From 7ba80c5ac4a3f6bc3801bb4ac86fd65a569a07ba Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Thu, 26 Jun 2014 19:27:08 -0700
Subject: [PATCH] Make some makefile variables overridable

---
 Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 4500730..3f60516 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
-RUSTC := rustc
-RUSTDOC := rustdoc
-BUILD := build
+RUSTC ?= rustc
+RUSTDOC ?= rustdoc
+BUILD ?= build
 LIB := $(BUILD)/$(shell $(RUSTC) --crate-file-name src/toml.rs)
 TEST := $(BUILD)/tomltest