Update buidlroot to version 2016.08.1

bsp/buildroot/support/dependencies/check-host-cmake.mk

@@ -0,0 +1,7 @@
+BR2_CMAKE ?= cmake
+
+ifneq (,$(call suitable-host-package,cmake,$(BR2_CMAKE)))
+USE_SYSTEM_CMAKE = YES
+else
+BR2_CMAKE = $(HOST_DIR)/usr/bin/cmake
+endif

bsp/buildroot/support/dependencies/check-host-cmake.sh

@@ -0,0 +1,30 @@
+#!/bin/sh
+
+candidate="$1"
+
+cmake=`which $candidate`
+if [ ! -x "$cmake" ]; then
+	# echo nothing: no suitable cmake found
+	exit 1
+fi
+
+version=`$cmake --version | head -n1 | cut -d\  -f3`
+major=`echo "$version" | cut -d. -f1`
+minor=`echo "$version" | cut -d. -f2`
+
+# Versions before 3.0 are affected by the bug described in
+# https://git.busybox.net/buildroot/commit/?id=ef2c1970e4bff3be3992014070392b0e6bc28bd2
+# and fixed in upstream CMake in version 3.0:
+# https://cmake.org/gitweb?p=cmake.git;h=e8b8b37ef6fef094940d3384df5a1d421b9fa568
+major_min=3
+minor_min=0
+if [ $major -gt $major_min ]; then
+	echo $cmake
+else
+	if [ $major -eq $major_min -a $minor -ge $minor_min ]; then
+		echo $cmake
+	else
+		# echo nothing: no suitable cmake found
+		exit 1
+	fi
+fi

bsp/buildroot/support/dependencies/dependencies.mk

@@ -16,10 +16,6 @@ $(shell support/dependencies/check-host-$(1).sh $(2))
 endef
 -include $(sort $(wildcard support/dependencies/check-host-*.mk))
 
-ifeq ($(BR2_STRIP_sstrip),y)
-DEPENDENCIES_HOST_PREREQ += host-sstrip
-endif
-
 ifeq ($(BR2_CCACHE),y)
 DEPENDENCIES_HOST_PREREQ += host-ccache
 endif