New patch to review for coreboot: build system: tighten down .xcompile handling some more

[Patrick Georgi]

Patrick Georgi ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/12477

-gerrit

commit 3d2919b711c7d05c09cf97d85e6912173386ec11
Author: Patrick Georgi 
Date:   Thu Nov 19 15:15:33 2015 +0100

build system: tighten down .xcompile handling some more

Bail out if .xcompile is incomplete or can't be regenerated.

Change-Id: I74adeded7a3e849b25bf65c5b02f67820f29c7e2
    Signed-off-by: Patrick Georgi 
---
 Makefile               | 9 ++++++++-
 util/xcompile/xcompile | 1 +
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 1c6fede..bf66817 100644
--- a/Makefile
+++ b/Makefile
@@ -35,6 +35,7 @@
 $(if $(wildcard .xcompile),,$(eval $(shell util/xcompile/xcompile $(XGCCPATH) > .xcompile || rm -f .xcompile)))

.xcompile: util/xcompile/xcompile
+	rm -f $@
    $< $(XGCCPATH) > $@.tmp
    \mv -f $@.tmp $@ 2> /dev/null

@@ -120,7 +121,13 @@ else

include $(HAVE_DOTCONFIG)

-include .xcompile
+-include .xcompile
+
+ifneq ($(XCOMPILE_COMPLETE),1)
+$(shell rm -f .xcompile)
+$(error .xcompile deleted because it's invalid. \
+	Restarting the build should fix that, or explain the problem)
+endif

ifneq ($(CONFIG_MMX),y)
 CFLAGS_x86_32 += -mno-mmx
diff --git a/util/xcompile/xcompile b/util/xcompile/xcompile
index 76c3698..a727547 100755
--- a/util/xcompile/xcompile
+++ b/util/xcompile/xcompile
@@ -355,3 +355,4 @@ for architecture in $SUPPORTED_ARCHITECTURES; do
    	report_arch_toolchain
    fi
 done
+echo XCOMPILE_COMPLETE:=1