# -*- makefile -*-

COMMON_LDFLAGS += -nostdlib
COMMON_CFLAGS += -nostdinc -isystem $(shell $(TARGET_CC) -print-file-name=include) -fno-builtin

# Used by various components.  These rules need to precede them.
script/lexer.c_DEPENDENCIES = grub_script.tab.h

kernel_img_RELOCATABLE = yes
pkglib_PROGRAMS = kernel.img
kernel_img_SOURCES = kern/device.c kern/disk.c kern/dl.c  kern/env.c	\
	kern/err.c kern/list.c kern/handler.c				\
	kern/command.c kern/corecmd.c kern/file.c			\
	kern/fs.c kern/main.c kern/misc.c kern/parser.c			\
	kern/partition.c kern/term.c					\
	kern/rescue_reader.c kern/rescue_parser.c			\
	\
	util/console.c  util/grub-emu.c util/misc.c			\
	util/hostdisk.c util/getroot.c util/mm.c util/time.c		\
	\
	gnulib/progname.c util/hostfs.c disk/host.c
kernel_img_HEADERS = boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
	env.h err.h file.h fs.h kernel.h loader.h misc.h mm.h net.h parser.h \
	partition.h msdos_partition.h reader.h symbol.h term.h time.h types.h \
	list.h handler.h command.h i18n.h env_private.h
kernel_img_CFLAGS = $(CPPFLAGS) $(CFLAGS) -Wno-undef
kernel_img_LDFLAGS = $(COMMON_LDFLAGS)
TARGET_NO_STRIP = yes

ifneq ($(TARGET_NO_MODULES), yes)
kernel_img_SOURCES += symlist.c kern/$(target_cpu)/dl.c
ifneq ($(target_cpu), i386)
ifneq ($(target_cpu), x86_64)
kernel_img_SOURCES += kern/$(target_cpu)/cache.S
endif
endif
else
kernel_img_SOURCES += grub_emu_init.c
endif

# For halt.mod.
pkglib_MODULES += halt.mod
halt_mod_SOURCES = commands/halt.c
halt_mod_CFLAGS = $(COMMON_CFLAGS)
halt_mod_LDFLAGS = $(COMMON_LDFLAGS)

ifeq ($(target_cpu), i386)
pkglib_MODULES += cpuid.mod
cpuid_mod_SOURCES = commands/i386/cpuid.c
cpuid_mod_CFLAGS = $(COMMON_CFLAGS)
cpuid_mod_LDFLAGS = $(COMMON_LDFLAGS)
endif

grub_emu_LDFLAGS = $(LIBCURSES)

ifeq ($(enable_grub_emu_usb), yes)
pkglib_MODULES += usb.mod
usb_mod_SOURCES = disk/usbms.c util/usb.c bus/usb/usb.c	\
		commands/usbtest.c
usb_mod_CFLAGS = $(COMMON_CFLAGS)
usb_mod_LDFLAGS = $(COMMON_LDFLAGS)
grub_emu_LDFLAGS += $(LIBUSB)
endif

ifeq ($(enable_grub_emu_sdl), yes)
pkglib_MODULES += sdl.mod
sdl_mod_SOURCES = util/sdl.c
sdl_mod_CFLAGS = 
sdl_mod_LDFLAGS = $(COMMON_LDFLAGS)
grub_emu_LDFLAGS += $(LIBSDL)
kernel_img_HEADERS += sdl.h
endif

ifeq ($(enable_grub_emu_pci), yes)
pkglib_MODULES += pci.mod
pci_mod_SOURCES = util/pci.c commands/lspci.c
pci_mod_LDFLAGS = $(COMMON_LDFLAGS)
grub_emu_LDFLAGS += $(LIBPCIACCESS)
endif

include $(srcdir)/conf/common.mk

MOSTLYCLEANFILES += symlist.c kernel_syms.lst
DEFSYMFILES += kernel_syms.lst
symlist.c: $(addprefix include/grub/,$(kernel_img_HEADERS)) config.h gensymlist.sh
	/bin/sh gensymlist.sh $(filter %.h,$^) > $@ || (rm -f $@; exit 1)

kernel_syms.lst: $(addprefix include/grub/,$(kernel_img_HEADERS)) config.h genkernsyms.sh
	/bin/sh genkernsyms.sh $(filter %.h,$^) > $@ || (rm -f $@; exit 1)

grub_emu_init.h: genemuinitheader.sh $(pkglib_MODULES)
	rm -f $@; echo $(pkglib_MODULES) | sh $(srcdir)/genemuinitheader.sh $(NM)  > $@
DISTCLEANFILES += grub_emu_init.h

grub_emu_init.c: genemuinit.sh $(pkglib_MODULES) grub_emu_init.h
	rm -f $@; echo $(pkglib_MODULES) | sh $(srcdir)/genemuinit.sh $(NM) > $@
DISTCLEANFILES += grub_emu_init.c

CLEANFILES += grub-emu
ifneq ($(TARGET_NO_MODULES), yes)
grub-emu: $(pkglib_PROGRAMS)
	$(CC) -o $@ $(pkglib_PROGRAMS) $(grub_emu_LDFLAGS) $(LDFLAGS)
else
grub-emu: $(pkglib_MODULES) $(pkglib_PROGRAMS)
	$(CC) -o $@ $(pkglib_MODULES) $(pkglib_PROGRAMS) $(grub_emu_LDFLAGS) $(LDFLAGS)
endif
GRUB_EMU=grub-emu