#!/bin/bash

# exit on error
set -e
# print each line
set -x

# directory structure
HOMEDIR=/home/kit
NACLDIR=$HOMEDIR/nativeclient/native_client/tools
SRCDIR=$NACLDIR/SRC
BLDDIR=$NACLDIR/BUILD
TRGDIR=$NACLDIR/out/nacl-sdk

# TODO where we run the whole thing?

# compile binutils
cd $SRCDIR/binutils/
CC="gcc -m32" \
        CFLAGS="" \
        LDFLAGS="-s " \
        $SRCDIR/binutils/configure \
                --prefix=$TRGDIR \
                --target=x86_64-nacl \
                --with-sysroot=$TRGDIR/x86_64-nacl \
                --disable-werror \
        make -C BUILD/build-binutils-x86_64-nacl all

# compile gcc
cd $SRCDIR/gcc
CC="gcc -m32" \
        CFLAGS="-O2  -Dinhibit_libc -D__gthr_posix_h" \
        LDFLAGS="-s " \
        CFLAGS_FOR_TARGET="-O2 -g " \
        CXXFLAGS_FOR_TARGET="-O2 -g " \
        PATH=$PATH:$TRGDIR/bin: \
        export PATH
        $SRCDIR/gcc/configure \
            --prefix=$TRGDIR \
            --disable-decimal-float
            --disable-libgomp
            --disable-libmudflap
            --disable-libssp
            --disable-libstdcxx-pch
            --target=x86_64-nacl
            --with-gmp=$BLDDIR/.gcc-extra-install-gmp
            --with-mpfr=$BLDDIR/.gcc-extra-install-mpfr
            --with-ppl=$BLDDIR/.gcc-extra-install-ppl
            --with-host-libstdcxx="-lpwl -lstdc++ -lm"
            --with-cloog=$BLDDIR/.gcc-extra-install-cloog-ppl
            --disable-ppl-version-check \
            --disable-shared \
            --disable-threads \
            --enable-languages="c" \
            --without-headers \
        make -C BUILD/build-pregcc-x86_64-nacl all-gcc all-target-libgcc

# compile newlib
cd $SRCDIR/newlib
CC="gcc -m32" \
        CFLAGS="-O2 " \
        CFLAGS_FOR_TARGET='-O2 -D_I386MACH_ALLOW_HW_INTERRUPTS -DSIGNAL_PROVIDED -mtls-use-call' \
        CXXFLAGS_FOR_TARGET='-O2 -D_I386MACH_ALLOW_HW_INTERRUPTS -DSIGNAL_PROVIDED -mtls-use-call' \
        PATH=$PATH:$TRGDIR/bin: \
        export PATH
        $SRCDIR/newlib/configure \
                --disable-libgloss \
                --enable-newlib-iconv \
                --enable-newlib-io-long-long \
                --enable-newlib-io-long-double \
                --enable-newlib-io-c99-formats \
                --enable-newlib-mb \
                --prefix=$TRGDIR \
                --target=x86_64-nacl \
        make -C BUILD/newlib \
        make DESTDIR= install