Adding compilation for liblzma and grub

grub/build.sh

@@ -0,0 +1,32 @@
+VER=2.06
+
+if [ "$EUID" = 0 ]
+then echo "Please don't run this as root"
+    exit
+fi
+
+
+if [ ! -d src ]
+then
+    mkdir -p src
+    cd src
+    curl https://git.savannah.gnu.org/cgit/grub.git/snapshot/grub-$VER.tar.gz --output grub.tar.gz
+    tar xvf grub.tar.gz
+    rm grub.tar.gz
+    mv grub-$VER/* .
+    cd -
+fi
+
+cd src
+    #no shure git.sv.gnu.org still exists but i had problems with my proxy anyway
+    sed -i "s/git\:\/\/git\.sv\.gnu\.org\/gnulib/https\:\/\/git.savannah.gnu.org\/git\/gnulib.git/g" ./bootstrap
+
+    ./bootstrap
+    ./configure --disable-werror
+    make -j$(nproc)
+
+    DESTDIR=$(pwd)/../../rootfs
+
+    sudo make install DESTDIR=$(realpath $DESTDIR)
+cd -
+