glibc: switch to downloading version 2.22 via tarball instead of git to improve mirror support

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 48556

toolchain/glibc/Config.version

@@ -20,7 +20,6 @@ config GLIBC_REVISION
 	string
 	default "25243" if EGLIBC_VERSION_2_19
 	default "4e42b5b8f8" if GLIBC_VERSION_2_21
-	default "78bd7499af" if GLIBC_VERSION_2_22
 	default ""
 
 endif

toolchain/glibc/common.mk

@@ -8,13 +8,20 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=glibc
 PKG_VERSION:=$(call qstrip,$(CONFIG_GLIBC_VERSION))
-PKG_REVISION:=$(call qstrip,$(CONFIG_GLIBC_REVISION))
 
-PKG_SOURCE_PROTO:=git
-PKG_SOURCE_URL:=git://sourceware.org/git/glibc.git
-PKG_SOURCE_VERSION:=$(PKG_REVISION)
-PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)-r$(PKG_REVISION)
-PKG_SOURCE:=$(PKG_SOURCE_SUBDIR).tar.bz2
+ifeq ($(PKG_VERSION),2.22)
+  PKG_SOURCE_URL:=http://ftpmirror.gnu.org/libc
+  PKG_MD5SUM:=eb731406903befef1d8f878a46be75ef862b9056ab0cde1626d08a7a05328948
+  PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
+  PKG_SOURCE:=$(PKG_SOURCE_SUBDIR).tar.xz
+else
+  PKG_REVISION:=$(call qstrip,$(CONFIG_GLIBC_REVISION))
+  PKG_SOURCE_PROTO:=git
+  PKG_SOURCE_URL:=git://sourceware.org/git/glibc.git
+  PKG_SOURCE_VERSION:=$(PKG_REVISION)
+  PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)-r$(PKG_REVISION)
+  PKG_SOURCE:=$(PKG_SOURCE_SUBDIR).tar.bz2
+endif
 
 GLIBC_PATH:=
 ifneq ($(CONFIG_EGLIBC_VERSION_2_19),)