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/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 1997, 2015 Oracle and/or its affiliates. All rights reserved.
*
* $Id$
*/
#include "db_config.h"
#include "db_int.h"
/*
* __os_rename --
* Rename a file.
*/
int
__os_rename(env, oldname, newname, silent)
ENV *env;
const char *oldname, *newname;
u_int32_t silent;
{
DB_ENV *dbenv;
_TCHAR *toldname, *tnewname;
int ret;
dbenv = env == NULL ? NULL : env->dbenv;
if (dbenv != NULL &&
FLD_ISSET(dbenv->verbose, DB_VERB_FILEOPS | DB_VERB_FILEOPS_ALL))
__db_msg(env, DB_STR_A("0036", "fileops: rename %s to %s",
"%s %s"), oldname, newname);
TO_TSTRING(env, oldname, toldname, ret);
if (ret != 0)
return (ret);
TO_TSTRING(env, newname, tnewname, ret);
if (ret != 0) {
FREE_STRING(env, toldname);
return (ret);
}
LAST_PANIC_CHECK_BEFORE_IO(env);
if (!MoveFile(toldname, tnewname))
ret = __os_get_syserr();
if (__os_posix_err(ret) == EEXIST) {
ret = 0;
#ifndef DB_WINCE
if (__os_is_winnt()) {
if (!MoveFileEx(
toldname, tnewname, MOVEFILE_REPLACE_EXISTING))
ret = __os_get_syserr();
} else
#endif
{
/*
* There is no MoveFileEx for Win9x/Me/CE, so we have to
* do the best we can. Note that the MoveFile call
* above would have succeeded if oldname and newname
* refer to the same file, so we don't need to check
* that here.
*/
(void)DeleteFile(tnewname);
if (!MoveFile(toldname, tnewname))
ret = __os_get_syserr();
}
}
FREE_STRING(env, tnewname);
FREE_STRING(env, toldname);
if (ret != 0) {
if (silent == 0)
__db_syserr(env, ret, DB_STR_A("0037",
"MoveFileEx %s %s", "%s %s"), oldname, newname);
ret = __os_posix_err(ret);
}
return (ret);
}
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