diff options
Diffstat (limited to 'cache.h')
| -rw-r--r-- | cache.h | 22 |
1 files changed, 9 insertions, 13 deletions
@@ -3,18 +3,6 @@ #define CACHE_H #include <pthread.h> -#ifdef HAVE_UMEM_H -#include <umem.h> -#define cache_t umem_cache_t -#define cache_alloc(a) umem_cache_alloc(a, UMEM_DEFAULT) -#define do_cache_alloc(a) umem_cache_alloc(a, UMEM_DEFAULT) -#define cache_free(a, b) umem_cache_free(a, b) -#define do_cache_free(a, b) umem_cache_free(a, b) -#define cache_create(a,b,c,d,e) umem_cache_create((char*)a, b, c, d, e, NULL, NULL, NULL, 0) -#define cache_destroy(a) umem_cache_destroy(a); - -#else - #ifndef NDEBUG /* may be used for debug purposes */ extern int cache_error; @@ -59,6 +47,8 @@ typedef struct { int total; /** The current number of free elements */ int freecurr; + /** A limit on the total number of elements */ + int limit; /** The constructor to be called each time we allocate more memory */ cache_constructor_t* constructor; /** The destructor to be called each time before we release memory */ @@ -116,6 +106,12 @@ void* do_cache_alloc(cache_t* handle); */ void cache_free(cache_t* handle, void* ptr); void do_cache_free(cache_t* handle, void* ptr); -#endif +/** + * Set or adjust a limit for the number of objects to malloc + * + * @param handle handle to the object cache to adjust + * @param limit the number of objects to cache before returning NULL + */ +void cache_set_limit(cache_t* handle, int limit); #endif |