libcanfestival: fix build on LEDE buildbots using ccache

The previous attempt to fix the build error was not successfull
and introduced needlessly a new patch. However, the configure
already provide the required functionality, use it instead.

This should now really solve the build.

Signed-off-by: Michael Heimpold <mhei@heimpold.de>

libs/libcanfestival/Makefile

@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libcanfestival
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE_PROTO:=hg
 PKG_SOURCE_URL:=http://dev.automforge.net/CanFestival-3
@@ -44,6 +44,7 @@ CONFIGURE_ARGS := \
 	--cxx=$(TARGET_CXX) \
 	--ld=$(TARGET_CC) \
 	--arch=$(ARCH) \
+	--binutils=$(TARGET_CROSS) \
 	--os=Linux \
 	--kerneldir=$(LINUX_DIR) \
 	--prefix=/usr \

libs/libcanfestival/patches/003-makefile-ar-ranlib.patch

@@ -1,31 +0,0 @@
---- a/src/Makefile.in
-+++ b/src/Makefile.in
-@@ -38,6 +38,9 @@ TARGET = SUB_TARGET
- CAN_DRIVER = SUB_CAN_DRIVER
- TIMERS_DRIVER = SUB_TIMERS_DRIVER
- ENABLE_LSS = SUB_ENABLE_LSS
-+AR ?= $(BINUTILS_PREFIX)ar
-+RANLIB ?= $(BINUTILS_PREFIX)ranlib
-+LD ?= $(BINUTILS_PREFIX)ld
- 
- INCLUDES = -I../include -I../include/$(TARGET) -I../include/$(TIMERS_DRIVER) -I../drivers/$(TARGET)
- 
-@@ -114,15 +117,15 @@ libcanfestival.a: $(OBJS)
- 	@echo "*********************************************"
- 	@echo "**Building [libcanfestival.a]"
- 	@echo "*********************************************"
--	$(BINUTILS_PREFIX)ar rc $@ $(OBJS)
--	$(BINUTILS_PREFIX)ranlib $@
-+	$(AR) rc $@ $(OBJS)
-+	$(RANLIB) $@
- 
- libcanfestival.o: $(OBJS)
- 	@echo " "
- 	@echo "*********************************************"
- 	@echo "**Prelink [libcanfestival.o]"
- 	@echo "*********************************************"
--	$(BINUTILS_PREFIX)ld -r $(OBJS) -o $@
-+	$(LD) -r $(OBJS) -o $@
- 
- $(TARGET)_%.o: %.c
- 	@echo " "