##
##  Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
##
##  Use of this source code is governed by a BSD-style license and patent
##  grant that can be found in the LICENSE file in the root of the source
##  tree. All contributing project authors may be found in the AUTHORS
##  file in the root of the source tree.
##


ASM:=$(if $(filter yes,$(CONFIG_GCC)),.asm.s,.asm)

include $(SRC_PATH_BARE)/vpx_codec/vpx_codec.mk
CODEC_SRCS-yes += $(addprefix vpx_codec/,$(call enabled,API_SRCS))

include $(SRC_PATH_BARE)/vpx_mem/vpx_mem.mk
CODEC_SRCS-yes += $(addprefix vpx_mem/,$(call enabled,MEM_SRCS))

include $(SRC_PATH_BARE)/vpx_scale/vpx_scale.mk
CODEC_SRCS-yes += $(addprefix vpx_scale/,$(call enabled,SCALE_SRCS))

# Add vpx_codec/ to the include path to allow vp_n[cd]x.h to reference
# vpx_codec_impl_*.h without extra ifdeffery
CFLAGS += -I$(SRC_PATH_BARE)/vpx_codec

ifeq ($(CONFIG_VP8_ENCODER),yes)
  VP8_PREFIX=vp8/
  include $(SRC_PATH_BARE)/$(VP8_PREFIX)vp8cx.mk
  CODEC_SRCS-yes += $(addprefix $(VP8_PREFIX),$(call enabled,VP8_CX_SRCS))
  CODEC_EXPORTS-yes += $(addprefix $(VP8_PREFIX),$(VP8_CX_EXPORTS))
  CODEC_SRCS-yes += $(VP8_PREFIX)vp8cx.mk
  INSTALL_MAPS += include/% $(SRC_PATH_BARE)/$(VP8_PREFIX)/%
  CODEC_DOC_SRCS += vp8/vp8.h vp8/vp8cx.h
  CODEC_DOC_SECTIONS += vp8 vp8_encoder
endif

ifeq ($(CONFIG_VP8_DECODER),yes)
  VP8_PREFIX=vp8/
  include $(SRC_PATH_BARE)/$(VP8_PREFIX)vp8dx.mk
  CODEC_SRCS-yes += $(addprefix $(VP8_PREFIX),$(call enabled,VP8_DX_SRCS))
  CODEC_EXPORTS-yes += $(addprefix $(VP8_PREFIX),$(VP8_DX_EXPORTS))
  CODEC_SRCS-yes += $(VP8_PREFIX)vp8dx.mk
  INSTALL_MAPS += include/% $(SRC_PATH_BARE)/$(VP8_PREFIX)/%
  CODEC_DOC_SRCS += vp8/vp8.h vp8/vp8dx.h
  CODEC_DOC_SECTIONS += vp8 vp8_decoder
endif


ifeq ($(CONFIG_ENCODERS),yes)
  CODEC_DOC_SECTIONS += encoder
endif
ifeq ($(CONFIG_DECODERS),yes)
  CODEC_DOC_SECTIONS += decoder
endif


ifeq ($(CONFIG_MSVS),yes)
CODEC_LIB=$(if $(CONFIG_STATIC_MSVCRT),vpxmt,vpxmd)
# This variable uses deferred expansion intentionally, since the results of
# $(wildcard) may change during the course of the Make.
VS_PLATFORMS = $(foreach d,$(wildcard */Release/$(CODEC_LIB).lib),$(word 1,$(subst /, ,$(d))))
CODEC_SRCS-yes += $(SRC_PATH_BARE)/libs.mk # to show up in the msvs workspace
endif

# The following pairs define a mapping of locations in the distribution
# tree to locations in the source/build trees.
INSTALL_MAPS += include/% $(SRC_PATH_BARE)/vpx_codec/%
INSTALL_MAPS += include/% $(SRC_PATH_BARE)/vpx_ports/%
INSTALL_MAPS += lib/%     %
INSTALL_MAPS += src/%     $(SRC_PATH_BARE)/%
ifeq ($(CONFIG_MSVS),yes)
INSTALL_MAPS += $(foreach p,$(VS_PLATFORMS),lib/$(p)/%  $(p)/Release/%)
INSTALL_MAPS += $(foreach p,$(VS_PLATFORMS),lib/$(p)/%  $(p)/Debug/%)
endif

# If this is a universal (fat) binary, then all the subarchitectures have
# already been built and our job is to stitch them together. The
# BUILD_LIBVPX variable indicates whether we should be building
# (compiling, linking) the library. The LIPO_LIBVPX variable indicates
# that we're stitching.
$(eval $(if $(filter universal%,$(TOOLCHAIN)),LIPO_LIBVPX,BUILD_LIBVPX):=yes)

CODEC_SRCS-$(BUILD_LIBVPX) += build/make/version.sh
CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/vpx_integer.h
CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/vpx_timer.h
CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/mem.h
CODEC_SRCS-$(BUILD_LIBVPX) += $(BUILD_PFX)vpx_config.c
INSTALL-SRCS-no += $(BUILD_PFX)vpx_config.c
ifeq ($(ARCH_X86)$(ARCH_X86_64),yes)
CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/emms.asm
CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/x86.h
CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/x86_abi_support.asm
endif
CODEC_SRCS-$(ARCH_ARM) += $(BUILD_PFX)vpx_config.asm
CODEC_EXPORTS-$(BUILD_LIBVPX) += vpx_codec/exports

INSTALL-LIBS-yes += include/vpx_codec.h
INSTALL-LIBS-yes += include/vpx_image.h
INSTALL-LIBS-yes += include/vpx_integer.h
INSTALL-LIBS-yes += include/vpx_codec_impl_top.h
INSTALL-LIBS-yes += include/vpx_codec_impl_bottom.h
INSTALL-LIBS-$(CONFIG_DECODERS) += include/vpx_decoder.h
INSTALL-LIBS-$(CONFIG_DECODERS) += include/vpx_decoder_compat.h
INSTALL-LIBS-$(CONFIG_ENCODERS) += include/vpx_encoder.h
ifeq ($(CONFIG_EXTERNAL_BUILD),yes)
ifeq ($(CONFIG_MSVS),yes)
INSTALL-LIBS-yes                  += $(foreach p,$(VS_PLATFORMS),lib/$(p)/$(CODEC_LIB).lib)
INSTALL-LIBS-$(CONFIG_DEBUG_LIBS) += $(foreach p,$(VS_PLATFORMS),lib/$(p)/$(CODEC_LIB)d.lib)
INSTALL-LIBS-$(CONFIG_SHARED) += $(foreach p,$(VS_PLATFORMS),lib/$(p)/vpx.dll)
INSTALL-LIBS-$(CONFIG_SHARED) += $(foreach p,$(VS_PLATFORMS),lib/$(p)/vpx.exp)
endif
else
INSTALL-LIBS-yes += lib/libvpx.a
INSTALL-LIBS-$(CONFIG_DEBUG_LIBS) += lib/libvpx_g.a
endif

CODEC_SRCS=$(call enabled,CODEC_SRCS)
INSTALL-SRCS-$(CONFIG_CODEC_SRCS) += $(CODEC_SRCS)
INSTALL-SRCS-$(CONFIG_CODEC_SRCS) += $(call enabled,CODEC_EXPORTS)

ifeq ($(CONFIG_EXTERNAL_BUILD),yes)
ifeq ($(CONFIG_MSVS),yes)

ifeq ($(ARCH_ARM),yes)
ifeq ($(HAVE_ARMV5TE),yes)
ARM_ARCH=v5
endif
ifeq ($(HAVE_ARMV6),yes)
ARM_ARCH=v6
endif
obj_int_extract.vcproj: $(SRC_PATH_BARE)/build/make/obj_int_extract.c
	@cp $(SRC_PATH_BARE)/build/arm-wince-vs8/obj_int_extract.bat .
	@cp $(SRC_PATH_BARE)/build/arm-wince-vs8/armasm$(ARM_ARCH).rules .
	@echo "    [CREATE] $@"
	$(SRC_PATH_BARE)/build/make/gen_msvs_proj.sh\
			--exe\
			--target=$(TOOLCHAIN)\
            $(if $(CONFIG_STATIC_MSVCRT),--static-crt) \
            --name=obj_int_extract\
            --proj-guid=E1360C65-D375-4335-8057-7ED99CC3F9B2\
            --out=$@ $^\
            -I".&quot;;&quot;$(SRC_PATH_BARE)"

PROJECTS-$(BUILD_LIBVPX) += obj_int_extract.vcproj
PROJECTS-$(BUILD_LIBVPX) += obj_int_extract.bat
PROJECTS-$(BUILD_LIBVPX) += armasm$(ARM_ARCH).rules
endif

vpx.def: $(call enabled,CODEC_EXPORTS)
	@echo "    [CREATE] $@"
	$(SRC_PATH_BARE)/build/make/gen_msvs_def.sh\
            --name=vpx\
            --out=$@ $^
CLEAN-OBJS += vpx.def

vpx.vcproj: $(CODEC_SRCS) vpx.def
	@echo "    [CREATE] $@"
	$(SRC_PATH_BARE)/build/make/gen_msvs_proj.sh\
			--lib\
			--target=$(TOOLCHAIN)\
            $(if $(CONFIG_STATIC_MSVCRT),--static-crt) \
            --name=vpx\
            --proj-guid=DCE19DAF-69AC-46DB-B14A-39F0FAA5DB74\
            --module-def=vpx.def\
            --ver=$(CONFIG_VS_VERSION)\
            --out=$@ $(CFLAGS) $^\

PROJECTS-$(BUILD_LIBVPX) += vpx.vcproj

vpx.vcproj: vpx_config.asm

endif
else
LIBVPX_OBJS=$(call objs,$(CODEC_SRCS))
OBJS-$(BUILD_LIBVPX) += $(LIBVPX_OBJS)
LIBS-$(BUILD_LIBVPX) += $(BUILD_PFX)libvpx.a $(BUILD_PFX)libvpx_g.a
$(BUILD_PFX)libvpx_g.a: $(LIBVPX_OBJS)
endif

LIBS-$(LIPO_LIBVPX) += libvpx.a
$(eval $(if $(LIPO_LIBVPX),$(call lipo_lib_template,libvpx.a)))

#
# Rule to make assembler configuration file from C configuration file
#
ifeq ($(ARCH_X86)$(ARCH_X86_64),yes)
# YASM
$(BUILD_PFX)vpx_config.asm: $(BUILD_PFX)vpx_config.h
	@echo "    [CREATE] $@"
	@egrep "#define [A-Z0-9_]+ [01]" $< \
	    | awk '{print $$2 " equ " $$3}' > $@
else
ADS2GAS=$(if $(filter yes,$(CONFIG_GCC)),| $(ASM_CONVERSION))
$(BUILD_PFX)vpx_config.asm: $(BUILD_PFX)vpx_config.h
	@echo "    [CREATE] $@"
	@egrep "#define [A-Z0-9_]+ [01]" $< \
	    | awk '{print $$2 " EQU " $$3}' $(ADS2GAS) > $@
	@echo "        END" $(ADS2GAS) >> $@
CLEAN-OBJS += $(BUILD_PFX)vpx_config.asm
endif

#
# Add assembler dependencies for configuration and offsets
#
#$(filter %$(ASM).o,$(OBJS-yes)): $(BUILD_PFX)vpx_config.asm $(BUILD_PFX)vpx_asm_offsets.asm
$(filter %.s.o,$(OBJS-yes)):   $(BUILD_PFX)vpx_config.asm
$(filter %.asm.o,$(OBJS-yes)): $(BUILD_PFX)vpx_config.asm

$(shell $(SRC_PATH_BARE)/build/make/version.sh "$(SRC_PATH_BARE)" $(BUILD_PFX)vpx_version.h)
CLEAN-OBJS += $(BUILD_PFX)vpx_version.h

CODEC_DOC_SRCS += vpx_codec/vpx_codec.h \
                  vpx_codec/vpx_decoder.h \
                  vpx_codec/vpx_encoder.h \
                  vpx_codec/vpx_image.h

CLEAN-OBJS += libs.doxy
DOCS-yes += libs.doxy
libs.doxy: $(CODEC_DOC_SRCS)
	@echo "    [CREATE] $@"
	@rm -f $@
	@echo "INPUT += $^" >> $@
	@echo "PREDEFINED = VPX_CODEC_DISABLE_COMPAT" >> $@
	@echo "INCLUDE_PATH += ." >> $@;
	@echo "ENABLED_SECTIONS += $(sort $(CODEC_DOC_SECTIONS))" >> $@