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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; version 2 of the License.
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 */
#include "config.h"
#include "drizzled/internal/my_sys.h"
#include "drizzled/error.h"
#include <fcntl.h>
#include <cerrno>
#include <cstdlib>
#include <cstring>
namespace drizzled
{
namespace internal
{
/*
Open a file
SYNOPSIS
my_open()
FileName Fully qualified file name
Flags Read | write
MyFlags Special flags
RETURN VALUE
int descriptor
*/
int my_open(const char *FileName, int Flags, myf MyFlags)
/* Path-name of file */
/* Read | write .. */
/* Special flags */
{
int fd;
#if !defined(NO_OPEN_3)
fd = open(FileName, Flags, my_umask); /* Normal unix */
#else
fd = open((char *) FileName, Flags);
#endif
return(my_register_filename(fd, FileName, EE_FILENOTFOUND, MyFlags));
} /* my_open */
/*
Close a file
SYNOPSIS
my_close()
fd File sescriptor
myf Special Flags
*/
int my_close(int fd, myf MyFlags)
{
int err;
do
{
err= close(fd);
} while (err == -1 && errno == EINTR);
if (err)
{
errno=errno;
if (MyFlags & (MY_FAE | MY_WME))
my_error(EE_BADCLOSE, MYF(ME_BELL+ME_WAITTANG), "unknown", errno);
}
return(err);
} /* my_close */
/*
TODO: Get rid of
SYNOPSIS
my_register_filename()
fd File number opened, -1 if error on open
FileName File name
type_file_type How file was created
error_message_number Error message number if caller got error (fd == -1)
MyFlags Flags for my_close()
RETURN
-1 error
# Filenumber
*/
int my_register_filename(int fd, const char *FileName, uint32_t error_message_number, myf MyFlags)
{
if ((int) fd >= 0)
{
return fd;
}
else
errno= errno;
if (MyFlags & (MY_FFNF | MY_FAE | MY_WME))
{
if (errno == EMFILE)
error_message_number= EE_OUT_OF_FILERESOURCES;
my_error(error_message_number, MYF(ME_BELL+ME_WAITTANG),
FileName, errno);
}
return -1;
}
} /* namespace internal */
} /* namespace drizzled */
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