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in_evdev: revert multi event handling from r901 to avoid unwanted blocking

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@910 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2010-12-09 22:21:07 +00:00
parent 143e9a87da
commit afc00cad1f
1 changed files with 50 additions and 51 deletions
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11
platform/linux/in_evdev.c
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@ -402,8 +402,8 @@ static int in_evdev_update_keycode(void *data, int *is_down)
struct input_event ev; struct input_event ev;
int rd; int rd;
while (1) /* do single event, the caller sometimes wants
{ * to do select() in blocking mode */
rd = read(dev->fd, &ev, sizeof(ev)); rd = read(dev->fd, &ev, sizeof(ev));
if (rd < (int) sizeof(ev)) { if (rd < (int) sizeof(ev)) {
if (errno != EAGAIN) { if (errno != EAGAIN) {
@ -415,7 +415,7 @@ static int in_evdev_update_keycode(void *data, int *is_down)
if (ev.type == EV_KEY) { if (ev.type == EV_KEY) {
if (ev.value < 0 || ev.value > 1) if (ev.value < 0 || ev.value > 1)
continue; goto out;
ret_kc = ev.code; ret_kc = ev.code;
ret_down = ev.value; ret_down = ev.value;
goto out; goto out;
@ -440,10 +440,10 @@ static int in_evdev_update_keycode(void *data, int *is_down)
last = &dev->abs_lasty; last = &dev->abs_lasty;
} }
else else
continue; goto out;
if (down == *last) if (down == *last)
continue; goto out;
if (down == 0 || *last != 0) { if (down == 0 || *last != 0) {
/* key up or direction change, return up event for old key */ /* key up or direction change, return up event for old key */
@ -456,7 +456,6 @@ static int in_evdev_update_keycode(void *data, int *is_down)
ret_down = 1; ret_down = 1;
goto out; goto out;
} }
}
out: out:
if (is_down != NULL) if (is_down != NULL)