Retro68/build-toolchain.bash

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#!/bin/bash
# Copyright 2014 Wolfgang Thaller.
#
# This file is part of Retro68.
#
# Retro68 is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Retro68 is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Retro68. If not, see <http://www.gnu.org/licenses/>.
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set -e
# Set up paths.
SRC=$(cd `dirname $0` && pwd -P)
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PREFIX=`pwd -P`/toolchain/
BINUTILS=`pwd -P`/binutils-build
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##################### Command-line Options
SKIP_THIRDPARTY=false
BUILD_68K=true
BUILD_PPC=true
BUILD_CARBON=true
CLEAN_AFTER_BUILD=false
HOST_CMAKE_FLAGS=()
function usage()
{
echo "Usage: $0 [options]"
echo
echo "Options: "
echo " --skip-thirdparty do not rebuild gcc & third party libraries"
echo " --no-68k disable support for 68K Macs"
echo " --no-ppc disable classic PowerPC CFM support"
echo " --no-carbon disable Carbon CFM support"
echo " --clean-after-build remove intermediate build files right after building"
echo " --help show this help message"
}
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for ARG in $*; do
case $ARG in
--skip-thirdparty)
SKIP_THIRDPARTY=true
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;;
--no-68k)
BUILD_68K=false
;;
--no-ppc)
BUILD_PPC=false
BUILD_CARBON=false
;;
--no-carbon)
BUILD_CARBON=false
;;
--clean-after-build)
CLEAN_AFTER_BUILD=true
;;
--host-cxx-compiler=*)
HOST_CMAKE_FLAGS[${#HOST_CMAKE_FLAGS}]="-DCMAKE_CXX_COMPILER=${ARG#*=}"
;;
--help)
usage
exit 0
;;
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*)
echo "unknown option $ARG"
usage
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exit 1
;;
esac
done
ARCHS=""
if [ $BUILD_68K != false ]; then
ARCHS="$ARCHS m68k"
fi
if [ $BUILD_PPC != false ]; then
ARCHS="$ARCHS powerpc"
fi
##################### Sanity checks
if [ `pwd -P` == "$SRC" ]; then
echo "Please do not invoke build-toolchain.sh from the source directory."
echo "Instead, create a separate build directory:"
echo " cd .."
echo " mkdir Retro68-build"
echo " ../`basename $SRC`/build-toolchain.sh"
exit 1
fi
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if [ $SKIP_THIRDPARTY != false ]; then
MISSING=false
if [ ! -d toolchain ]; then MISSING=true; fi
if [ $BUILD_68K != false ]; then
if [ ! -d binutils-build ]; then MISSING=true; fi
if [ ! -d gcc-build ]; then MISSING=true; fi
if [ ! -d elf2flt-build ]; then MISSING=true; fi
fi
if [ $BUILD_PPC != false ]; then
if [ ! -d binutils-build-ppc ]; then MISSING=true; fi
if [ ! -d gcc-build-ppc ]; then MISSING=true; fi
fi
if [ ! -d hfsutils ]; then MISSING=true; fi
if [ $MISSING != false ]; then
echo "Not all third-party components have been built yet, ignoring --skip-thirdparty."
SKIP_THIRDPARTY=false
fi
fi
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##################### Locate and check Interfaces & Libraries
if [ -d "$SRC/CIncludes" -o -d "$SRC/RIncludes" ]; then
echo
echo "### WARNING:"
echo "### Different from previous versions, Retro68 now expects to find"
echo "### header files and libraries inside the InterfacesAndLibraries diretory."
echo
fi
INTERFACES_DIR="$SRC/InterfacesAndLibraries"
function locateInterfaceThing()
{
local varname=$1
local name=$2
printf "Searching for %-25s" "$name..."
local found=`find "$INTERFACES_DIR" -name ".*" -prune -o -name $name -print`
if [ -n "$found" ]; then
eval "$varname=\$found"
echo ${found#$INTERFACES_DIR/}
return 0 # success
else
echo "NOT FOUND"
return 1 # failure
fi
}
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function explainInterfaces()
{
echo "Please get a copy of Apple's Universal Interfaces & Libraries, "
echo "version 3.x, and place it in the InterfacesAndLibraries directory inside"
echo "the Retro68 source directory."
echo
echo "The exact directory layout does not matter, but there has to be"
echo " - a directory with C header files (usually \"CIncludes\")"
echo " - a directory with Rez header files (usually \"RIncludes\")"
echo " - (for 68K) a directory containing Interface.o (usually \"Libraries\")"
echo " - (for PPC) a directory containing InterfaceLib (usually \"SharedLibraries\")"
echo " - (for Carbon) Carbon.h and CarbonLib, in the same directories"
echo
echo "The Interfaces&Libraries folder from Apple's last MPW release (MPW 3.5 "
echo "aka MPW GM 'Golden Master') is known to work."
exit 1
}
echo "Looking for various files in $INTERFACES_DIR/..."
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if locateInterfaceThing CONDITIONALMACROS_H ConditionalMacros.h; then
CINCLUDES=`dirname "$CONDITIONALMACROS_H"`
else
echo "Could not find ConditionalMacros.h anywhere inside InterfaceAndLibraries/"
echo
explainInterfaces
fi
if locateInterfaceThing CONDITIONALMACROS_R ConditionalMacros.r; then
RINCLUDES=`dirname "$CONDITIONALMACROS_R"`
else
echo "Could not find ConditionalMacros.r anywhere inside InterfaceAndLibraries/"
echo
explainInterfaces
fi
if [ $BUILD_68K != false ]; then
if locateInterfaceThing INTERFACE_O Interface.o; then
true
else
echo "Could not find Interface.o anywhere inside InterfaceAndLibraries/"
echo "(This file is required for 68K support only)"
echo
explainInterfaces
fi
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fi
if [ $BUILD_PPC != false ]; then
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if locateInterfaceThing INTERFACELIB InterfaceLib; then
SHAREDLIBRARIES=`dirname "$INTERFACELIB"`
else
echo "Could not find InterfaceLib anywhere inside InterfaceAndLibraries/"
echo "(This file is required for PowerPC support only)"
echo
explainInterfaces
fi
fi
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if [ $BUILD_CARBON != false ]; then
if locateInterfaceThing CARBON_H Carbon.h; then
carbondir=`dirname "$CARBON_H"`
if [ "$carbondir" != "$CINCLUDES" ]; then
echo "Carbon.h found, but not in the same directory as ConditionalMacros.h."
echo "This is confusing."
echo
explainInterfaces
fi
else
echo "Could not find Carbon.h anywhere inside InterfaceAndLibraries/"
echo "(This file is required for Carbon support only)"
echo
explainInterfaces
fi
if locateInterfaceThing CARBONLIB CarbonLib; then
carbondir=`dirname "$CARBONLIB"`
if [ "$carbondir" != "$SHAREDLIBRARIES" ]; then
echo "Carbon.h found, but not in the same directory as InterfaceLib."
echo "This is confusing."
echo
explainInterfaces
fi
else
echo "Could not find CarbonLib anywhere inside InterfaceAndLibraries/"
echo "(This file is required for Carbon support only)"
echo
explainInterfaces
fi
fi
##################### Third-Party components: binutils, gcc, elfutils, hfsutils
if [ $SKIP_THIRDPARTY != true ]; then
# Remove old install tree
rm -rf toolchain
mkdir -p toolchain
# Components needed for targeting 68K: binutils, gcc, elfutils, elf2flt
if [ $BUILD_68K != false ]; then
# present-day Mac users are likely to install dependencies
# in /usr/local via the homebrew package manager
export CPPFLAGS="-I/usr/local/include"
export LDFLAGS="-L/usr/local/lib"
# Build binutils for 68K
mkdir -p binutils-build
cd binutils-build
$SRC/binutils/configure --target=m68k-apple-macos --prefix=$PREFIX --disable-doc
make -j8
make install
cd ..
# Build gcc for 68K
mkdir -p gcc-build
cd gcc-build
export target_configargs="--disable-nls --enable-libstdcxx-dual-abi=no"
$SRC/gcc/configure --target=m68k-apple-macos --prefix=$PREFIX \
--enable-languages=c,c++ --with-arch=m68k --with-cpu=m68000 \
--disable-libssp MAKEINFO=missing
# There seems to be a build failure in parallel builds; ignore any errors and try again without -j8.
make -j8 || make
make install
unset target_configargs
cd ..
unset CPPFLAGS
unset LDFLAGS
mkdir -p elfutils-build
cd elfutils-build
$SRC/elfutils/configure --prefix=$PREFIX
make -j8
make install
cd ..
# Move the real linker aside and install symlinks to Elf2Mac
# (Elf2Mac is built by cmake below)
mv $PREFIX/bin/m68k-apple-macos-ld $PREFIX/bin/m68k-apple-macos-ld.real
mv $PREFIX/m68k-apple-macos/bin/ld $PREFIX/m68k-apple-macos/bin/ld.real
ln -s $PREFIX/bin/Elf2Mac $PREFIX/bin/m68k-apple-macos-ld
ln -s $PREFIX/bin/Elf2Mac $PREFIX/m68k-apple-macos/bin/ld
unset CFLAGS
unset CPPFLAGS
if [ $CLEAN_AFTER_BUILD != false ]; then
rm -rf binutils-build
rm -rf gcc-build
rm -rf elf2flt-build
fi
fi
# Components needed for targeting PPC (including Carbon): binutils, gcc
if [ $BUILD_PPC != false ]; then
# present-day Mac users are likely to install dependencies
# in /usr/local via the homebrew package manager
export CPPFLAGS="-I/usr/local/include"
export LDFLAGS="-L/usr/local/lib"
# Build binutils for PPC
mkdir -p binutils-build-ppc
cd binutils-build-ppc
$SRC/binutils/configure --target=powerpc-apple-macos --prefix=$PREFIX --disable-doc
make -j8
make install
cd ..
# Build gcc for PPC
mkdir -p gcc-build-ppc
cd gcc-build-ppc
export target_configargs="--disable-nls --enable-libstdcxx-dual-abi=no"
$SRC/gcc/configure --target=powerpc-apple-macos --prefix=$PREFIX \
--enable-languages=c,c++ --disable-libssp --disable-lto MAKEINFO=missing
make -j8
make install
unset target_configargs
cd ..
unset CPPFLAGS
unset LDFLAGS
if [ $CLEAN_AFTER_BUILD != false ]; then
rm -rf binutils-build-ppc
rm -rf gcc-build-ppc
fi
fi
# Build hfsutil
mkdir -p $PREFIX/lib
mkdir -p $PREFIX/man/man1
rm -rf hfsutils
cp -r $SRC/hfsutils .
cd hfsutils
./configure --prefix=$PREFIX --enable-devlibs
make
make install
cd ..
if [ $CLEAN_AFTER_BUILD != false ]; then
rm -rf hfsutils
fi
fi # SKIP_THIRDPARTY
##################### Build host-based components: MakePEF, MakeImport, ConvertObj, Rez, ...
echo "Building host-based tools..."
# Copy PEFBinaryFormat.h from Universal Interfaces, needed by MakePEF & MakeImport
(export LANG=en; sed 's/\r$//' < "$CINCLUDES/PEFBinaryFormat.h" | tr '\r' '\n' > "toolchain/include/PEFBinaryFormat.h")
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mkdir -p build-host
cd build-host
cmake ${SRC} -DCMAKE_INSTALL_PREFIX=$PREFIX -DCMAKE_BUILD_TYPE=Debug "${HOST_CMAKE_FLAGS[@]}"
cd ..
cmake --build build-host --target install
# make tools (such as MakeImport and the compilers) available for later commands
export PATH=$PREFIX/bin:$PATH
##################### Setup Interfaces & Libraries
echo "Preparing CIncludes..."
rm -rf "toolchain/CIncludes"
mkdir "toolchain/CIncludes"
sh "$SRC/prepare-headers.sh" "$CINCLUDES" "toolchain/CIncludes"
echo "Preparing RIncludes..."
rm -rf "toolchain/RIncludes"
mkdir "toolchain/RIncludes"
sh "$SRC/prepare-rincludes.sh" "$RINCLUDES" "toolchain/RIncludes"
# remove old symlinks in toolchain/*-apple-macos/include/
# and link files from toolchain/CIncludes
function linkheaders()
{
# the following command doesn't work on older Mac OS X versions.
# allow it to fail quietly, at worst we leave some dangling symlinks around
# in the rare situation that headers are removed from the input directory
find "$1" -lname "../../CIncludes/*" -delete || true
(cd "$1" && find "../../CIncludes/" -name '*.h' -exec ln -s {} . \;)
}
echo "Creating Symlinks for CIncludes and RIncludes..."
if [ $BUILD_68K != false ]; then
ln -sf ../RIncludes toolchain/m68k-apple-macos/RIncludes
linkheaders toolchain/m68k-apple-macos/include
fi
if [ $BUILD_PPC != false ]; then
ln -sf ../RIncludes toolchain/powerpc-apple-macos/RIncludes
linkheaders toolchain/powerpc-apple-macos/include
fi
if [ $BUILD_PPC != false ]; then
case `ResInfo -n "$INTERFACELIB" || echo 0` in
0)
echo "WARNING: Couldn't read resource fork for \"$INTERFACELIB\"."
echo " Falling back to included import libraries."
echo "Copying readymade PowerPC import libraries..."
cp $SRC/ImportLibraries/*.a toolchain/powerpc-apple-macos/lib/
;;
*)
echo "Building PowerPC import libraries..."
for shlib in "${SHAREDLIBRARIES}/"*; do
libname=`basename "$shlib"`
implib=lib${libname}.a
printf " %30s => %-30s\n" ${libname} ${implib}
MakeImport "$shlib" "toolchain/powerpc-apple-macos/lib/$implib"
done
;;
esac
fi
# if [ $BUILD_PPC != false ]; then
# echo "Copying PowerPC import libraries..."
# cp $SRC/ImportLibraries/*.a toolchain/powerpc-apple-macos/lib/
#fi
# If this is the first build,
# create an empty libretrocrt.a for each platform so that cmake's compiler
# test doesn't fail
for arch in $ARCHS; do
if [ ! -e "$PREFIX/${arch}-apple-macos/lib/libretrocrt.a" ]; then
echo "Creating dummy libretrocrt.a for $arch..."
"$PREFIX/bin/${arch}-apple-macos-ar" cqs "$PREFIX/${arch}-apple-macos/lib/libretrocrt.a"
fi
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done
# the real libretrocrt.a is built and installed by
# `cmake --build build-target --target install` later
##################### Setup Interfaces & Libraries
if [ $BUILD_68K != false ]; then
echo "Building target libraries and samples for 68K..."
# Build target-based components for 68K
mkdir -p build-target
cd build-target
INTERFACE_O=`find "$SRC/InterfacesAndLibraries" -name ".*" -prune -o -name Interface.o -print`
cmake ${SRC} -DCMAKE_TOOLCHAIN_FILE=../build-host/cmake/intree.toolchain.cmake \
-DCMAKE_BUILD_TYPE=Release \
"-DINTERFACE_O=${INTERFACE_O}"
cd ..
cmake --build build-target --target install
fi
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if [ $BUILD_PPC != false ]; then
echo "Building target libraries and samples for PowerPC..."
# Build target-based components for PPC
mkdir -p build-target-ppc
cd build-target-ppc
cmake ${SRC} -DCMAKE_TOOLCHAIN_FILE=../build-host/cmake/intreeppc.toolchain.cmake \
-DCMAKE_BUILD_TYPE=Release
cd ..
cmake --build build-target-ppc --target install
fi
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if [ $BUILD_CARBON != false ]; then
echo "Building target libraries and samples for Carbon..."
# Build target-based components for Carbon
mkdir -p build-target-carbon
cd build-target-carbon
cmake ${SRC} -DCMAKE_TOOLCHAIN_FILE=../build-host/cmake/intreecarbon.toolchain.cmake \
-DCMAKE_BUILD_TYPE=Release
cd ..
cmake --build build-target-carbon --target install
fi
echo
echo "Done building Retro68."
if [ $BUILD_68K != false ]; then
echo "You will find 68K sample appliations in build-target/Samples/."
fi
if [ $BUILD_PPC != false ]; then
echo "You will find PowerPC sample appliations in build-target-ppc/Samples/."
fi
if [ $BUILD_CARBON != false ]; then
echo "You will find Carbon sample appliations in build-target-carbon/Samples/."
fi