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-rw-r--r--mysql/mysys/my_create.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/mysql/mysys/my_create.c b/mysql/mysys/my_create.c
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+/* Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
+
+ 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
+
+#include "mysys_priv.h"
+#include <my_dir.h>
+#include "mysys_err.h"
+#include <errno.h>
+#include <my_sys.h>
+#include "my_thread_local.h"
+#if defined(_WIN32)
+#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(_WIN32)
+ fd= my_win_open(FileName, access_flags | O_CREAT);
+#else
+ fd= open((char *) FileName, access_flags | O_CREAT,
+ CreateFlags ? CreateFlags : my_umask);
+#endif
+
+ if ((MyFlags & MY_SYNC_DIR) && (fd >=0) &&
+ my_sync_dir_by_file(FileName, MyFlags))
+ {
+ my_close(fd, MyFlags);
+ fd= -1;
+ }
+
+ 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_close(fd, MyFlags);
+ my_delete(FileName, MyFlags);
+ set_my_errno(tmp);
+ }
+
+ DBUG_RETURN(rc);
+} /* my_create */