NetBSD/gnu/toolchain2netbsd
tv 82e96808ff First copy of toolchain2netbsd script, used to generate the platform-specific
GNU toolchain files in one pass (which are then committed).  Still missing
is support for gdb (in progress).
2001-06-18 16:07:07 +00:00

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#!/bin/sh
# $NetBSD: toolchain2netbsd,v 1.1 2001/06/18 16:07:07 tv Exp $
#
# Shell script for generating all the constants needed for a native
# platform build of src/gnu/dist/toolchain.
#
TMPDIR=${TMPDIR:-/tmp}
MAKE=${MAKE:-make}
# usage: getvars MAKEFILE VARNAME [VARNAME...]
getvars () {
_mf="$1"; shift
$MAKE -f - _x_ <<EOF || { echo >&2 "ABORT: getvars $_mf $* failed"; exit 1; }
_x_:
.for var in $*
@echo G_\${var}=\${\${var}:Q} | sed 's,$_VPATH,\$\${DIST},g'
.endfor
.include "$_TMPDIR/$_mf"
EOF
}
# usage: write_c FILENAME
write_c () {
echo '/* This file is automatically generated. DO NOT EDIT! */' >$1.tmp || \
{ echo >&2 "ABORT: cannot create $1"; exit 1; }
grep '$''NetBSD' toolchain2netbsd | sed 's,[#$],,g;s,.*,/* Generated from: & */,' >>$1.tmp
echo '' >>$1.tmp
writefile $1
}
# usage: write_mk FILENAME
write_mk () {
echo '# This file is automatically generated. DO NOT EDIT!' >$1.tmp || \
{ echo >&2 "ABORT: cannot create $1"; exit 1; }
grep '$''NetBSD' toolchain2netbsd | sed 's,[#$],,g;s,.*,# Generated from: &,' >>$1.tmp
echo '#' >>$1.tmp
writefile $1
}
writefile () {
cat >>$1.tmp
# will not overwrite a file that has the same content
if cmp $1.tmp $1 >/dev/null 2>&1; then
echo >&2 "$1 is unchanged"
rm -f $1.tmp
else
mv -f $1.tmp $1
fi
}
##### run GNU configure script #####
_TMPDIR=${TMPDIR:-/tmp}/gnu.dist.toolchain.tmp
MACHINE_ARCH=`sysctl -n hw.machine_arch`
if [ ! -d $_TMPDIR ]; then
mkdir -p $_TMPDIR
cwd=`pwd`
(cd $_TMPDIR && LDFLAGS=-lintl LANGUAGES="c c++ objc f77" \
$cwd/dist/toolchain/configure --disable-shared)
fi
_VPATH=`grep VPATH ${_TMPDIR}/Makefile | sed 's,^.*= ,,'`
##### gnu/lib/libbfd #####
mkdir -p lib/libbfd/arch/$MACHINE_ARCH
{
getvars bfd/Makefile \
libbfd_la_DEPENDENCIES libbfd_la_OBJECTS DEFS INCLUDES TDEFAULTS
getvars opcodes/Makefile \
archdefs BFD_MACHINES | sed 's,=,+=,g'
} | write_mk lib/libbfd/arch/$MACHINE_ARCH/defs.mk
(cd $_TMPDIR/bfd && $MAKE bfd.h)
write_c lib/libbfd/arch/$MACHINE_ARCH/bfd.h <$_TMPDIR/bfd/bfd.h
{
cat $_TMPDIR/bfd/config.h
grep -v PACKAGE $_TMPDIR/opcodes/config.h
} | write_c lib/libbfd/arch/$MACHINE_ARCH/config.h
##### gnu/lib/libgcc #####
# DPBIT, FPBIT only used on mn10[23]00, we don't need them.
getvars gcc/Makefile \
CXX_EXTRA_HEADERS CXX_LIB2FUNCS CXX_LIB2SRCS \
INCLUDES LIB2ADD LIB2FUNCS LIB2FUNCS_EH \
LIBGCC2_CFLAGS MAYBE_USE_COLLECT2 \
| write_mk lib/libgcc/$MACHINE_ARCH.mk
##### gnu/lib/libiberty #####
mkdir -p lib/libiberty/arch/$MACHINE_ARCH
getvars libiberty/Makefile \
ALLOCA EXTRA_OFILES LIBOBJS REQUIRED_OFILES \
| write_mk lib/libiberty/arch/$MACHINE_ARCH/defs.mk
write_c lib/libiberty/arch/$MACHINE_ARCH/config.h <$_TMPDIR/libiberty/config.h
##### gnu/usr.bin/gcc #####
mkdir -p usr.bin/gcc/arch/$MACHINE_ARCH
{
getvars gcc/Makefile \
ALL_CFLAGS ALL_CPPFLAGS C_AND_OBJC_OBJS C_OBJS DRIVER_DEFINES \
HOST_LIBS HOST_PRINT HOST_RTL HOST_RTLANAL INCLUDES \
md_file OBJC_OBJS OBJS out_file version
getvars gcc/cp/Makefile \
CXX_OBJS
getvars gcc/f/Makefile \
F77_OBJS
} | write_mk usr.bin/gcc/arch/$MACHINE_ARCH/defs.mk
for f in auto-host config gencheck hconfig options specs tconfig tm; do
write_c usr.bin/gcc/arch/$MACHINE_ARCH/$f.h <$_TMPDIR/gcc/$f.h
done
# -rm -rf ${_TMPDIR}