Merge "Prevent using config.mk from make, clean up unused code"

# current configuration and platform, which

# are not specific to what is being built.

ifndef KATI

$(warning Directly using config.mk from make is no longer supported.)

$(info )

# Repeat the warning so that it's in both the stdout and stderr streams

$(info Directly using config.mk from make is no longer supported.)

$(info )

$(info If you are just attempting to build, you probably need to re-source envsetup.sh:)

$(info )

$(info $$ source build/envsetup.sh)

$(info )

$(info If you are attempting to emulate get_build_var, use one of the following:)

$(info $$ build/soong/soong_ui.bash --dumpvar-mode)

$(info $$ build/soong/soong_ui.bash --dumpvars-mode)

$(info )

$(error done)

endif

# Only use ANDROID_BUILD_SHELL to wrap around bash.

# DO NOT use other shells such as zsh.

ifdef ANDROID_BUILD_SHELL

# List of variables we want to print in the build banner.

print_build_config_vars := \

  PLATFORM_VERSION_CODENAME \

  PLATFORM_VERSION \

  TARGET_PRODUCT \

  TARGET_BUILD_VARIANT \

  TARGET_BUILD_TYPE \

  TARGET_PLATFORM_VERSION \

  TARGET_BUILD_APPS \

  TARGET_ARCH \

  TARGET_ARCH_VARIANT \

  TARGET_CPU_VARIANT \

  TARGET_2ND_ARCH \

  TARGET_2ND_ARCH_VARIANT \

  TARGET_2ND_CPU_VARIANT \

  HOST_ARCH \

  HOST_2ND_ARCH \

  HOST_OS \

  HOST_OS_EXTRA \

  HOST_CROSS_OS \

  HOST_CROSS_ARCH \

  HOST_CROSS_2ND_ARCH \

  HOST_BUILD_TYPE \

  BUILD_ID \

  OUT_DIR \

  AUX_OS_VARIANT_LIST

ifeq ($(TARGET_BUILD_PDK),true)

print_build_config_vars += \

  TARGET_BUILD_PDK \

  PDK_FUSION_PLATFORM_ZIP

endif

# ---------------------------------------------------------------

# the setpath shell function in envsetup.sh uses this to figure out

# what to add to the path given the config we have chosen.

ANDROID_PREBUILTS := prebuilt/$(HOST_PREBUILT_TAG)

ANDROID_GCC_PREBUILTS := prebuilts/gcc/$(HOST_PREBUILT_TAG)

# The "dumpvar" stuff lets you say something like

#

#     CALLED_FROM_SETUP=true \

#       make -f config/envsetup.make dumpvar-TARGET_OUT

# or

#     CALLED_FROM_SETUP=true \

#       make -f config/envsetup.make dumpvar-abs-HOST_OUT_EXECUTABLES

#

# The plain (non-abs) version just dumps the value of the named variable.

# The "abs" version will treat the variable as a path, and dumps an

# absolute path to it.

#

dumpvar_goals := \

	$(strip $(patsubst dumpvar-%,%,$(filter dumpvar-%,$(MAKECMDGOALS))))

ifdef dumpvar_goals

  ifneq ($(words $(dumpvar_goals)),1)

    $(error Only one "dumpvar-" goal allowed. Saw "$(MAKECMDGOALS)")

  endif

  # If the goal is of the form "dumpvar-abs-VARNAME", then

  # treat VARNAME as a path and return the absolute path to it.

  absolute_dumpvar := $(strip $(filter abs-%,$(dumpvar_goals)))

  ifdef absolute_dumpvar

    dumpvar_goals := $(patsubst abs-%,%,$(dumpvar_goals))

    DUMPVAR_VALUE := $(abspath $($(dumpvar_goals)))

    dumpvar_target := dumpvar-abs-$(dumpvar_goals)

  else

    DUMPVAR_VALUE := $($(dumpvar_goals))

    dumpvar_target := dumpvar-$(dumpvar_goals)

  endif

.PHONY: $(dumpvar_target)

$(dumpvar_target):

	@echo $(DUMPVAR_VALUE)

endif # dumpvar_goals

ifneq ($(dumpvar_goals),report_config)

PRINT_BUILD_CONFIG:=

endif

ifneq ($(filter report_config,$(DUMP_MANY_VARS)),)

# Construct the shell commands that print the config banner.

report_config_sh := echo '============================================';

report_config_sh += $(foreach v,$(print_build_config_vars),echo '$v=$($(v))';)

report_config_sh += echo '============================================';

endif

# Dump mulitple variables to "<var>=<value>" pairs, one per line.

# The output may be executed as bash script.

# Input variables:

#   DUMP_MANY_VARS: the list of variable names.

#   DUMP_VAR_PREFIX: an optional prefix of the variable name added to the output.

#   DUMP_MANY_ABS_VARS: the list of abs variable names.

#   DUMP_ABS_VAR_PREFIX: an optional prefix of the abs variable name added to the output.

.PHONY: dump-many-vars

dump-many-vars :

	@$(foreach v, $(filter-out report_config, $(DUMP_MANY_VARS)),\

	@$(foreach v, $(DUMP_MANY_VARS),\

	  echo "$(DUMP_VAR_PREFIX)$(v)='$($(v))'";)

ifneq ($(filter report_config, $(DUMP_MANY_VARS)),)

	@# Construct a special variable for report_config.

	@# Escape \` to defer the execution of report_config_sh to preserve the line breaks.

	@echo "$(DUMP_VAR_PREFIX)report_config=\`$(report_config_sh)\`"

endif

	@$(foreach v, $(sort $(DUMP_MANY_ABS_VARS)),\

	  echo "$(DUMP_ABS_VAR_PREFIX)$(v)='$(abspath $($(v)))'";)

endif # CALLED_FROM_SETUP

ifneq ($(PRINT_BUILD_CONFIG),)

$(info ============================================)

$(foreach v, $(print_build_config_vars),\

  $(info $v=$($(v))))

$(info ============================================)

endif