OpenSolaris Launch

1 files changed, 74 insertions, 0 deletions

diff --git a/usr/src/uts/common/syscall/fdsync.c b/usr/src/uts/common/syscall/fdsync.c
new file mode 100644
index 0000000000..9951eb8727
--- /dev/null
+++ b/usr/src/uts/common/syscall/fdsync.c
@@ -0,0 +1,74 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 1998 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+/*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
+/*	  All Rights Reserved  	*/
+
+/*
+ * Portions of this source code were derived from Berkeley 4.3 BSD
+ * under license from the Regents of the University of California.
+ */
+
+#ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <sys/param.h>
+#include <sys/isa_defs.h>
+#include <sys/types.h>
+#include <sys/sysmacros.h>
+#include <sys/cred.h>
+#include <sys/systm.h>
+#include <sys/errno.h>
+#include <sys/vnode.h>
+#include <sys/file.h>
+#include <sys/mode.h>
+#include <sys/debug.h>
+
+/*
+ * Flush output pending for file.
+ */
+int
+fdsync(int fd, int flag)
+{
+	file_t *fp;
+	register int error;
+	int syncflag;
+
+	if ((fp = getf(fd)) != NULL) {
+		/*
+		 * This flag will determine the file sync
+		 * or data sync.
+		 * FSYNC : file sync
+		 * FDSYNC : data sync
+		 */
+		syncflag = flag & (FSYNC|FDSYNC);
+
+		if (error = VOP_FSYNC(fp->f_vnode, syncflag, fp->f_cred))
+			(void) set_errno(error);
+		releasef(fd);
+	} else
+		error = set_errno(EBADF);
+	return (error);
+}