Crosstool-NG Script for ESP32 and ESP8266

build_ESP_crosstool-NG.sh

#!/bin/bash
# Author: Peter Dobler (@Juppit)
# e-Mail: esp8266-mail@t-online.de
# Last edit: 18/01/2016
#

DO_INSTALL=1
DO_CONFIG=1
DO_BUILD=1
PROJ_ROOT=$PWD
PROJ=crosstool-NG

# used for jcmvbkbc/crosstool-NG
# also for pfalcon/esp-open-sdk crosstool part
BRANCH=lx106-g++-1.21.0
TARGET=xtensa-lx106-elf
# for ESP32
BRANCH=esp108-1.21.0
TARGET=xtensa-esp108-elf

function pause(){
    read -p "Press [Enter] to $*..." KEY
    if [ $KEY ]; then
        echo "script exit."
        exit 1;
    fi
}


cd $HOME

if [ $DO_INSTALL -gt 0 ]; then

    if [ ! -f /bin/apt-cyg ]; then
        echo "installing apt-cyg..."
        echo "====================="
        lynx -source rawgit.com/transcode-open/apt-cyg/master/apt-cyg > apt-cyg
        install apt-cyg /bin
        rm apt-cyg
    fi
fi
if [ $DO_INSTALL -gt 0 ]; then
    apt-cyg install nano wget zip unzip rsync git > /dev/null
    apt-cyg install autoconf gperf bison flex patch make automake > /dev/null
    apt-cyg install texinfo libtool wget gawk libncursres-devel libintl-devel > /dev/null
    apt-cyg install cygwin32-ncurses expat libexpat-devel > /dev/null
    apt-cyg install ncurses gcc-g++ > /dev/null
    # needed for xtensa-1.22x
    apt-cyg install help2man > /dev/null
fi

if ! cd $PROJ_ROOT; then
    mkdir -p $PROJ_ROOT
else
    cd $PROJ_ROOT
fi

echo
echo "get $PROJ_ROOT/$PROJ.git..."
echo "================================"
if cd $PROJ > /dev/null 2>&1; then
    git pull;
else
    git clone --depth 1 -b $BRANCH git://github.com/jcmvbkbc/crosstool-NG.git
    cd $PROJ;
    patch -p1 < ../crosstool-NG.patch
    # undo by e.g.: git checkout branch kconfig/Makefile
fi

if [ -f $PWD/builds/$TARGET/build.log.bz2 ]; then
    echo
    echo "builds/$TARGET/build.log.bz2 already exist"
    echo "==================================================="
fi
echo
echo "start config..."
echo "==============="
if [ $DO_CONFIG -gt 0 ]; then
    ./bootstrap && ./configure --prefix=`pwd`
    make && make install
    ./ct-ng $TARGET
fi

if [ $DO_BUILD -gt 0 ]; then
    echo
    echo "start build now..."
    echo "=================="
    pause 'start'
    if [ $KEY ]; then exit 1; fi
    ./ct-ng build
    chmod -R u+w $PROJ_ROOT/builds/$TARGET
fi

echo Remember to set PATH=$PROJ_ROOT/builds/$TARGET/bin:'$PATH'