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Annotation of embedaddon/nginx/src/os/unix/ngx_alloc.h, revision 1.1.1.1

1.1       misho       1: 
                      2: /*
                      3:  * Copyright (C) Igor Sysoev
                      4:  * Copyright (C) Nginx, Inc.
                      5:  */
                      6: 
                      7: 
                      8: #ifndef _NGX_ALLOC_H_INCLUDED_
                      9: #define _NGX_ALLOC_H_INCLUDED_
                     10: 
                     11: 
                     12: #include <ngx_config.h>
                     13: #include <ngx_core.h>
                     14: 
                     15: 
                     16: void *ngx_alloc(size_t size, ngx_log_t *log);
                     17: void *ngx_calloc(size_t size, ngx_log_t *log);
                     18: 
                     19: #define ngx_free          free
                     20: 
                     21: 
                     22: /*
                     23:  * Linux has memalign() or posix_memalign()
                     24:  * Solaris has memalign()
                     25:  * FreeBSD 7.0 has posix_memalign(), besides, early version's malloc()
                     26:  * aligns allocations bigger than page size at the page boundary
                     27:  */
                     28: 
                     29: #if (NGX_HAVE_POSIX_MEMALIGN || NGX_HAVE_MEMALIGN)
                     30: 
                     31: void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log);
                     32: 
                     33: #else
                     34: 
                     35: #define ngx_memalign(alignment, size, log)  ngx_alloc(size, log)
                     36: 
                     37: #endif
                     38: 
                     39: 
                     40: extern ngx_uint_t  ngx_pagesize;
                     41: extern ngx_uint_t  ngx_pagesize_shift;
                     42: extern ngx_uint_t  ngx_cacheline_size;
                     43: 
                     44: 
                     45: #endif /* _NGX_ALLOC_H_INCLUDED_ */