Function CPL_STDCALL CPLGetErrorHandlerUserData

port/cpl_error.cpp:147–156

 */

void *CPL_STDCALL CPLGetErrorHandlerUserData(void)
{
    // get the current threadlocal or global error context user data
    CPLErrorContext *psCtx = CPLGetErrorContext();
    if (psCtx == nullptr || IS_PREFEFINED_ERROR_CTX(psCtx))
        abort();
    return reinterpret_cast<void *>(psCtx->psHandlerStack
                                        ? psCtx->psHandlerStack->pUserData
                                        : pErrorHandlerUserData);
}

/************************************************************************/
/*                         CPLGetErrorHandler()                         */