git.m6w6.name Git - awesomized/libmemcached/blob - libmemcached-1.0/return.h

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  Libmemcached library
   4  *
   5  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
   6  *
   7  *  Redistribution and use in source and binary forms, with or without
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   9  *  met:
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  11  *      * Redistributions of source code must retain the above copyright
  12  *  notice, this list of conditions and the following disclaimer.
  13  *
  14  *      * Redistributions in binary form must reproduce the above
  15  *  copyright notice, this list of conditions and the following disclaimer
  16  *  in the documentation and/or other materials provided with the
  17  *  distribution.
  18  *
  19  *      * The names of its contributors may not be used to endorse or
  20  *  promote products derived from this software without specific prior
  21  *  written permission.
  22  *
  23  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  24  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  25  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  26  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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  33  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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  35  */
  36
  37 #pragma once
  38
  39 static inline bool memcached_success(memcached_return_t rc)
  40 {
  41   return (rc == MEMCACHED_BUFFERED ||
  42           rc == MEMCACHED_DELETED ||
  43           rc == MEMCACHED_END ||
  44           rc == MEMCACHED_ITEM ||
  45           rc == MEMCACHED_STAT ||
  46           rc == MEMCACHED_STORED ||
  47           rc == MEMCACHED_SUCCESS ||
  48           rc == MEMCACHED_VALUE);
  49 }
  50
  51 static inline bool memcached_failed(memcached_return_t rc)
  52 {
  53   return (rc != MEMCACHED_AUTH_CONTINUE &&
  54           rc != MEMCACHED_BUFFERED &&
  55           rc != MEMCACHED_DELETED &&
  56           rc != MEMCACHED_END &&
  57           rc != MEMCACHED_ITEM &&
  58           rc != MEMCACHED_STAT &&
  59           rc != MEMCACHED_STORED &&
  60           rc != MEMCACHED_SUCCESS &&
  61           rc != MEMCACHED_VALUE);
  62 }
  63
  64 static inline bool memcached_fatal(memcached_return_t rc)
  65 {
  66   return (rc != MEMCACHED_AUTH_CONTINUE &&
  67           rc != MEMCACHED_BUFFERED &&
  68           rc != MEMCACHED_CLIENT_ERROR &&
  69           rc != MEMCACHED_DATA_EXISTS &&
  70           rc != MEMCACHED_DELETED &&
  71           rc != MEMCACHED_E2BIG &&
  72           rc != MEMCACHED_END &&
  73           rc != MEMCACHED_ITEM &&
  74           rc != MEMCACHED_ERROR &&
  75           rc != MEMCACHED_NOTFOUND &&
  76           rc != MEMCACHED_NOTSTORED &&
  77           rc != MEMCACHED_SERVER_MEMORY_ALLOCATION_FAILURE &&
  78           rc != MEMCACHED_STAT &&
  79           rc != MEMCACHED_STORED &&
  80           rc != MEMCACHED_SUCCESS &&
  81           rc != MEMCACHED_VALUE);
  82 }
  83
  84 #define memcached_continue(__memcached_return_t) ((__memcached_return_t) == MEMCACHED_IN_PROGRESS)