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doc: fix uinput example code

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2014-11-18 08:03:27 +10:00
parent 45670fa6db
commit 0bf6d29ceb
1 changed files with 13 additions and 7 deletions
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20
libevdev/libevdev-uinput.h
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@ -40,12 +40,16 @@ struct libevdev_uinput;
* *
@code @code
int err; int err;
int new_fd; int fd, new_fd, uifd;
struct libevdev *dev; struct libevdev *dev;
struct libevdev_uinput *uidev; struct libevdev_uinput *uidev;
struct input_event ev[2]; struct input_event ev[2];
err = libevdev_new_from_fd(&dev, fd); fd = open("/dev/input/event0", O_RDONLY);
if (fd < 0)
return err;
err = libevdev_new_from_fd(fd, &dev);
if (err != 0) if (err != 0)
return err; return err;
@ -66,7 +70,9 @@ struct libevdev_uinput;
return err; return err;
libevdev_uinput_destroy(uidev); libevdev_uinput_destroy(uidev);
libevdev_free(dev);
close(uifd); close(uifd);
close(fd);
@endcode @endcode
* *
@ -80,12 +86,12 @@ struct libevdev_uinput;
dev = libevdev_new(); dev = libevdev_new();
libevdev_set_name(dev, "test device"); libevdev_set_name(dev, "test device");
libevdev_enable_event_type(dev, EV_REL); libevdev_enable_event_type(dev, EV_REL);
libevdev_enable_event_code(dev, EV_REL, REL_X); libevdev_enable_event_code(dev, EV_REL, REL_X, NULL);
libevdev_enable_event_code(dev, EV_REL, REL_Y); libevdev_enable_event_code(dev, EV_REL, REL_Y, NULL);
libevdev_enable_event_type(dev, EV_KEY); libevdev_enable_event_type(dev, EV_KEY);
libevdev_enable_event_code(dev, EV_KEY, BTN_LEFT); libevdev_enable_event_code(dev, EV_KEY, BTN_LEFT, NULL);
libevdev_enable_event_code(dev, EV_KEY, BTN_MIDDLE); libevdev_enable_event_code(dev, EV_KEY, BTN_MIDDLE, NULL);
libevdev_enable_event_code(dev, EV_KEY, BTN_RIGHT); libevdev_enable_event_code(dev, EV_KEY, BTN_RIGHT, NULL);
err = libevdev_uinput_create_from_device(dev, err = libevdev_uinput_create_from_device(dev,
LIBEVDEV_UINPUT_OPEN_MANAGED, LIBEVDEV_UINPUT_OPEN_MANAGED,