#!/bin/sh
TARGET=mipsel-elf
PREFIX=/usr/local

# ---------------------------------------------------------------
# 1. Binutils bauen und installieren
# ---------------------------------------------------------------
if [ ! -d ./binutils-2.19_build ]; then
  mkdir -p binutils-2.19_build
  cd binutils-2.19_build
  ../binutils-2.19/configure --target=$TARGET --prefix=$PREFIX
  make
  make install
  cd ..
else
  echo binutils is already built.
fi

# ---------------------------------------------------------------
# 2. GCC bootstrapping 
# ---------------------------------------------------------------
if [ ! -d ./gcc-4.3.2_build ]; then
  mkdir -p gcc-4.3.2_build
  cd gcc-4.3.2_build
  ../gcc-4.3.2/configure --target=$TARGET --prefix=$PREFIX --enable-languages="c,c++" --without-headers  --with-newlib --with-float=soft --disable-multilib
  CFLAGS_FOR_TARGET="-mno-gpopt" make all-gcc
  make install-gcc
  cd ..

# ---------------------------------------------------------------
# 3. Newlib bauen und installieren
# ---------------------------------------------------------------
  mkdir -p newlib-1.16.0_build
  rm -rf newlib-1.16.0_build/*
  cd newlib-1.16.0_build
  ../newlib-1.16.0/configure --target=$TARGET --prefix=$PREFIX --with-float=soft --disable-multilib
  TARGET_CFLAGS="-mno-gpopt" make
  make install
  cd ..

# ---------------------------------------------------------------
# 4. GCC bauen und installieren
# ---------------------------------------------------------------
  cd gcc-4.3.2_build
  ../gcc-4.3.2/configure --target=$TARGET --prefix=$PREFIX --enable-languages="c,c++" --disable-shared --with-newlib --with-float=soft --disable-multilib
  CFLAGS_FOR_TARGET="-mno-gpopt" make all
  make info
  make install
  cd ..
else
  echo GCC is already built.
fi