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X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Nicholas Roth via libcamera-devel From: Nicolas Dufresne via libcamera-devel Reply-To: libcamera-devel@lists.libcamera.org Cc: nicholas@rothemail.net Errors-To: libcamera-devel-bounces@lists.libcamera.org Sender: "libcamera-devel" From: Nicholas Roth --- android/Android.mk | 86 ++++++++++++ android/meson_cross.mk | 296 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 382 insertions(+) create mode 100644 android/Android.mk create mode 100644 android/meson_cross.mk diff --git a/android/Android.mk b/android/Android.mk new file mode 100644 index 00000000..ff0d1472 --- /dev/null +++ b/android/Android.mk @@ -0,0 +1,86 @@ +# SPDX-License-Identifier: Apache-2.0 +# +# Copyright (C) 2021, GlobalLogic Ukraine +# Copyright (C) 2021, Roman Stratiienko (r.stratiienko@gmail.com) +# +# Android.mk - Android makefile +# + +ifneq ($(filter true, $(BOARD_LIBCAMERA_USES_MESON_BUILD)),) + +LOCAL_PATH := $(call my-dir) +LIBCAMERA_TOP := $(dir $(LOCAL_PATH)) +LIBCAMERA_MESON_VERSION := .0.0.1 + +include $(CLEAR_VARS) + +LOCAL_SHARED_LIBRARIES := libc libexif libjpeg libyuv_chromium libdl libyaml +MESON_GEN_PKGCONFIGS := libexif libjpeg yaml-0.1 libyuv dl + +ifeq ($(TARGET_IS_64_BIT),true) +LOCAL_MULTILIB := 64 +else +LOCAL_MULTILIB := 32 +endif +include $(LOCAL_PATH)/meson_cross.mk + +ifdef TARGET_2ND_ARCH +LOCAL_MULTILIB := 32 +include $(LOCAL_PATH)/meson_cross.mk +endif + +#------------------------------------------------------------------------------- + +define libcamera-lib +LOCAL_MODULE_CLASS := SHARED_LIBRARIES +LOCAL_MODULE := $1 +LOCAL_VENDOR_MODULE := true +LOCAL_MODULE_RELATIVE_PATH := $2 +ifdef TARGET_2ND_ARCH +LOCAL_SRC_FILES_$(TARGET_ARCH) := $(call relative_top_path,$(LOCAL_PATH))$($3) +LOCAL_SRC_FILES_$(TARGET_2ND_ARCH) := $(call relative_top_path,$(LOCAL_PATH))$(2ND_$3) +LOCAL_MULTILIB := both +else +LOCAL_SRC_FILES := $(call relative_top_path,$(LOCAL_PATH))$($3) +endif +LOCAL_CHECK_ELF_FILES := false +LOCAL_MODULE_SUFFIX := .so$(${4}) +include $(BUILD_PREBUILT) +include $(CLEAR_VARS) +endef + +__MY_SHARED_LIBRARIES := $(LOCAL_SHARED_LIBRARIES) +include $(CLEAR_VARS) +LOCAL_SHARED_LIBRARIES := $(__MY_SHARED_LIBRARIES) + +# Modules 'libcamera', produces '/vendor/lib{64}/libcamera.so' +$(eval $(call libcamera-lib,libcamera,,LIBCAMERA_BIN,LIBCAMERA_MESON_VERSION)) +# Modules 'libcamera-base', produces '/vendor/lib{64}/libcamera-base.so' +$(eval $(call libcamera-lib,libcamera-base,,LIBCAMERA_BASE_BIN,LIBCAMERA_MESON_VERSION)) +# Modules 'ipa_rkisp1', produces '/vendor/lib{64}/ipa_rkisp1.so' +$(eval $(call libcamera-lib,ipa_rkisp1,,LIBCAMERA_IPA_RKISP1_BIN,)) +# Modules 'ipa_rkisp1', produces '/vendor/lib{64}/ipa_rpi.so' +$(eval $(call libcamera-lib,ipa_rpi,,LIBCAMERA_IPA_RASPBERRYPI_BIN,)) +# Modules 'ipa_rkisp1', produces '/vendor/lib{64}/ipa_ipu3.so' +$(eval $(call libcamera-lib,ipa_ipu3,,LIBCAMERA_IPA_IPU3_BIN,)) +# Modules 'ipa_rkisp1', produces '/vendor/lib{64}/ipa_vimc.so' +$(eval $(call libcamera-lib,ipa_vimc,,LIBCAMERA_IPA_VIMC_BIN,)) + +# Modules 'camera.libcamera', produces '/vendor/lib{64}/hw/camera.libcamera.so' HAL +$(eval $(call libcamera-lib,camera.libcamera,hw,LIBCAMERA_HAL_BIN,)) + +LOCAL_SHARED_LIBRARIES += libcamera libcamera-base ipa_rkisp1 ipa_rpi ipa_ipu3 ipa_vimc +LOCAL_REQUIRED_MODULES := libcamera libcamera-base ipa_rkisp1 ipa_rpi ipa_ipu3 ipa_vimc + +$(shell mkdir -p $(TARGET_OUT_VENDOR_ETC)/rkisp1/) +$(shell mkdir -p $(TARGET_OUT_VENDOR_ETC)/rpi/) +$(shell mkdir -p $(TARGET_OUT_VENDOR_ETC)/ipu3/) +$(shell mkdir -p $(TARGET_OUT_VENDOR_ETC)/vimc/) +$(shell cp $(LIBCAMERA_IPA_RKISP1_CONFIGS)/* $(TARGET_OUT_VENDOR_ETC)/rkisp1/) +$(shell cp $(LIBCAMERA_IPA_RASPBERRYPI_CONFIGS)/* $(TARGET_OUT_VENDOR_ETC)/rpi/) +$(shell cp $(LIBCAMERA_IPA_IPU3_CONFIGS)/* $(TARGET_OUT_VENDOR_ETC)/ipu3/) +$(shell cp $(LIBCAMERA_IPA_VIMC_CONFIGS)/* $(TARGET_OUT_VENDOR_ETC)/vimc/) + +#------------------------------------------------------------------------------- + +endif diff --git a/android/meson_cross.mk b/android/meson_cross.mk new file mode 100644 index 00000000..bb1661cd --- /dev/null +++ b/android/meson_cross.mk @@ -0,0 +1,296 @@ +# SPDX-License-Identifier: Apache-2.0 +# +# Copyright (C) 2021, GlobalLogic Ukraine +# Copyright (C) 2021, Roman Stratiienko (r.stratiienko@gmail.com) +# +# meson_cross.mk - Android makefile +# + +# Turn "dir1/dir2/dir3/dir4" into "../../../../" +define relative_top_path +$(eval __s:=) \ +$(foreach tmp,$(subst /,$(space),$1),$(eval __s:=$(__s)../)) \ +$(__s) +endef + +MY_PATH := $(call my-dir) + +AOSP_ABSOLUTE_PATH := $(realpath .) + +libcam_m_dummy_$(LOCAL_MULTILIB) := $(TARGET_OUT_INTERMEDIATES)/LIBCAM_DUMMY_$(LOCAL_MULTILIB)/dummy.c + +$(libcam_m_dummy_$(LOCAL_MULTILIB)): + mkdir -p $(dir $@) + touch $@ + +LOCAL_SRC_FILES := $(call relative_top_path,$(MY_PATH))$(libcam_m_dummy_$(LOCAL_MULTILIB)) +LOCAL_VENDOR_MODULE := true +LOCAL_MODULE := libcam.dummy.$(LOCAL_MULTILIB) + +# Prepare intermediate variables by AOSP make/core internals +include $(BUILD_SHARED_LIBRARY) + +LOCAL_PATH := $(MY_PATH) + +link_deps := \ + $(built_static_libraries) \ + $(built_shared_libraries) \ + $(built_whole_libraries) \ + $(strip $(all_objects)) \ + $(my_target_libatomic) \ + $(my_target_libcrt_builtins) \ + $(my_target_crtbegin_so_o) \ + $(my_target_crtend_so_o) + +# Build using intermediate variables provided by AOSP make/core internals +M_TARGET_PREFIX := $(my_2nd_arch_prefix) + +LIBCAMERA_LIB_DIR := lib$(subst 32,,$(LOCAL_MULTILIB)) + +MESON_OUT_DIR := $($(M_TARGET_PREFIX)TARGET_OUT_INTERMEDIATES)/MESON_LIBCAMERA +MESON_GEN_DIR := $(MESON_OUT_DIR)_GEN +MESON_GEN_FILES_TARGET := $(MESON_GEN_DIR)/.timestamp + +$(M_TARGET_PREFIX)LIBCAMERA_BIN := $(MESON_OUT_DIR)/install/usr/local/lib/libcamera.so +$(M_TARGET_PREFIX)LIBCAMERA_HAL_BIN := $(MESON_OUT_DIR)/install/usr/local/lib/libcamera-hal.so +$(M_TARGET_PREFIX)LIBCAMERA_BASE_BIN := $(MESON_OUT_DIR)/install/usr/local/lib/libcamera-base.so +$(M_TARGET_PREFIX)LIBCAMERA_IPA_RKISP1_BIN := $(MESON_OUT_DIR)/install/usr/local/lib/libcamera/ipa_rkisp1.so +$(M_TARGET_PREFIX)LIBCAMERA_IPA_RASPBERRYPI_BIN := $(MESON_OUT_DIR)/install/usr/local/lib/libcamera/ipa_rpi.so +$(M_TARGET_PREFIX)LIBCAMERA_IPA_IPU3_BIN := $(MESON_OUT_DIR)/install/usr/local/lib/libcamera/ipa_ipu3.so +$(M_TARGET_PREFIX)LIBCAMERA_IPA_VIMC_BIN := $(MESON_OUT_DIR)/install/usr/local/lib/libcamera/ipa_vimc.so +$(M_TARGET_PREFIX)LIBCAMERA_IPA_RKISP1_CONFIGS := $(MESON_OUT_DIR)/install/usr/local/share/libcamera/ipa/rkisp1 +$(M_TARGET_PREFIX)LIBCAMERA_IPA_RASPBERRYPI_CONFIGS := $(MESON_OUT_DIR)/install/usr/local/share/libcamera/ipa/raspberrypi +$(M_TARGET_PREFIX)LIBCAMERA_IPA_IPU3_CONFIGS := $(MESON_OUT_DIR)/install/usr/local/share/libcamera/ipa/ipu3 +$(M_TARGET_PREFIX)LIBCAMERA_IPA_VIMC_CONFIGS := $(MESON_OUT_DIR)/install/usr/local/share/libcamera/ipa/vimc + +LIBCAMERA_BINS := \ + $($(M_TARGET_PREFIX)LIBCAMERA_BIN) \ + $($(M_TARGET_PREFIX)LIBCAMERA_HAL_BIN) \ + $($(M_TARGET_PREFIX)LIBCAMERA_BASE_BIN) \ + $($(M_TARGET_PREFIX)LIBCAMERA_IPA_RKISP1_BIN) \ + $($(M_TARGET_PREFIX)LIBCAMERA_IPA_RASPBERRYPI_BIN) \ + $($(M_TARGET_PREFIX)LIBCAMERA_IPA_IPU3_BIN) \ + $($(M_TARGET_PREFIX)LIBCAMERA_IPA_VIMC_BIN) + +MESON_GEN_NINJA := \ + cd $(MESON_OUT_DIR) && PATH=/usr/bin:/usr/local/bin:$$PATH meson ./build \ + --cross-file $(AOSP_ABSOLUTE_PATH)/$(MESON_GEN_DIR)/aosp_cross \ + --buildtype=release \ + -Dandroid=enabled \ + -Dipas=$(subst $(space),$(comma),$(BOARD_LIBCAMERA_IPAS)) \ + -Dpipelines=$(subst $(space),$(comma),$(BOARD_LIBCAMERA_PIPELINES)) \ + -Dsysconfdir=/vendor/etc \ + -Dtest=false \ + -Dallow_unsigned_ipas_in_process=true + +MESON_BUILD := PATH=/usr/bin:/bin:/sbin:$$PATH ninja -C $(MESON_OUT_DIR)/build + +$(MESON_GEN_FILES_TARGET): MESON_CPU_FAMILY := $(subst arm64,aarch64,$(TARGET_$(M_TARGET_PREFIX)ARCH)) + +define create-pkgconfig +echo -e "Name: $2" \ + "\nDescription: $2" \ + "\nVersion: $3" > $1/$2.pc + +endef + +# Taken from build/make/core/binary.mk. We need this +# to use definitions from build/make/core/definitions.mk +$(MESON_GEN_FILES_TARGET): PRIVATE_GLOBAL_C_INCLUDES := $(my_target_global_c_includes) +$(MESON_GEN_FILES_TARGET): PRIVATE_GLOBAL_C_SYSTEM_INCLUDES := $(my_target_global_c_system_includes) + +$(MESON_GEN_FILES_TARGET): PRIVATE_TARGET_GLOBAL_CFLAGS := $(my_target_global_cflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_TARGET_GLOBAL_CONLYFLAGS := $(my_target_global_conlyflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_TARGET_GLOBAL_CPPFLAGS := $(my_target_global_cppflags) + +$(MESON_GEN_FILES_TARGET): PRIVATE_2ND_ARCH_VAR_PREFIX := $(M_TARGET_PREFIX) +$(MESON_GEN_FILES_TARGET): PRIVATE_CC := $(my_cc) +$(MESON_GEN_FILES_TARGET): PRIVATE_LINKER := $(my_linker) +$(MESON_GEN_FILES_TARGET): PRIVATE_CXX := $(my_cxx) +$(MESON_GEN_FILES_TARGET): PRIVATE_CXX_LINK := $(my_cxx_link) +$(MESON_GEN_FILES_TARGET): PRIVATE_YACCFLAGS := $(LOCAL_YACCFLAGS) +$(MESON_GEN_FILES_TARGET): PRIVATE_ASFLAGS := $(my_asflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_CONLYFLAGS := $(my_conlyflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_CFLAGS := $(my_cflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_CPPFLAGS := $(my_cppflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_CFLAGS_NO_OVERRIDE := $(my_cflags_no_override) +$(MESON_GEN_FILES_TARGET): PRIVATE_CPPFLAGS_NO_OVERRIDE := $(my_cppflags_no_override) +$(MESON_GEN_FILES_TARGET): PRIVATE_RTTI_FLAG := $(LOCAL_RTTI_FLAG) +$(MESON_GEN_FILES_TARGET): PRIVATE_DEBUG_CFLAGS := $(debug_cflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_C_INCLUDES := $(my_c_includes) +$(MESON_GEN_FILES_TARGET): PRIVATE_IMPORTED_INCLUDES := $(imported_includes) +$(MESON_GEN_FILES_TARGET): PRIVATE_LDFLAGS := $(my_ldflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_LDLIBS := $(my_ldlibs) +$(MESON_GEN_FILES_TARGET): PRIVATE_TARGET_GLOBAL_LDFLAGS := $(my_target_global_ldflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_TIDY_CHECKS := $(my_tidy_checks) +$(MESON_GEN_FILES_TARGET): PRIVATE_TIDY_FLAGS := $(my_tidy_flags) +$(MESON_GEN_FILES_TARGET): PRIVATE_ARFLAGS := $(my_arflags) +$(MESON_GEN_FILES_TARGET): PRIVATE_ALL_SHARED_LIBRARIES := $(built_shared_libraries) +$(MESON_GEN_FILES_TARGET): PRIVATE_ALL_STATIC_LIBRARIES := $(built_static_libraries) +$(MESON_GEN_FILES_TARGET): PRIVATE_ALL_WHOLE_STATIC_LIBRARIES := $(built_whole_libraries) +$(MESON_GEN_FILES_TARGET): PRIVATE_ALL_OBJECTS := $(strip $(all_objects)) + +$(MESON_GEN_FILES_TARGET): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags) + +$(MESON_GEN_FILES_TARGET): PRIVATE_TARGET_LIBCRT_BUILTINS := $(my_target_libcrt_builtins) +$(MESON_GEN_FILES_TARGET): PRIVATE_TARGET_LIBATOMIC := $(my_target_libatomic) +$(MESON_GEN_FILES_TARGET): PRIVATE_TARGET_CRTBEGIN_SO_O := $(my_target_crtbegin_so_o) +$(MESON_GEN_FILES_TARGET): PRIVATE_TARGET_CRTEND_SO_O := $(my_target_crtend_so_o) +## + +define m-lld-flags + -nostdlib -Wl,--gc-sections \ + $(PRIVATE_TARGET_CRTBEGIN_SO_O) \ + $(PRIVATE_ALL_OBJECTS) \ + -Wl,--whole-archive \ + $(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES) \ + -Wl,--no-whole-archive \ + $(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--start-group) \ + $(PRIVATE_ALL_STATIC_LIBRARIES) \ + $(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--end-group) \ + $(if $(filter true,$(NATIVE_COVERAGE)),$(PRIVATE_TARGET_COVERAGE_LIB)) \ + $(PRIVATE_TARGET_LIBCRT_BUILTINS) \ + $(PRIVATE_TARGET_LIBATOMIC) \ + $(PRIVATE_TARGET_GLOBAL_LDFLAGS) \ + $(PRIVATE_LDFLAGS) \ + $(PRIVATE_ALL_SHARED_LIBRARIES) \ + $(PRIVATE_TARGET_CRTEND_SO_O) \ + $(PRIVATE_LDLIBS) +endef + +define m-lld-flags-cleaned + $(subst prebuilts/,$(AOSP_ABSOLUTE_PATH)/prebuilts/, \ + $(subst out/,$(AOSP_ABSOLUTE_PATH)/out/, \ + $(subst -Wl$(comma)--fatal-warnings,, \ + $(subst -Wl$(comma)--no-undefined-version,, \ + $(subst -Wl$(comma)--gc-sections,, \ + $(patsubst %dummy.o,, \ + $(m-lld-flags))))))) +endef + +define m-cpp-flags + $(PRIVATE_TARGET_GLOBAL_CFLAGS) \ + $(PRIVATE_TARGET_GLOBAL_CPPFLAGS) \ + $(PRIVATE_ARM_CFLAGS) \ + $(PRIVATE_RTTI_FLAG) \ + $(PRIVATE_CFLAGS) \ + $(PRIVATE_CPPFLAGS) \ + $(PRIVATE_DEBUG_CFLAGS) \ + $(PRIVATE_CFLAGS_NO_OVERRIDE) \ + $(PRIVATE_CPPFLAGS_NO_OVERRIDE) +endef + +define m-c-flags + $(PRIVATE_TARGET_GLOBAL_CFLAGS) \ + $(PRIVATE_TARGET_GLOBAL_CONLYFLAGS) \ + $(PRIVATE_ARM_CFLAGS) \ + $(PRIVATE_CFLAGS) \ + $(PRIVATE_CONLYFLAGS) \ + $(PRIVATE_DEBUG_CFLAGS) \ + $(PRIVATE_CFLAGS_NO_OVERRIDE) +endef + +define filter-c-flags + $(subst -std=gnu++17,, \ + $(subst -fno-rtti,, \ + $(patsubst -W%,, \ + $1))) +endef + +define m-c-includes-common +$(addprefix -I , $(PRIVATE_C_INCLUDES)) \ +$(if $(PRIVATE_NO_DEFAULT_COMPILER_FLAGS),,\ + $(addprefix -I ,\ + $(filter-out $(PRIVATE_C_INCLUDES), \ + $(PRIVATE_GLOBAL_C_INCLUDES))) \ + $(addprefix -isystem ,\ + $(filter-out $(PRIVATE_C_INCLUDES), \ + $(PRIVATE_GLOBAL_C_SYSTEM_INCLUDES)))) +endef + +ifeq ($(shell test $(PLATFORM_SDK_VERSION) -ge 30; echo $$?), 0) +# Android 11+ +define m-c-includes +$(foreach i,$(PRIVATE_IMPORTED_INCLUDES),$(EXPORTS.$(i)))\ +$(m-c-includes-common) +endef +define postprocess-includes +endef +else +# Android 10,9 +$(MESON_GEN_FILES_TARGET): PRIVATE_IMPORT_INCLUDES := $(import_includes) +define postprocess-includes + echo " $$(cat $(PRIVATE_IMPORT_INCLUDES)) " > $(MESON_GEN_DIR)/import_includes && \ + sed -i -e ':a;N;$$!ba;s/\n/ /g' \ + -e 's# \{2,\}# #g' \ + -e 's# -isystem # -isystem#g' \ + -e 's# -I # -I#g' \ + -e 's# -I# -I$(AOSP_ABSOLUTE_PATH)/#g' \ + -e 's# -isystem# -isystem$(AOSP_ABSOLUTE_PATH)/#g' \ + -e "s# #','#g" $(MESON_GEN_DIR)/import_includes && \ + sed -i "s#<_IMPORT_INCLUDES>#$$(cat $(MESON_GEN_DIR)/import_includes)#g" $(MESON_GEN_DIR)/aosp_cross +endef +define m-c-includes +<_IMPORT_INCLUDES> $(m-c-includes-common) +endef +endif + +define m-c-abs-includes + $(subst $(space)-isystem,$(space)-isystem$(AOSP_ABSOLUTE_PATH)/, \ + $(subst $(space)-I, -I$(AOSP_ABSOLUTE_PATH)/, \ + $(subst $(space)-I$(space),$(space)-I, \ + $(subst $(space)-isystem$(space),$(space)-isystem, \ + $(strip $(m-c-includes)))))) +endef + +$(MESON_GEN_FILES_TARGET): MESON_GEN_PKGCONFIGS:=$(MESON_GEN_PKGCONFIGS) +$(MESON_GEN_FILES_TARGET): MESON_GEN_DIR:=$(MESON_GEN_DIR) +$(MESON_GEN_FILES_TARGET): $(sort $(shell find -L $(LIBCAMERA_TOP) -not -path '*/\.*')) + mkdir -p $(dir $@) + echo -e "[properties]\n" \ + "c_args = [$(foreach flag, $(call filter-c-flags,$(m-c-flags) $(m-c-abs-includes)),'$(flag)', )'']\n" \ + "cpp_args = [$(foreach flag, $(call filter-c-flags,$(m-cpp-flags) $(m-c-abs-includes)),'$(flag)', )'']\n" \ + "c_link_args = [$(foreach flag, $(m-lld-flags-cleaned),'$(flag)',)'']\n" \ + "cpp_link_args = [$(foreach flag, $(m-lld-flags-cleaned),'$(flag)',)'']\n" \ + "needs_exe_wrapper = true\n" \ + "[binaries]\n" \ + "ar = '$(AOSP_ABSOLUTE_PATH)/$($($(M_TARGET_PREFIX))TARGET_AR)'\n" \ + "c = [$(foreach arg,$(PRIVATE_CC),'$(subst prebuilts/,$(AOSP_ABSOLUTE_PATH)/prebuilts/,$(arg))',)'']\n" \ + "cpp = [$(foreach arg,$(PRIVATE_CXX),'$(subst prebuilts/,$(AOSP_ABSOLUTE_PATH)/prebuilts/,$(arg))',)'']\n" \ + "c_ld = 'lld'\n" \ + "cpp_ld = 'lld'\n\n" \ + "pkgconfig = ['env', 'PKG_CONFIG_LIBDIR=' + '$(AOSP_ABSOLUTE_PATH)/$(MESON_GEN_DIR)', '/usr/bin/pkg-config']\n\n" \ + "llvm-config = '/dev/null'\n" \ + "[host_machine]\n" \ + "system = 'linux'\n" \ + "cpu_family = '$(MESON_CPU_FAMILY)'\n" \ + "cpu = '$(MESON_CPU_FAMILY)'\n" \ + "endian = 'little'" > $(dir $@)/aosp_cross + + # + $(foreach pkg, $(MESON_GEN_PKGCONFIGS), $(call create-pkgconfig,$(dir $@),$(word 1, $(subst :, ,$(pkg))),$(word 2, $(subst :, ,$(pkg))))) + touch $@ + +$(MESON_OUT_DIR)/.build.timestamp: MESON_GEN_NINJA:=$(MESON_GEN_NINJA) +$(MESON_OUT_DIR)/.build.timestamp: MESON_BUILD:=$(MESON_BUILD) +$(MESON_OUT_DIR)/.build.timestamp: $(MESON_GEN_FILES_TARGET) $(link_deps) + rm -rf $(dir $@) + mkdir -p $(dir $@) + mkdir -p $(dir $@)/build + # Meson will update timestamps in sources directory, continuously retriggering the build + # even if nothing changed. Copy sources into intermediate dir to avoid this effect. + cp -r $(LIBCAMERA_TOP)/* $(dir $@) + $(MESON_GEN_NINJA) + $(MESON_BUILD) + touch $@ + +$(MESON_OUT_DIR)/install/.install.timestamp: MESON_BUILD:=$(MESON_BUILD) +$(MESON_OUT_DIR)/install/.install.timestamp: $(MESON_OUT_DIR)/.build.timestamp + rm -rf $(dir $@) + mkdir -p $(dir $@) + DESTDIR=$(AOSP_ABSOLUTE_PATH)/$(dir $@) $(MESON_BUILD) install + touch $@ + +$(LIBCAMERA_BINS): $(MESON_OUT_DIR)/install/.install.timestamp + echo "Build $@" + touch $@