[Xen-devel] [PATCH 3/5] kconfig: include default toolchain values

[Roger Pau Monne <roger.pau@xxxxxxxxxx>]

Include config/$(OS).mk which contains the default values for the
toolchain variables. This removes the need to pass HOST{CC/CXX} as
parameters from the high level make target.

Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
---
Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Cc: George Dunlap <George.Dunlap@xxxxxxxxxxxxx>
Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Cc: Jan Beulich <jbeulich@xxxxxxxx>
Cc: Julien Grall <julien.grall@xxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
Cc: Tim Deegan <tim@xxxxxxx>
Cc: Wei Liu <wl@xxxxxxx>
Cc: Doug Goldstein <cardoe@xxxxxxxxxx>
---
 xen/Makefile                       | 6 +++---
 xen/tools/kconfig/Makefile.kconfig | 7 +++----
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/xen/Makefile b/xen/Makefile
index 3e3d08d1cc..620af7883c 100644
--- a/xen/Makefile
+++ b/xen/Makefile
@@ -267,14 +267,14 @@ kconfig := silentoldconfig oldconfig config menuconfig 
defconfig \
        randconfig $(notdir $(wildcard arch/$(SRCARCH)/configs/*_defconfig))
 .PHONY: $(kconfig)
 $(kconfig):
-       $(MAKE) -f $(BASEDIR)/tools/kconfig/Makefile.kconfig HOSTCC="$(HOSTCC)" 
HOSTCXX="$(HOSTCXX)" $@
+       $(MAKE) -f $(BASEDIR)/tools/kconfig/Makefile.kconfig $@
 
 include/config/%.conf: include/config/auto.conf.cmd $(KCONFIG_CONFIG)
-       $(MAKE) -f $(BASEDIR)/tools/kconfig/Makefile.kconfig HOSTCC="$(HOSTCC)" 
HOSTCXX="$(HOSTCXX)" silentoldconfig
+       $(MAKE) -f $(BASEDIR)/tools/kconfig/Makefile.kconfig silentoldconfig
 
 # Allow people to just run `make` as before and not force them to configure
 $(KCONFIG_CONFIG):
-       $(MAKE) -f $(BASEDIR)/tools/kconfig/Makefile.kconfig HOSTCC="$(HOSTCC)" 
HOSTCXX="$(HOSTCXX)" defconfig
+       $(MAKE) -f $(BASEDIR)/tools/kconfig/Makefile.kconfig defconfig
 
 # Break the dependency chain for the first run
 include/config/auto.conf.cmd: ;
diff --git a/xen/tools/kconfig/Makefile.kconfig 
b/xen/tools/kconfig/Makefile.kconfig
index dbd8912015..138bf3f1b7 100644
--- a/xen/tools/kconfig/Makefile.kconfig
+++ b/xen/tools/kconfig/Makefile.kconfig
@@ -35,15 +35,14 @@ KBUILD_DEFCONFIG := $(ARCH)_defconfig
 # provide our shell
 CONFIG_SHELL := $(SHELL)
 
-# provide the host compiler
-HOSTCC ?= gcc
-HOSTCXX ?= g++
-
 # force target
 PHONY += FORCE
 
 FORCE:
 
+# Sets toolchain binaries to use
+include $(XEN_ROOT)/config/$(shell uname -s).mk
+
 # include the original Makefile and Makefile.host from Linux
 include $(src)/Makefile
 include $(src)/Makefile.host
-- 
2.20.1 (Apple Git-117)


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