makefile.subdir

sdcc是为51等小型嵌入式cpu设计的c语言编译器支持数种不同类型的cpu

###########################################################
### Makefile.subdir for the GNU PIC Library
###
### Copyright (C) 2005 by Raphael Neider <rneider AT web.de>
###
### The GNU PIC Library was originally designed and
### implemented by
###	Vangelis Rokas <[e-mail]>
###
### It is currently maintained by
###	Raphael Neider <rneider AT web.de>
###
### This file may be distributed under the terms of the the
### GNU General Public License (GPL). See COPYING for details.
###
### $Id: Makefile.subdir 4306 2006-07-27 17:32:43Z borutr $
###

include $(top_builddir)Makefile.common

SUBDIRS ?= 
MKLIB	?= 

# fallback: if builddir is not specified via the command line...
builddir ?= build/$(patsubst $(shell cd $(top_builddir); pwd)/%,%,$(CURDIR))

C_SRC	?= $(notdir $(wildcard $(srcdir)/*.c))
S_SRC	?= $(notdir $(wildcard $(srcdir)/*.S))
OBJS	?= $(addprefix $(top_builddir)$(builddir)/,$(C_SRC:.c=.o) $(S_SRC:.S=.o))
LIB_O	?= $(OBJS)

ifneq (,$(strip $(MKLIB)))
LIB_LIB = $(top_builddir)$(builddir)/$(MKLIB)
TARGETS ?= $(LIB_LIB)
else
LIB_LIB = 
#TARGETS ?= $(OBJS)
endif

.PHONY : all install clean clean-intermediate

all : install

ifneq (,$(strip $(TARGETS)))
# usually install $(LIB_LIB) or $(OBJS), race condition in "[ -d x ] || mkdir x"
install : recurse $(OBJS) $(LIB_LIB)
	@$(MKDIR) "$(top_builddir)$(installdir)"
ifndef SILENT
	@echo "[INSTALL] $(patsubst $(top_builddir)$(builddir)/%,%,$(TARGETS))";
endif
	$(Q)$(CP) $(TARGETS) "$(top_builddir)$(installdir)"
else
# used in subdirs like libc/ctype whose files
# are contained in a parent's library
install : recurse $(OBJS) $(LIB_LIB)
endif

clean : recurse
	@-echo "dummy" > .dummy
	$(Q)-$(RM) .dummy $(foreach suf,asm d p lst hex cod sym,$(OBJS:.o=.$(suf)))
	@-echo "dummy" > .dummy
	$(Q)-$(RM) .dummy $(OBJS) $(LIB_LIB)
	@-echo "dummy" > .dummy
	$(Q)-$(RM) .dummy $(TARGETS)
	@-echo "dummy" > .dummy
	$(Q)-$(RM) .dummy $(addprefix $(top_builddir)$(installdir)/,$(notdir $(TARGETS)))
	$(Q)-[ ! -d "$(top_builddir)$(builddir)" ] || $(RMDIR) "$(top_builddir)$(builddir)"

distclean : clean

clean-intermediate : recurse
	@-echo "dummy" > .dummy
	$(Q)-$(RM) .dummy $(foreach suf,p lst hex cod sym,$(OBJS:.o=.$(suf)))
	
include $(top_srcdir)/Makefile.rules