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