#!/bin/sh
#	$NetBSD: mknative-gdb,v 1.8 2019/05/29 01:56:06 christos Exp $
#
# Shell script for generating all the constants needed for a native
# platform build of src/external/gpl3/gdb
#

# initialise

_TMPDIR=$2
_TOP=$3
_PLATFORM=$4
_MACHINE_SUBDIR=$5
_VPATH=`grep VPATH ${_TMPDIR}/Makefile | sed 's,^.*=[ 	]*,,'`
_GDB=external/gpl3/gdb

. $_TOP/tools/gcc/mknative.common

##### gdb/lib/libbfd #####

get_gdb_libbfd () {
	local _BFD=$_GDB/lib/libbfd
	mkdir -p $_TOP/$_BFD/arch/$_MACHINE_SUBDIR

	{
		getvars bfd/Makefile \
			libbfd_la_DEPENDENCIES libbfd_la_OBJECTS DEFS \
			INCLUDES TDEFAULTS
	} | write_mk $_BFD/arch/$_MACHINE_SUBDIR/defs.mk

	for i in bfd-in3.h bfd_stdint.h config.h bfd.h bfdver.h targmatch.h 
	do
	    write_c $_BFD/arch/$_MACHINE_SUBDIR/$i <$_TMPDIR/bfd/$i
	done
}

##### gdb/lib/libopcodes #####

get_gdb_libopcodes () {
	local _OPCODES=$_GDB/lib/libopcodes
	mkdir -p $_TOP/$_OPCODES/arch/$_MACHINE_SUBDIR

	{
		getvars opcodes/Makefile \
			archdefs BFD_MACHINES libopcodes_la_SOURCES
	} | write_mk $_GDB/lib/libopcodes//arch/$_MACHINE_SUBDIR/defs.mk

	{
		cat $_TMPDIR/opcodes/config.h
	} | write_c $_OPCODES/arch/$_MACHINE_SUBDIR/config.h
}

##### gdb/lib/libiberty #####

get_gdb_libiberty () {
	local _IBERTY=$_GDB/lib/libiberty
	mkdir -p $_TOP/$_IBERTY/arch/$_MACHINE_SUBDIR

	getvars libiberty/Makefile \
		ALLOCA EXTRA_OFILES LIBOBJS REQUIRED_OFILES \
		| write_mk $_IBERTY/arch/$_MACHINE_SUBDIR/defs.mk

	write_c $_IBERTY/arch/$_MACHINE_SUBDIR/config.h \
		<$_TMPDIR/libiberty/config.h
}

##### gdb/lib/libreadline #####

get_gdb_libreadline () {
	local _READLINE=$_GDB/lib/libreadline
	mkdir -p $_TOP/$_READLINE/arch/$_MACHINE_SUBDIR

	{
		getvars readline/Makefile \
			CCFLAGS OBJECTS
	} | write_mk $_READLINE/arch/$_MACHINE_SUBDIR/defs.mk

	write_c $_READLINE/arch/$_MACHINE_SUBDIR/config.h \
		<$_TMPDIR/readline/config.h
}

##### gdb/lib/libdecnumber #####

get_gdb_libdecnumber () {
	local _DECNUMBER=$_GDB/lib/libdecnumber
	mkdir -p $_TOP/$_DECNUMBER/arch/$_MACHINE_SUBDIR

	getvars libdecnumber/Makefile \
		libdecnumber_a_OBJS |
	sed -e s/libdecnumber_a_// |
	write_mk $_DECNUMBER/arch/$_MACHINE_SUBDIR/defs.mk

	write_c $_DECNUMBER/arch/$_MACHINE_SUBDIR/config.h \
		<$_TMPDIR/readline/config.h

	write_c $_DECNUMBER/arch/$_MACHINE_SUBDIR/gstdint.h \
		< $_TMPDIR/libdecnumber/gstdint.h
}

##### gdb/lib/libgdb #####

get_gdb_libgdb () {
	local _GDBP=$_GDB/lib/libgdb
	mkdir -p $_TOP/$_GDBP/arch/$_MACHINE_SUBDIR/build-gnulib

	{
		getvars gdb/Makefile \
			INTERNAL_CFLAGS LIBGDB_OBS SIM_OBS
	} | sed -e s@arch/@@g -e s@cli/@@g -e s@common/agent@common-agent@ \
		-e s@common/@@g -e s@compile/@@g -e s@guile/@@g -e s@mi/@@g \
		-e s@nat/@@g -e s@python/@@g -e s@target/@@g \
		-e s@tui/@@g | write_mk $_GDBP/arch/$_MACHINE_SUBDIR/defs.mk

#	getvars gdb/gdbserver/Makefile \
#		INTERNAL_CFLAGS OBS \
#		| write_mk $_GDB/bin/gdb/arch/$_MACHINE_SUBDIR/gdbserver.mk

	for i in config.h version.c init.c \
	    xml-builtin.c build-gnulib/config.h jit-reader.h
	do
	    write_c $_GDBP/arch/$_MACHINE_SUBDIR/$i \
		< $_TMPDIR/gdb/$i
	done

	for f in nm tm xm; do
		if [ -f $_TMPDIR/gdb/$f.h ]; then 
			ls -l $_TMPDIR/gdb/$f.h | sed 's,^.*->.*/gdb/,,;s,^,#include <,;s,$,>,' \
				| write_c $_GDBP/arch/$_MACHINE_SUBDIR/$f.h
		fi
	done

	local _LIBSIM=$_GDB/lib/libsim
	case $_MACHINE_SUBDIR in
	powerpc*)
		mkdir -p $_TOP/$_LIBSIM/arch/$_MACHINE_SUBDIR
		write_c $_LIBSIM/arch/$_MACHINE_SUBDIR/config.h \
			<$_TMPDIR/sim/ppc/config.h
		write_c $_LIBSIM/arch/$_MACHINE_SUBDIR/build-config.h \
			<$_TMPDIR/sim/ppc/build-config.h
		#write_c $_LIBSIM/arch/$_MACHINE_SUBDIR/cconfig.h \
		#	<$_TMPDIR/sim/common/cconfig.h
		;;
	xxmips*)	# Disabled for now
		mkdir -p $_TOP/$_LIBSIM/arch/$_MACHINE_SUBDIR
		write_c $_LIBSIM/arch/$_MACHINE_SUBDIR/config.h \
			<$_TMPDIR/sim/mips/config.h
		#write_c $_LIBSIM/arch/$_MACHINE_SUBDIR/cconfig.h \
		#	<$_TMPDIR/sim/common/cconfig.h
		{
			getvars sim/mips/Makefile \
				LIB_OBJS CONFIG_CFLAGS \
			    	BUILT_SRC_FROM_IGEN IGEN_OBJS
		} | write_mk $_LIBSIM/arch/$_MACHINE_SUBDIR/defs.mk
		;;
	*)
		;;
	esac
}

##### main #####

case $1 in
all|gdb)	# everything (uses "canadian cross" temp environment)
	get_gdb_libgdb
	get_gdb_libbfd
	get_gdb_libopcodes
	get_gdb_libiberty
	get_gdb_libreadline
	get_gdb_libdecnumber
	exit 0
	;;

*)	echo invalid arguments; exit 1;;
esac