patch: needs toolchain with wchar

* Patch needs a toolchain with WCHAR support
* Use real upstream gnu mirror

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/patch/Config.in

@@ -1,7 +1,11 @@
 config BR2_PACKAGE_PATCH
 	bool "patch"
+	depends on BR2_USE_WCHAR
 	help
 	  Take patch files (containing difference listings) and apply them
 	  to original files, producing patched versions.
 
 	  http://www.gnu.org/software/patch/
+
+comment "patch needs a toolchain with WCHAR support"
+	depends on !BR2_USE_WCHAR

package/patch/patch.mk

@@ -3,8 +3,8 @@
 # patch
 #
 #############################################################
-PATCH_VERSION:=2.6
-PATCH_SOURCE:=patch_$(PATCH_VERSION).orig.tar.gz
-PATCH_SITE:=$(BR2_DEBIAN_MIRROR)/debian/pool/main/p/patch
+
+PATCH_VERSION = 2.6
+PATCH_SITE = $(BR2_GNU_MIRROR)/patch
 
 $(eval $(call AUTOTARGETS,package,patch))