Provided by: libsdl3-doc_3.2.8+ds-1_all 

NAME
SDL_HINT_GAMECONTROLLERCONFIG_FILE - A variable that lets you provide a file with extra gamecontroller db
entries.
HEADER FILE
Defined in SDL3/SDL_hints.h
SYNOPSIS
#include "SDL3/SDL.h"
#define SDL_HINT_GAMECONTROLLERCONFIG_FILE SDL_GAMECONTROLLERCONFIG_FILE"
DESCRIPTION
The file should contain lines of gamecontroller config data, see
SDL_gamepad .h
You can update mappings after SDL is initialized with
SDL_GetGamepadMappingForGUID () and
SDL_AddGamepadMapping ()
This hint should be set before SDL is initialized.
AVAILABILITY
This hint is available since SDL 3.2.0.
Simple Directmedia Layer SDL 3.2.8 SDL_HINT_GAMECONTROLLERCONFIG_FILE(3)