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94 lines
3.0 KiB
94 lines
3.0 KiB
5 months ago
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/* Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
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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 also distributed 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 included with MySQL.
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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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#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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** 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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int fd, rc;
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DBUG_TRACE;
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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(_WIN32)
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fd = my_win_open(FileName, access_flags | O_CREAT);
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#else
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fd = open(FileName, access_flags | O_CREAT,
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CreateFlags ? CreateFlags : my_umask);
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#endif
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if ((MyFlags & MY_SYNC_DIR) && (fd >= 0) &&
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my_sync_dir_by_file(FileName, MyFlags)) {
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my_close(fd, MyFlags);
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fd = -1;
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}
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rc = my_register_filename(fd, FileName, FILE_BY_CREATE, EE_CANTCREATEFILE,
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MyFlags);
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/*
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my_register_filename() may fail on some platforms even if the call to
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*open() above succeeds. In this case, don't leave the stale file because
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callers assume the file to not exist if my_create() fails, so they don't
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do any cleanups.
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*/
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if (unlikely(fd >= 0 && rc < 0)) {
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int tmp = my_errno();
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my_close(fd, MyFlags);
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my_delete(FileName, MyFlags);
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set_my_errno(tmp);
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}
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return rc;
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} /* my_create */
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