upx/Makefile

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Makefile
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#
# UPX top-level Makefile - needs GNU make and CMake >= 3.13
#
# NOTE: if you only have CMake 3.10 then you can invoke cmake manually like this:
# mkdir -p build/release
# cd build/release
# cmake ../..
# cmake --build .
CMAKE = cmake
UPX_CMAKE_BUILD_FLAGS += --parallel
#UPX_CMAKE_BUILD_FLAGS += --verbose
# check git submodules
ifeq ($(wildcard ./vendor/doctest/doctest/.),)
$(error ERROR: missing git submodule; run 'git submodule update --init')
endif
ifeq ($(wildcard ./vendor/lzma-sdk/C/.),)
$(error ERROR: missing git submodule; run 'git submodule update --init')
endif
ifeq ($(wildcard ./vendor/ucl/include/.),)
$(error ERROR: missing git submodule; run 'git submodule update --init')
endif
ifeq ($(wildcard ./vendor/zlib/crc32.c),)
$(error ERROR: missing git submodule; run 'git submodule update --init')
endif
#***********************************************************************
# default
#***********************************************************************
__check_cache = $(if $(wildcard $1/CMakeCache.txt),@true,)
run_config = $(call __check_cache,$1) $(CMAKE) -S . -B $1 $(UPX_CMAKE_CONFIG_FLAGS) -DCMAKE_BUILD_TYPE=$2
run_build = $(CMAKE) --build $1 $(UPX_CMAKE_BUILD_FLAGS) --config $2
default: build/release
build/debug: PHONY
$(call run_config,$@,Debug)
$(call run_build,$@,Debug)
build/release: PHONY
$(call run_config,$@,Release)
$(call run_build,$@,Release)
#***********************************************************************
# some pre-defined build configurations
#***********************************************************************
# force building with gcc/g++
build/%-gcc: export CC=gcc
build/%-gcc: export CXX=g++
build/debug-gcc: PHONY
$(call run_config,$@,Debug)
$(call run_build,$@,Debug)
build/release-gcc: PHONY
$(call run_config,$@,Release)
$(call run_build,$@,Release)
# force building with clang/clang++
build/%-clang: export CC=clang
build/%-clang: export CXX=clang++
build/debug-clang: PHONY
$(call run_config,$@,Debug)
$(call run_build,$@,Debug)
build/release-clang: PHONY
$(call run_config,$@,Release)
$(call run_build,$@,Release)
# cross compiler: Windows mingw-w64
build/%-cross-mingw64: export CC=x86_64-w64-mingw32-gcc
build/%-cross-mingw64: export CXX=x86_64-w64-mingw32-g++
# disable sanitize to avoid link errors on GitHub CI
build/%-cross-mingw64: UPX_CMAKE_CONFIG_FLAGS += -DUPX_CONFIG_DISABLE_SANITIZE=1
build/debug-cross-mingw64: PHONY
$(call run_config,$@,Debug)
$(call run_build,$@,Debug)
build/release-cross-mingw64: PHONY
$(call run_config,$@,Release)
$(call run_build,$@,Release)
.PHONY: default PHONY