From a0d7d92883d1e6cd336fa9d331102b186d70d1f9 Mon Sep 17 00:00:00 2001
From: Anders Hoglund <andwho@gmail.com>
Date: Fri, 15 Jul 2016 14:05:38 +0100
Subject: [PATCH] Fix for ccache detection problem on cygwin.

---
 Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 90a221d2a..281b169c6 100644
--- a/Makefile
+++ b/Makefile
@@ -548,8 +548,8 @@ VPATH        := $(VPATH):$(STDPERIPH_DIR)/src
 
 # Find out if ccache is installed on the system
 CCACHE := ccache
-RESULT = $(shell which $(CCACHE))
-ifeq ($(RESULT),)
+RESULT = $(shell (which $(CCACHE) > /dev/null 2>&1; echo $$?) )
+ifneq ($(RESULT),0)
 CCACHE :=
 endif