Added tool bootstrap script

diff --git a/bootstrap-tools.sh b/bootstrap-tools.sh
new file mode 100755 (executable)
index 0000000..f49db97
--- /dev/null
+++ b/bootstrap-tools.sh
@@ -0,0 +1,224 @@
+#!/bin/sh
+
+###############################################################################
+# Configuration Settings
+###############################################################################
+
+# Define a variable to point to the root of the project
+export AL=$PWD
+
+# Set the locale to be UTF-8
+export LC_ALL=en_US.UTF-8
+export LANG=en_US.UTF-8
+export LANGUAGE=en_US.UTF-8
+
+# Setup the path to use the cross-tools when they're available
+export PATH=$AL/tools/bin:$PATH
+
+# Make sure CFLAGS isnt set
+unset CFLAGS
+
+# Set the host triple for the cross compiler
+export AL_HOST=$MACHTYPE
+
+# Select the target architecture
+export AL_ARCH=$(uname -m)
+
+# Define the target triplet to distinguish it from the host toolchain
+export AL_TGT=$AL_ARCH-aardvark-linux-gnu
+
+# Variable pointing to the toolchain directory
+export AL_TOOLS=$AL/tools
+
+# Variable pointing to the target root directory
+export AL_ROOT=$AL/root
+
+# Variable pointing to the tarballs directory
+export AL_TARBALLS=$AL/tarballs
+
+# Variable pointing to the sources directory
+export AL_SOURCES=$AL/sources
+
+###############################################################################
+# Helper Functions
+###############################################################################
+fetch(){
+    if [ ! -d "$3" ]; then
+        mkdir -p "$AL_TARBALLS"
+        if [ ! -f "$AL_TARBALLS/$1" ]; then
+            echo curl "$2/$1" > "$AL_TARBALLS/$1"
+            curl "$2/$1" > "$AL_TARBALLS/$1"
+        fi
+        mkdir -p "$3"
+        tar -xvf "$AL_TARBALLS/$1" -C "$3" --strip-components 1
+    fi
+}
+
+gitclone(){
+    if [ ! -d "$2" ]; then
+        git clone --depth 1 $1 $2
+    fi
+}
+
+###############################################################################
+# Check Command Requirements
+###############################################################################
+
+# Turn off command hashing and make the script exit when a command errors.
+set -e
+
+cmds="git curl make xz"
+echo Checking for required commands:
+for cmd in $cmds; do
+    type $cmd || echo Required command not found: $cmd
+done
+
+###############################################################################
+# Fetch and Extract Dependencies
+###############################################################################
+fetch linux-4.2.tar.xz http://www.kernel.org/pub/linux/kernel/v4.x/ "$AL_SOURCES/linux"
+fetch binutils-2.25.tar.bz2 http://ftp.gnu.org/gnu/binutils/ "$AL_SOURCES/binutils"
+fetch gcc-5.2.0.tar.bz2 http://ftp.gnu.org/gnu/gcc/gcc-5.2.0/ "$AL_SOURCES/gcc"
+fetch gmp-6.0.0a.tar.xz http://ftp.gnu.org/gnu/gmp/           "$AL_SOURCES/gcc/gmp"
+fetch mpc-1.0.3.tar.gz  http://ftp.gnu.org/gnu/mpc/           "$AL_SOURCES/gcc/mpc"
+fetch mpfr-3.1.3.tar.xz http://ftp.gnu.org/gnu/mpfr/          "$AL_SOURCES/gcc/mpfr"
+fetch musl-1.1.10.tar.gz http://www.musl-libc.org/releases/ "$AL_SOURCES/musl"
+fetch dash-0.5.8.tar.gz http://gondor.apana.org.au/~herbert/dash/files/ "$AL_SOURCES/dash"
+
+###############################################################################
+# Build the Cross-Compiler
+###############################################################################
+
+# Create a sysroot directory and link its usr directory to itself
+mkdir -vp "$AL_TOOLS/$AL_TGT"
+if [ ! -e "$AL_TOOLS/$AL_TGT/usr" ]; then
+    ln -sfv . "$AL_TOOLS/$AL_TGT/usr"
+fi
+
+# Install the linux headers
+cd "$AL_SOURCES/linux"
+make mrproper
+make ARCH=$AL_ARCH headers_check
+make ARCH=$AL_ARCH INSTALL_HDR_PATH=$AL_TOOLS/$AL_TGT headers_install
+cd "$AL"
+
+# Install binutils
+mkdir -p "$AL_SOURCES/binutils-build"
+cd "$AL_SOURCES/binutils-build"
+if [ ! -f Makefile ]; then
+    ../binutils/configure                  \
+        CFLAGS="-static"                   \
+        LDFLAGS="--static"                 \
+        --prefix="$AL_TOOLS"               \
+        --target="$AL_TGT"                 \
+        --with-sysroot="$AL_TOOLS/$AL_TGT" \
+        --disable-nls                      \
+        --disable-multilib                 \
+        --disable-shared
+fi
+make configure-host
+make -j8
+make install
+cd $AL
+
+# Compile initial GCC
+mkdir -p "$AL_SOURCES/gcc-build"
+cd "$AL_SOURCES/gcc-build"
+if [ ! -f Makefile ]; then
+    ../gcc/configure                     \
+        CFLAGS="-static"                 \
+        LDFLAGS="--static"               \
+        --prefix=$AL_TOOLS               \
+        --build=$AL_HOST                 \
+        --host=$AL_HOST                  \
+        --target=$AL_TGT                 \
+        --with-sysroot=$AL_TOOLS/$AL_TGT \
+        --disable-nls                    \
+        --disable-shared                 \
+        --without-headers                \
+        --with-newlib                    \
+        --disable-nls                    \
+        --disable-shared                 \
+        --disable-multilib               \
+        --disable-decimal-float          \
+        --disable-threads                \
+        --disable-libatomic              \
+        --disable-libgomp                \
+        --disable-libquadmath            \
+        --disable-libssp                 \
+        --disable-libvtv                 \
+        --disable-libstdcxx              \
+        --enable-languages=c
+fi
+make -j8
+make install
+
+# Compile the musl libc for the cross compiler
+cd "$AL_SOURCES/musl"
+if [ ! -f config.mak ]; then
+    CC=$AL_TGT-gcc ./configure \
+        --prefix=/ \
+        --target=$AL_TGT \
+        --disable-shared
+fi
+CC=$AL_TGT-gcc make -j8
+DESTDIR=$AL_TOOLS/$AL_TGT make install
+cd $AL
+
+# Recompile GCC using the initial GCC and musl libc
+mkdir -p "$AL_SOURCES/gcc-final"
+cd "$AL_SOURCES/gcc-final"
+if [ ! -f Makefile ]; then
+    ../gcc/configure                     \
+        CFLAGS="-static"                 \
+        LDFLAGS="--static"               \
+        --prefix=$AL_TOOLS               \
+        --build=$AL_HOST                 \
+        --host=$AL_HOST                  \
+        --target=$AL_TGT                 \
+        --with-sysroot=$AL_TOOLS/$AL_TGT \
+        --disable-nls                    \
+        --disable-shared                 \
+        --disable-multilib               \
+        --enable-languages=c
+fi
+make -j8
+make install
+
+###############################################################################
+# Build the Chroot System
+###############################################################################
+
+# Setup to use the cross compiler
+export CC="$AL_TGT-gcc"
+export CXX="$AL_TGT-g++"
+export AR="$AL_TGT-ar"
+export AS="$AL_TGT-as"
+export LD="$AL_TGT-ld"
+export RANLIB="$AL_TGT-ranlib"
+export READELF="$AL_TGT-readelf"
+export STRIP="$AL_TGT-strip"
+
+# Install sbase
+gitclone http://git.suckless.org/sbase $AL_SOURCES/sbase
+cd "$AL_SOURCES/sbase"
+make CC=$CC -j8
+make PREFIX=$AL_ROOT install
+cd $AL
+
+# Install ubase
+gitclone http://git.suckless.org/ubase $AL_SOURCES/ubase
+cd "$AL_SOURCES/ubase"
+make CC=$CC -j8
+make PREFIX=$AL_ROOT install
+cd $AL
+
+# Install dash
+cd "$AL_SOURCES/dash"
+if [ ! -f Makefile ]; then
+    ./configure --prefix=$AL_ROOT
+fi
+make -j8
+make install
+cd $AL
+