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Viewing changes to mysys/mf_cache.cc

  • Committer: Monty Taylor
  • Date: 2008-12-09 04:45:44 UTC
  • mto: This revision was merged to the branch mainline in revision 670.
  • Revision ID: monty@inaugust.com-20081209044544-va4o2vmn3xuao22y
Added more return value checks.

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mysys/mf_cache.cc
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        /*
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        ** Open tempfile cached by IO_CACHE
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        ** Should be used when no seeks are done (only reinit_io_buff)
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        ** Return 0 if cache is inited ok
 
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        ** Return false if cache is inited ok
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        ** The actual file is created when the IO_CACHE buffer gets filled
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        ** If dir is not given, use TMPDIR.
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        */
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  cache->dir=    dir ? strdup(dir) : (char*) 0;
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  cache->prefix= (prefix ? strdup(prefix) :
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                 (char*) 0);
 
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  if ((cache->dir == NULL) || (cache->prefix == NULL))
 
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    return true;
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  cache->file_name=0;
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  cache->buffer=0;                              /* Mark that not open */
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  if (!init_io_cache(cache,-1,cache_size,WRITE_CACHE,0L,0,
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                     MYF(cache_myflags | MY_NABP)))
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  {
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    return(0);
 
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    return false;
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  }
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  free(cache->dir);
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  free(cache->prefix);
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  return(1);
 
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  return true;
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}
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        /* Create the temporary file */