From 0d9aff9bd305d18625c322a1a891aba278049862 Mon Sep 17 00:00:00 2001
From: Kyle K <kylek389@gmail.com>
Date: Mon, 24 Dec 2012 12:53:20 -0600
Subject: spawn char device at /dev/, implement read

---
 Makefile | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 4104b64..4b897db 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,7 @@
-#ccflags-y += -g
+# causes weird file size, smaller than stripped?
+ifeq ($(DEBUG),)
+  ccflags-y += -g
+endif
 
 # Makfile assignments:
 #  := value at right is expanded and assigned at declaration time
@@ -13,11 +16,13 @@ hello-y += main.o debug.o
 # .ko module to be created
 obj-m := hello.o
 
+KERNELDIR ?= /lib/modules/$(shell uname -r)/build
+
 # '-C' changes the dir
 # '-M' causes the the kernel's toplevel Makefile to move back into this dir
 #      before trying to build 'modules' target
 all:
-	make -C /lib/modules/$(shell uname -r)/build KCPPFLAGS="-I$(CURDIR)" M=$(PWD) modules
+	make -C $(KERNELDIR) KCPPFLAGS="-I$(CURDIR)" M=$(PWD) modules
 
 clean:
-	make -C /lib/modules/$(shell uname -r)/build M=$(PWD) clean
+	make -C $(KERNELDIR) M=$(PWD) clean
-- 
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