nuttx-apps/Make.defs
xuxin19 8e71885ee5 Enhance Makefile to avoid "Argument list too long"
define a macro for split long variable and redefine variable in batch.
see details in `apps/Make.defs` `SPLITVARIABLE`.
replace the variable reference that caused the error.

Signed-off-by: xuxin19 <xuxin19@xiaomi.com>
2023-08-10 11:16:07 +08:00

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############################################################################
# apps/Make.defs
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership. The
# ASF licenses this file to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance with the
# License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
############################################################################
TOPDIR ?= $(APPDIR)/import
include $(TOPDIR)/Make.defs
# Application Directories
# BUILDIRS is the list of top-level directories containing Make.defs files
# CLEANDIRS is the list of all top-level directories containing Makefiles.
# It is used only for cleaning.
BUILDIRS := $(dir $(wildcard $(APPDIR)/*/Make.defs))
BUILDIRS := $(filter-out $(APPDIR)/import/,$(BUILDIRS))
CONFIGDIRS := $(filter-out $(APPDIR)/builtin/,$(BUILDIRS))
CONFIGDIRS := $(filter-out $(dir $(wildcard $(APPDIR)/*/Kconfig)),$(CONFIGDIRS))
CLEANDIRS := $(dir $(wildcard $(APPDIR)/*/Makefile))
ifeq ($(CONFIG_WINDOWS_NATIVE),y)
BUILDIRS := $(subst /,\,$(BUILDIRS))
CONFIGDIRS := $(subst /,\,$(CONFIGDIRS))
CLEANDIRS := $(subst /,\,$(CLEANDIRS))
endif
# CONFIGURED_APPS is the application directories that should be built in
# the current configuration.
CONFIGURED_APPS :=
define Add_Application
include $(1)Make.defs
endef
$(foreach BDIR, $(BUILDIRS), $(eval $(call Add_Application,$(BDIR))))
# File extensions
CXXEXT ?= .cxx
RUSTEXT ?= .rs
ZIGEXT ?= .zig
# Library path
LIBPATH ?= $(TOPDIR)$(DELIM)staging
# The install path
BINDIR ?= $(APPDIR)$(DELIM)bin
# The final build target
BIN ?= $(APPDIR)$(DELIM)libapps$(LIBEXT)
WBIN ?= $(APPDIR)$(DELIM)wasm$(DELIM)libwasm$(LIBEXT)
# Tools
ifeq ($(CONFIG_WINDOWS_NATIVE),y)
MKKCONFIG ?= $(APPDIR)$(DELIM)tools$(DELIM)mkkconfig.bat
else
MKKCONFIG ?= $(APPDIR)$(DELIM)tools$(DELIM)mkkconfig.sh
endif
# Builtin Registration
BUILTIN_REGISTRY = $(APPDIR)$(DELIM)builtin$(DELIM)registry
DEPCONFIG = $(TOPDIR)$(DELIM).config
ifeq ($(CONFIG_WINDOWS_NATIVE),y)
define REGISTER
$(Q) echo Register: $1
$(Q) echo { "$(subst ",,$(1))", $2, $3, $(subst ",,$(4)) }, > "$(BUILTIN_REGISTRY)$(DELIM)$1.bdat"
$(Q) echo int $(subst ",,$(4))(int argc, char *argv[]); > "$(BUILTIN_REGISTRY)$(DELIM)$1.pdat"
$(Q) touch $(BUILTIN_REGISTRY)$(DELIM).updated"
endef
else
define REGISTER
$(Q) echo "Register: $1"
$(Q) echo "{ \"$1\", $2, $3, $4 }," > "$(BUILTIN_REGISTRY)$(DELIM)$1.bdat"
$(Q) if [ ! -z $4 ]; then \
echo "int $4(int argc, char *argv[]);" > "$(BUILTIN_REGISTRY)$(DELIM)$1.pdat"; \
fi;
$(Q) touch "$(BUILTIN_REGISTRY)$(DELIM).updated"
endef
endif
# Standard include path
CFLAGS += ${INCDIR_PREFIX}"$(APPDIR)$(DELIM)include"
CXXFLAGS += ${INCDIR_PREFIX}"$(APPDIR)$(DELIM)include"
NUTTXLIB ?= $(call CONVERT_PATH,$(TOPDIR)$(DELIM)staging)
# Function to get entry index
define GETINDEX
$(eval i=1)
$(eval entry=)
$(foreach e,$(2), \
$(if $(filter $(notdir $(1)),$(notdir $(e))), \
$(eval entry=$(1)), \
$(if $(entry), \
,$(eval i=$(shell expr $(i) + 1)) \
) \
) \
)
$(i)
endef
# SPLITVARIABLE - Split long variables into specified batches
# Usage: $(call SPLITVARIABLE, variable-def, variable-ref, batch-size)
#
# Example: VAR:= a b c x y z foo bar
# $(call SPLITVARIABLE, VAR, $(VAR), 3)
# $(foreach, num, $(VAR_TOTAL), $(shell echo $(VAR_$(num))))
# Return new variable definition:
# $(variable-def)_TOTAL : total split sequence , start with 1.
# $(variable-def)_$(num) : newly defined variable , ended with batch num.
# In the case above:
# $(VAR_TOTAL) = 1 2 3
# $(VAR_1) = a b c
# $(VAR_2) = x y z
# $(VAR_3) = foo bar
define SPLITVARIABLE
$(eval PREFIX = $(1))
$(eval BATCH_SIZE = $(3))
$(eval TOTAL_BATCH = $(shell expr $(words $(2)) / $(BATCH_SIZE) + 1))
$(eval $(PREFIX)_TOTAL = $(shell seq 1 $(TOTAL_BATCH)))
$(foreach idx, $($(PREFIX)_TOTAL), \
$(eval FROMINDEX=$(shell expr 1 + $(idx) \* $(BATCH_SIZE) - $(BATCH_SIZE))) \
$(eval $(PREFIX)_$(idx)=$(wordlist $(FROMINDEX), $(shell expr $(FROMINDEX) + $(BATCH_SIZE) - 1), $(2))) \
)
endef