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OPTIMIZE ?= -O3
DEBUG ?= -g
AR ?= ar
CXX ?= g++
CXXFLAGS := -Wall -Werror -std=c++20 -fPIC -iquote . ${OPTIMIZE} ${DEBUG}
PARTS := $(shell find * -type d -\( -name build -prune -o -print -\))
PARTARS := $(addprefix build/lib, $(addsuffix .a, ${PARTS}))
PARTSOS := $(addprefix build/lib, $(addsuffix .so, ${PARTS}))
MAINOBJS := $(addprefix build/, $(addsuffix .o, $(basename $(wildcard *.cpp))))
MAINOBJS += build/git-tag.o
all: issim
issim: build/issim-dynamic
@ln -sf $< $@
.PHONY: issim
issim-static: build/issim-static
@ln -sf $< $@
.PHONY: issim-static
build/issim-dynamic: ${MAINOBJS} ${PARTSOS}
@mkdir -p $(dir $@)
${CXX} ${CXXFLAGS} -o $@ $+
build/issim-static: ${MAINOBJS} ${PARTARS}
@mkdir -p $(dir $@)
${CXX} ${CXXFLAGS} -o $@ $+
clean:
rm -rf build issim issim-static
.PHONY: clean
build/git-tag.cpp:
@mkdir -p $(dir $@)
./get-git-tag > $@
.PHONY: build/git-tag.cpp
build/%.o: %.cpp Makefile
@mkdir -p $(dir $@)
${CXX} ${CXXFLAGS} -c -o $@ $<
build/%.o: build/%.cpp Makefile
@mkdir -p $(dir $@)
${CXX} ${CXXFLAGS} -c -o $@ $<
.SUFFIXES:
.SECONDARY:
.SECONDEXPANSION:
build/lib%.a: $$(addprefix build/, $$(addsuffix .o, $$(basename $$(wildcard %/*.cpp))))
@mkdir -p $(dir $@)
${AR} cr $@ $+
build/lib%.so: $$(addprefix build/, $$(addsuffix .o, $$(basename $$(wildcard %/*.cpp))))
@mkdir -p $(dir $@)
${CXX} ${CXXFLAGS} -shared -o $@ $+
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