[gimp] configure,app: depend on GEGL-0.4.0

[Øyvind Kolås <ok src gnome org>]

commit f1db670f1914f38a76d4714388760106f53fdbcb
Author: Øyvind Kolås <pippin gimp org>
Date:   Thu Apr 26 14:59:12 2018 +0200

    configure,app: depend on GEGL-0.4.0

 app/sanity.c |    4 ++--
 configure.ac |    6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/app/sanity.c b/app/sanity.c
index a3e217b..657e5fb 100644
--- a/app/sanity.c
+++ b/app/sanity.c
@@ -517,8 +517,8 @@ sanity_check_gegl (void)
   gint gegl_micro_version;
 
 #define GEGL_REQUIRED_MAJOR 0
-#define GEGL_REQUIRED_MINOR 3
-#define GEGL_REQUIRED_MICRO 34
+#define GEGL_REQUIRED_MINOR 4
+#define GEGL_REQUIRED_MICRO 0
 
   gegl_get_version (&gegl_major_version,
                     &gegl_minor_version,
diff --git a/configure.ac b/configure.ac
index 16909cc..c14db53 100644
--- a/configure.ac
+++ b/configure.ac
@@ -44,7 +44,7 @@ m4_define([gimp_full_name], [GNU Image Manipulation Program])
 
 # required versions of other packages
 m4_define([babl_required_version], [0.1.46])
-m4_define([gegl_required_version], [0.3.34])
+m4_define([gegl_required_version], [0.4.0])
 m4_define([glib_required_version], [2.54.2])
 m4_define([atk_required_version], [2.2.0])
 m4_define([gtk_required_version], [2.24.10])
@@ -671,8 +671,8 @@ m4_define([add_deps_error], [
 
 PKG_CHECK_MODULES(BABL, [babl >= babl_required_version],,
                   [add_deps_error([babl >= babl_required_version])])
-PKG_CHECK_MODULES(GEGL, gegl-0.3 >= gegl_required_version,,
-                  [add_deps_error([gegl-0.3 >= gegl_required_version])])
+PKG_CHECK_MODULES(GEGL, gegl-0.4 >= gegl_required_version,,
+                  [add_deps_error([gegl-0.4 >= gegl_required_version])])
 PKG_CHECK_MODULES(ATK, atk >= atk_required_version,,
                   [add_deps_error([atk >= atk_required_version])])