# --- T2-COPYRIGHT-NOTE-BEGIN ---
# T2 SDE: package/*/grub2/grub2.conf
# Copyright (C) 2004 - 2024 The T2 SDE Project
# Copyright (C) 1998 - 2003 ROCK Linux Project
# 
# This Copyright note is generated by scripts/Create-CopyPatch,
# more information can be found in the files COPYING and README.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2.
# --- T2-COPYRIGHT-NOTE-END ---

# TODO: some arch variants currently only some ISA variant
if [ "$SDECFG_ARM_ENDIANESS" = 'eb' ]; then
	custmain=true
else

# *** No rule to make target '../grub-core/extra_deps.lst', needed by 'syminfo.lst'.
hook_add premake 5 "touch grub-core/extra_deps.lst"

grub_postmake() {
	mkdir -p $root/boot/grub
	cp docs/grub.cfg $root/boot/grub/grub.cfg.example
}
hook_add postmake 5 "grub_postmake"

atstage toolchain && var_remove_regex confopt " " "--target=.*"
hook_add preconf 5 "./autogen.sh" # for apple efi magic, ieee1275_fb, luks2-argon2
hook_add preconf 7 "cp -vf `match_source_file -p unifont` unifont.ttf"

var_append confopt ' ' '--enable-device-mapper'
var_append confopt ' ' '--disable-libzfs'

var_remove GCC_WRAPPER_APPEND " " "-c?:-s"
var_append GCC_WRAPPER_REMOVE " " "-Werror" # for clang

case $arch in
	arm)	var_append confopt ' ' '--with-platform=efi' ;;
	sparc*)	export ac_cv_prog_TARGET_OBJCOPY=$OBJCOPY ;;
	powerpc*) var_append GCC_WRAPPER_APPEND " " "-mno-altivec" ;;
	x86*)	# 386-pc 1st: Decompressor is too big, keep in sync below!
		[ "$SDECFG_DEFAULT_CC" = gcc ] &&
			var_append GCC_WRAPPER_INSERT " " "-Wa,-mx86-used-note=no"
		var_append GCC_WRAPPER_INSERT " " "-Os"
		var_append GCC_WRAPPER_APPEND " " "-mno-avx -mno-avx2"
		# TODO: fix grub's Makefile to always add -m32?
		[ "$SDECFG_X8664_X32" = 1 ] && var_append GCC_WRAPPER_INSERT " " "-m32"
		;;
esac

unset CPP
var_remove_regex makeopt ' ' 'CPP=.*'

pkg_grub_rebuild() {
	var_append confopt ' ' '--with-platform=efi'

	var_remove GCC_WRAPPER_INSERT " " "-Os -Wa,-mx86-used-note=no"
	# looks like SSE, 2, 3 usually works within EFI?
	var_append GCC_WRAPPER_REMOVE " " "-mno-sse -mno-sse2 -mno-sse3"
	var_remove GCC_WRAPPER_INSERT " " "-m32"

	eval $MAKE distclean
	eval_config_command $confopt $extraconfopt

	# TODO: build x32 utils
	[ "$SDECFG_X8664_X32" = 1 ] &&
		var_append makeopt ' ' 'bin_PROGRAMS= sbin_PROGRAMS=' &&
		var_append makeinstopt ' ' 'bin_PROGRAMS= sbin_PROGRAMS='

	eval $MAKE $makeopt
	eval $MAKE $makeinstopt
}
[[ "$arch" = x86* ]] && ! atstage toolchain && hook_add postmake 7 pkg_grub_rebuild

var_append INSTALL_WRAPPER_FILTER '|' 'sed -e s,info/grub.info,info/grub2.info, \
  -e s,man8/grub-install.8,man8/grub2-install.8, \
  -e s,bin/grub-install,bin/grub2-install, -e s,bin/grub-set-default,bin/grub2-set-default,'
fi