############################################################
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#
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# $brcm_Workfile: Makefile $
# $brcm_Revision: 22 $
# $brcm_Date: 9/22/11 12:27p $
#
# Module Description:
#
# Revision History:
#
# Created: 08/28/2007 by Jon Garrett
#
# $brcm_Log: /nexus/utils/Makefile $
# 
# 22   9/22/11 12:27p jtna
# SW7425-1333: use MEDIA_RMFF_SUPPORT flag
# 
# 21   4/27/11 6:20p vsilyaev
# SW7425-232: Promote ATOM module to separate component
# 
# 20   1/28/11 2:35p jtna
# SW7422-232: merge Android changes
# 
# 19   9/29/10 9:33a erickson
# SW7420-1123: add linux usermode IPC
#
# 18   9/8/10 12:05p vsilyaev
# SW7468-129: Added video decoder on ZSP
#
# 17   5/12/10 11:25a erickson
# SW7405-4162: cancel implicit compile&link rule so we can do two
#  implicit rules to compile and link separately
#
# 16   4/2/10 2:26p erickson
# SW7405-4162: some bmedia, bfile and tspsi code is now built into nexus
#
# 15   4/1/10 2:19p erickson
# SW7405-3833: add NEXUS_PREBUILT_BINARY=y support
#
# 14   2/22/10 5:33p vsilyaev
# SW3556-913: Added option to plug  Custom File I/O routines to inject
#  errors
#
# 13   12/8/09 3:00p gmohile
# SW7408-1 : Add support for platforms with no frontend
#
# 12   10/27/09 3:43p erickson
# SW3548-2574: add video test app
#
# 11   9/16/09 1:42p erickson
# SW7400-2511: add B_REFSW_ or NEXUS_ namespace to build variables
#
# 10   6/16/09 5:13p jtna
# PR54802: added record
#
# 9   5/22/09 10:11a vsilyaev
# PR 48944: Removed unneded dependency
#
# 8   5/19/09 12:38p vsilyaev
# PR 48944: Fixed dependency on OBJDIR
#
# 7   5/4/09 2:38p erickson
# PR54807: added message util
#
# 6   3/19/09 10:54a erickson
# PR48944: allow for no ASF and no AVI
#
# 5   3/13/09 2:44p vsilyaev
# PR 53225: Adeed NEXUS_BIN_DIR_SUFFIX and NEXUS_BIN_DIR
#
# 4   2/5/09 2:08p erickson
# PR51151: update
#
# 3   2/5/09 1:49p erickson
# PR51151: added media probe option for playback
#
# 2   11/17/08 2:19p erickson
# PR48944: update
#
# 1   11/17/08 12:33p erickson
# PR48944: add utils
#
############################################################
# Nexus examples

ifdef COMSPEC
# Any DOS environment
NEXUS_TOP := $(shell cd .. && cd)
else
NEXUS_TOP := $(shell cd ../; pwd)
endif

ifndef PLATFORM
$(error PLATFORM is not defined)
endif

ifeq ($(NEXUS_PREBUILT_BINARY),y)
# do "make api" and "make nexus_headers" first, then "make NEXUS_PREBUILT_BINARY=y"
include $(NEXUS_TOP)/bin/include/platform_app.inc
Q_ ?= @
else
# include cross-compiler definitions
include $(NEXUS_TOP)/platforms/$(PLATFORM)/build/platform_app.inc
endif

THEAPPS = \
	playback \
	message \
	record

ifneq ($(filter $(PLATFORM), 97408),$(PLATFORM))
THEAPPS += decode \
	   video
endif


ifeq ($(B_REFSW_OS),vxworks)
# VxWorks needs a wrapper function to call main.
VXOBJS = vxworks_cmd.o
# We like to use .out for loadable objects.
APPSUFFIX = .out
APPS = $(addsuffix .out, $(THEAPPS))
else
ifeq ($(B_REFSW_OS),linuxkernel)
APPSUFFIX = .ko
APPS = $(addsuffix ${APPSUFFIX}, $(THEAPPS))
else
APPS = $(THEAPPS)
endif
endif

.PHONY: api clean
OBJDIR=./obj

all: $(APPS)

$(OBJDIR)/exists:
	mkdir -p $(OBJDIR)
	@touch $@

ifneq ($(NEXUS_PREBUILT_BINARY),y)
$(APPS): api
endif

ifneq ($(findstring linux,$(B_REFSW_OS)),)
LDFLAGS := -lnexus${NEXUS_LIB_SUFFIX} -L${NEXUS_BIN_DIR} -lpthread -lm
endif

# For VxWorks builds, link in the nexus library.
ifeq ($(B_REFSW_OS),vxworks)
LDFLAGS := -lnexus${NEXUS_LIB_SUFFIX} -L${NEXUS_BIN_DIR}
endif

# For Android builds
ifeq ($(B_REFSW_ANDROID),y)

# The following script assumes the gcc version number is the last field on the first line
GCC_VERSION ?= $(shell $(CC) --version |  $(AWK) 'NR == 1 { print $$NF }')

ANDROID_LIB = $(ANDROID)/out/target/product/bcm$(BCHP_CHIP)/obj/lib
LDFLAGS := -EL \
    -lnexus${NEXUS_LIB_SUFFIX} -L${NEXUS_BIN_DIR} $(EXTRA_DRM_OBJS) \
    -Bdynamic \
    -Wl,-T,$(ANDROID)/build/core/mipself.x \
    -Wl,-dynamic-linker,/system/bin/linker \
    -Wl,--gc-sections \
    -Wl,-z,nocopyreloc \
    -Wl,--no-undefined \
    -Wl,-rpath-link=$(ANDROID_LIB) \
    -L$(ANDROID_LIB) \
    -nostdlib \
    $(ANDROID_LIB)/crtbegin_dynamic.o \
    $(B_REFSW_TOOLCHAIN_DIR)/lib/gcc/mipsel-linux-uclibc/$(GCC_VERSION)/libgcc.a \
        $(B_REFSW_TOOLCHAIN_DIR)/lib/gcc/mipsel-linux-uclibc/$(GCC_VERSION)/libgcc_eh.a \
        $(ANDROID_LIB)/crtend_android.o \
    -lc -lm
endif

# This builds the Nexus api
api:
	$(MAKE) -C $(NEXUS_TOP)/build

# This cleans nexus and local apps
clean: clean_apps
	$(MAKE) -C $(NEXUS_TOP)/build clean

clean_apps:
	-$(RM) -r $(APPS) $(OBJDIR)

# This is the minimum needed to compile and link with Nexus
CFLAGS += $(NEXUS_CFLAGS) $(addprefix -I,$(NEXUS_APP_INCLUDE_PATHS)) $(addprefix -D,$(NEXUS_APP_DEFINES))

# Always build with debug
CFLAGS += -g

# media probe (only needed for playback and record)
BSEAV = $(NEXUS_TOP)/../BSEAV
include $(BSEAV)/lib/bfile/bfile.inc
ifeq ($(MEDIA_AVI_SUPPORT),y)
include $(BSEAV)/lib/avi/bavi.inc
endif
ifeq ($(MEDIA_ASF_SUPPORT),y)
include $(BSEAV)/lib/asf/basf.inc
endif
ifeq ($(MEDIA_RMFF_SUPPORT),y)
include $(BSEAV)/lib/media/rmff/brmff.inc
endif
include $(BSEAV)/lib/utils/batom.inc
include $(BSEAV)/lib/media/bmedia.inc
CFLAGS += $(addprefix -I,$(BMEDIA_INCLUDES) $(BFILE_MEDIA_INCLUDES)) -I$(BSEAV)/lib/mpeg2_ts_parse -I$(BSEAV)/lib/tspsi
CFLAGS += $(addprefix -D,$(BMEDIA_PROBE_DEFINES))

DECODE_SRCS += ./cmdline_args.c ./fileio_custom.c

DECODE_OBJS = $(foreach file, $(DECODE_SRCS), $(OBJDIR)/$(notdir $(patsubst %.c, %.o, $(file))))

vpath %.c $(foreach file, $(DECODE_SRCS) $(MESSAGE_SRCS), $(dir $(patsubst %.c, %.o, $(file))))

test:
	@echo $(EXTRA_OBJS)
	@echo $(foreach file, $(EXTRA_SRCS), $(dir $(patsubst %.c, %.o, $(file))))

$(OBJDIR)/%.o: %.c ${OBJDIR}/exists
	@echo [Compile... $<]
	$(Q_)$(CC) -c -o $@ $< $(CFLAGS)

# this is not implicit because we don't link in $(DECODE_OBJS)
message: $(OBJDIR)/message.o $(VXOBJS)
	@echo [Link... $@]
ifeq ($(B_REFSW_OS),linuxkernel)
	${Q_}$(LD) ${LDFLAGS} --strip-debug -r $(filter %.o, $^) ${NEXUS_BIN_DIR}/libnexus.a -o $@
else
	$(Q_)$(CC) -o $@ $(filter %.o, $^) $(LDFLAGS)
endif
	cp $@ ${NEXUS_BIN_DIR}

# cancel this implicit rule so we can do separate compile & link w/ implicit rules
%: %.c

%: $(OBJDIR)/%.o $(DECODE_OBJS) $(VXOBJS)
	@echo [Link... $@]
ifeq ($(B_REFSW_OS),linuxkernel)
	${Q_}$(LD) ${LDFLAGS} --strip-debug -r $(filter %.o, $^) ${NEXUS_BIN_DIR}/libnexus.a -o $@
else
	$(Q_)$(CC) -o $@ $(filter %.o, $^) $(LDFLAGS)
endif
	cp $@ ${NEXUS_BIN_DIR}

ifeq ($(B_REFSW_OS),vxworks)
# Explicit rule for building vxworks wrapper app
vxworks_cmd.o: vxworks_cmd.c
	@echo [Compile... $<]
	$(Q_)$(CC) -o $@ $< $(CFLAGS)
endif

install: all