129 lines
3.1 KiB
Makefile
129 lines
3.1 KiB
Makefile
.SUFFIXES:
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.INTERMEDIATE:
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.SECONDARY:
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.PHONY: all clean
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MAKEFILE_PATH := $(patsubst %/,%,$(dir $(abspath $(firstword $(MAKEFILE_LIST)))))
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DEBUG = -g
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CSTD += -std=gnu23
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CXXSTD += -std=gnu++23
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CFLAGS += -Wall -Werror -Wfatal-errors
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CFLAGS += -Wno-error=unused-function
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CFLAGS += -Wno-error=unused-const-variable
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CFLAGS += -Wno-error=unused-but-set-variable
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CFLAGS += -Wno-error=unused-variable
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CFLAGS += -I$(MAKEFILE_PATH)/include
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LDFLAGS += -lm
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ifndef GLFW
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$(error GLFW undefined)
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endif
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ifeq ($(shell uname),Linux)
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OBJARCH = -O elf64-x86-64
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LDFLAGS += -z noexecstack
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else
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OBJARCH = -O pe-x86-64 -B i386:x86-64
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endif
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DEPFLAGS = -MMD -MP
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OPT = -Og
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all: main
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define BUILD_BINARY_O
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objcopy \
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-I binary $(OBJARCH) \
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--rename-section .data=.data.$(basename $@) \
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$< $@
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endef
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makefile_path := $(dir $(abspath $(firstword $(MAKEFILE_LIST))))
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makefile_relative = $(shell realpath --relative-to $(makefile_path) $(1))
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as_obj_binary = $(subst -,_,$(subst .,_,$(subst /,_,$(subst .h,,$(call makefile_relative,$(1))))))
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as_obj_binary_p = _binary_$(call as_obj_binary,$(1))
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define BUILD_BINARY_H
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@echo gen $(call makefile_relative,$@)
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@echo '#pragma once' > $@
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@echo '' >> $@
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@echo '#include <stdint.h>' >> $@
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@echo '' >> $@
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@echo '#ifdef __cplusplus' >> $@
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@echo 'extern "C" {' >> $@
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@echo '#endif' >> $@
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@echo '' >> $@
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@echo 'extern uint32_t $(call as_obj_binary_p,$<)_start __asm("$(call as_obj_binary_p,$<)_start");' >> $@
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@echo 'extern uint32_t $(call as_obj_binary_p,$<)_end __asm("$(call as_obj_binary_p,$<)_end");' >> $@
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@echo 'extern uint32_t $(call as_obj_binary_p,$<)_size __asm("$(call as_obj_binary_p,$<)_size");' >> $@
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@echo '' >> $@
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@echo '#define $(call as_obj_binary,$<)_start ((const char *)&$(call as_obj_binary_p,$<)_start)' >> $@
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@echo '#define $(call as_obj_binary,$<)_end ((const char *)&$(call as_obj_binary_p,$<)_end)' >> $@
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@echo '#define $(call as_obj_binary,$<)_size ($(call as_obj_binary,$<)_end - $(call as_obj_binary,$<)_start)' >> $@
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@echo '' >> $@
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@echo '#ifdef __cplusplus' >> $@
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@echo '}' >> $@
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@echo '#endif' >> $@
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endef
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%.glsl.o: %.glsl
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$(BUILD_BINARY_O)
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include/%.glsl.h: src/%.glsl
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$(BUILD_BINARY_H)
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%.data.o: %.data
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$(BUILD_BINARY_O)
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include/%.data.h: src/%.data
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$(BUILD_BINARY_H)
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%.data.pal.o: %.data.pal
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$(BUILD_BINARY_O)
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include/%.data.pal.h: src/%.data.pal
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$(BUILD_BINARY_H)
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clean:
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rm -f *.o *.d *.gch
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rm -f main
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%.o: %.cpp
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$(CXX) $(CXXSTD) $(CFLAGS) $(OPT) $(DEBUG) $(DEPFLAGS) -MF ${<}.d -c $< -o $@
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%.o: %.c
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$(CC) $(CSTD) $(CFLAGS) $(OPT) $(DEBUG) $(DEPFLAGS) -MF ${<}.d -c $< -o $@
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MAIN_OBJS = \
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src/main.o \
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src/glad.o \
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src/opengl.o \
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src/render.o \
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src/collision.o \
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src/update.o \
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$(patsubst %.glsl,%.glsl.o,$(wildcard src/shader/*.glsl)) \
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$(patsubst %.data,%.data.o,$(wildcard src/level/*.data)) \
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$(patsubst %.data,%.data.o,$(wildcard src/font/*.data)) \
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$(patsubst %.data.pal,%.data.pal.o,$(wildcard src/level/*.data.pal)) \
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$(GLFW)
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main: $(MAIN_OBJS)
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$(CXX) $^ -o $@ $(LDFLAGS)
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#-include $(shell find -type f -name 'src/*.d')
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.SUFFIXES:
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.INTERMEDIATE:
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.SECONDARY:
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.PHONY: all clean
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%: RCS/%,v
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%: RCS/%
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%: %,v
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%: s.%
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%: SCCS/s.%
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