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|
CC := clang
INCLUDES := -I./include -Ideps/glfw-3.3.8/include/GLFW
CFLAGS := -Wall -Wextra -O2 $(INCLUDES)
LDFLAGS := -lglfw
# Detect OS
ifeq ($(OS),Windows_NT)
DETECTED_OS := Windows
else
DETECTED_OS := $(shell uname -s)
endif
# Directories
SRC_DIR := src
BUILD_DIR := build
OBJ_DIR := $(BUILD_DIR)/objs
SHADER_DIR := assets/shaders
SHADER_OUT_DIR := $(BUILD_DIR)/shaders
EXAMPLES_DIR := examples
# Source files
SRCS := $(wildcard $(SRC_DIR)/*.c $(SRC_DIR)/**/*.c)
OBJS := $(patsubst $(SRC_DIR)/%.c,$(OBJ_DIR)/%.o,$(SRCS))
# Add Metal backend written in Objective C only on Mac platform
ifeq ($(DETECTED_OS),Darwin)
SRCS += $(SRC_DIR)/backend_mtl.m
endif
# Library outputs
STATIC_LIB := $(BUILD_DIR)/libceleritas.a
ifeq ($(UNAME_S),Darwin)
SHARED_LIB := $(BUILD_DIR)/libceleritas.dylib
SHARED_FLAGS := -dynamiclib
LDFLAGS += -framework Foundation -framework CoreFoundation -framework CoreGraphics -framework AppKit
else
SHARED_LIB := $(BUILD_DIR)/libceleritas.so
SHARED_FLAGS := -shared
endif
## Makefile notes
# $@ - target of current rule
# $^ - prerequisites of current rule separated by spaces
# $< - first prerequisite file only
$(OBJ_DIR)/%.o: $(SRC_DIR)/%.c
@mkdir -p $(OBJ_DIR)
$(CC) $(CFLAGS) -c $< -o $@
$(SHARED_LIB): $(OBJS)
@mkdir -p $(BUILD_DIR)
$(CC) $(SHARED_FLAGS) -o $@ $^ $(LDFLAGS)
$(STATIC_LIB): $(OBJS)
@mkdir -p $(BUILD_DIR)
ar rcs $@ $^
shared: $(SHARED_LIB)
static: $(STATIC_LIB)
.PHONY: all
all: shared static
.PHONY: triangle
triangle: build/triangle.bin
build/triangle.bin: $(EXAMPLES_DIR)/triangle.c $(STATIC_LIB)
@mkdir -p $(BUILD_DIR)
$(CC) $(CFLAGS) $< -o $@ -L$(BUILD_DIR) -lceleritas $(LDFLAGS)
.PHONY: clean
clean:
rm -rf $(BUILD_DIR)
|
