# $Id: subheader.kmk 979 2007-05-27 19:05:11Z bird $
## @file
#
# kBuild - File included at top of a makefile or sub-makefile.
#
# Copyright (c) 2006-2007 knut st. osmundsen <bird-kBuild-spam@anduin.net>
#
#
# This file is part of kBuild.
#
# kBuild is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# kBuild is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with kBuild; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
#

#
# Sanity check.
#
ifdef __footer_kmk__
$(error kBuild: footer.kmk has already been included. Fix your sub-makefiles!)
endif

ifndef _SUB_MAKEFILE_NOT_FIRST

 #
 # The first time we just take the makefile context set by header.kmk.
 #
 _SUB_MAKEFILE_NOT_FIRST := 1
 include $(PATH_KBUILD)/header.kmk

else

 #
 # Set the default path and makefile for all new targets.
 #
 define def_subfooter
  ifndef $(target)_PATH
   $(target)_PATH := $(PATH_SUB_CURRENT)
  endif
  ifndef $(target)_MAKEFILE
   $(target)_MAKEFILE := $(MAKEFILE_CURRENT)
  endif
  ifndef PATH_$(target)
   PATH_$(target) := $(call TARGET_PATH,$(target))
  endif
 endef

 $(foreach target,\
	$(ALL_TARGETS) \
	$(FETCHES)     $(FETCHES.$(BUILD_TARGET))       $(FETCHES.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
	$(PATCHES)     $(PATCHES.$(BUILD_TARGET))       $(PATCHES.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
	$(BLDPROGS)    $(BLDPROGS.$(BUILD_PLATFORM))    $(BLDPROGS.$(BUILD_PLATFORM).$(BUILD_PLATFORM_ARCH)) \
	$(LIBRARIES)   $(LIBRARIES.$(BUILD_TARGET))     $(LIBRARIES.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
	$(IMPORT_LIBS) $(IMPORT_LIBS.$(BUILD_TARGET))   $(IMPORT_LIBS.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
	$(DLLS)        $(DLLS.$(BUILD_TARGET))          $(DLLS.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
	$(PROGRAMS)    $(PROGRAMS.$(BUILD_TARGET))      $(PROGRAMS.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
	$(SYSMODS)     $(SYSMODS.$(BUILD_TARGET))       $(SYSMODS.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
	$(INSTALLS)    $(INSTALLS.$(BUILD_TARGET))      $(INSTALLS.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
	$(OTHERS)      $(OTHERS.$(BUILD_TARGET))        $(OTHERS.$(BUILD_TARGET).$(BUILD_TARGET_ARCH)) \
 ,$(eval $(def_subfooter)))


 #
 # Switch context.
 #

 # push the current old makefile onto the stack.
 $(stack-push _SUB_MAKEFILE_STACK,$(MAKEFILE_CURRENT))

 # the current makefile is the 2nd from the end of the MAKEFILE_LIST (we're the last one).
 __tmp := $(MAKEFILE_LIST)
 $(stack-popv __tmp)
 MAKEFILE_CURRENT := $(stack-top __tmp)
 PATH_SUB_CURRENT := $(abspath $(dir $(MAKEFILE_CURRENT)))
endif