91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
/* Copyright (c) 2000, 2024, Oracle and/or its affiliates.
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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, version 2.0,
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as published by the Free Software Foundation.
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This program is designed to work with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have either included with
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the program or referenced in the documentation.
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Without limiting anything contained in the foregoing, this file,
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which is part of C Driver for MySQL (Connector/C), is also subject to the
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Universal FOSS Exception, version 1.0, a copy of which can be found at
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http://oss.oracle.com/licenses/universal-foss-exception.
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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, version 2.0, 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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/**
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@file mysys/my_create.cc
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*/
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#include <fcntl.h>
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#include "my_sys.h"
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#if defined(_WIN32)
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#include <share.h>
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#endif
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#include "my_compiler.h"
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#include "my_dbug.h"
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#include "my_inttypes.h"
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#include "my_io.h"
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#include "my_thread_local.h"
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#include "mysys_err.h"
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#include "mysys_priv.h" // FILE_BY_CREATE
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#if defined(_WIN32)
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#include "mysys/mysys_priv.h"
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#endif
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/**
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Create a new file.
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@param FileName Path-name of file
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@param CreateFlags Read | write on file (umask value)
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@param AccessFlags Read & Write on open file
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@param MyFlags Special flags
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@retval File descriptor on Posix
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@retval FileInfo index on Windows.
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@retval -1 in case of errors.
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*/
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File my_create(const char *FileName, int CreateFlags, int AccessFlags,
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myf MyFlags) {
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DBUG_TRACE;
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File fd = -1;
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#if defined(_WIN32)
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(void)CreateFlags; // [[maybe_unused]]
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fd = my_win_open(FileName, AccessFlags | O_CREAT);
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#else
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fd = mysys_priv::RetryOnEintr(
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[&]() {
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return open(FileName, AccessFlags | O_CREAT,
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CreateFlags ? CreateFlags : my_umask);
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},
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-1);
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#endif
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if (fd < 0) {
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set_my_errno(errno);
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if (MyFlags & (MY_FAE | MY_WME)) {
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MyOsError(my_errno(), EE_CANTCREATEFILE, MYF(0), FileName);
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}
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return -1;
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}
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file_info::RegisterFilename(fd, FileName,
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file_info::OpenType::FILE_BY_CREATE);
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return fd;
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}
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