MAKEFLAGS += --no-builtin-rules --no-builtin-variables --warn-undefined-variables unexport MAKEFLAGS .DEFAULT_GOAL := all .DELETE_ON_ERROR: .SUFFIXES: SHELL := bash .SHELLFLAGS := -eu -o pipefail -c escape = $(subst ','\'',$(1)) define noexpand ifeq ($$(origin $(1)),environment) $(1) := $$(value $(1)) endif ifeq ($$(origin $(1)),environment override) $(1) := $$(value $(1)) endif ifeq ($$(origin $(1)),command line) override $(1) := $$(value $(1)) endif endef src_dir := $(abspath .) build_dir := $(src_dir)/.build cmake_dir := $(build_dir)/cmake install_dir := $(build_dir)/install C_COMPILER ?= clang BUILD_TYPE ?= Debug DEFAULT_HOST ?= 127.0.0.1 INSTALL_PREFIX ?= $(install_dir) $(eval $(call noexpand,C_COMPILER)) $(eval $(call noexpand,BUILD_TYPE)) $(eval $(call noexpand,DEFAULT_HOST)) $(eval $(call noexpand,INSTALL_PREFIX)) .PHONY: all all: build .PHONY: clean clean: rm -rf -- '$(call escape,$(build_dir))' .PHONY: build build: mkdir -p -- '$(call escape,$(cmake_dir))' cmake \ -G 'Unix Makefiles' \ -D 'CMAKE_C_COMPILER=$(call escape,$(C_COMPILER))' \ -D 'CMAKE_BUILD_TYPE=$(call escape,$(BUILD_TYPE))' \ -D 'CMAKE_INSTALL_PREFIX=$(call escape,$(INSTALL_PREFIX))' \ -D 'DEFAULT_HOST=$(call escape,$(DEFAULT_HOST))' \ -S '$(call escape,$(src_dir))' \ -B '$(call escape,$(cmake_dir))' cmake --build '$(call escape,$(cmake_dir))' -- -j .PHONY: install install: build cmake --install '$(call escape,$(cmake_dir))'