Hi Vincent,
On Tue, 3 Feb 2009 00:26:55 +0100 (CET), Vincent Torri
<vtorri@...>
wrote:
> On Mon, 2 Feb 2009, Danny Backx wrote:
>
>> I'm inclined to put this work (based on the current gcc from their svn)
>> in our repository.
>>
>> Upgrading to 4.4.0 once it's out shouldn't be hard.
>>
>> Does anyone have ideas (objections or hurrays) about that ?
>
> going to 4.4.0 would be nice. Just some remarks:
>
> 1) I've answered on the mailing list of mingw about the status of gcc
> 4.3.0 but i've not received any answer from the dev. But a guy, who
wanted
> also such information, mentioned a post where the mingw gcc maintainer
> filed a bug in gcc bugzilla. Do you know if it would be the thing to do,
> that is patching directly gcc instead of having your own tree ?
>
I have already generated a mingw from gcc trunk using mingw-w64 repository
and
you could find attached the script I use.
> 2) I've also read on the gcc main site that there is (will be) a support
> of plugins for gcc (finally, it stops being monolythic). Does it mean
that
> the port of cegcc could use that plugin framework ?
>
Don't know very well but plugin architecture seems a bit young for now and
I wouldn't go there until gcc4.5.
> Vincent Torri
>
#! /usr/bin/env bash
# This script can be use to generate a mingw cross-compiler targeting x86
# It uses mingw-w64 repository because projects seems more active and people
# mainteners are more windows oriented and nicer 
# To use it :
# mkdir -p x86mingw/src; cd x86mingw/src
# Copy this script in it
# Downloads binutils : wget ftp://sourceware.org/pub/binutils/snapshots/binutils-2.19.51.tar.bz2
# Decompress binutils : tar xvf binutils-2.19.51.tar.bz2
# if decompressed archive name != binutils create a symlink : ln -s binutils-2.19.51 binutils
# svn co https://mingw-w64.svn.sourceforge.net/svnroot/mingw-w64 mingw-w64
# svn checkout svn://gcc.gnu.org/svn/gcc/trunk gcc
# mkdir build-mingw32; cd build-mingw32
# ../build-mingw32-sysroot.sh -j2
# Take a coffee !
# you should have a mingw toolchain
# TODO : HANDLE x64 and ce
BASE_DIRECTORY=`dirname $0`
BASE_DIRECTORY=`(cd ${BASE_DIRECTORY}; pwd)`
ME=`basename $0`
# FIXME: some components need this (mingwdll), but they shouldn't.
export BASE_DIRECTORY
#
# Initializations.
#
export BUILD_DIR=`pwd`
ac_default_prefix="/opt/mingw32-4.4.0"
gcc_src=gcc
# The list of components, in build order. There's a build_FOO
# function for each of these components
COMPONENTS=( binutils headers bootstrap_gcc mingw gcc )
COMPONENTS_NUM=${#COMPONENTS[*]}
# Build comma separated list of components, for user display.
for ((i=0;i<$COMPONENTS_NUM;i++)); do
if [ $i = 0 ]; then
COMPONENTS_COMMA_LIST=${COMPONENTS[${i}]}
else
COMPONENTS_COMMA_LIST="${COMPONENTS_COMMA_LIST}, ${COMPONENTS[${i}]}"
fi
done
usage()
{
cat << _ACEOF
$ME builds the mingw32ce toolchain.
Usage: $0 [OPTIONS] ...
-h, --help print this help, then exit
--prefix=PREFIX install toolchain in PREFIX
[$ac_default_prefix]
-j, --parallelism PARALLELISM Pass PARALLELISM as -jPARALLELISM
to make invocations.
--components=LIST specify which components to build
valid components are: ${COMPONENTS_COMMA_LIST}
[all]
Report bugs to <cegcc-devel <at> lists.sourceforge.net>.
_ACEOF
}
ac_prev=
for ac_option
do
# If the previous option needs an argument, assign it.
if test -n "$ac_prev"; then
eval "$ac_prev=\$ac_option"
ac_prev=
continue
fi
ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'`
case $ac_option in
-help | --help | --hel | --he | -h)
usage; exit 0 ;;
-j | --parallelism | --parallelis | --paralleli | --parallel \
| --paralle | --parall | --paral | --para | --par \
| --pa)
ac_prev=parallelism ;;
-j=* | --parallelism=* | --parallelis=* | --paralleli=* | --parallel=* \
| --paralle=* | --parall=* | --paral=* | --para=* | --par=* \
| --pa=*)
parallelism=$ac_optarg ;;
-j*)
parallelism=`echo $ac_option | sed 's/-j//'` ;;
-prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
ac_prev=prefix ;;
-prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
prefix=$ac_optarg ;;
-components | --components | --component | --componen | \
--compone | --compon | --compo | --comp | --com \
| --co | --c)
ac_prev=components ;;
-components=* | --components=* | --component=* | --componen=* \
| --compone=* | --compon=* | --compo=* | --comp=* | --com=* \
| --co=* | --c=*)
components=$ac_optarg ;;
-*) { echo "$as_me: error: unrecognized option: $ac_option
Try \`$0 --help' for more information." >&2
{ (exit 1); exit 1; }; }
;;
*=*)
ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
# Reject names that are not valid shell variable names.
expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
{ echo "$as_me: error: invalid variable name: $ac_envvar" >&2
{ (exit 1); exit 1; }; }
ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
eval "$ac_envvar='$ac_optarg'"
export $ac_envvar ;;
*)
;;
esac
done
# We don't want no errors from here on.
set -e
if test -n "$ac_prev"; then
ac_option=--`echo $ac_prev | sed 's/_/-/g'`
{ echo "$as_me: error: missing argument to $ac_option" >&2
{ (exit 1); exit 1; }; }
fi
# Be sure to have absolute paths.
for ac_var in prefix
do
eval ac_val=$`echo $ac_var`
case $ac_val in
[\\/$]* | ?:[\\/]* | NONE | '' ) ;;
*) { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
{ (exit 1); exit 1; }; };;
esac
done
if [ "x${prefix}" != "x" ]; then
export PREFIX="${prefix}"
else
export PREFIX=${ac_default_prefix}
fi
# Figure out what components where requested to be built.
if test x"${components+set}" != xset; then
components=all
else
if test x"${components}" = x ||
test x"${components}" = xyes;
then
echo --components needs at least one argument 1>&2
exit 1
fi
fi
if [ "x${parallelism}" != "x" ]; then
PARALLELISM="-j${parallelism}"
else
PARALLELISM=
fi
# embedded tabs in the sed below -- do not untabify
components=`echo "${components}" | sed -e 's/[ ,][ ,]*/,/g' -e 's/,$//'`
# Don't build in source directory, it will clobber things and cleanup is hard.
if [ -d ${BUILD_DIR}/.svn ]; then
echo "Don't build in a source directory, please create an empty directory and build there."
echo "Example :"
echo " mkdir build-mingw32ce"
echo " cd build-mingw32ce"
echo " sh ../build-mingw32ce.sh $ <at> "
exit 1
fi
build_binutils()
{
echo ""
echo "BUILDING BINUTILS --------------------------"
echo ""
echo ""
mkdir -p binutils
cd binutils
${BASE_DIRECTORY}/binutils/configure \
--prefix=${PREFIX} \
--target=${TARGET} \
--with-sysroot=${PREFIX} \
--disable-nls
make ${PARALLELISM}
make install
cd ${BUILD_DIR}
}
build_headers()
{
mkdir -p "$PREFIX/include"
test -e "$PREFIX/usr" || (
cd "$PREFIX" && ln -s . usr )
test -e "$PREFIX/usr/local" || (
cd "$PREFIX/usr" && ln -s . local )
test -e "$PREFIX/mingw" || (
cd "$PREFIX" && ln -s "${TARGET}" mingw )
cp -r ${BASE_DIRECTORY}/mingw-w64/trunk/mingw-w64-headers/include "${PREFIX}/${TARGET}" || die
$? \
"$unrecoverable installing mingw-runtime headers"
cd ${BUILD_DIR}
}
build_bootstrap_gcc()
{
mkdir -p gcc-bootstrap
cd gcc-bootstrap
${BASE_DIRECTORY}/${gcc_src}/configure \
--prefix=${PREFIX} \
--target=${TARGET} \
--with-sysroot=${PREFIX} \
--disable-shared \
--with-gcc \
--with-gnu-as \
--with-gnu-ld
make ${PARALLELISM} all-gcc
make install-gcc
cd ${BUILD_DIR}
}
build_w32api()
{
mkdir -p w32api
cd w32api
${BASE_DIRECTORY}/w32api/configure \
--host=${TARGET} \
--prefix=${PREFIX} \
--with-sysroot=${PREFIX}
make ${PARALLELISM}
make install
cd ${BUILD_DIR}
}
build_mingw()
{
mkdir -p mingw
cd mingw
${BASE_DIRECTORY}/mingw-w64/trunk/mingw-w64-crt/configure \
--host=${TARGET} \
--prefix=${PREFIX} \
--with-sysroot=${PREFIX} \
--enable-lib32 \
--disable-lib64
#make ${PARALLELISM}
#make install
# because of a bug with Makefile
# when cross-compiling mingw32 we need to copy from lib32 to lib
mv ${PREFIX}/${TARGET}/lib32/* ${PREFIX}/${TARGET}/lib/
cd ${BUILD_DIR}
}
build_gcc()
{
cd ${BASE_DIRECTORY}/${gcc_src}
if [ -e ${BASE_DIRECTORY}/${gcc_src}/winsup ]; then
echo "winsup symbolic link already exists"
else
echo "Creating winsup symbolic link"
ln -s ${PREFIX} winsup
fi
# Actually we start from boostrap-gcc to build full compiler - no need to reconfigure
cd ${BUILD_DIR}
ln -s gcc-bootstrap gcc
cd gcc
make ${PARALLELISM}
make install
cd ${BUILD_DIR}
}
build_gdb()
{
echo ""
echo "BUILDING GDB --------------------------"
echo ""
echo ""
mkdir -p gdb
cd gdb
${BASE_DIRECTORY}/gdb/configure \
--with-gcc \
--with-gnu-ld \
--with-gnu-as \
--target=${TARGET} \
--prefix=${PREFIX} \
--disable-nls \
--disable-win32-registry \
--disable-multilib \
--disable-interwork \
--enable-checking
export CFLAGS=${PREV_CFLAGS}
make ${PARALLELISM}
make install
cd ${BUILD_DIR}
}
build_gdbserver()
{
echo ""
echo "BUILDING gdbserver --------------------------"
echo ""
echo ""
mkdir -p gdbserver
cd gdbserver
${BASE_DIRECTORY}/gdb/gdbserver/configure \
--target=${TARGET} \
--host=${TARGET} \
--prefix=${PREFIX} \
make ${PARALLELISM}
make install
cd ${BUILD_DIR}
}
build_docs()
{
echo ""
echo "INSTALLING documentation --------------------------"
echo ""
echo ""
mkdir -p ${PREFIX}/share/docs
mkdir -p ${PREFIX}/share/images
cd ${BASE_DIRECTORY}/../docs
tar cf - . | (cd ${PREFIX}/share/docs; tar xf -)
cd ${BASE_DIRECTORY}/../website
tar cf - images | (cd ${PREFIX}/share; tar xf -)
cd ${BASE_DIRECTORY}/..
cp NEWS README ${PREFIX}
cp src/binutils/COPYING ${PREFIX}
cp src/binutils/COPYING.LIB ${PREFIX}
cp src/newlib/COPYING.NEWLIB ${PREFIX}
cd ${BUILD_DIR}
}
build_profile()
{
echo ""
echo "BUILDING profiling libraries --------------------------"
echo ""
echo ""
mkdir -p profile
cd profile
${BASE_DIRECTORY}/profile/configure \
--build=${BUILD} \
--host=${TARGET} \
--target=${TARGET} \
--prefix=${PREFIX} \
|| exit
make ${PARALLELISM}
make install
cd ${BUILD_DIR}
}
obuild_dlls()
{
echo ""
echo "BUILDING DLL libraries --------------------------"
echo ""
echo ""
cd ${BUILD_DIR}
mkdir -p dll
cd dll
cd ${BASE_DIRECTORY}
${BASE_DIRECTORY}/build-mingw32ce-dlls.sh
cd ${BUILD_DIR}
}
build_dlls()
{
echo ""
echo "BUILDING DLL libraries --------------------------"
echo ""
echo ""
cd ${BUILD_DIR}
cd ${BASE_DIRECTORY}/mingwdll
make
make install
cd ${BUILD_DIR}
}
build_all()
{
for ((i=0;i<$COMPONENTS_NUM;i++)); do
comp=${COMPONENTS[${i}]}
build_$comp
done
}
split_components=`echo "${components}" | sed -e 's/,/ /g'`
# check for valid options before trying to build them all.
eval "set -- $split_components"
while [ -n "$1" ]; do
if [ "$1" != "all" ]; then
found=false
for ((i=0;i<$COMPONENTS_NUM;i++)); do
if [ "${COMPONENTS[${i}]}" = "$1" ]; then
found=true
fi
done
if [ $found = false ] ; then
echo "Please enter a valid build option."
exit 1
fi
fi
shift
done
export TARGET="i686-pc-mingw32"
export BUILD=`sh ${BASE_DIRECTORY}/gcc/config.guess`
export PATH=${PREFIX}/bin:${PATH}
echo "Building ${TARGET}:"
echo "source: ${BASE_DIRECTORY}"
echo "building in: ${BUILD_DIR}"
echo "prefix: ${PREFIX}"
echo "components: ${components}"
mkdir -p ${BUILD_DIR}
mkdir -p ${PREFIX}
# Now actually build them.
eval "set -- $split_components"
while [ -n "$1" ]; do
build_${1}
shift
done
echo ""
echo "DONE --------------------------"
echo ""
echo ""
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