update broken PKG_UPDATE rules, handle missing update rules * Makefile.in: add handling for packages with no update rule * src/gtk2.mk, src/gtk3.mk, src/libvpx.mk, src/taglib.mk, src/hunspell.mk, src/vala.mk : use github tags for version info * src/llvm.mk: add '?' to update url * src/openscenegraph.mk: update SED rule for version extraction * src/pthread-stubs.mk, src/qt5.mk, src/renderproto.mk, src/sm.mk, src/s2tc.mk, src/util-macros.mk: added dummy PKG_UPDATE rule * src/qscintilla.mk: change search name for version extraction * src/qtbase.mk: use short pkg version in update path * src/suitesparse.mk: update change in main url/version url * src/tre.mk: update download page link * src/vmime.mk: update download and update url * src/wget.mk, src/xapian-core.mk: update url, sed rule * src/wt.mk: update to use github download/update * src/src-msys-libcrypt.mk: update sed rule

# This file is part of MXE.
# See index.html for further information.

PKG             := libtool
$(PKG)_IGNORE   :=
$(PKG)_VERSION  := 2.4.6
$(PKG)_CHECKSUM := 25b6931265230a06f0fc2146df64c04e5ae6ec33
$(PKG)_SUBDIR   := $(PKG)-$($(PKG)_VERSION)
$(PKG)_FILE     := $(PKG)-$($(PKG)_VERSION).tar.gz
$(PKG)_URL      := http://ftp.gnu.org/gnu/$(PKG)/$($(PKG)_FILE)
$(PKG)_DEPS     :=

define $(PKG)_UPDATE
    $(WGET) -q -O- 'http://ftp.gnu.org/gnu/libtool/?C=M;O=D' | \
    $(SED) -n 's,.*<a href="libtool-\([0-9][^"]*\)\.tar.*,\1,p' | \
    head -1
endef

define $(PKG)_BUILD
    cd '$(1)/libltdl' && ./configure \
        $(HOST_AND_BUILD_CONFIGURE_OPTIONS) \
        --prefix='$(HOST_PREFIX)' \
        $(ENABLE_SHARED_OR_STATIC) \
        --enable-ltdl-install
    $(MAKE) -C '$(1)/libltdl' -j '$(JOBS)'
    $(MAKE) -C '$(1)/libltdl' -j 1 install
endef