init gmake

Makefile

@@ -0,0 +1,49 @@
+.DEFAULT_GOAL := all
+
+include config.mk
+
+# === BUILD ENVIRONMENT ===
+SRC := src
+BIN := bin
+BUILD := build
+
+# === MACRO DEFINITIONS ===
+define objpath
+$(addprefix $(BUILD)/,
+	$(addsuffix .o,
+		$(basename $(1))))
+endef
+define mkobj
+$(foreach DEP, $?,
+	mkdir -p $(dir $(call objpath, $(DEP)))
+	$(CC) $(CFLAGS) $1 -o $(call objpath, $(DEP)) -c $(DEP))
+
+$(LD) -r $(LDFLAGS) -o $@ $(call objpath, $?)
+endef
+
+# === BUILD TARGETS ===
+all: tests
+
+.PHONY: tests
+tests: $(BIN) $(BIN)/ct_test
+
+$(BIN)/ct_test: $(BUILD) $(addprefix $(BUILD)/, ct_test.o term.o surface.o)
+	$(LD) -o $@ $(filter %.o, $^)
+
+$(BUILD)/%.o: $(SRC)/%.c
+	$(CC) $(CFLAGS) -o $@ -c $^
+
+$(BUILD) $(BIN):
+	mkdir -p $@
+	
+# === DEVELOPMENT TARGETS ===
+.PHONY: debug
+debug:
+	$(MAKE) all                      \
+		CFLAGS="$(CFLAGS) $(CDEBUG)"  \
+		CLDFLAGS="$(LDFLAGS) $(LDDEBUG)"
+
+# === UTILITY TARGETS ===
+.PHONY: clean
+clean:
+	- rm -rf $(BUILD) $(BIN) vgcore.* 2>/dev/null

config.mk

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+# -*- make -*-
+
+# === C Compiler Configuration ===
+CC := gcc -xc -std=gnu23
+CFLAGS := -Wall -Wextra -O
+CDEBUG := -g
+
+# === Linker Configuration ===
+LD := ld
+LDFLAGS :=
+
+# === GNU Make Configuration ===
+# GMAKE_JOBS defaults to the number of available logical processors
+GMAKE_JOBS := $(shell nproc) 
+MAKEFLAGS := --jobs=$(GMAKE_JOBS) --output-sync=target
+
+# === Platform Configuration ===
+ifeq ($(OS),Windows_NT) # Windows_NT -> XP, 2000, 7, Vista, 10...
+    PLATFORM := WINDOWS_NT
+else
+    PLATFORM := $(shell uname)
+endif
+