# This is a semi-automatic script for building the binary packages.
# It is intended to be progressively copied/pasted to a bash shell.

set -x

PACKAGENAME=gcc
VERSION=-13.2.0
VERSIONPATCH=-mintelf-20240130
VERSIONBIN=-bin-cygwin
VERSIONBUILD=-$(date +%Y%m%d)
INSTALL_DIR=/opt/cross-mintelf
ARCHIVES_DIR="$HOME/archives/$PACKAGENAME/$PACKAGENAME$VERSION"
BUILD_DIR=$HOME/compil

cd $BUILD_DIR

tar xvf $ARCHIVES_DIR/$PACKAGENAME$VERSION.tar.xz
mv $PACKAGENAME$VERSION $PACKAGENAME$VERSION$VERSIONPATCH
cd $PACKAGENAME$VERSION$VERSIONPATCH
xzcat $ARCHIVES_DIR/$PACKAGENAME$VERSION$VERSIONPATCH.patch.xz |patch -p1
cd ..

mkdir $PACKAGENAME$VERSION$VERSIONPATCH.obj
cd $PACKAGENAME$VERSION$VERSIONPATCH.obj
../$PACKAGENAME$VERSION$VERSIONPATCH/configure --target=m68k-atari-mintelf --prefix=$INSTALL_DIR --enable-languages="c,c++" --disable-nls --disable-libstdcxx-pch --disable-libcc1 --disable-sjlj-exceptions --disable-fixincludes CFLAGS_FOR_TARGET="-O2 -fomit-frame-pointer" CXXFLAGS_FOR_TARGET="-O2 -fomit-frame-pointer"

make all-gcc

# The temporary compiler is very slow on Cygwin (it will be fast when fully installed)
# The following hack can sometimes increase the compilation speed
# by avoiding a shell wrapper for "as".
#ln -sf $INSTALL_DIR/bin/m68k-atari-mintelf-as gcc/as

make all-target-libgcc

######################################
# Now, open another terminal window, and compile and install the MiNTlib from there.
# Do the same with fdlibm.
# Then go back here.
######################################

# Dirty hack to fix the PATH_MAX issue.
# The right solution would be to configure gcc using --with-sysroot
cat ../$PACKAGENAME$VERSION$VERSIONPATCH/gcc/limitx.h ../$PACKAGENAME$VERSION$VERSIONPATCH/gcc/glimits.h ../$PACKAGENAME$VERSION$VERSIONPATCH/gcc/limity.h >gcc/include/limits.h

make
make install DESTDIR=$PWD/binary-package

cd binary-package
rm -r ${INSTALL_DIR#/}/include
rm -r ${INSTALL_DIR#/}/share/info
rm -r ${INSTALL_DIR#/}/share/man/man7
strip ${INSTALL_DIR#/}/bin/*
strip ${INSTALL_DIR#/}/libexec/gcc/m68k-atari-mintelf/${VERSION#-}/*
strip ${INSTALL_DIR#/}/libexec/gcc/m68k-atari-mintelf/${VERSION#-}/install-tools/*
find ${INSTALL_DIR#/}/m68k-atari-mintelf/lib -name '*.a' -print -exec m68k-atari-mintelf-strip -S -x '{}' ';'
find ${INSTALL_DIR#/}/lib/gcc/m68k-atari-mintelf/* -name '*.a' -print -exec m68k-atari-mintelf-strip -S -x '{}' ';'
gzip -9 ${INSTALL_DIR#/}/share/man/*/*.1

tar --owner=0 --group=0 -Jcvf $PACKAGENAME$VERSION$VERSIONPATCH$VERSIONBIN$VERSIONBUILD.tar.xz ${INSTALL_DIR#/}
#mv $PACKAGENAME$VERSION$VERSIONPATCH$VERSIONBIN$VERSIONBUILD.tar.xz $ARCHIVES_DIR/