[gnome-control-center/wip/hadess/wacom-mock: 1/2] wacom: Print errors for libwacom_new_from_*() calls

[Bastien Nocera <hadess src gnome org>]

commit 1286cbc6a549b8a8556d4ec97da4d9a4f70942f4
Author: Bastien Nocera <hadess hadess net>
Date:   Mon Nov 15 18:19:15 2021 +0100

    wacom: Print errors for libwacom_new_from_*() calls
    
    This helps with debugging.

 panels/wacom/cc-wacom-device.c | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)
---
diff --git a/panels/wacom/cc-wacom-device.c b/panels/wacom/cc-wacom-device.c
index 4a3f98068..57893d241 100644
--- a/panels/wacom/cc-wacom-device.c
+++ b/panels/wacom/cc-wacom-device.c
@@ -136,16 +136,21 @@ cc_wacom_device_initable_init (GInitable     *initable,
 {
        CcWacomDevice *device = CC_WACOM_DEVICE (initable);
        WacomDeviceDatabase *wacom_db;
+       WacomError *wacom_error;
        const gchar *node_path;
 
        wacom_db = cc_wacom_device_database_get ();
        node_path = gsd_device_get_device_file (device->device);
-       device->wdevice = libwacom_new_from_path (wacom_db, node_path, FALSE, NULL);
+       wacom_error = libwacom_error_new ();
+       device->wdevice = libwacom_new_from_path (wacom_db, node_path, FALSE, wacom_error);
 
        if (!device->wdevice) {
+               g_debug ("libwacom_new_from_path() failed: %s", libwacom_error_get_message (wacom_error));
+               libwacom_error_free (&wacom_error);
                g_set_error (error, 0, 0, "Tablet description not found");
                return FALSE;
        }
+       libwacom_error_free (&wacom_error);
 
        return TRUE;
 }
@@ -170,14 +175,20 @@ cc_wacom_device_new_fake (const gchar *name)
 {
        CcWacomDevice *device;
        WacomDevice *wacom_device;
+       WacomError *wacom_error;
 
        device = g_object_new (CC_TYPE_WACOM_DEVICE,
                               NULL);
 
+       wacom_error = libwacom_error_new ();
        wacom_device = libwacom_new_from_name (cc_wacom_device_database_get(),
-                                              name, NULL);
-       if (wacom_device == NULL)
+                                              name, wacom_error);
+       if (wacom_device == NULL) {
+               g_debug ("libwacom_new_fake() failed: %s", libwacom_error_get_message (wacom_error));
+               libwacom_error_free (&wacom_error);
                return NULL;
+       }
+       libwacom_error_free (&wacom_error);
 
        device->wdevice = wacom_device;