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Date: Tue, 05 Jun 2007 16:14:42 -0600 (MDT)
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To: ceri@submonkey.net
From: "M. Warner Losh" <imp@bsdimp.com>
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Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, delphij@FreeBSD.org,
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Subject: Re: cvs commit: src/usr.sbin/sysinstall installUpgrade.c
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In message: <20070605190601.GC1834@submonkey.net>
            Ceri Davies <ceri@submonkey.net> writes:
: On Tue, Jun 05, 2007 at 05:44:41AM +0000, Xin LI wrote:
: > delphij     2007-06-05 05:44:41 UTC
: > 
: >   FreeBSD src repository
: > 
: >   Modified files:
: >     usr.sbin/sysinstall  installUpgrade.c 
: >   Log:
: >   Write to slice name instead of directly to the disk device.
: >   This fixes writing boot code upon upgrade.
: 
: > | @@ -363,7 +363,7 @@ media:
: > |      }
: > |  
: > |      if (extractingBin)
: > | -	vsystem("disklabel -B `awk '$2~/\\/$/ {print substr($1, 6, 3)}' /etc/fstab`");
: > | +	vsystem("disklabel -B `awk '$2~/\\/$/ {print substr($1, 6, 5)}' /etc/fstab`");
: > |      msgNotify("First stage of upgrade completed successfully!\n\n"
: > |  	       "Next comes stage 2, where we attempt to resurrect your /etc\n"
: > |  	       "directory!");
: 
: Well it doesn't fix anything actually; what if my root partition is ad12s2a ?
: (which is not contrived; it is).
: 
: We actually need something more like:
: 
:        vsystem("disklabel -B `awk \
:           '$1~/\\dev\\/(aacd|ad|afd|amrd|ar|da|idad|ipsd|mfid|mlxd|twed)/ && \
:            $2~/\\/$/ {print substr($1, 1, index($1, \"s\") - 1)}' /etc/fstab`");
: 
: where the regex is built from every device name in device_names (which
: even then doesn't cater for GEOM where devices might be called
: anything).  This is something that would require a build tool, which is
: why I haven't done it yet.

"mmcsd" is also a disk.

Warner