DOKK / manpages / debian 13 / libsdl3-doc / SDL_size_add_check_overflow.3.en
SDL_size_add_check_overflow(3) SDL3 FUNCTIONS SDL_size_add_check_overflow(3)

SDL_size_add_check_overflow - Add two integers, checking for overflow.

Defined in SDL3/SDL_stdinc.h

#include "SDL3/SDL.h"
SDL_FORCE_INLINE bool SDL_size_add_check_overflow(size_t a, size_t b, size_t *ret);

If a+b would overflow, return false.

Otherwise store a+b via ret and return true.

the first addend.
the second addend.
on non-overflow output, stores the addition result, may not be NULL.

Returns false on overflow, true if result is added without overflow.

It is safe to call this function from any thread.

This function is available since SDL 3.2.0.

SDL 3.2.10 Simple Directmedia Layer