view src/os/unix/ngx_alloc.h @ 416:b4f69f2ef02c NGINX_0_7_20

nginx 0.7.20 *) Changes in the ngx_http_gzip_filter_module. *) Feature: the ngx_http_limit_req_module. *) Bugfix: worker processes might exit on a SIGBUS signal on sparc and ppc platforms; the bug had appeared in 0.7.3. Thanks to Maxim Dounin. *) Bugfix: the "proxy_pass http://host/some:uri" directives did not work; the bug had appeared in 0.7.12. *) Bugfix: in HTTPS mode requests might fail with the "bad write retry" error. *) Bugfix: the ngx_http_secure_link_module did not work inside locations, whose names are less than 3 characters. *) Bugfix: $server_addr variable might have no value.
author Igor Sysoev <http://sysoev.ru>
date Mon, 10 Nov 2008 00:00:00 +0300
parents 0b6053502c55
children
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/*
 * Copyright (C) Igor Sysoev
 */


#ifndef _NGX_ALLOC_H_INCLUDED_
#define _NGX_ALLOC_H_INCLUDED_


#include <ngx_config.h>
#include <ngx_core.h>


void *ngx_alloc(size_t size, ngx_log_t *log);
void *ngx_calloc(size_t size, ngx_log_t *log);

#define ngx_free          free


/*
 * Linux has memalign() or posix_memalign()
 * Solaris has memalign()
 * FreeBSD 7.0 has posix_memalign(), besides, early version's malloc()
 * aligns allocations bigger than page size at the page boundary
 */

#if (NGX_HAVE_POSIX_MEMALIGN || NGX_HAVE_MEMALIGN)

void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log);

#else

#define ngx_memalign(alignment, size, log)  ngx_alloc(size, log)

#endif


extern ngx_uint_t  ngx_pagesize;
extern ngx_uint_t  ngx_pagesize_shift;
extern ngx_uint_t  ngx_cacheline_size;


#endif /* _NGX_ALLOC_H_INCLUDED_ */