Import BSDDB 4.7.25 (as of svn r89086)

2017-09-04 13:40:25 -05:00
parent 4b29e0458f
commit 8f590873d0
4781 changed files with 2241032 additions and 6 deletions
--- a/os_windows/os_rename.c
+++ b/os_windows/os_rename.c
@@ -0,0 +1,81 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1997,2008 Oracle.  All rights reserved.
+ *
+ * $Id: os_rename.c 63573 2008-05-23 21:43:21Z trent.nelson $
+ */
+
+#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, "fileops: rename %s to %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, "MoveFileEx %s %s", oldname, newname);
+		ret = __os_posix_err(ret);
+	}
+
+	return (ret);
+}