--- Makefile.orig	2012-07-29 02:06:22.819373027 -0300
+++ Makefile	2012-07-29 02:07:19.739370225 -0300
@@ -1,5 +1,8 @@
+prefix = /usr
+bindir = $(prefix)/bin
 CC = gcc
-CFLAGS = -O2 #-DDEBUG -g
+INSTALL = install
+CFLAGS = -O2 -Wall #-DDEBUG -g
 OBJFILES = cpuled.o
 PROGRAM = cpuled
 VERSION = 0.1
@@ -7,6 +10,10 @@
 all: $(OBJFILES)
 	$(CC) $(CFLAGS) $(OBJFILES) -o $(PROGRAM)
 
+install: all
+	$(INSTALL) -d $(DESTDIR)$(bindir)
+	$(INSTALL) -m755 $(PROGRAM) $(DESTDIR)$(bindir)/$(PROGRAM)
+
 clean:
 	-rm $(OBJFILES)
 	-rm cpuled