Alistair Leslie-Hughes : dinput: Don't treat Stylus devices as joysticks.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: db07ff83b3385736f2f23c8aa001c4650e99f82c
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=db07ff83b3385736f2f23c8aa001c4650e99f82c

Author: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Date:   Wed Oct  9 08:14:46 2019 +0000

dinput: Don't treat Stylus devices as joysticks.

Tablet/Stylus devices have a js* entry which we are
treating as a joystick.  Any testbox VM that is configured
with a tablet is currently failing the joystick tests.

Signed-off-by: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/dinput/joystick_linux.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/dlls/dinput/joystick_linux.c b/dlls/dinput/joystick_linux.c
index 4ee7397c2c..e0c1331937 100644
--- a/dlls/dinput/joystick_linux.c
+++ b/dlls/dinput/joystick_linux.c
@@ -168,6 +168,7 @@ static INT find_joystick_devices(void)
         struct JoyDev joydev, *new_joydevs;
         BYTE axes_map[ABS_MAX + 1];
         SHORT btn_map[KEY_MAX - BTN_MISC + 1];
+        BOOL is_stylus = FALSE;
 
         snprintf(joydev.device, sizeof(joydev.device), "%s%d", JOYDEV_NEW, i);
         if ((fd = open(joydev.device, O_RDONLY)) == -1)
@@ -241,12 +242,22 @@ static INT find_joystick_devices(void)
                 case BTN_DEAD:
                     joydev.is_joystick = TRUE;
                     break;
+                case BTN_STYLUS:
+                    is_stylus = TRUE;
+                    break;
                 default:
                     break;
                 }
             }
         }
 
+        if(is_stylus)
+        {
+            TRACE("Stylus detected. Skipping\n");
+            close(fd);
+            continue;
+        }
+
         if (ioctl(fd, JSIOCGAXMAP, axes_map) < 0)
         {
             WARN("ioctl(%s,JSIOCGAXMAP) failed: %s\n", joydev.device, strerror(errno));