digitemp: fix build for non x86 architectures

* fix Makefile to allow CC and CFLAGS override
 * clean binaries before build

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>

2 files changed, 30 insertions, 1 deletions

diff --git a/meta-oe/recipes-support/digitemp/digitemp/makefile-fix.patch b/meta-oe/recipes-support/digitemp/digitemp/makefile-fix.patch
new file mode 100644
index 000000000..c0d552d54
--- /dev/null
+++ b/meta-oe/recipes-support/digitemp/digitemp/makefile-fix.patch
@@ -0,0 +1,20 @@
+digitemp: allow override of CC and CFLAGS vars
+
+Upstream-Status: Inappropriate [embedded specific]
+
+Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
+
+--- a/Makefile  2008-08-28 21:37:00.000000000 +0000
++++ b/Makefile  2011-11-24 22:22:39.882511272 +0000
+@@ -11,8 +11,9 @@
+ 
+ VERSION = 3.6.0
+ 
+-CC     = gcc
+-CFLAGS = -I./src -I./userial -O2 -Wall # -g
++CC     ?= gcc
++CFLAGS ?=  -O2 -Wall # -g
++CFLAGS += -I./src -I./userial
+ 
+ OBJS           =       src/digitemp.o src/device_name.o src/ds2438.o
+ HDRS           =       src/digitemp.h src/device_name.h
diff --git a/meta-oe/recipes-support/digitemp/digitemp_3.6.0.bb b/meta-oe/recipes-support/digitemp/digitemp_3.6.0.bb
index e2ad6919a..395e56ad3 100644
--- a/meta-oe/recipes-support/digitemp/digitemp_3.6.0.bb
+++ b/meta-oe/recipes-support/digitemp/digitemp_3.6.0.bb
@@ -4,10 +4,19 @@ DEPENDS = "libusb1"
 LICENSE = "GPLv2"
 LIC_FILES_CHKSUM = "file://COPYING;md5=44fee82a1d2ed0676cf35478283e0aa0"
 
-SRC_URI = "http://www.digitemp.com/software/linux/digitemp-${PV}.tar.gz"
+PR = "r1"
+
+SRC_URI = "http://www.digitemp.com/software/linux/digitemp-${PV}.tar.gz \
+           file://makefile-fix.patch"
 
 inherit autotools
 
+EXTRA_OEMAKE = "ds9097 ds9097u"
+
+do_configure() {
+    rm -f digitemp_*
+}
+
 do_install() {
     install -d ${D}${sbindir}
     install digitemp_* ${D}${sbindir}