[polari] data: Optionally validate appdata

[Florian Müllner <fmuellner src gnome org>]

commit 4f88961b48d7a2d5fdb2542aa22f97ea5fbb304d
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri May 2 15:46:48 2014 +0200

    data: Optionally validate appdata
    
    Run appdata-validate if found.

 configure.ac             |    1 +
 data/appdata/Makefile.am |    5 +++++
 2 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index a9b852b..5adc2eb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -36,6 +36,7 @@ GLIB_COMPILE_RESOURCES=`$PKG_CONFIG --variable=glib_compile_resources gio-2.0`
 AC_SUBST(GLIB_COMPILE_RESOURCES)
 
 AC_PATH_PROG(DESKTOP_FILE_VALIDATE, desktop-file-validate)
+AC_PATH_PROG(APPDATA_VALIDATE, appdata-validate)
 
 AC_CONFIG_FILES([
 Makefile
diff --git a/data/appdata/Makefile.am b/data/appdata/Makefile.am
index 567c1e9..6d8a9a6 100644
--- a/data/appdata/Makefile.am
+++ b/data/appdata/Makefile.am
@@ -4,5 +4,10 @@ appdata_in_files = org.gnome.Polari.appdata.xml.in
 
 @INTLTOOL_XML_RULE@
 
+check-local:
+       if test x$(APPDATA_VALIDATE) != x; then \
+               $(APPDATA_VALIDATE) $(appdata_DATA); \
+       fi
+
 EXTRA_DIST = $(appdata_in_files)
 CLEANFILES = $(appdata_DATA)