initial setup

Makefile

@@ -0,0 +1,35 @@
+SRC=src
+OBJ=obj
+
+CC=gcc
+CFLAGS=-Wall -Wextra -pedantic -std=c99 -pedantic-errors
+
+TARGET=libgravity.so
+TEST_TARGET=testapp
+
+SRCS=$(wildcard $(SRC)/*.c)
+OBJS=$(patsubst $(SRC)/%.c,$(OBJ)/%.o,$(SRCS))
+
+$(TARGET): $(OBJS)
+	$(CC) -shared $(OBJS) -o $(TARGET)
+
+$(OBJ)/%.o: $(SRC)/%.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+$(TEST_TARGET): test.c $(TARGET)
+	$(CC) test.c -lgravity -L. -o $(TEST_TARGET)
+
+test: $(TEST_TARGET)
+
+setup:
+	mkdir -p $(OBJ)
+
+clean:
+	rm $(TARGET)
+	rm $(TEST_TARGET)
+	rm -r $(OBJ)/*.o
+
+install: $(TARGET)
+	sudo cp $(TARGET) /usr/local/lib/
+
+.PHONY: setup clean test install