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Forked from ZakKemble/avr-gcc-build.sh
Last active January 26, 2019 06:21
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#!/bin/bash
# http://www.nongnu.org/avr-libc/user-manual/install_tools.html
# For optimum compile time this should generally be set to the number of CPU cores your machine has
JOBCOUNT=4
# Build Linux toolchain
# A Linux AVR-GCC toolchain is required to build a Windows toolchain
# If the Linux toolchain has already been built then you can set this to 0
BUILD_LINUX=1
# Build 32 bit Windows toolchain
BUILD_WIN32=0
# Build 64 bit Windows toolchain
BUILD_WIN64=0
# Build AVR-LibC
BUILD_LIBC=1
# Output locations for built toolchains
PREFIX_LINUX=/opt/avr-linux
PREFIX_WIN32=/opt/avr-win32
PREFIX_WIN64=/opt/avr-win64
PREFIX_LIBC=/opt/avr-libc
# Install packages
if hash apt-get 2>/dev/null; then
# This works for Debian 8 and Ubuntu 16.04
apt-get install wget make mingw-w64 gcc g++ bzip2
elif hash yum 2>/dev/null; then
# This works for CentOS 7
yum install wget
rpm -q epel-release-7-6.noarch >/dev/null
if [ $? -ne 0 ]; then
# EPEL is for the MinGW stuff
rm -f epel-release-7-6.noarch.rpm
wget https://www.mirrorservice.org/sites/dl.fedoraproject.org/pub/epel//7/x86_64/e/epel-release-7-6.noarch.rpm
rpm -Uvh epel-release-7-6.noarch.rpm
fi
yum install make mingw64-gcc mingw64-gcc-c++ mingw32-gcc mingw32-gcc-c++ gcc gcc-c++ bzip2
elif hash pacman 2>/dev/null; then
# This works for Arch
pacman -S --needed wget make mingw-w64-binutils mingw-w64-gcc mingw-w64-crt mingw-w64-headers mingw-w64-winpthreads gcc bzip2
fi
# Stop on errors
set -e
NAME_BINUTILS="binutils-2.31.1"
NAME_GCC="gcc-8.2.0"
NAME_LIBC="avr-libc-2.0.0"
HOST_WIN32="i686-w64-mingw32"
HOST_WIN64="x86_64-w64-mingw32"
OPTS_BINUTILS="
--target=avr
--disable-nls
"
OPTS_GCC="
--target=avr
--enable-languages=c,c++
--disable-nls
--disable-libssp
--disable-libada
--with-dwarf2
--disable-shared
--enable-static
--enable-mingw-wildcard
"
OPTS_LIBC=""
TIME_START=$(date +%s)
makeDir()
{
rm -rf "$1/"
mkdir -p "$1"
}
fixGCCAVR()
{
# In GCC 7.1.0 there seems to be an issue with INT8_MAX and some other things being undefined in /gcc/config/avr/avr.c when building for Windows.
# Adding '#include <stdint.h>' doesn't fix it, but manually defining the values does the trick.
echo "Fixing missing defines..."
DEFSFIX="
#if (defined _WIN32 || defined __CYGWIN__)
#define INT8_MIN (-128)
#define INT16_MIN (-32768)
#define INT8_MAX 127
#define INT16_MAX 32767
#define UINT8_MAX 0xff
#define UINT16_MAX 0xffff
#endif
"
ORIGINAL=$(cat ../gcc/config/avr/avr.c)
echo "$DEFSFIX" > ../gcc/config/avr/avr.c
echo "$ORIGINAL" >> ../gcc/config/avr/avr.c
}
echo "Clearing output directories..."
[ $BUILD_LINUX -eq 1 ] && makeDir "$PREFIX_LINUX"
[ $BUILD_WIN32 -eq 1 ] && makeDir "$PREFIX_WIN32"
[ $BUILD_WIN64 -eq 1 ] && makeDir "$PREFIX_WIN64"
[ $BUILD_LIBC -eq 1 ] && makeDir "$PREFIX_LIBC"
PATH="$PATH":"$PREFIX_LINUX"/bin
export PATH
CC=""
export CC
echo "Downloading sources..."
rm -f $NAME_BINUTILS.tar.xz
rm -rf $NAME_BINUTILS/
wget ftp://ftp.mirrorservice.org/sites/ftp.gnu.org/gnu/binutils/$NAME_BINUTILS.tar.xz
rm -f $NAME_GCC.tar.xz
rm -rf $NAME_GCC/
wget ftp://ftp.mirrorservice.org/sites/sourceware.org/pub/gcc/releases/$NAME_GCC/$NAME_GCC.tar.xz
if [ $BUILD_LIBC -eq 1 ]; then
rm -f $NAME_LIBC.tar.bz2
rm -rf $NAME_LIBC/
wget ftp://ftp.mirrorservice.org/sites/download.savannah.gnu.org/releases/avr-libc/$NAME_LIBC.tar.bz2
fi
confMake()
{
../configure --prefix=$1 $2 $3 $4
make -j $JOBCOUNT
make install-strip
rm -rf *
}
# Make AVR-Binutils
echo "Making Binutils..."
echo "Extracting..."
tar xf $NAME_BINUTILS.tar.xz
mkdir -p $NAME_BINUTILS/obj-avr
cd $NAME_BINUTILS/obj-avr
[ $BUILD_LINUX -eq 1 ] && confMake "$PREFIX_LINUX" "$OPTS_BINUTILS"
[ $BUILD_WIN32 -eq 1 ] && confMake "$PREFIX_WIN32" "$OPTS_BINUTILS" --host=$HOST_WIN32 --build=`../config.guess`
[ $BUILD_WIN64 -eq 1 ] && confMake "$PREFIX_WIN64" "$OPTS_BINUTILS" --host=$HOST_WIN64 --build=`../config.guess`
cd ../../
# Make AVR-GCC
echo "Making GCC..."
echo "Extracting..."
tar xf $NAME_GCC.tar.xz
mkdir -p $NAME_GCC/obj-avr
cd $NAME_GCC
chmod +x ./contrib/download_prerequisites
./contrib/download_prerequisites
cd obj-avr
# fixGCCAVR
[ $BUILD_LINUX -eq 1 ] && confMake "$PREFIX_LINUX" "$OPTS_GCC"
[ $BUILD_WIN32 -eq 1 ] && confMake "$PREFIX_WIN32" "$OPTS_GCC" --host=$HOST_WIN32 --build=`../config.guess`
[ $BUILD_WIN64 -eq 1 ] && confMake "$PREFIX_WIN64" "$OPTS_GCC" --host=$HOST_WIN64 --build=`../config.guess`
cd ../../
# Make AVR-LibC
if [ $BUILD_LIBC -eq 1 ]; then
echo "Making AVR-LibC..."
echo "Extracting..."
bunzip2 -c $NAME_LIBC.tar.bz2 | tar xf -
mkdir -p $NAME_LIBC/obj-avr
cd $NAME_LIBC/obj-avr
confMake "$PREFIX_LIBC" "$OPTS_LIBC" --host=avr --build=`../config.guess`
cd ../../
fi
TIME_END=$(date +%s)
TIME_RUN=$(($TIME_END - $TIME_START))
echo ""
echo "Done in $TIME_RUN seconds"
exit 0
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