propagator/Makefile

PACKAGE	= propagator

DESTDIR =

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

INSTALL = /usr/bin/install
TARGETS = init stage1 gencpio

all: version.h $(TARGETS)

#---------------------------------------------------------------
L ?= GLIBC
#L = KLIBC

ifeq ($(L),KLIBC)
CC = klcc
endif

ifeq ($(F),)
ifeq ($(L),GLIBC)
F = NEWT
else
F = STDIO
endif
endif

CFLAGS += -Os -pipe -Wall

GLIBC_INCLUDES =
KLIBC_INCLUDES =
INCLUDES = $($(L)_INCLUDES)

GCC_LIBDIR=$(shell dirname `gcc -print-libgcc-file-name`)
LIBGCC_A=$(shell gcc -print-libgcc-file-name)

GLIBC_LDFLAGS_STAGE1 = -static
KLIBC_LDFLAGS_STAGE1 =

# $(LIBGCC_A)
LDFLAGS_STAGE1 = $($(L)_LDFLAGS_STAGE1)

GLIBC_LIBC =
KLIBC_LIBC =
STAGE1_LIBC = $($(L)_LIBC)

STRIPCMD = strip -R .note -R .comment
#---------------------------------------------------------------
DEFS = -D_GNU_SOURCE
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) $(CFLAGS) $(DEFS)

#- stage1 "loader"
# i386 name is invalid to force this feature off
INITSRC = init.c
INIT_DEFS = $(INCLUDES)

INITOBJS = $(addprefix $(L)-,$(subst .c,.o,$(INITSRC)))

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

STDIO_FRONTEND_SRC = stdio-frontend.c
STDIO_FRONTEND_LIBS =

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

GLIBC_STAGE1_OWN_LIBS =
KLIBC_STAGE1_OWN_LIBS =
STAGE1_OWN_LIBS = $($(L)_STAGE1_OWN_LIBS)

ifeq ($(L),KLIBC)
STAGE1_NETWORK_LIBS =
endif

ifeq ($(L),GLIBC)
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 = $(addprefix $(L)-,$(subst .c,.o,$(STAGE1SRC)))

LDFLAGS_INIT = $($(L)_LDFLAGS_STAGE1)
INIT_LIBC = $($(L)_LIBC)

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

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

$(FRONTEND_OBJS): $(L)-%.o: %.c
	$(COMPILE) $(INCLUDES) -c $< -o $@

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

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

initfs:	mkinitfs $(TARGETS)
	sh $< $@

install: initfs
	$(INSTALL) -D -m0755 gencpio $(DESTDIR)$(BINDIR)/gencpio
	$(INSTALL) -m0755 mkmodpack $(DESTDIR)$(BINDIR)/mkmodpack
	$(INSTALL) -D -m0644 initfs $(DESTDIR)$(LIBDIR)/$(PACKAGE)/initfs

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

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

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