38 lines
1.5 KiB
C
38 lines
1.5 KiB
C
// -----------------------------------------------------------------------------
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// memory framework
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// - rlyeh, public domain
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// memory leaks detector
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#if ENABLE_MEMORY_LEAKS
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#define WATCH(ptr,sz) watch((ptr), (sz))
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#define FORGET(ptr) forget(ptr)
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#else
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#define WATCH(ptr,sz) (ptr)
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#define FORGET(ptr) (ptr)
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#endif
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// default allocator (aborts on out-of-mem)
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API void* xrealloc(void* p, size_t sz);
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API size_t xsize(void* p);
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API char* xstats(void);
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// stack based allocator (negative bytes does rewind stack, like when entering new frame)
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API void* stack(int bytes);
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// memory leaks api (this is already integrated as long as you compile with -DENABLE_MEMORY_LEAKS)
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API void* watch( void *ptr, int sz );
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API void* forget( void *ptr );
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// memory api
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#define ALLOCSIZE(p) xsize(p)
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#define MALLOC(n) REALLOC_(0,(n))
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#define FREE(p) REALLOC_((p), 0)
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#define REALLOC(p,n) REALLOC_((p),(n))
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#define CALLOC(m,n) CALLOC_((m),(n))
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#define STRDUP(s) STRDUP_(s)
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#define ALLOCA(n) ifdef(gcc, __builtin_alloca(n), ifdef(win32, _alloca(n), __builtin_alloca(n)))
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static FORCE_INLINE void *(REALLOC_)(void *p, size_t n) { return n ? WATCH(xrealloc(p,n),n) : xrealloc(FORGET(p),0); } ///-
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static FORCE_INLINE void *(CALLOC_)(size_t m, size_t n) { return n *= m, memset(REALLOC(0,n),0,n); } ///-
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static FORCE_INLINE char *(STRDUP_)(const char *s) { size_t n = strlen(s)+1; return ((char*)memcpy(REALLOC(0,n), s, n)); } ///-
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