Function SDL_IOvprintf

pub unsafe extern "C" fn SDL_IOvprintf(
    context: *mut SDL_IOStream,
    fmt: *const i8,
    ap: VaList,
) -> usize

Available on crate feature dep_sdl3 only.

Print to an SDL_IOStream data stream.

This function does formatted printing to the stream.

Parameters

• context: a pointer to an SDL_IOStream structure.
• fmt: a printf() style format string.
• ap: a variable argument list.

Return value

Returns the number of bytes written or 0 on failure; call SDL_GetError() for more information.

Thread safety

This function is not thread safe.

Availability

This function is available since SDL 3.2.0.

See also

• SDL_IOprintf
• SDL_WriteIO