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84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA */
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#define USES_TYPES
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#include "mysys_priv.h"
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#include <my_dir.h>
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#include "mysys_err.h"
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#include <errno.h>
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#if defined(MSDOS) || defined(__WIN__)
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#include <share.h>
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#endif
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/*
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** Create a new file
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** Arguments:
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** Path-name of file
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** Read | write on file (umask value)
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** Read & Write on open file
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** Special flags
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*/
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File my_create(const char *FileName, int CreateFlags, int access_flags,
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myf MyFlags)
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{
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int fd;
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DBUG_ENTER("my_create");
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DBUG_PRINT("my",("Name: '%s' CreateFlags: %d AccessFlags: %d MyFlags: %d",
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FileName, CreateFlags, access_flags, MyFlags));
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#if !defined(NO_OPEN_3)
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fd = open((my_string) FileName, access_flags | O_CREAT,
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CreateFlags ? CreateFlags : my_umask);
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#elif defined(VMS)
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fd = open((my_string) FileName, access_flags | O_CREAT, 0,
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"ctx=stm","ctx=bin");
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#elif defined(MSDOS) || defined(__WIN__)
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if (access_flags & O_SHARE)
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fd = sopen((my_string) FileName, access_flags | O_CREAT | O_BINARY,
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SH_DENYNO, MY_S_IREAD | MY_S_IWRITE);
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else
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fd = open((my_string) FileName, access_flags | O_CREAT | O_BINARY,
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MY_S_IREAD | MY_S_IWRITE);
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#else
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fd = open(FileName, access_flags);
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#endif
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if (fd >= 0)
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{
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if ((int) fd >= MY_NFILE)
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{
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DBUG_PRINT("exit",("fd: %d",fd));
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DBUG_RETURN(fd); /* safeguard */
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}
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if ((my_file_info[fd].name = (char*) my_strdup(FileName,MyFlags)))
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{
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my_file_opened++;
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my_file_info[fd].type = FILE_BY_CREATE;
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DBUG_PRINT("exit",("fd: %d",fd));
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DBUG_RETURN(fd);
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}
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VOID(my_close(fd,MyFlags));
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my_errno=ENOMEM;
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}
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else
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my_errno=errno;
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if (MyFlags & (MY_FFNF | MY_FAE | MY_WME))
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my_error(EE_CANTCREATEFILE, MYF(ME_BELL+ME_WAITTANG), FileName,my_errno);
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DBUG_RETURN(-1);
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} /* my_create */
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