Function attributes applicable to memory handling functions. More...

Macros
#define	av_malloc_attrib __attribute__((__malloc__))
	Function attribute denoting a malloc-like function.

#define	av_alloc_size(...) __attribute__((alloc_size(__VA_ARGS__)))
	Function attribute used on a function that allocates memory, whose size is given by the specified parameter(s).

Detailed Description

Function attributes applicable to memory handling functions.

These function attributes can help compilers emit more useful warnings, or generate better code.

Macro Definition Documentation

#define av_malloc_attrib __attribute__((__malloc__))

Function attribute denoting a malloc-like function.

Definition at line 69 of file mem.h.

#define av_alloc_size ( ... ) __attribute__((alloc_size(__VA_ARGS__)))

Function attribute used on a function that allocates memory, whose size is given by the specified parameter(s).

void *av_malloc(size_t size) av_alloc_size(1);

void *av_calloc(size_t nmemb, size_t size) av_alloc_size(1, 2);

#define av_alloc_size(...)

Function attribute used on a function that allocates memory, whose size is given by the specified par...

Definition mem.h:90

void * av_malloc(size_t size) av_malloc_attrib

Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...

void * av_calloc(size_t nmemb, size_t size) av_malloc_attrib

Allocate a memory block for an array with av_mallocz().

Parameters

...	One or two parameter indexes, separated by a comma

Definition at line 90 of file mem.h.