[gimp] app: move gimp_file_compare() to gimp-utils.[ch]

[Michael Natterer <mitch src gnome org>]

commit 2b1735f784f86bcef7e2c2db680dcd367c55ac67
Author: Michael Natterer <mitch gimp org>
Date:   Sat Aug 2 15:07:26 2014 +0200

    app: move gimp_file_compare() to gimp-utils.[ch]
    
    It's a GCompareFunc to be used for finding GFiles in lists.

 app/core/gimp-transform-resize.c     |    1 +
 app/core/gimp-utils.c                |   21 +++++++++++++++++++++
 app/core/gimp-utils.h                |    3 +++
 app/core/gimpdatafactory.c           |   22 +---------------------
 app/core/gimpidtable.c               |    1 +
 app/gegl/gimp-gegl-apply-operation.c |    1 +
 app/plug-in/gimppluginshm.c          |    1 +
 7 files changed, 29 insertions(+), 21 deletions(-)
---
diff --git a/app/core/gimp-transform-resize.c b/app/core/gimp-transform-resize.c
index 3efe72f..85ef5b8 100644
--- a/app/core/gimp-transform-resize.c
+++ b/app/core/gimp-transform-resize.c
@@ -17,6 +17,7 @@
 
 #include "config.h"
 
+#include <gio/gio.h>
 #include <gegl.h>
 
 #include "libgimpmath/gimpmath.h"
diff --git a/app/core/gimp-utils.c b/app/core/gimp-utils.c
index fee79ac..f6a931c 100644
--- a/app/core/gimp-utils.c
+++ b/app/core/gimp-utils.c
@@ -926,6 +926,27 @@ gimp_constrain_line (gdouble  start_x,
     }
 }
 
+gint
+gimp_file_compare (GFile *file1,
+                   GFile *file2)
+{
+  if (g_file_equal (file1, file2))
+    {
+      return 0;
+    }
+  else
+    {
+      gchar *uri1   = g_file_get_uri (file1);
+      gchar *uri2   = g_file_get_uri (file2);
+      gint   result = strcmp (uri1, uri2);
+
+      g_free (uri1);
+      g_free (uri2);
+
+      return result;
+    }
+}
+
 
 /*  debug stuff  */
 
diff --git a/app/core/gimp-utils.h b/app/core/gimp-utils.h
index 90404b5..197eeab 100644
--- a/app/core/gimp-utils.h
+++ b/app/core/gimp-utils.h
@@ -100,6 +100,9 @@ void         gimp_constrain_line                   (gdouble          start_x,
                                                     gdouble         *end_y,
                                                     gint             n_snap_lines);
 
+gint         gimp_file_compare                     (GFile           *file1,
+                                                    GFile           *file2);
+
 void         gimp_create_image_from_buffer         (Gimp            *gimp,
                                                     GeglBuffer      *buffer);
 
diff --git a/app/core/gimpdatafactory.c b/app/core/gimpdatafactory.c
index a62da4d..a7537f0 100644
--- a/app/core/gimpdatafactory.c
+++ b/app/core/gimpdatafactory.c
@@ -33,6 +33,7 @@
 #include "core-types.h"
 
 #include "gimp.h"
+#include "gimp-utils.h"
 #include "gimpcontext.h"
 #include "gimpdata.h"
 #include "gimpdatafactory.h"
@@ -670,27 +671,6 @@ gimp_data_factory_has_data_new_func (GimpDataFactory *factory)
 
 /*  private functions  */
 
-static gint
-gimp_file_compare (GFile *file1,
-                   GFile *file2)
-{
-  if (g_file_equal (file1, file2))
-    {
-      return 0;
-    }
-  else
-    {
-      gchar *uri1   = g_file_get_uri (file1);
-      gchar *uri2   = g_file_get_uri (file2);
-      gint   result = strcmp (uri1, uri2);
-
-      g_free (uri1);
-      g_free (uri2);
-
-      return result;
-    }
-}
-
 static GFile *
 gimp_data_factory_get_save_dir (GimpDataFactory  *factory,
                                 GError          **error)
diff --git a/app/core/gimpidtable.c b/app/core/gimpidtable.c
index 8565bba..5cbe150 100644
--- a/app/core/gimpidtable.c
+++ b/app/core/gimpidtable.c
@@ -20,6 +20,7 @@
 
 #include "config.h"
 
+#include <gio/gio.h>
 #include <gegl.h>
 
 #include "core-types.h"
diff --git a/app/gegl/gimp-gegl-apply-operation.c b/app/gegl/gimp-gegl-apply-operation.c
index 3e0605c..2f9f75f 100644
--- a/app/gegl/gimp-gegl-apply-operation.c
+++ b/app/gegl/gimp-gegl-apply-operation.c
@@ -23,6 +23,7 @@
 #include "config.h"
 
 #include <cairo.h>
+#include <gio/gio.h>
 #include <gegl.h>
 
 #include "gimp-gegl-types.h"
diff --git a/app/plug-in/gimppluginshm.c b/app/plug-in/gimppluginshm.c
index 11029c0..11a5045 100644
--- a/app/plug-in/gimppluginshm.c
+++ b/app/plug-in/gimppluginshm.c
@@ -44,6 +44,7 @@
 
 #endif /* USE_POSIX_SHM */
 
+#include <gio/gio.h>
 #include <gegl.h>
 
 #if defined(G_OS_WIN32) || defined(G_WITH_CYGWIN)