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Diffstat (limited to 'storage/bdb/os_win32/os_fsync.c')
-rw-r--r--storage/bdb/os_win32/os_fsync.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/storage/bdb/os_win32/os_fsync.c b/storage/bdb/os_win32/os_fsync.c
new file mode 100644
index 00000000000..6fd3e1dcdf4
--- /dev/null
+++ b/storage/bdb/os_win32/os_fsync.c
@@ -0,0 +1,59 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1997-2002
+ * Sleepycat Software. All rights reserved.
+ */
+
+#include "db_config.h"
+
+#ifndef lint
+static const char revid[] = "$Id: os_fsync.c,v 11.15 2002/07/12 18:56:54 bostic Exp $";
+#endif /* not lint */
+
+#ifndef NO_SYSTEM_INCLUDES
+#include <sys/types.h>
+
+#include <fcntl.h> /* XXX: Required by __hp3000s900 */
+#include <unistd.h>
+#include <string.h>
+#endif
+
+#include "db_int.h"
+
+/*
+ * __os_fsync --
+ * Flush a file descriptor.
+ *
+ * PUBLIC: int __os_fsync __P((DB_ENV *, DB_FH *));
+ */
+int
+__os_fsync(dbenv, fhp)
+ DB_ENV *dbenv;
+ DB_FH *fhp;
+{
+ BOOL success;
+ int ret;
+
+ /*
+ * Do nothing if the file descriptor has been marked as not requiring
+ * any sync to disk.
+ */
+ if (F_ISSET(fhp, DB_FH_NOSYNC))
+ return (0);
+
+ ret = 0;
+ do {
+ if (DB_GLOBAL(j_fsync) != NULL)
+ success = (DB_GLOBAL(j_fsync)(fhp->fd) == 0);
+ else {
+ success = FlushFileBuffers(fhp->handle);
+ if (!success)
+ __os_set_errno(__os_win32_errno());
+ }
+ } while (!success && (ret = __os_get_errno()) == EINTR);
+
+ if (ret != 0)
+ __db_err(dbenv, "fsync %s", strerror(ret));
+ return (ret);
+}