#!/bin/sh
#	$NetBSD: mknative-gdb,v 1.16 2023/07/31 17:09:59 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 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/readline/Makefile \
			CCFLAGS OBJECTS
	} | write_mk $_READLINE/arch/$_MACHINE_SUBDIR/defs.mk

	write_c $_READLINE/arch/$_MACHINE_SUBDIR/config.h \
		<$_TMPDIR/readline/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_//g |
	write_mk $_DECNUMBER/arch/$_MACHINE_SUBDIR/defs.mk

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

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

##### gdb/lib/libgdbsupport #####

get_gdb_libgdbsupport () {
	local _GDBSUPPORT=$_GDB/lib/libgdbsupport
	mkdir -p $_TOP/$_GDBSUPPORT/arch/$_MACHINE_SUBDIR/gdbsupport

	getvars gdbsupport/Makefile libgdbsupport_a_OBJECTS |
	sed -e s/libgdbsupport_a_//g |
	write_mk $_GDBSUPPORT/arch/$_MACHINE_SUBDIR/defs.mk

	write_c $_GDBSUPPORT/arch/$_MACHINE_SUBDIR/gdbsupport/config.h \
		<$_TMPDIR/gdbsupport/config.h
}

##### gdb/lib/libctf #####

get_gdb_libctf () {
	local _CTF=$_GDB/lib/libctf
	mkdir -p $_TOP/$_CTF/arch/$_MACHINE_SUBDIR

	getvars libctf/Makefile libctf_la_OBJECTS |
	sed -e s/libctf_la_//g -e 's/\.lo/.o/g' -e s/libctf_la-//g |
	write_mk $_CTF/arch/$_MACHINE_SUBDIR/defs.mk

	write_c $_CTF/arch/$_MACHINE_SUBDIR/config.h \
		<$_TMPDIR/libctf/config.h
}

##### gdb/lib/libbacktrace #####

get_gdb_libbacktrace () {
	local _BACKTRACE=$_GDB/lib/libbacktrace
	mkdir -p $_TOP/$_BACKTRACE/arch/$_MACHINE_SUBDIR

	getvars libbacktrace/Makefile libbacktrace_la_OBJECTS \
	    libbacktrace_la_LIBADD |
	sed -e s/libbacktrace_la_//g -e 's/\.lo/.o/g' -e s/libbacktrace_la-//g |
	write_mk $_BACKTRACE/arch/$_MACHINE_SUBDIR/defs.mk

	write_c $_BACKTRACE/arch/$_MACHINE_SUBDIR/config.h \
		<$_TMPDIR/libbacktrace/config.h
	write_c $_BACKTRACE/arch/$_MACHINE_SUBDIR/backtrace-supported.h \
		<$_TMPDIR/libbacktrace/backtrace-supported.h
}

##### gdb/lib/libsframe #####

get_gdb_libsframe () {
	local _SFRAME=$_GDB/lib/libsframe
	mkdir -p $_TOP/$_SFRAME/arch/$_MACHINE_SUBDIR

	getvars libsframe/Makefile libsframe_la_OBJECTS |
	sed -e s/libsframe_la_//g -e 's/\.lo/.o/g' -e s/libsframe_la-//g |
	write_mk $_SFRAME/arch/$_MACHINE_SUBDIR/defs.mk
}

##### gdb/lib/libgnulib #####

get_gdb_libgnulib () {
	local _GNULIB=$_GDB/lib/libgnulib
	mkdir -p $_TOP/$_GNULIB/arch/$_MACHINE_SUBDIR/gnulib/import/malloc

	(getvars gnulib/Makefile gl_LIBOBJS |
	sed -e s/gl_LIB//g &&
	getvars gnulib/import/Makefile libgnu_a_OBJECTS |
	sed -e s/libgnu_a-//g -e s@glthread/@@g -e s@malloc/@@g) |
	write_mk $_GNULIB/arch/$_MACHINE_SUBDIR/defs.mk

	for i in config.h \
	    import/alloca.h import/ctype.h \
	    import/dirent.h import/fcntl.h \
	    import/fnmatch.h import/glob.h \
	    import/glob-libc.gl.h \
	    import/inttypes.h import/limits.h \
	    import/locale.h import/math.h \
	    import/malloc/scratch_buffer.gl.h \
	    import/signal.h import/stdint.h \
	    import/stdio.h import/stdlib.h \
	    import/string.h import/time.h \
	    import/unistd.h import/wchar.h \
	    import/wctype.h
	do
	    write_c $_GNULIB/arch/$_MACHINE_SUBDIR/gnulib/$i \
		< $_TMPDIR/gnulib/$i
	done
}

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

get_gdb_libgdb () {
	local _GDBP=$_GDB/lib/libgdb

	{
		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@dwarf2/@@g -e s@unittests/@@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 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 
			continue
		fi
		ls -l $_TMPDIR/gdb/$f.h | \
			sed 's,^.*->.*/gdb/,,;s,^,#include <,;s,$,>,' | \
			write_c $_GDBP/arch/$_MACHINE_SUBDIR/$f.h
	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
}

# gdb/bin/gdbserver`

get_gdb_bingdbserver () {
	local _CTF=$_GDB/bin/gdbserver

	if [ ! -f $_CTF/arch/$_MACHINE_SUBDIR/config.h ]; then
		return
	fi
	mkdir -p $_TOP/$_CTF/arch/$_MACHINE_SUBDIR

	write_c $_CTF/arch/$_MACHINE_SUBDIR/config.h \
		<$_TMPDIR/gdbserver/config.h
	write_c $_CTF/arch/$_MACHINE_SUBDIR/version.cc \
		<$_TMPDIR/gdbserver/version-generated.cc
}

##### main #####

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

*)	echo invalid arguments; exit 1;;
esac