Add mount_ext2fs; stripped down mount_ffs and the man page from FreeBSD.

3 files changed, 222 insertions, 0 deletions

diff --git a/sbin/mount_ext2fs/Makefile b/sbin/mount_ext2fs/Makefile
new file mode 100644
index 00000000000..e9e84d742df
--- /dev/null
+++ b/sbin/mount_ext2fs/Makefile
@@ -0,0 +1,11 @@
+#	$OpenBSD: Makefile,v 1.1 1996/06/27 07:20:28 downsj Exp $
+
+PROG=	mount_ext2fs
+SRCS=	mount_ext2fs.c getmntopts.c
+MAN=	mount_ext2fs.8
+
+MOUNT=	${.CURDIR}/../mount
+CFLAGS+= -I${MOUNT}
+.PATH:	${MOUNT}
+
+.include <bsd.prog.mk>
diff --git a/sbin/mount_ext2fs/mount_ext2fs.8 b/sbin/mount_ext2fs/mount_ext2fs.8
new file mode 100644
index 00000000000..1507051b6e5
--- /dev/null
+++ b/sbin/mount_ext2fs/mount_ext2fs.8
@@ -0,0 +1,76 @@
+.\"	$OpenBSD: mount_ext2fs.8,v 1.1 1996/06/27 07:20:28 downsj Exp $
+.\"
+.\" Copyright (c) 1993, 1994
+.\"	The Regents of the University of California.  All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\" 3. All advertising materials mentioning features or use of this software
+.\"    must display the following acknowledgement:
+.\"	This product includes software developed by the University of
+.\"	California, Berkeley and its contributors.
+.\" 4. Neither the name of the University nor the names of its contributors
+.\"    may be used to endorse or promote products derived from this software
+.\"    without specific prior written permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\"
+.Dd June 27, 1996
+.Dt MOUNT_EXT2FS 8
+.Os OpenBSD
+.Sh NAME
+.Nm mount_ext2fs
+.Nd mount a ext2fs file system
+.Sh SYNOPSIS
+.Nm mount_ext2fs
+.Op Fl o Ar options
+.Ar special
+.Ar node
+.Sh DESCRIPTION
+The
+.Nm mount_ext2fs
+command attaches a ext2fs file system
+.Ar special
+device on to the file system tree at the point
+.Ar node .
+.Pp
+This command is normally executed by
+.Xr mount 8
+at boot time.
+.Pp
+The options are as follows:
+.Bl -tag -width Ds
+.It Fl o
+Options are specified with a
+.Fl o
+flag followed by a comma separated string of options.
+See the
+.Xr mount 8
+man page for possible options and their meanings.
+.El
+.Sh SEE ALSO
+.Xr mount 2 ,
+.Xr unmount 2 ,
+.Xr fstab 5 ,
+.Xr mount 8
+.Sh HISTORY
+The
+.Nm mount_ext2fs
+function first appeared in FreeBSD 2.2.
diff --git a/sbin/mount_ext2fs/mount_ext2fs.c b/sbin/mount_ext2fs/mount_ext2fs.c
new file mode 100644
index 00000000000..7f6eee62847
--- /dev/null
+++ b/sbin/mount_ext2fs/mount_ext2fs.c
@@ -0,0 +1,135 @@
+/*	$OpenBSD: mount_ext2fs.c,v 1.1 1996/06/27 07:20:28 downsj Exp $	*/
+/*	$NetBSD: mount_ffs.c,v 1.3 1996/04/13 01:31:19 jtc Exp $	*/
+
+/*-
+ * Copyright (c) 1993, 1994
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char copyright[] =
+"@(#) Copyright (c) 1993, 1994\n\
+	The Regents of the University of California.  All rights reserved.\n";
+#endif /* not lint */
+
+#ifndef lint
+#if 0
+static char sccsid[] = "@(#)mount_ufs.c	8.2 (Berkeley) 3/27/94";
+#else
+static char rcsid[] = "$OpenBSD: mount_ext2fs.c,v 1.1 1996/06/27 07:20:28 downsj Exp $";
+#endif
+#endif /* not lint */
+
+#include <sys/param.h>
+#include <sys/mount.h>
+
+#include <err.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "mntopts.h"
+
+void	ext2fs_usage __P((void));
+
+static const struct mntopt mopts[] = {
+	MOPT_STDOPTS,
+	MOPT_UPDATE,
+	{ NULL }
+};
+
+int
+main(argc, argv)
+	int argc;
+	char * const argv[];
+{
+	extern int optreset;
+	struct ufs_args args;		/* XXX ffs_args */
+	int ch, mntflags;
+	char *fs_name, *errcause;
+
+	mntflags = 0;
+	optind = optreset = 1;		/* Reset for parse of new argv. */
+	while ((ch = getopt(argc, argv, "o:")) != EOF)
+		switch (ch) {
+		case 'o':
+			getmntopts(optarg, mopts, &mntflags);
+			break;
+		case '?':
+		default:
+			ext2fs_usage();
+		}
+	argc -= optind;
+	argv += optind;
+
+	if (argc != 2)
+		ext2fs_usage();
+
+        args.fspec = argv[0];		/* The name of the device file. */
+	fs_name = argv[1];		/* The mount point. */
+
+#define DEFAULT_ROOTUID	-2
+	args.export.ex_root = DEFAULT_ROOTUID;
+	if (mntflags & MNT_RDONLY)
+		args.export.ex_flags = MNT_EXRDONLY;
+	else
+		args.export.ex_flags = 0;
+
+	if (mount(MOUNT_EXT2FS, fs_name, mntflags, &args) < 0) {
+		switch (errno) {
+		case EMFILE:
+			errcause = "mount table full";
+			break;
+		case EINVAL:
+			if (mntflags & MNT_UPDATE)
+				errcause =
+			    "specified device does not match mounted device";
+			else 
+				errcause = "incorrect super block";
+			break;
+		default:
+			errcause = strerror(errno);
+			break;
+		}
+		errx(1, "%s on %s: %s", args.fspec, fs_name, errcause);
+	}
+	exit(0);
+}
+
+void
+ext2fs_usage()
+{
+	(void)fprintf(stderr,
+		"usage: mount_ext2fs [-o options] special node\n");
+	exit(1);
+}