package/ghostscript: add cups support

Allow ghostscript to be used by cups for printing.

Signed-off-by: Alexey Lukyanchuk <skif@skif-web.ru>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/ghostscript/ghostscript.mk

@@ -39,7 +39,6 @@ GHOSTSCRIPT_CONF_ENV = \
 
 GHOSTSCRIPT_CONF_OPTS = \
 	--disable-compile-inits \
-	--disable-cups \
 	--enable-fontconfig \
 	--with-fontpath=/usr/share/fonts \
 	--enable-freetype \
@@ -68,6 +67,15 @@ else
 GHOSTSCRIPT_CONF_OPTS += --disable-openjpeg
 endif
 
+ifeq ($(BR2_PACKAGE_CUPS),y)
+GHOSTSCRIPT_DEPENDENCIES += cups
+GHOSTSCRIPT_CONF_OPTS  += \
+	CUPSCONFIG=$(STAGING_DIR)/usr/bin/cups-config \
+	--enable-cups
+else
+GHOSTSCRIPT_CONF_OPTS += --disable-cups
+endif
+
 ifeq ($(BR2_PACKAGE_XLIB_LIBX11),y)
 GHOSTSCRIPT_DEPENDENCIES += xlib_libX11
 GHOSTSCRIPT_CONF_OPTS += --with-x