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Randy Jordan
2026-03-06 08:51:02 -06:00
commit 0c69151528
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include/mem.h Normal file
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#ifndef MEM_INCLUDED
#define MEM_INCLUDED
#include "except.h" // Exceptions
#include <stddef.h> // size_t
/* General Macros*/
#define MEM_KB(x) ((size_t)(x) * 1024ULL)
#define MEM_MB(x) ((size_t)(x) * 1024ULL * 1024ULL)
#define MEM_GB(x) ((size_t)(x) * 1024ULL * 1024ULL * 1024ULL)
#define MEM_SIZE(x) (ptrdiff_t)sizeof(x)
#define MEM_COUNT(a) (MEM_SIZE(a) / MEM_SIZE(*(a)))
#define MEM_LEN(s) (MEM_COUNT(s) - 1)
extern const Exception oom; // Out of memory
extern void *mem_alloc (size_t nbytes,const char *file, int line);
extern void *mem_calloc(size_t count, size_t nbytes, const char *file, int line);
extern void mem_free(void *ptr, const char *file, int line);
extern void *mem_resize(void *ptr, size_t nbytes, const char *file, int line);
#define ALLOC(nbytes) mem_alloc((nbytes), __FILE__, __LINE__)
#define CALLOC(count, nbytes) mem_calloc((count), (nbytes), __FILE__, __LINE__)
#define NEW(p) ((p) = ALLOC((size_t)sizeof *(p)))
#define NEW0(p) ((p) = CALLOC(1, (size_t)sizeof *(p)))
#define FREE(ptr) ((void)(mem_free((ptr), __FILE__, __LINE__), (ptr) = 0))
#define RESIZE(ptr, nbytes) ((ptr) = mem_resize((ptr), (nbytes), __FILE__, __LINE__))
#endif