From d0bbc78751a7db319f07c8d01b0b59a83aaf477c Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Wed, 13 Nov 2013 23:52:15 -0500
Subject: [PATCH] Program: do not continue executing builder if building a
 source fails

---
 lib/rscons/builders/program.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/rscons/builders/program.rb b/lib/rscons/builders/program.rb
index 780fd00..b12bade 100644
--- a/lib/rscons/builders/program.rb
+++ b/lib/rscons/builders/program.rb
@@ -17,6 +17,7 @@ module Rscons
     def run(target, sources, cache, env, vars = {})
       # build sources to linkable objects
       objects = env.build_sources(sources, [env['OBJSUFFIX'], env['LIBSUFFIX']].flatten, cache, vars)
+      return false unless objects
       ld = if env["LD"]
              env["LD"]
            elsif sources.find {|s| s.has_suffix?(env["DSUFFIX"])}