############################################################################
# apps/examples/unionfs/Makefile
#
#   Copyright (C) 2015 Gregory Nutt. All rights reserved.
#   Author: Gregory Nutt <gnutt@nuttx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with the
#    distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
#    used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################

-include $(TOPDIR)/.config
-include $(TOPDIR)/Make.defs
include $(APPDIR)/Make.defs

# UNIONFS built-in application info

APPNAME = unionfs
PRIORITY = SCHED_PRIORITY_DEFAULT
STACKSIZE = 2048

# UNIONFS File System Example

ASRCS =
CSRCS =
MAINSRC = unionfs_main.c

AOBJS = $(ASRCS:.S=$(OBJEXT))
COBJS = $(CSRCS:.c=$(OBJEXT))
MAINOBJ = $(MAINSRC:.c=$(OBJEXT))

SRCS = $(ASRCS) $(CSRCS) $(MAINSRC)
OBJS = $(AOBJS) $(COBJS)

ifneq ($(CONFIG_BUILD_KERNEL),y)
  OBJS += $(MAINOBJ)
endif

ifeq ($(CONFIG_WINDOWS_NATIVE),y)
  BIN = ..\..\libapps$(LIBEXT)
else
ifeq ($(WINTOOL),y)
  BIN = ..\\..\\libapps$(LIBEXT)
else
  BIN = ../../libapps$(LIBEXT)
endif
endif

ifeq ($(WINTOOL),y)
  INSTALL_DIR = "${shell cygpath -w $(BIN_DIR)}"
else
  INSTALL_DIR = $(BIN_DIR)
endif

CONFIG_XYZ_PROGNAME ?= unionfs$(EXEEXT)
PROGNAME = $(CONFIG_XYZ_PROGNAME)

ROOTDEPPATH = --dep-path .

# Common build

VPATH =

all: .built
.PHONY: checkgenromfs clean depend distclean

$(AOBJS): %$(OBJEXT): %.S
	$(call ASSEMBLE, $<, $@)

$(COBJS) $(MAINOBJ): %$(OBJEXT): %.c
	$(call COMPILE, $<, $@)

checkgenromfs:
	@genromfs -h 1>/dev/null 2>&1 || { \
 echo "Host executable genromfs not available in PATH"; \
 echo "You may need to download in from http://unionfs.sourceforge.net/"; \
 exit 1; \
	}

atestdir.img : checkgenromfs
	@genromfs -f $@ -d atestdir -V "UNIONFS_FS1" || { echo "genromfs failed" ; exit 1 ; }

romfs_atestdir.h : atestdir.img
	@xxd -i $< >$@ || { echo "xxd of $< failed" ; exit 1 ; }

btestdir.img : checkgenromfs
	@genromfs -f $@ -d btestdir -V "UNIONFS_FS2" || { echo "genromfs failed" ; exit 1 ; }

romfs_btestdir.h : btestdir.img
	@xxd -i $< >$@ || { echo "xxd of $< failed" ; exit 1 ; }

.built: romfs_atestdir.h romfs_btestdir.h $(OBJS)
	$(call ARCHIVE, $(BIN), $(OBJS))
	@touch .built

ifeq ($(CONFIG_BUILD_KERNEL),y)
$(BIN_DIR)$(DELIM)$(PROGNAME): $(OBJS) $(MAINOBJ)
	@echo "LD: $(PROGNAME)"
	$(Q) $(LD) $(LDELFFLAGS) $(LDLIBPATH) -o $(INSTALL_DIR)$(DELIM)$(PROGNAME) $(ARCHCRT0OBJ) $(MAINOBJ) $(LDLIBS)
	$(Q) $(NM) -u  $(INSTALL_DIR)$(DELIM)$(PROGNAME)

install: $(BIN_DIR)$(DELIM)$(PROGNAME)

else
install:

endif

ifeq ($(CONFIG_NSH_BUILTIN_APPS),y)
$(BUILTIN_REGISTRY)$(DELIM)$(APPNAME)_main.bdat: $(DEPCONFIG) Makefile
	$(call REGISTER,$(APPNAME),$(PRIORITY),$(STACKSIZE),$(APPNAME)_main)

context: $(BUILTIN_REGISTRY)$(DELIM)$(APPNAME)_main.bdat
else
context:
endif

.depend: Makefile $(SRCS)
	@$(MKDEP) $(ROOTDEPPATH) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
	@touch $@

depend: .depend

clean:
	$(call DELFILE, .built)
	$(call CLEAN)

distclean: clean
	$(call DELFILE, Make.dep)
	$(call DELFILE, .depend)
	$(call DELFILE, atestdir.img)
	$(call DELFILE, btestdir.img)

-include Make.dep

.PHONY: preconfig
preconfig: