Use FETCHER for stubdom, too. This makes stubdom buildsystem
more consistent with tools buildsystem.
Fixes toplevel configure failure if wget is not found
independent if we are going to build stubdom or not.

Signed-off-by: Christoph Egger <chegger@xxxxxxxxx>
Reviewed-by: Matt Wilson <msw@xxxxxxxxxx>

diff -r 7952b3ae0d52 -r 44f3eebe1373 config/Stubdom.mk.in
--- a/config/Stubdom.mk.in	Fri May 10 14:13:48 2013 +0000
+++ b/config/Stubdom.mk.in	Fri May 10 13:19:52 2013 +0000
@@ -7,7 +7,7 @@
 
 # Path Programs
 CMAKE               := @CMAKE@
-WGET                := @WGET@ -c
+FETCHER             := @FETCHER@
 
 # A debug build of stubdom? //FIXME: Someone make this do something
 debug               := @debug@
diff -r 7952b3ae0d52 -r 44f3eebe1373 stubdom/Makefile
--- a/stubdom/Makefile	Fri May 10 14:13:48 2013 +0000
+++ b/stubdom/Makefile	Fri May 10 13:19:52 2013 +0000
@@ -68,7 +68,7 @@
 ##############
 
 newlib-$(NEWLIB_VERSION).tar.gz:
-	$(WGET) $(NEWLIB_URL)/$@
+	$(FETCHER) $@ $(NEWLIB_URL)/$@
 
 newlib-$(NEWLIB_VERSION): newlib-$(NEWLIB_VERSION).tar.gz
 	tar xzf $<
@@ -94,7 +94,7 @@
 ############
 
 zlib-$(ZLIB_VERSION).tar.gz:
-	$(WGET) $(ZLIB_URL)/$@
+	$(FETCHER) $@ $(ZLIB_URL)/$@
 
 zlib-$(XEN_TARGET_ARCH): zlib-$(ZLIB_VERSION).tar.gz 
 	tar xzf $<
@@ -114,7 +114,7 @@
 ##############
 
 pciutils-$(LIBPCI_VERSION).tar.bz2:
-	$(WGET) $(LIBPCI_URL)/$@
+	$(FETCHER) $@ $(LIBPCI_URL)/$@
 
 pciutils-$(XEN_TARGET_ARCH): pciutils-$(LIBPCI_VERSION).tar.bz2
 	tar xjf $<
@@ -142,7 +142,7 @@
 ######
 
 lwip-$(LWIP_VERSION).tar.gz:
-	$(WGET) $(LWIP_URL)/$@
+	$(FETCHER) $@ $(LWIP_URL)/$@
 
 lwip-$(XEN_TARGET_ARCH): lwip-$(LWIP_VERSION).tar.gz
 	tar xzf $<
@@ -154,7 +154,7 @@
 # cross-gmp
 #############
 gmp-$(GMP_VERSION).tar.bz2:
-	$(WGET) $(GMP_URL)/$@
+	$(FETCHER) $@ $(GMP_URL)/$@
 
 .PHONY: cross-gmp
 ifeq ($(XEN_TARGET_ARCH), x86_32)
@@ -180,7 +180,7 @@
 # cross-polarssl
 #############
 polarssl-$(POLARSSL_VERSION)-gpl.tgz:
-	$(WGET) $(POLARSSL_URL)/$@
+	$(FETCHER) $@ $(POLARSSL_URL)/$@
 
 polarssl-$(XEN_TARGET_ARCH): polarssl-$(POLARSSL_VERSION)-gpl.tgz
 	tar xzf $<
@@ -202,7 +202,7 @@
 # cross-tpmemu
 #############
 tpm_emulator-$(TPMEMU_VERSION).tar.gz:
-	$(WGET) $(TPMEMU_URL)/$@
+	$(FETCHER) $@ $(TPMEMU_URL)/$@
 
 tpm_emulator-$(XEN_TARGET_ARCH): tpm_emulator-$(TPMEMU_VERSION).tar.gz
 	@if [ ! -f "$(CMAKE)" ]; then echo "cmake not installed! Install it and then rerun ./configure!"; false; fi
@@ -232,7 +232,7 @@
 OCAML_STAMPFILE=$(CAMLLIB)/.dirstamp
 
 ocaml-$(OCAML_VERSION).tar.gz:
-	$(WGET) $(OCAML_URL)/$@
+	$(FETCHER) $@ $(OCAML_URL)/$@
 
 ocaml-$(XEN_TARGET_ARCH)/.dirstamp: ocaml-$(OCAML_VERSION).tar.gz ocaml.patch
 	tar xzf $<
@@ -385,7 +385,7 @@
 ######
 
 grub-$(GRUB_VERSION).tar.gz:
-	$(WGET) $(GRUB_URL)/$@
+	$(FETCHER) $@ $(GRUB_URL)/$@
 
 grub-upstream: grub-$(GRUB_VERSION).tar.gz
 	tar xzf $<
diff -r 7952b3ae0d52 -r 44f3eebe1373 stubdom/configure.ac
--- a/stubdom/configure.ac	Fri May 10 14:13:48 2013 +0000
+++ b/stubdom/configure.ac	Fri May 10 13:19:52 2013 +0000
@@ -13,6 +13,7 @@
 m4_include([../m4/features.m4])
 m4_include([../m4/path_or_fail.m4])
 m4_include([../m4/depends.m4])
+m4_include([../m4/fetcher.m4])
 
 # Enable/disable stub domains
 AX_STUBDOM_DEFAULT_ENABLE([ioemu-stubdom], [ioemu])
@@ -27,13 +28,12 @@
 AX_ARG_DEFAULT_ENABLE([extfiles], [Use xen extfiles repository for libraries])
 
 AC_ARG_VAR([CMAKE], [Path to the cmake program])
-AC_ARG_VAR([WGET], [Path to wget program])
+AX_CHECK_FETCHER
 
 # Checks for programs.
 AC_PROG_CC
 AC_PROG_MAKE_SET
 AC_PROG_INSTALL
-AX_PATH_PROG_OR_FAIL([WGET], [wget])
 
 # Checks for programs that depend on a feature
 AX_DEPENDS_PATH_PROG([vtpm], [CMAKE], [cmake])