Man page - sdl_hid_set_nonblocking(3)
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Manual
SDL_hid_set_nonblocking
NAMEHEADER FILE
SYNOPSIS
DESCRIPTION
FUNCTION PARAMETERS
RETURN VALUE
AVAILABILITY
NAME
SDL_hid_set_nonblocking - Set the device handle to be non-blocking.
HEADER FILE
Defined in SDL3/SDL_hidapi.h
SYNOPSIS
#include "SDL3/SDL.h"
int SDL_hid_set_nonblocking(SDL_hid_device *dev, int nonblock);
DESCRIPTION
In non-blocking mode calls to SDL_hid_read () will return immediately with a value of 0 if there is no data to be read. In blocking mode, SDL_hid_read () will wait (block) until there is data to read before returning.
Nonblocking can be turned on and off at any time.
FUNCTION PARAMETERS
|
dev |
a device handle returned from SDL_hid_open (). |
nonblock
enable or not the nonblocking reads - 1 to enable nonblocking - 0 to disable nonblocking.
RETURN VALUE
Returns 0 on success or a negative error code on failure; call
SDL_GetError () for more information.
AVAILABILITY
This function is available since SDL 3.2.0.