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|
#version 5
out_name := numper
build := release
tmp_dir := tmp
bin_dir := bin
lib_dir := lib
src_dir := src
CFLAGS := -std=c11 -fdata-sections -ffunction-sections -D_POSIX_C_SOURCE=200809L
CFLAGS += -pedantic -Wall -Wextra -Wcast-qual -Wstrict-aliasing -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wvla -Wno-parentheses -Wno-unused-variable -Wno-unused-function -Wno-unused-parameter -Wno-unused-label -Wno-format
LDFLAGS := -Wl,--gc-sections
LDLIBS :=
ARFLAGS := -rcs
compile = $(CC) $(CFLAGS) -MMD -c $< -o $@
link = $(CC) $(LDFLAGS) $^ -o $@ $(LDLIBS)
ifeq ($(build),release)
out_file := $(out_name)
else
out_file := $(out_name)_$(build)
endif
bin := $(bin_dir)/$(out_file)
ifneq ($(MSYSTEM),)
bin := $(bin).exe
LDFLAGS += -static
#RELFLAGS := -s
else
RELFLAGS :=
endif
out := $(bin)
ifeq ($(build),debug)
CFLAGS += -g
else ifeq ($(build),release)
CFLAGS += -Ofast -march=native -mtune=native
LDFLAGS += $(RELFLAGS)
else ifeq ($(build),analyze)
CC := clang
CFLAGS += --analyze -Xanalyzer -analyzer-output=text
link :=
else
$(error invalid build: "$(build)")
endif
LDLIBS := -lm $(LDLIBS)
####################################################################
ifneq ($(run),)
run_cmd := @echo "run $(bin)"
run_cmd += && cd bin
run_cmd += && echo "----------------------------------------------------------------"
run_cmd += && time ./$(out_file) -a6 100000000
run_cmd += ; echo "----------------------------------------------------------------"
run_cmd += && cd ..
endif
ifneq ($(debug),)
CC := gcc
run_cmd := @echo "debug $(bin)"
run_cmd += && cd bin
run_cmd += && echo "----------------------------------------------------------------"
run_cmd += && gdb $(out_file)
run_cmd += ; echo "----------------------------------------------------------------"
run_cmd += && cd ..
endif
ifeq ($(PREFIX),)
PREFIX := /usr/local
endif
ifeq ($(CC),clang)
CFLAGS += -fcolor-diagnostics -fansi-escape-codes
LDFLAGS := $(filter-out -pthread,$(LDFLAGS))
LDLIBS += -lpthread
endif
rwildcard = $(wildcard $1$2) $(foreach d,$(wildcard $1*),$(call rwildcard,$d/,$2))
build_dir := $(tmp_dir)/$(build)
src := $(foreach dir,$(src_dir),$(call rwildcard,$(dir)/,*.c))
obj := $(src:.c=.o)
obj := $(addprefix $(build_dir)/,$(obj))
dep := $(obj:.o=.d)
dst_dir := $(DESTDIR)$(PREFIX)
####################################################################
.PHONY: all
all: $(out)
@$(run_cmd)
$(out): $(obj)
@echo "link $@"
@mkdir -p $(@D)
@$(link)
-include $(dep)
$(build_dir)/%.o: %.c
@echo "compile $<"
@mkdir -p $(@D)
@$(compile)
.PHONY: clean
clean:
@-rm -rf $(tmp_dir)/*
|
