1 files changed, 3 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index c6a04c8..151a0a3 100644
--- a/Makefile
+++ b/Makefile
@@ -7,6 +7,8 @@
 
 ############ compiler ############
 
+GIT_REVISION=$(shell git rev-parse HEAD)
+
 #use our cross compiler
 CC=i686-foolos-gcc
 AS=i686-foolos-as
@@ -18,6 +20,7 @@ AS=i686-elf-as
 ############ compiler flags ############
 
 CFLAGS=
+CFLAGS=-DGIT_REVISION=\"$(GIT_REVISION)\"
 CFLAGS+=-ffreestanding # do we need this if using own compiler?
 CFLAGS+=-nostdlib
 CFLAGS+=-O0