~drizzle-trunk/drizzle/development

1 by brian
clean slate
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/* Copyright (C) 2000 MySQL AB
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; version 2 of the License.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
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#include "mysys_priv.h"
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#include <sys/stat.h>
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#include <m_string.h>
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#if defined(HAVE_UTIME_H)
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#include <utime.h>
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#elif defined(HAVE_SYS_UTIME_H)
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#include <sys/utime.h>
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#elif !defined(HPUX10)
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struct utimbuf {
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  time_t actime;
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  time_t modtime;
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};
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#endif
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/*
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  Append a file to another
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  NOTES
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    Don't set MY_FNABP or MY_NABP bits on when calling this function
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*/
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int my_append(const char *from, const char *to, myf MyFlags)
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{
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  uint Count;
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  File from_file,to_file;
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  uchar buff[IO_SIZE];
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  DBUG_ENTER("my_append");
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  DBUG_PRINT("my",("from %s to %s MyFlags %d", from, to, MyFlags));
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  from_file= to_file= -1;
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  if ((from_file=my_open(from,O_RDONLY,MyFlags)) >= 0)
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  {
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    if ((to_file=my_open(to,O_APPEND | O_WRONLY,MyFlags)) >= 0)
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    {
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      while ((Count=my_read(from_file,buff,IO_SIZE,MyFlags)) != 0)
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	if (Count == (uint) -1 ||
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	    my_write(to_file,buff,Count,MYF(MyFlags | MY_NABP)))
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	  goto err;
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      if (my_close(from_file,MyFlags) | my_close(to_file,MyFlags))
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	DBUG_RETURN(-1);				/* Error on close */
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      DBUG_RETURN(0);
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    }
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  }
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err:
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  if (from_file >= 0) VOID(my_close(from_file,MyFlags));
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  if (to_file >= 0)   VOID(my_close(to_file,MyFlags));
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  DBUG_RETURN(-1);
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}