[gnome-photos] configure: Bump minimum GLib version to 2.28

[Debarshi Ray <debarshir src gnome org>]

commit fb0ae296381cea6bd0400d0d352892b7fb103444
Author: Debarshi Ray <debarshir gnome org>
Date:   Sat Apr 28 01:14:27 2012 +0200

    configure: Bump minimum GLib version to 2.28
    
    We want to use latest goodies like g_clear_object.

 configure.ac |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index f0a6fd9..0494c49 100644
--- a/configure.ac
+++ b/configure.ac
@@ -22,6 +22,8 @@ AC_HEADER_STDC
 AC_CHECK_LIBM
 AC_SUBST(LIBM)
 
+GLIB_MIN_VERSION=2.28
+
 GNOME_COMMON_INIT
 GNOME_COMPILE_WARNINGS([maximum])
 GNOME_DEBUG_CHECK
@@ -39,7 +41,7 @@ LT_INIT
 
 PKG_CHECK_MODULES(CLUTTER, [clutter-1.0])
 PKG_CHECK_MODULES(CLUTTER_GTK, [clutter-gtk-1.0])
-PKG_CHECK_MODULES(GLIB, [glib-2.0])
+PKG_CHECK_MODULES(GLIB, [glib-2.0 >= $GLIB_MIN_VERSION])
 PKG_CHECK_MODULES(GIO, [gio-2.0])
 PKG_CHECK_MODULES(GTK, [gtk+-3.0])
 PKG_CHECK_MODULES(TRACKER, [tracker-sparql-0.14])