# -*- makefile -*-

CFLAGS_PLATFORM=

export LC_COLLATE := C
unexport LC_ALL

# Platform specific options
if COND_i386_pc
  CFLAGS_PLATFORM += -mrtd -mregparm=3 -freg-struct-return
endif
if COND_i386_qemu
  CFLAGS_PLATFORM += -mrtd -mregparm=3 -freg-struct-return
endif
if COND_i386_coreboot
  CFLAGS_PLATFORM += -mrtd -mregparm=3 -freg-struct-return
endif
if COND_i386_ieee1275
  CFLAGS_PLATFORM += -mrtd -mregparm=3 -freg-struct-return
endif
if COND_mips_loongson
  CFLAGS_PLATFORM += -mexplicit-relocs
  CPPFLAGS_PLATFORM = -DUSE_ASCII_FALLBACK
endif
if COND_mips
  CFLAGS_PLATFORM += -mflush-func=grub_red_herring
  CCASFLAGS_PLATFORM = -march=mips3
endif
if COND_sparc64_ieee1275
  CFLAGS_PLATFORM += -mno-app-regs
  LDFLAGS_PLATFORM = -Wl,-melf64_sparc -mno-relax
endif
if COND_arm
  CFLAGS_PLATFORM += -mthumb-interwork -mlong-calls
  LDFLAGS_PLATFORM = -Wl,--wrap=__clear_cache
endif

# Other options

if ! COND_emu
CFLAGS_PLATFORM += -Dfloat=__grub_poison
CFLAGS_PLATFORM += -Ddouble=__grub_poison
endif

CPPFLAGS_DEFAULT = -DGRUB_FILE=\"$(subst $(srcdir)/,,$<)\"
CPPFLAGS_DEFAULT += -I$(builddir)
CPPFLAGS_DEFAULT += -I$(srcdir)
CPPFLAGS_DEFAULT += -I$(top_builddir)
CPPFLAGS_DEFAULT += -I$(top_srcdir)
CPPFLAGS_DEFAULT += -I$(top_srcdir)/include
CPPFLAGS_DEFAULT += -I$(top_builddir)/include
CPPFLAGS_DEFAULT += -I$(top_srcdir)/grub-core/lib/libgcrypt-grub/include
CPPFLAGS_DEFAULT += -I$(top_srcdir)/grub-core/lib/libgcrypt-grub/src/
CCASFLAGS_DEFAULT = $(CPPFLAGS_DEFAULT) -DASM_FILE=1
BUILD_CPPFLAGS += $(CPPFLAGS_DEFAULT)

LDADD_KERNEL =

if ! COND_i386_pc
if ! COND_i386_efi
if ! COND_i386_qemu
if ! COND_i386_coreboot
if ! COND_i386_multiboot
if ! COND_i386_ieee1275
if ! COND_x86_64_efi
LDADD_KERNEL += -lgcc
endif
endif
endif
endif
endif
endif
endif

CFLAGS_KERNEL = $(CFLAGS_CPU) $(CFLAGS_PLATFORM) -ffreestanding
LDFLAGS_KERNEL = $(LDFLAGS_CPU) $(LDFLAGS_PLATFORM) -nostdlib $(TARGET_LDFLAGS_OLDMAGIC) -static-libgcc
CPPFLAGS_KERNEL = $(CPPFLAGS_CPU) $(CPPFLAGS_PLATFORM)
CCASFLAGS_KERNEL = $(CCASFLAGS_CPU) $(CCASFLAGS_PLATFORM)
if COND_CYGWIN
STRIPFLAGS_KERNEL = -F elf32-i386 -R .rel.dyn -R .reginfo -R .note -R .comment -R .drectve -R .note.gnu.gold-version
else
STRIPFLAGS_KERNEL = -R .rel.dyn -R .reginfo -R .note -R .comment -R .note.gnu.gold-version
endif

CFLAGS_MODULE = $(CFLAGS_CPU) $(CFLAGS_PLATFORM) -ffreestanding
LDFLAGS_MODULE = $(LDFLAGS_CPU) $(LDFLAGS_PLATFORM) -nostdlib $(TARGET_LDFLAGS_OLDMAGIC) -Wl,-r,-d
CPPFLAGS_MODULE = $(CPPFLAGS_CPU) $(CPPFLAGS_PLATFORM)
CCASFLAGS_MODULE = $(CCASFLAGS_CPU) $(CCASFLAGS_PLATFORM)

CFLAGS_IMAGE = $(CFLAGS_CPU) $(CFLAGS_PLATFORM) -fno-builtin
LDFLAGS_IMAGE = $(LDFLAGS_CPU) $(LDFLAGS_PLATFORM) -nostdlib $(TARGET_LDFLAGS_OLDMAGIC) -Wl,-S
CPPFLAGS_IMAGE = $(CPPFLAGS_CPU) $(CPPFLAGS_PLATFORM)
CCASFLAGS_IMAGE = $(CCASFLAGS_CPU) $(CCASFLAGS_PLATFORM)

CFLAGS_PROGRAM =
LDFLAGS_PROGRAM =
CPPFLAGS_PROGRAM =
CCASFLAGS_PROGRAM =

CFLAGS_LIBRARY =
CPPFLAGS_LIBRARY =
CCASFLAGS_LIBRARY =

# Other variables

grubconfdir = $(sysconfdir)/grub.d
platformdir = $(pkglibdir)/$(target_cpu)-$(platform)
starfielddir = $(pkgdatadir)/themes/starfield

CFLAGS_GNULIB = -Wno-undef -Wno-sign-compare -Wno-unused -Wno-unused-parameter -Wno-redundant-decls -Wno-unreachable-code -Wno-conversion -Wno-old-style-definition -Wno-unsafe-loop-optimizations
CPPFLAGS_GNULIB = -I$(top_builddir)/grub-core/gnulib -I$(top_srcdir)/grub-core/gnulib

CFLAGS_POSIX = -fno-builtin
CPPFLAGS_POSIX = -I$(top_srcdir)/grub-core/lib/posix_wrap

CFLAGS_GCRY = -Wno-error -Wno-missing-field-initializers -Wno-redundant-decls $(CFLAGS_POSIX)
CPPFLAGS_GCRY = -I$(top_srcdir)/grub-core/lib/libgcrypt_wrap $(CPPFLAGS_POSIX) -D_GCRYPT_IN_LIBGCRYPT=1 -I$(top_srcdir)/include/grub/gcrypt

CPPFLAGS_EFIEMU = -I$(top_srcdir)/grub-core/efiemu/runtime

# List file macros for recognizing /interesting/ modules
CPPFLAGS_FS_LIST = -Dgrub_fs_register=FS_LIST_MARKER
CPPFLAGS_VIDEO_LIST= -Dgrub_video_register=VIDEO_LIST_MARKER
CPPFLAGS_PARTMAP_LIST = -Dgrub_partition_map_register=PARTMAP_LIST_MARKER
CPPFLAGS_PARTTOOL_LIST = -Dgrub_parttool_register=PARTTOOL_LIST_MARKER
CPPFLAGS_TERMINAL_LIST = '-Dgrub_term_register_input(...)=INPUT_TERMINAL_LIST_MARKER(__VA_ARGS__)'
CPPFLAGS_TERMINAL_LIST += '-Dgrub_term_register_output(...)=OUTPUT_TERMINAL_LIST_MARKER(__VA_ARGS__)'
CPPFLAGS_COMMAND_LIST = '-Dgrub_register_command(...)=COMMAND_LIST_MARKER(__VA_ARGS__)'
CPPFLAGS_COMMAND_LIST += '-Dgrub_register_extcmd(...)=EXTCOMMAND_LIST_MARKER(__VA_ARGS__)'
CPPFLAGS_COMMAND_LIST += '-Dgrub_register_command_p1(...)=P1COMMAND_LIST_MARKER(__VA_ARGS__)'
CPPFLAGS_MARKER = $(CPPFLAGS_FS_LIST) $(CPPFLAGS_VIDEO_LIST) \
	$(CPPFLAGS_PARTTOOL_LIST) $(CPPFLAGS_PARTMAP_LIST) \
	$(CPPFLAGS_TERMINAL_LIST) $(CPPFLAGS_COMMAND_LIST)

# Define these variables to calm down automake

IMG_FILES =
MOD_FILES =
MODULE_FILES =
MARKER_FILES =
KERNEL_HEADER_FILES =

man_MANS =
noinst_DATA =
pkgdata_DATA =
bin_SCRIPTS =
sbin_SCRIPTS =
bin_PROGRAMS =
platform_DATA =
sbin_PROGRAMS =
check_SCRIPTS =
dist_grubconf_DATA =
check_PROGRAMS =
noinst_SCRIPTS =
noinst_PROGRAMS =
grubconf_SCRIPTS =
noinst_LIBRARIES =
dist_noinst_DATA =
platform_SCRIPTS =
platform_PROGRAMS =

TESTS =
EXTRA_DIST =
CLEANFILES =
BUILT_SOURCES =

# Rules for autogen definition files

.PRECIOUS: $(top_srcdir)/Makefile.tpl
$(top_srcdir)/Makefile.tpl: $(top_srcdir)/gentpl.py
	python $< | sed -e '/^$$/{N;/^\\n$$/D;}' > $@.new || (rm -f $@.new; exit 1)
	mv $@.new $@

.PRECIOUS: $(top_srcdir)/Makefile.util.am
$(top_srcdir)/Makefile.util.am: $(top_srcdir)/Makefile.util.def $(top_srcdir)/Makefile.utilgcry.def $(top_srcdir)/Makefile.tpl
	cat $(top_srcdir)/Makefile.util.def $(top_srcdir)/Makefile.utilgcry.def | autogen -T $(top_srcdir)/Makefile.tpl | sed -e '/^$$/{N;/^\\n$$/D;}' > $@.new || (rm -f $@.new; exit 1)
	mv $@.new $@

.PRECIOUS: $(top_srcdir)/grub-core/Makefile.core.am
$(top_srcdir)/grub-core/Makefile.core.am: $(top_srcdir)/grub-core/Makefile.core.def $(top_srcdir)/grub-core/Makefile.gcry.def $(top_srcdir)/Makefile.tpl
	if [ "x$$GRUB_CONTRIB" != x ]; then echo "You need to run ./autogen.sh manually." >&2; exit 1; fi
	cat $(top_srcdir)/grub-core/Makefile.core.def $(top_srcdir)/grub-core/Makefile.gcry.def | autogen -T $(top_srcdir)/Makefile.tpl | sed -e '/^$$/{N;/^\\n$$/D;}' > $@.new || (rm -f $@.new; exit 1)
	mv $@.new $@