-include $(SRCROOT)/auto.conf

export USE_APPLE_PB_SUPPORT = all

ifneq "" "$(wildcard /bin/mkdirs)"
  MKDIRS = /bin/mkdirs
else
  MKDIRS = /bin/mkdir -p
endif
AS = as
LD = ld
CC = cc
CPP = c++

PAX = /bin/pax
NASM = $(shell which nasm) -p $(SRCROOT)/autoconf.inc


CFLAGS	= $(CONFIG_OPTIMIZATION_LEVEL) -g -Wmost -Werror
CPPFLAGS = $(MORECPP) -g -Wmost -Werror -fno-exceptions -fno-rtti
DEFINES=

DIST_SUBDIRS += $(SUBDIRS)

#
# Common makefile targets.
#
# Define these variables (if desired) in directory makefiles:
#	DIRS_NEEDED
#	INSTALLDIR
#	SRCROOT
#

# Toggle this as to whether you want a frame pointer (%ebp) to be used. It is
# invaluable for debugging the booter. For example using GDB attached to VMware.
# In fact, it's so invaluable that it's now the default.  Not only that but the
# compiler seems to generate slightly smaller code and the real<->prot code
# clearly handles it appropriately so I have no idea why Apple omitted it.
#OMIT_FRAME_POINTER_CFLAG=-fomit-frame-pointer
OMIT_FRAME_POINTER_CFLAG=

-include $(OBJROOT)/*.Makedep

$(OBJROOT)/%.o32: %.c
	@echo "\t[CC32] $<"
	@$(CC) $(CFLAGS) $(DEFINES) -c $(INC) -arch i386 $< -MM -M -o $@.Makedep
	@$(CC) $(CFLAGS) $(DEFINES) -c $(INC) -arch i386 $< -o $@ 

$(OBJROOT)/%.o64: %.c
	@echo "\t[CC64] $<"
	@$(CC) $(CFLAGS) $(DEFINES) -c $(INC) -arch x86_64 $< -MM -M -o $@.Makedep
	@$(CC) $(CFLAGS) $(DEFINES) -c $(INC) -arch x86_64 $< -o $@ 


$(OBJROOT)/%.o: %.c
	@echo "	[CC] $<"
	@$(CC) $(CFLAGS) $(DEFINES) -c $(INC) $< -MM -M -o $@.Makedep
	@$(CC) $(CFLAGS) $(DEFINES) -c $(INC) $< -o $@ 

$(OBJROOT)/%.o: %.m
	@echo "	[M] $<"
	@$(CC) $(CFLAGS) $(DEFINES) -c $(INC) $< -MM -M -o $@.Makedep
	@$(CC) $(CFLAGS) $(DEFINES) -c $(INC) $< -o $@ 

$(OBJROOT)/%.o: %.cpp
	@echo "	[CPP] $<"
	@$(CPP) $(CPPFLAGS) $(CFLAGS) -c "$<" $(INC) -MM -M -o $@.Makedep
	@$(CPP) $(CPPFLAGS) $(CFLAGS) -c "$<" $(INC) -o $@ 

$(OBJROOT)/%.o: %.s
	@echo "	[AS] $<"
	@$(CC) $(CPPFLAGS) -c $(INC) -arch i386 $< -MM -M -o $@.Makedep
	@$(CC) $(CPPFLAGS) -c $(INC) -arch i386 $< -o $@

CONFIG_FILES=$(SRCROOT)/auto.conf $(SRCROOT)/autoconf.h $(SRCROOT)/autoconf.inc $(SRCROOT)/.config
$(CONFIG_FILES): $(SRCROOT)/.config
	@echo "\t[MAKE] config"
	@make -C $(SRCROOT)/i386/config rebuild_config

HEADER_VERSION=$(SRCROOT)/vers.h
$(HEADER_VERSION): $(SRCROOT)/version
	@echo "#define I386BOOT_VERSION \"5.0.132\"" > $@
	@echo "#define I386BOOT_BUILDDATE \"`date \"+%Y-%m-%d %H:%M:%S\"`\"" >> $@
	@echo "#define I386BOOT_CHAMELEONVERSION \"`cat $(SRCROOT)/version`\"" >> $@
	@echo "#define I386BOOT_CHAMELEONREVISION \"`svnversion -n | tr -d [:alpha:]`\"" >> $@

CONFIG_HEADERS=$(CONFIG_FILES) $(HEADER_VERSION)

# This breaks make, must use make all (FIXME)
$(DIRS_NEEDED) $(INSTALLDIR) $(OBJROOT) $(SYMROOT):
	@echo "	[MKDIR] $@"
	@$(MKDIRS) $@

# Recursive rules
RECURSIVE_TARGETS = all-recursive
RECURSIVE_CLEAN_TARGETS = distclean-recursive clean-recursive
.PHONY: $(RECURSIVE_CLEAN_TARGETS) $(RECURSIVE_TARGETS)

$(RECURSIVE_TARGETS):
				@failcom='exit 1'; \
				target=`echo $@ | sed s/-recursive//`; \
				list='$(SUBDIRS)'; for subdir in $$list; do \
					echo ================= Making $$target in $$subdir =================; \
					(cd $$subdir && $(MAKE) $$target)						\
					|| eval $$failcom;					\
				done;

$(RECURSIVE_CLEAN_TARGETS):
				@failcom='exit 1'; \
				dot_seen=no; \
				case "$@" in \
					distclean-* | maintainer-clean-*) list='$(DIST_SUBDIRS)' ;; \
					*) list='$(SUBDIRS)' ;; \
				esac; \
				rev=''; for subdir in $$list; do \
					if test "$$subdir" = "."; then :; else \
						rev="$$subdir $$rev"; \
					fi; \
				done; \
				rev="$$rev ."; \
				target=`echo $@ | sed s/-recursive//`; \
				for subdir in $$rev; do \
					echo "Making $$target in $$subdir"; \
					if test "$$subdir" = "."; then \
						local_target="$$target-local"; \
					else \
						local_target="$$target"; \
					fi; \
					(cd $$subdir && $(MAKE) --no-print-directory $$local_target) \
					|| eval $$failcom; \
				done


clean-dep:
	@if [ -f "$(OBJROOT)/Makedep" ];then echo "	[RM] $(OBJROOT)/Makedep"; fi
	@rm -f $(OBJROOT)/Makedep


FIND_IGNORE := \( -name .git -o -name .svn \) -prune -o -name Cconfig -o

# clean: remove almost everything (execpt auto.conf, autoconf.h, autoconf.inc)
clean: clean-recursive clean-dep
	@if [ -d "$(OBJROOT)" ];then echo "	[RMDIR] $(OBJROOT)"; fi
	@if [ -d "$(SYMROOT)" ];then echo "	[RMDIR] $(SYMROOT)"; fi
	@if [ -d "$(DSTROOT)" ];then echo "	[RMDIR] $(DSTROOT)"; fi
	@if [ -d "$(SRCROOT)/i386/modules/module_includes" ];then \
		echo "	[RMDIR] $(SRCROOT)/i386/modules/module_includes"; \
	 fi
	@rm -rf $(OBJROOT) $(SYMROOT) $(DSTROOT)        \
            $(SRCROOT)/i386/modules/module_includes 

distclean: distclean-recursive clean-local clean-dep
		@find . $(FIND_IGNORE) \
				\( -name '*.orig' -o -name '*.rej' -o -name '*~' \
				-o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \
				-o -name '.*.rej' -o -size 0 \
				-o -name '*%' -o -name '.*.cmd' -o -name 'core' \) \
				-type f -print | xargs rm -f

clean-local:

distclean-local:

.DEFAULT_GOAL := all

# Local Variables:      #
# mode: Makefile        #
# tab-width: 2          #
# indent-tabs-mode: t 	#
# End:                  #
#
# vi: set noexpandtab ts=2 sw=2 sts=2: #