Fix up LIBRUSTSYNTAX_INPUTS and tidy rule.

Makefile.in

@@ -205,7 +205,7 @@ COMPILER_INPUTS := $(filter-out $(S)src/rustc/driver/rustc.rs,     \
 
 LIBRUSTSYNTAX_CRATE := $(S)src/librustsyntax/rustsyntax.rc
 LIBRUSTSYNTAX_INPUTS := $(wildcard $(addprefix $(S)src/librustsyntax/, \
-                            rustsyntax.rc *.rs))
+                            rustsyntax.rc *.rs */*.rs */*/*.rs))
 
 RUSTC_INPUTS := $(S)src/rustc/driver/rustc.rs
 

mk/tests.mk

@@ -127,6 +127,8 @@ tidy:
               $(wildcard $(S)src/etc/*.py)  \
               $(COMPILER_CRATE) \
               $(COMPILER_INPUTS) \
+              $(LIBRUSTSYNTAX_CRATE) \
+              $(LIBRUSTSYNTAX_INPUTS) \
               $(CORELIB_CRATE) \
               $(CORELIB_INPUTS) \
               $(STDLIB_CRATE) \