uboot-ar71xx: fix compile on mac os x (patch from #9124)

SVN-Revision: 26676

diff --git a/package/uboot-ar71xx/patches/021-darwin_compat.patch b/package/uboot-ar71xx/patches/021-darwin_compat.patch
new file mode 100644 (file)
index 0000000..dde83d4
--- /dev/null
+++ b/package/uboot-ar71xx/patches/021-darwin_compat.patch
@@ -0,0 +1,23 @@
+--- a/config.mk
++++ b/config.mk
+@@ -64,9 +64,17 @@ HOSTSTRIP   = strip
+ #
+ 
+ ifeq ($(HOSTOS),darwin)
+-HOSTCC                = cc
+-HOSTCFLAGS    += -traditional-cpp
+-HOSTLDFLAGS   += -multiply_defined suppress
++#get the major and minor product version (e.g. '10' and '6' for Snow Leopard)
++DARWIN_MAJOR_VERSION   = $(shell sw_vers -productVersion | cut -f 1 -d '.')
++DARWIN_MINOR_VERSION   = $(shell sw_vers -productVersion | cut -f 2 -d '.')
++
++before-snow-leopard    = $(shell if [ $(DARWIN_MAJOR_VERSION) -le 10 -a \
++   $(DARWIN_MINOR_VERSION) -le 5 ] ; then echo "$(1)"; else echo "$(2)"; fi ;)
++
++# Snow Leopards build environment has no longer restrictions as described above
++HOSTCC  = $(call before-snow-leopard, "cc", "gcc")
++HOSTCFLAGS += $(call before-snow-leopard, "-traditional-cpp")
++HOSTLDFLAGS    += $(call before-snow-leopard, "-multiply_defined suppress")
+ else
+ HOSTCC                = gcc
+ endif