Add support for automatic appdata() provides

Appdata files contain application information used by the AppStream
project. We generate two provides: appdata() to support enumeration
of all application packages and appdata(filenname) to make it easy
to link installed packages with appdata files.

Signed-off-by: Panu Matilainen <pmatilai@redhat.com>

fileattrs/Makefile.am

@@ -5,7 +5,8 @@ include $(top_srcdir)/rpm.am
 fattrsdir = $(rpmconfigdir)/fileattrs
 
 fattrs_DATA = \
-	desktop.attr elf.attr font.attr libtool.attr perl.attr perllib.attr \
-	pkgconfig.attr python.attr ocaml.attr script.attr mono.attr
+	appdata.attr desktop.attr elf.attr font.attr libtool.attr perl.attr \
+	perllib.attr pkgconfig.attr python.attr ocaml.attr script.attr \
+	mono.attr
 
 EXTRA_DIST = $(fattrs_DATA)

fileattrs/appdata.attr

@@ -0,0 +1,2 @@
+%__appdata_provides	%{_rpmconfigdir}/appdata.prov
+%__appdata_path		^%{_datadir}/appdata/.*\\.appdata\\.xml$

scripts/Makefile.am

@@ -18,7 +18,7 @@ EXTRA_DIST = \
 	find-php-provides find-php-requires \
 	mono-find-requires mono-find-provides \
 	ocaml-find-requires.sh ocaml-find-provides.sh \
-	pkgconfigdeps.sh libtooldeps.sh \
+	pkgconfigdeps.sh libtooldeps.sh appdata.prov \
 	fontconfig.prov desktop-file.prov script.req \
 	macros.perl macros.php macros.python
 

scripts/appdata.prov

@@ -0,0 +1,18 @@
+#!/bin/sh
+#
+# Transform appdata xml file into RPM appdata(filename) provides
+#
+# Author: Michael Schroeder <mls@suse.de>
+# Based on other provides scripts from RPM
+
+OLD_IFS="$IFS"
+while read instfile ; do
+	case "$instfile" in
+	*.appdata.xml)
+		echo "appdata()"
+		echo "appdata(${instfile##*/appdata/})"
+		;;
+	esac
+done
+IFS=$OLD_IFS
+