[src/trunk]: src/sbin/newfs_lfs Add -F flag to override newfs_lfs' preference...

[perseant <perseant%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c20ed5ca0dee
branches:  trunk
changeset: 482064:c20ed5ca0dee
user:      perseant <perseant%NetBSD.org@localhost>
date:      Sat Feb 12 23:58:09 2000 +0000

description:
Add -F flag to override newfs_lfs' preference for 4.4LFS-labelled partitions.

diffstat:

 sbin/newfs_lfs/newfs.c     |  22 +++++++++++++++++-----
 sbin/newfs_lfs/newfs_lfs.8 |   7 ++++++-
 2 files changed, 23 insertions(+), 6 deletions(-)

diffs (86 lines):

diff -r a14338fb807d -r c20ed5ca0dee sbin/newfs_lfs/newfs.c
--- a/sbin/newfs_lfs/newfs.c    Sat Feb 12 23:44:16 2000 +0000
+++ b/sbin/newfs_lfs/newfs.c    Sat Feb 12 23:58:09 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: newfs.c,v 1.2 1999/07/15 19:09:40 perseant Exp $       */
+/*     $NetBSD: newfs.c,v 1.3 2000/02/12 23:58:09 perseant Exp $       */
 
 /*-
  * Copyright (c) 1989, 1992, 1993
@@ -43,7 +43,7 @@
 #if 0
 static char sccsid[] = "@(#)newfs.c    8.5 (Berkeley) 5/24/95";
 #else
-__RCSID("$NetBSD: newfs.c,v 1.2 1999/07/15 19:09:40 perseant Exp $");
+__RCSID("$NetBSD: newfs.c,v 1.3 2000/02/12 23:58:09 perseant Exp $");
 #endif
 #endif /* not lint */
 
@@ -111,7 +111,7 @@
        struct partition *pp;
        struct disklabel *lp;
        struct stat st;
-       int debug, lfs, fsi, fso, segsize, maxpartitions;
+       int debug, force, lfs, fsi, fso, segsize, maxpartitions;
        char *cp, *opstring;
 
        if ((progname = strrchr(*argv, '/')) != NULL)
@@ -123,9 +123,9 @@
        if (maxpartitions > 26)
                fatal("insane maxpartitions value %d", maxpartitions);
 
-       opstring = "B:DLNb:f:m:s:";
+       opstring = "B:DFLNb:f:m:s:";
 
-       debug = lfs = segsize = 0;
+       debug = force = lfs = segsize = 0;
        while ((ch = getopt(argc, argv, opstring)) != -1)
                switch(ch) {
                case 'B':       /* LFS segment size */
@@ -135,6 +135,9 @@
                case 'D':
                        debug = 1;
                        break;
+               case 'F':
+                       force = 1;
+                       break;
                case 'L':       /* Create lfs */
                        lfs = 1;
                        break;
@@ -225,6 +228,15 @@
        if (pp->p_size == 0)
                fatal("%s: `%c' partition is unavailable", argv[0], *cp);
 
+       /* If force, make the partition look like an LFS */
+       if(force) {
+               pp->p_fstype = FS_BSDLFS;
+               /* 0 means to use defaults */
+               pp->p_fsize  = 0;
+               pp->p_frag   = 0;
+               pp->p_sgs    = 0;
+       }
+
        /* If we're making a LFS, we break out here */
        exit(make_lfs(fso, lp, pp, minfree, bsize, fsize, segsize));
 }
diff -r a14338fb807d -r c20ed5ca0dee sbin/newfs_lfs/newfs_lfs.8
--- a/sbin/newfs_lfs/newfs_lfs.8        Sat Feb 12 23:44:16 2000 +0000
+++ b/sbin/newfs_lfs/newfs_lfs.8        Sat Feb 12 23:58:09 2000 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: newfs_lfs.8,v 1.6 2000/02/05 11:57:30 enami Exp $
+.\"    $NetBSD: newfs_lfs.8,v 1.7 2000/02/12 23:58:09 perseant Exp $
 .\"
 .\" Copyright (c) 1993
 .\"    The Regents of the University of California.  All rights reserved.
@@ -72,6 +72,11 @@
 The block size of the file system in bytes.  If not specified, the block
 size is taken from the partition label, or if the partition label
 indicates 0, a compile-time default of 8K is used.
+.It Fl F
+Force creation of an LFS even on a partition labeled as another type.
+.Nm
+will use compile-time default values for block and fragment size, and segment
+shift, unless these are overridden by command-line flags.
 .It Fl f Ar fragment-size
 The fragment size of the file system in bytes.  If not specified,
 the fragment size is taken from the partition label, or if the partition