#!/bin/bash

# Build a simple cross compiler for the specified target.

# This simple compiler has no thread support, no libgcc_s.so, doesn't include
# uClibc++, and is dynamically linked against the host's shared libraries.

# Its stripped down nature makes it easy to build on an arbitrary host, and
# provides just enough capability to build a root filesystem, and to be used
# as a distcc accelerator from within that system.


# Get lots of predefined environment variables and shell functions.

source sources/include.sh || exit 1

# Parse sources/targets/$1

load_target $1

# If this target has a base architecture that's already been built, use that.

check_for_base_arch || exit 0

export TOOLCHAIN_PREFIX = ""$(ARCH)-""

# Build binutils, gcc, and ccwrap

build_section binutils
test ! -z $ELF2FLT && build_section elf2flt
build_section gcc
build_section ccwrap

if test ! -z $KARCH
{

  # Build C Library

  build_section linux-headers

  if test -z $UCLIBC_CONFIG || test ! -z $MUSL
  {
    build_section musl
  } else {
    build_section uClibc
  }
}

test ! -z $KARCH && cat > "$(STAGE_DIR)"/README