Step6: add python and snake.

Now we have a programming environment and
we have a small game for amusement :).

Signed-off-by: Chen Wang <wangchen20@iscas.ac.cn>

package/expat/make-host.sh

@@ -0,0 +1,39 @@
+#!/usr/bin/bash
+source $(dirname "$0")/../common.sh
+
+PKGNAME=expat
+PKGVERSION=2.7.2
+PKGSOURCE_DIR=expat
+PKGSOURCE=expat-2.7.2.tar.xz
+PKGURL=https://github.com/libexpat/libexpat/releases/download/R_2_7_2/expat-2.7.2.tar.xz
+
+PKGBUILDNAME=host-${PKGNAME}
+PKGBUILD_DIR=${BUILD_DIR}/${PKGBUILDNAME}-${PKGVERSION}
+
+echo "----> Building ${PKGBUILDNAME} ..."
+
+stamp_downloaded
+
+step_start extract
+mkdir -p ${PKGBUILD_DIR}
+xzcat ${DL_DIR}/${PKGSOURCE_DIR}/${PKGSOURCE} | tar --strip-components=1 -C ${PKGBUILD_DIR} -xf -
+chmod -R +rw ${PKGBUILD_DIR}
+step_end extract
+
+stamp_patched autotools
+
+step_start configure
+(cd ${PKGBUILD_DIR} && rm -rf config.cache; eval "${HOST_CONFIGURE_OPTS} CONFIG_SITE=/dev/null ./configure --prefix=\"${HOST_DIR}\" --sysconfdir=\"${HOST_DIR}/etc\" --localstatedir=\"${HOST_DIR}/var\" --enable-shared --disable-static --disable-gtk-doc --disable-gtk-doc-html --disable-doc --disable-docs --disable-documentation --disable-debug --with-xmlto=no --with-fop=no --disable-nls --disable-dependency-tracking  --without-docbook --without-examples --without-tests")
+step_end configure
+
+step_start build
+eval "${HOST_MAKE_ENV} /usr/bin/make -j${MAXNUM_CPUS}  -C ${PKGBUILD_DIR}"
+step_end build
+
+step_start install-host
+eval "${HOST_MAKE_ENV} /usr/bin/make -j${MAXNUM_CPUS} install -C ${PKGBUILD_DIR}"
+step_end install-host
+
+stamp_installed
+
+echo "<---- ${PKGBUILDNAME} build complete."