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- #pragma once
- /* This data structure holds one item, and returns you the old item when you replace it
- it's sort of a "stack of 1" */
- #ifdef __cplusplus
- extern "C" {
- #endif
- typedef struct lfitem_struct_t
- {
- void * volatile item;
- } lfitem_value_t, *lfitem_t;
- void lfitem_init(lfitem_t item);
- void *lfitem_get(lfitem_t item);
- void *lfitem_set(lfitem_t item, const void *value);
- void *lfitem_set_if_zero(lfitem_t item, void *value);
- #ifdef __cplusplus
- }
- #endif
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