Add wasd-emulator

wasd-emulator/Makefile

@@ -0,0 +1,25 @@
+
+.PHONY: all
+
+obj-m += wasd.o
+KVER := $(shell uname -r)
+KDIR ?= $(firstword $(wildcard /lib/modules/$(KVER)/build) $(wildcard /usr/lib/modules/$(KVER)/build))
+PWD := $(shell pwd)
+OUT := $(PWD)/out
+
+all:
+	@if [ -z "$(KDIR)" ]; then \
+		echo "ERROR: kernel build dir not found for $(KVER). Install kernel headers (e.g. linux-headers)"; \
+		exit 2; \
+	fi
+	mkdir -p $(OUT)
+	$(MAKE) -C $(KDIR) M=$(PWD) modules
+	-mv -f -- *.ko *.mod.c *.o .*.o *.mod modules.order .*.cmd *.symvers $(OUT)
+
+clean:
+	@if [ -z "$(KDIR)" ]; then \
+		echo "ERROR: kernel build dir not found for $(KVER)."; \
+		exit 2; \
+	fi
+	$(MAKE) -C $(KDIR) M=$(PWD) clean
+	rm -rf $(OUT) *.cmd *.order *.mod *.o