added xz toolchain build

build.sh

@@ -89,6 +89,9 @@ SED_URL=https://mirror.ufs.ac.za/gnu/sed/sed-$SED_VERSION.tar.xz
 TAR_VERSION=1.35
 TAR_URL=https://mirror.ufs.ac.za/gnu/tar/tar-$TAR_VERSION.tar.xz
 
+XZ_VERSION=5.8.2
+XZ_URL=https://github.com//tukaani-project/xz/releases/download/v$XZ_VERSION/xz-$XZ_VERSION.tar.xz
+
 if [ ! -d "$SYSROOT" ]; then
     mkdir -p "$SYSROOT"/{etc,cross,sources,usr,dev,proc,sys,run}
 	mkdir -p "$SYSROOT"/usr/{bin,sbin,lib,include}
@@ -497,6 +500,24 @@ toolchain_tar() {
 	cd "$SOURCES" && rm -rf tar-$TAR_VERSION
 }
 
+toolchain_xz() {
+	fetch $XZ_URL
+
+	cd "$SOURCES" && tar xf xz-$XZ_VERSION.tar.xz && cd xz-$XZ_VERSION
+	
+	./configure \
+		--prefix=/usr \
+		--host=$TARGET \
+		--build=$(build-aux/config.guess) \
+		--disable-static
+	
+	make && make DESTDIR="$SYSROOT" install 
+
+	rm "$SYSROOT"/usr/lib/liblzma.la
+
+	cd "$SOURCES" && rm -rf xz-$XZ_VERSION
+}
+
 #bootstrap_binutils
 #bootstap_gcc
 #bootstap_linux
@@ -515,4 +536,5 @@ toolchain_tar() {
 #toolchain_make
 #toolchain_patch
 #toolchain_sed
-toolchain_tar
+#toolchain_tar
+toolchain_xz