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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 */
#define USES_TYPES
#include "mysys_priv.h"
#include <my_dir.h>
#include "mysys_err.h"
#include <errno.h>
#if defined(MSDOS) || defined(__WIN__) || defined(__EMX__) || defined(OS2)
#include <share.h>
#endif
/*
** Create a new file
** Arguments:
** Path-name of file
** Read | write on file (umask value)
** Read & Write on open file
** Special flags
*/
File my_create(const char *FileName, int CreateFlags, int access_flags,
myf MyFlags)
{
int fd, rc;
DBUG_ENTER("my_create");
DBUG_PRINT("my",("Name: '%s' CreateFlags: %d AccessFlags: %d MyFlags: %d",
FileName, CreateFlags, access_flags, MyFlags));
#if !defined(NO_OPEN_3) && !defined(__EMX__)
fd = open((my_string) FileName, access_flags | O_CREAT,
CreateFlags ? CreateFlags : my_umask);
#elif defined(VMS)
fd = open((my_string) FileName, access_flags | O_CREAT, 0,
"ctx=stm","ctx=bin");
#elif defined(MSDOS) || defined(__EMX__) || defined(OS2)
if (access_flags & O_SHARE)
fd = sopen((my_string) FileName, access_flags | O_CREAT | O_BINARY,
SH_DENYNO, MY_S_IREAD | MY_S_IWRITE);
else
fd = open((my_string) FileName, access_flags | O_CREAT | O_BINARY,
MY_S_IREAD | MY_S_IWRITE);
#elif defined(__WIN__)
fd= my_sopen((my_string) FileName, access_flags | O_CREAT | O_BINARY,
SH_DENYNO, MY_S_IREAD | MY_S_IWRITE);
#else
fd = open(FileName, access_flags);
#endif
rc= my_register_filename(fd, FileName, FILE_BY_CREATE,
EE_CANTCREATEFILE, MyFlags);
/*
my_register_filename() may fail on some platforms even if the call to
*open() above succeeds. In this case, don't leave the stale file because
callers assume the file to not exist if my_create() fails, so they don't
do any cleanups.
*/
if (unlikely(fd >= 0 && rc < 0))
{
int tmp= my_errno;
my_delete(FileName, MyFlags);
my_errno= tmp;
}
DBUG_RETURN(rc);
} /* my_create */
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