From 3cd9a70fea1ccf795419a1726c7c279b0aaf237e Mon Sep 17 00:00:00 2001
From: Rui Matos <tiagomatos@gmail.com>
Date: Tue, 19 Nov 2013 16:02:58 +0000
Subject: device-manager-evdev: Stop using deprecated libevdev API

Fixes compiler warnings with libevdev >= 0.4 and makes use of a new
function to set the clock id instead of doing the ioctl directly.

https://bugzilla.gnome.org/show_bug.cgi?id=712816
---
diff --git a/README.in b/README.in
index 0018869..0e73a42 100644
--- a/README.in
+++ b/README.in
@@ -40,7 +40,7 @@ When building the CEx100 backend, Clutter also depends on:
 When building the evdev input backend, Clutter also depends on:
 
   • xkbcommon
-  • libevdev
+  • libevdev ≥ @LIBEVDEV_REQ_VERSION@
 
 If you are building the API reference you will also need:
 
diff --git a/clutter/evdev/clutter-device-manager-evdev.c b/clutter/evdev/clutter-device-manager-evdev.c
index 38d707f..bc34c39 100644
--- a/clutter/evdev/clutter-device-manager-evdev.c
+++ b/clutter/evdev/clutter-device-manager-evdev.c
@@ -605,11 +605,11 @@ sync_source (ClutterEventSource *source)
   const gchar *device_path;
 
   /* We read a SYN_DROPPED, ignore it and sync the device */
-  err = libevdev_next_event (source->dev, LIBEVDEV_READ_SYNC, &ev);
+  err = libevdev_next_event (source->dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
   while (err == 1)
     {
       dispatch_one_event (source, &ev);
-      err = libevdev_next_event (source->dev, LIBEVDEV_READ_SYNC, &ev);
+      err = libevdev_next_event (source->dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
     }
 
   if (err != -EAGAIN && CLUTTER_HAS_DEBUG (EVENT))
@@ -664,7 +664,7 @@ clutter_event_dispatch (GSource     *g_source,
   if (clutter_events_pending ())
     goto queue_event;
 
-  err = libevdev_next_event (source->dev, LIBEVDEV_READ_NORMAL, &ev);
+  err = libevdev_next_event (source->dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
   while (err != -EAGAIN)
     {
       if (err == 1)
@@ -677,7 +677,7 @@ clutter_event_dispatch (GSource     *g_source,
 	  goto out;
 	}
 
-      err = libevdev_next_event (source->dev, LIBEVDEV_READ_NORMAL, &ev);
+      err = libevdev_next_event (source->dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
     }
 
  queue_event:
@@ -725,7 +725,7 @@ clutter_event_source_new (ClutterInputDeviceEvdev *input_device)
   GSource *source = g_source_new (&event_funcs, sizeof (ClutterEventSource));
   ClutterEventSource *event_source = (ClutterEventSource *) source;
   const gchar *node_path;
-  gint fd, clkid;
+  gint fd;
   GError *error;
   ClutterInputDeviceType device_type;
 
@@ -756,15 +756,13 @@ clutter_event_source_new (ClutterInputDeviceEvdev *input_device)
 	}
     }
 
-  /* Tell evdev to use the monotonic clock for its timestamps */
-  clkid = CLOCK_MONOTONIC;
-  ioctl (fd, EVIOCSCLOCKID, &clkid);
-
   /* setup the source */
   event_source->device = input_device;
   event_source->event_poll_fd.fd = fd;
   event_source->event_poll_fd.events = G_IO_IN;
+
   libevdev_new_from_fd (fd, &event_source->dev);
+  libevdev_set_clock_id (event_source->dev, CLOCK_MONOTONIC);
 
   device_type = clutter_input_device_get_device_type (CLUTTER_INPUT_DEVICE (input_device));
   if (device_type == CLUTTER_TOUCHPAD_DEVICE)
diff --git a/configure.ac b/configure.ac
index 0448ee4..47fce79 100644
--- a/configure.ac
+++ b/configure.ac
@@ -146,6 +146,7 @@ m4_define([uprof_req_version],          [0.3])
 m4_define([gtk_doc_req_version],        [1.15])
 m4_define([xcomposite_req_version],     [0.4])
 m4_define([gdk_req_version],            [3.3.18])
+m4_define([libevdev_req_version],       [0.4])
 
 AC_SUBST([GLIB_REQ_VERSION],       [glib_req_version])
 AC_SUBST([COGL_REQ_VERSION],       [cogl_req_version])
@@ -158,6 +159,7 @@ AC_SUBST([UPROF_REQ_VERSION],      [uprof_req_version])
 AC_SUBST([GTK_DOC_REQ_VERSION],    [gtk_doc_req_version])
 AC_SUBST([XCOMPOSITE_REQ_VERSION], [xcomposite_req_version])
 AC_SUBST([GDK_REQ_VERSION],        [gdk_req_version])
+AC_SUBST([LIBEVDEV_REQ_VERSION],   [libevdev_req_version])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AM_PATH_GLIB_2_0([glib_req_version],
@@ -478,7 +480,7 @@ AS_IF([test "x$enable_evdev" = "xyes"],
         AS_IF([test "x$have_evdev" = "xyes"],
               [
                 CLUTTER_INPUT_BACKENDS="$CLUTTER_INPUT_BACKENDS evdev"
-                BACKEND_PC_FILES="$BACKEND_PC_FILES gudev-1.0 libevdev xkbcommon"
+                BACKEND_PC_FILES="$BACKEND_PC_FILES gudev-1.0 libevdev >= $LIBEVDEV_REQ_VERSION xkbcommon"
                 experimental_input_backend="yes"
                 AC_DEFINE([HAVE_EVDEV], [1], [Have evdev support for input handling])
                 SUPPORT_EVDEV=1
--
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