Add a `null' test for testing src/userprog before system calls have

[pintos-anon] / grading / userprog / Make.base

diff --git a/grading/userprog/Make.base b/grading/userprog/Make.base
index 365ef6c0f7ae35f0d202971168da82b82fca9af1..d78787c2e8e185b7da2a283e4450f31768ca120f 100644 (file)
--- a/grading/userprog/Make.base
+++ b/grading/userprog/Make.base
@@ -6,7 +6,12 @@ child_arg_SRC = child-arg.c
 child_bad_SRC = child-bad.c
 child_close_SRC = child-close.c
 
-DISKS = $(patsubst %,%.dsk,$(TESTS))
+null.o: null.S
+null: null.o
+       $(CC) $(LDFLAGS) $^ $(LDLIBS) -o $@
+null.dsk: null 
+
+DISKS = $(patsubst %,%.dsk,$(TESTS)) null.dsk
 
 disks: $(DISKS)
 
@@ -23,6 +28,8 @@ clean::
 
 include $(SRCDIR)/Makefile.userprog
 
+# Use -Werror because otherwise there's so much output spew
+# that it's very difficult to pick out warnings.
 CFLAGS += -Werror
 
 Makefile: Make.base Make.tests mkmf