libcups: import cups from old-packages (for hplip)

This package is needed only to provide libcups.so and
libcups-image.so for hplip. No ipk is generated as
hplip-cups is currently disabled until full cups is provided.

cups was bumped to version 2.2.8

Signed-off-by: Luiz Angelo Daros de Luca <luizluca@gmail.com>

libs/libcups/Makefile

@@ -0,0 +1,93 @@
+#
+# Copyright (C) 2006-2012 OpenWrt.org
+# Copyright (C) 2017-2018 Luiz Angelo Daros de Luca <luizluca@gmail.com>
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=cups
+PKG_VERSION:=2.2.8
+PKG_RELEASE:=1
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-source.tar.gz
+PKG_SOURCE_URL:=https://github.com/apple/cups/releases/download/v$(PKG_VERSION)/
+PKG_HASH:=3968fc1d26fc48727508db1c1380e36c6694ab90177fd6920aec5f6cc73af9e4
+PKG_MAINTAINER:=Luiz Angelo Daros de Luca <luizluca@gmail.com>
+PKG_LICENSE:=GPL-2.0
+PKG_LICENSE_FILES:=LICENSE.txt
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/libcups/Default
+  URL:=http://www.cups.org/
+  SUBMENU:=Printing
+endef
+
+define Package/libcups
+$(call Package/cups/Default)
+  SECTION:=libs
+  CATEGORY:=Libraries
+  DEPENDS:=+zlib +libpthread +libpng +libjpeg +libusb-1.0
+  TITLE:=Common UNIX Printing System - Core library
+endef
+
+define Package/libcups/description
+	Common UNIX Printing System - Core library
+endef
+
+TARGET_LDFLAGS+=-Wl,-rpath-link=$(STAGING_DIR)/usr/lib
+
+CONFIGURE_ARGS+=--with-cups-user="nobody" \
+		--with-cups-group="nogroup" \
+		--with-components="core" \
+		--with-pdftops="none" \
+		--without-perl \
+		--without-python \
+		--without-php \
+		--enable-shared \
+		--enable-image \
+		--enable-libusb \
+		--disable-acl \
+		--disable-dbus \
+		--disable-dnssd \
+		--disable-launchd \
+		--disable-ldap \
+		--disable-pam \
+		--disable-slp \
+		--disable-gnutls \
+		--disable-openssl \
+		--disable-cdsassl \
+		--disable-ssl \
+		--disable-gssapi \
+		--disable-tiff \
+		UNAME="Linux" \
+		LIBS="$(TARGET_LDFLAGS) -lz -lpng -ljpeg"
+
+define Build/Compile
+	$(MAKE) -C $(PKG_BUILD_DIR)/cups \
+		$(TARGET_CONFIGURE_OPTS) \
+		DSTROOT="$(PKG_INSTALL_DIR)" \
+		STRIP="/bin/true" \
+		libcups.so.2 install-libs install-headers
+	$(MAKE) -C $(PKG_BUILD_DIR)/filter \
+		$(TARGET_CONFIGURE_OPTS) \
+		DSTROOT="$(PKG_INSTALL_DIR)" \
+		STRIP="/bin/true" \
+		libcupsimage.so.2 install-libs install-headers
+	$(INSTALL_DIR) $(PKG_INSTALL_DIR)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/cups-config $(PKG_INSTALL_DIR)/usr/bin
+endef
+
+define Build/InstallDev
+	$(INSTALL_DIR) $(2)/usr/bin
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/bin/cups-config $(2)/usr/bin/
+	$(INSTALL_DIR) $(1)/usr/include
+	$(CP) $(PKG_INSTALL_DIR)/usr/include/cups $(1)/usr/include/
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libcups*.so* $(1)/usr/lib/
+endef
+
+$(eval $(call BuildPackage,libcups))