Function SDL_getenv

pub unsafe extern "C" fn SDL_getenv(name: *const i8) -> *const i8

Available on crate feature dep_sdl3 only.

Get the value of a variable in the environment.

This function uses SDL’s cached copy of the environment and is thread-safe.

Parameters

• name: the name of the variable to get.

Return value

Returns a pointer to the value of the variable or NULL if it can’t be found.

Thread safety

It is safe to call this function from any thread.

Availability

This function is available since SDL 3.2.0.