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view src/os/unix/ngx_alloc.h @ 470:6866b490272e NGINX_0_7_47

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nginx 0.7.47 *) Bugfix: nginx could not be built on FreeBSD 6 and early versions; the bug had appeared in 0.7.46. *) Bugfix: nginx could not be built on MacOSX; the bug had appeared in 0.7.46. *) Bugfix: if the "max_size" parameter was set, then the cache manager might purge a whole cache; the bug had appeared in 0.7.46. *) Change: a segmentation fault might occur in worker process, if the "proxy_cache"/"fastcgi_cache" and the "proxy_cache_valid"/ "fastcgi_cache_valid" were set on different levels; the bug had appeared in 0.7.46. *) Bugfix: a segmentation fault might occur in worker process, if a request was redirected to a proxied or FastCGI server via error_page or try_files; the bug had appeared in 0.7.44.
author Igor Sysoev <http://sysoev.ru>
date Wed, 01 Apr 2009 00:00:00 +0400
parents 0b6053502c55
children d0f7a625f27c
line wrap: on
line source


/*
 * 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_ */