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/* Copyright (C) 2000 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* Quicker interface to read & write. Used with my_nosys.h */
#include "mysys_priv.h"
#include "my_nosys.h"
uint my_quick_read(File Filedes,byte *Buffer,uint Count,myf MyFlags)
{
uint readbytes;
if ((readbytes = (uint) read(Filedes, Buffer, Count)) != Count)
{
#ifndef DBUG_OFF
if ((readbytes == 0 || (int) readbytes == -1) && errno == EINTR)
{
DBUG_PRINT("error", ("my_quick_read() was interrupted and returned %d"
". This function does not retry the read!",
(int) readbytes));
}
#endif
my_errno=errno;
return readbytes;
}
return (MyFlags & (MY_NABP | MY_FNABP)) ? 0 : readbytes;
}
uint my_quick_write(File Filedes,const byte *Buffer,uint Count)
{
#ifndef DBUG_OFF
uint writtenbytes;
#endif
if ((
#ifndef DBUG_OFF
writtenbytes =
#endif
(uint) write(Filedes,Buffer,Count)) != Count)
{
#ifndef DBUG_OFF
if ((writtenbytes == 0 || (int) writtenbytes == -1) && errno == EINTR)
{
DBUG_PRINT("error", ("my_quick_write() was interrupted and returned %d"
". This function does not retry the write!",
(int) writtenbytes));
}
#endif
my_errno=errno;
return (uint) -1;
}
return 0;
}
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