:07:30 2021 +0200
+++ b/graphics/mesa/mesa.sh	Wed Oct 27 11:32:16 2021 +0200
@@ -103,36 +103,39 @@
 	with_glx="-D glx=disabled"
 fi
 
-rm -rf $PKGNAME-$PKGVERSION
-tar xvf $PKGNAME-$PKGVERSION.tar.xz
-cd $PKGNAME-$PKGVERSION
+build()
+{
+	rm -rf $PKGNAME-$PKGVERSION
+	tar xvf $PKGNAME-$PKGVERSION.tar.xz
+	cd $PKGNAME-$PKGVERSION
 
-patch -p0 < ../disable-tls.patch
-# https://git.alpinelinux.org/aports/plain/main/mesa/musl-fix-includes.patch
-patch -p1 < ../musl.patch
-CC="$CC" \
-CFLAGS="$CFLAGS" \
-CXX="$CXX" \
-CXXFLAGS="$CXXFLAGS" \
-LDFLAGS="$LDFLAGS" \
-meson . build \
-	--prefix / \
-	--buildtype release \
-	--default-library shared \
-	-D libdir=lib \
-	-D bpm=true \
-	-D platforms="$with_platforms" \
-	-D dri-drivers="$with_dri_drivers" \
-	-D gallium-drivers="$with_gallium_drivers" \
-	-D vulkan-drivers="$with_vulkan_drivers" \
-	$with_dri \
-	$with_egl \
-	$with_glvnd \
-	$with_glx \
-	$with_llvm
-ninja -C build
-DESTDIR=$DESTDIR ninja -C build install
-sed -i -e "s|prefix=/|prefix=|" $DESTDIR/lib/pkgconfig/*.pc
+	patch -p0 < ../disable-tls.patch
+	# https://git.alpinelinux.org/aports/plain/main/mesa/musl-fix-includes.patch
+	patch -p1 < ../musl.patch
+	CC="$CC" \
+	CFLAGS="$CFLAGS" \
+	CXX="$CXX" \
+	CXXFLAGS="$CXXFLAGS" \
+	LDFLAGS="$LDFLAGS" \
+	meson . build \
+		--prefix / \
+		--buildtype release \
+		--default-library shared \
+		-D libdir=lib \
+		-D bpm=true \
+		-D platforms="$with_platforms" \
+		-D dri-drivers="$with_dri_drivers" \
+		-D gallium-drivers="$with_gallium_drivers" \
+		-D vulkan-drivers="$with_vulkan_drivers" \
+		$with_dri \
+		$with_egl \
+		$with_glvnd \
+		$with_glx \
+		$with_llvm
+	ninja -C build
+	DESTDIR=$DESTDIR ninja -C build install
+	sed -i -e "s|prefix=/|prefix=|" $DESTDIR/lib/pkgconfig/*.pc
 
-cd ..
-rm -rf $PKGNAME-$PKGVERSION
+	cd ..
+	rm -rf $PKGNAME-$PKGVERSION
+}