#******************************************************************************
 #
 #    mdk-stage1 - the program that will load second-stage install
 #
 # $Id$
 #
 # Guillaume Cottenceau (gc@mandrakesoft.com)
 #
 # Copyright 2000 MandrakeSoft
 #
 # This software may be freely redistributed under the terms of the GNU
 # public license.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 #
 # Portions from Erik Troan (ewt@redhat.com) Copyright 1996 Red Hat Software 
 #
 #*****************************************************************************
 #
 # Currently:
 #
 # 	ix86
 # init with minilibc
 # stage1 with dietlibc except some targets
 #
 # 	ppc
 # init with dietlibc
 # stage1 with glibc
 #
 # 	ia64
 # init with glibc
 # stage1 with glibc
 #
 #*****************************************************************************

PACKAGE	= propagator

DESTDIR =

BINDIR  ?= /usr/bin
LIBDIR  ?= /usr/lib
BINSDIR ?= $(LIBDIR)/$(PACKAGE)/bin

TARGETS = init stage1 gencpio

all: version.h $(TARGETS)

include Makefile.common

DEFS =
INIT_DEFS =
STAGE1_DEFS =

ifneq ($(WITH_SHELL),)
STAGE1_DEFS += -DSPAWN_SHELL
endif
ifneq ($(WITH_SPLASH),)
STAGE1_DEFS += -DSPAWN_SPLASH
endif
ifeq ($(WITH_ADSL),)
STAGE1_DEFS += -DDISABLE_ADSL
endif
ifneq ($(WITHOUT_USBNET),)
STAGE1_DEFS += -DDISABLE_USBNET
endif

COMPILE = $(CC) $(DEFS) $(CFLAGS)

#- stage1 "loader"
# i386 name is invalid to force this feature off
ifeq (xi386, $(ARCH))
INITSRC = minilibc.c init.c
INIT_DEFS = -DINIT_HEADERS=\"minilibc.h\"
else
INITSRC = init.c
ifeq (ia64, $(ARCH))
INIT_DEFS = -DINIT_HEADERS=\"init-libc-headers.h\" $(GLIBC_INCLUDES)
else
INIT_DEFS = -DINIT_HEADERS=\"init-libc-headers.h\" $(DIETLIBC_INCLUDES)
endif
endif

INITOBJS = $(subst .c,.o,$(INITSRC))

#- frontends
NEWT_FRONTEND_SRC = newt-frontend.c
GLIBC_NEWT_FRONTEND_LIBS = $(LIBDIR)/libnewt.a $(LIBDIR)/libslang.a
DIETLIBC_NEWT_FRONTEND_LIBS = $(DIET_LIBDIR)/libnewt.a $(DIET_LIBDIR)/libslang.a

STDIO_FRONTEND_SRC = stdio-frontend.c
GLIBC_STDIO_FRONTEND_LIBS =
DIETLIBC_STDIO_FRONTEND_LIBS =


FRONTEND_OBJS = $(subst .c,.o,$($(F)_FRONTEND_SRC))
FRONTEND_LINK = $(FRONTEND_OBJS) $($(L)_$(F)_FRONTEND_LIBS)

GLIBC_STAGE1_OWN_LIBS = $(LIBDIR)/libmar.a $(LIBDIR)/libbz2.a
DIETLIBC_STAGE1_OWN_LIBS = $(DIET_LIBDIR)/libmar.a $(DIET_LIBDIR)/libbz2.a
STAGE1_OWN_LIBS = $($(L)_STAGE1_OWN_LIBS)


ifeq (DIETLIBC, $(L))
STAGE1_NETWORK_LIBS = $(DIET_LIBDIR)/librpc.a
endif

ifeq (GLIBC, $(L))
STAGE1_NETWORK_LIBS = $(LIBDIR)/libresolv.a
endif

###############################################################################
# stage1 itself
STAGE1SRC = stage1.c log.c tools.c modules.c probing.c \
	mount.c lomount.c automatic.c frontend-common.c \
	cdrom.c disk.c \
	network.c nfsmount.c dhcp.c url.c dns.c adsl.c
ALLSRC = $(INITSRC) $(STAGE1SRC)
###############################################################################

STAGE1OBJS = $(subst .c,.o,$(STAGE1SRC))

ifeq (xi386, $(ARCH))
LDFLAGS_INIT = -static -nostdlib /usr/lib/crt1.o
else
ifeq (ia64, $(ARCH))
LDFLAGS_INIT = $(GLIBC_LDFLAGS_STAGE1)
INIT_LIBC = $(GLIBC_LIBC)
else
LDFLAGS_INIT = $(GLIBC_LDFLAGS_STAGE1)
INIT_LIBC = $(GLIBC_LIBC)
endif
endif


init:  $(INITOBJS) $(INIT_LIBC)
	$(CC) -o $@ $^ $(LDFLAGS_INIT)
	$(STRIPCMD) $@

stage1: $(STAGE1OBJS) $(STAGE1_OWN_LIBS) $(STAGE1_NETWORK_LIBS) $(FRONTEND_LINK) $(STAGE1_LIBC)
	$(CC) -o $@ $^ $(LDFLAGS_STAGE1)
	$(STRIPCMD) $@

$(INITOBJS): %.o: %.c
	$(COMPILE) $(INIT_DEFS) -c $<

$(STAGE1OBJS): %.o: %.c
	$(COMPILE) $(INCLUDES) $(STAGE1_DEFS) -c $< -o $@

.c.o:
	$(COMPILE) $(INCLUDES) -c $<

version.h: /etc/altlinux-release
	@sed 's|^ALT Linux \([^ ]\+\)\([^(]\+\)(\([^)]\+\))|\
	echo \\#define VERSION \\"\2\\";echo \\#define DISTRIB_NAME \\"ALT Linux\2\1 \\(\3\\)\\"|' < $^ |sh > $@

clean: 
	rm -f *.o .depend $(TARGETS) version.h

.depend:
	$(CPP) $(CFLAGS) -M $(ALLSRC) > .depend

ifeq (.depend,$(wildcard .depend))
include .depend
endif

gencpio: gen_init_cpio.c
	$(CC) $(CFLAGS) -o $@ $^

install: $(TARGETS)
	mkdir -p $(DESTDIR)$(BINDIR) $(DESTDIR)$(BINSDIR)
	install -m0755 gencpio $(DESTDIR)$(BINDIR)
	install -m0755 init stage1 $(DESTDIR)$(BINSDIR)