Man page - sdl_compareandswapatomicpointer(3)

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Manual

SDL_CompareAndSwapAtomicPointer

NAME
HEADER FILE
SYNOPSIS
DESCRIPTION
FUNCTION PARAMETERS
RETURN VALUE
THREAD SAFETY
AVAILABILITY
SEE ALSO

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NAME

SDL_CompareAndSwapAtomicPointer - Set a pointer to a new value if it is currently an old value.

HEADER FILE

Defined in SDL3/SDL_atomic.h

SYNOPSIS

#include "SDL3/SDL.h"

bool SDL_CompareAndSwapAtomicPointer(void **a, void *oldval, void *newval);

DESCRIPTION

Note: If you don’t know what this function is for, you shouldn’t use it!

FUNCTION PARAMETERS

	a		a pointer to a pointer.
	oldval		the old pointer value.
	newval		the new pointer value.

RETURN VALUE

Returns true if the pointer was set, false otherwise.

THREAD SAFETY

It is safe to call this function from any thread.

AVAILABILITY

This function is available since SDL 3.2.0.

SEE ALSO

• (3), SDL_CompareAndSwapAtomicInt (3), • (3), SDL_GetAtomicPointer (3), • (3), SDL_SetAtomicPointer (3)

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