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History log of /src/sbin/newfs/Makefile
RevisionDateAuthorComments
 1.42  03-Jun-2023  lukem bsd.own.mk: rename to CC_WNO_ADDRESS_OF_PACKED_MEMBER

Provide a single variable
CC_WNO_ADDRESS_OF_PACKED_MEMBER
with options for both clang and gcc, to replace
CLANG_NO_ADDR_OF_PACKED_MEMBER
CC_NO_ADDR_OF_PACKED_MEMBER
GCC_NO_ADDR_OF_PACKED_MEMBER

Using the convention CC_compilerflag, where compilerflag
is based on the full compiler flag name.
 1.41  06-Sep-2020  mrg add support for new GCC 9 warnings that may be too much to fix
right now. new address-of-packed-member and format-overflow
warnings have new GCC_NO_ADDR_OF_PACKED_MEMBER amd
GCC_NO_FORMAT_OVERFLOW variables to remove these warnings.

apply to a bunch of the tree. mostly, these are real bugs that
should be fixed, but in many cases, only by removing the 'packed'
attribute from some structure that doesn't really need it. (i
looked at many different ones, and while perhaps 60-80% were
already properly aligned, it wasn't clear to me that the uses
were always coming from sane data vs network alignment, so it
doesn't seem safe to remove packed without careful research for
each affect struct.) clang already warned (and was not erroring)
for many of these cases, but gcc picked up dozens more.
 1.40  08-Feb-2017  rin Add smaller versions of fsck_ffs(8) and newfs(8) for install media, where
support for Endian-Independent FFS and Apple UFS is disabled unless FFS_EI=1
and APPLE_UFS=1 are added to CRUNCHENV, respectively.

This reduces the size of ramdisk image for atari by over 15KB.

Thanks tsutsui and christos for their useful comments.
 1.39  10-Aug-2012  joerg branches: 1.39.14; 1.39.18;
Don't depend on HAVE_GCC being always defined.
 1.38  20-Jun-2011  mrg branches: 1.38.2;
remove most of the remaining HAVE_GCC tests that are always true in
the modern world.
 1.37  06-Mar-2011  bouyer branches: 1.37.2;
merge the bouyer-quota2 branch. This adds a new on-disk format
to store disk quota usage and limits, integrated with ffs
metadata. Usage is checked by fsck_ffs (no more quotacheck)
and is covered by the WAPBL journal. Enabled with kernel
option QUOTA2 (added where QUOTA was enabled in kernel config files),
turned on with tunefs(8) on a per-filesystem
basis. mount_mfs(8) can also turn quotas on.

See http://mail-index.netbsd.org/tech-kern/2011/02/19/msg010025.html
for details.
 1.36  09-Aug-2010  pooka branches: 1.36.2;
Add -G, which turns consistency check errors in warnings. The
current testing purpose is to create a file system with
block size > MAXPHYS.

(the check doesn't make that much sense anyway in these days of
mobile file systems, since we're interested in MAXPHYS where we
attempt to mount the file system, not where we happen to create it)
 1.35  20-Dec-2009  dsl Push the mount path for mount_mfs through realpath().
This matches what other fs do.
Fixes PR/20362
 1.34  06-Jun-2009  haad Remove debuging CFLAGS.
 1.33  05-Jun-2009  haad Add support for DIOCGDISKINFO to disk like device drivers. Change
partutil.c::getdiskinfo to use it to get disk geometry info.
Use DIOCGWEDGEINFO ioctl to get information about partition size, if disk
driver doesn't support it use old DIOCGDINFO. This patch adds support for
wedge like devices(lvm logical volumes, ZFS zvol partitions) to newfs and
other tools.

No objections on tech-userlevel@.
 1.32  29-Aug-2008  gmcgarry Wrap compiler-specific flags with HAVE_GCC and HAVE_PCC as necessary. Add a few flags for PCC.
 1.31  26-Aug-2006  christos branches: 1.31.18; 1.31.22;
- Deal with wedges and the new disk geometry structures, instead of using
struct disklabel.

Functionality lost:
1. struct disklabel used to be updated to contain bsize, fsize, cpg.
This information was used to locate the alternative superblock in
the filesystem if the primary superblock was corrupted. We need
to find a new place to store this information if we need this
functionality.
2. On vax SMD drives that contained bad sector lists, the newfs program
knew how to get the offset and skip to the correct location in order
to place the label.
 1.30  11-May-2006  mrg sprinkle some -fno-strict-aliasing and -Wno-pointer-sign with GCC4.
 1.29  27-Jun-2005  christos Move WARNS=3 to the Makefile.inc, and add a little const to the remaining
programs that did not compile before.
 1.28  01-Nov-2003  dsl Use fstat(2) to get the partition size (falling back to the label on old
kernels) so that newfs works on vinum (and similar).
Kill the -V hack for vinum.
Don't bother faking up a label for -F and mfs, nothing is needed from it.
Ignore label if special doesn't match DISKPART(sb.st_rdev);
Simplifly logic for default block/frag sizes.
Update man page to match.
WARNS=3.
 1.27  26-Oct-2003  mycroft Remove alpha optimization hack.
 1.26  22-Mar-2003  jdolecek no need for -I${MOUNT} & .PATH: ${MOUNT} now neither
 1.25  22-Mar-2003  tron Remove "getmntopts.c" from list of source files. getmntopts(3) is in
"libutil" now.
 1.24  28-Sep-2002  dbj Add support for the Apple UFS variation on ffs
This is the bulk of PR #17345

The general approach is to use a run time deteriminable value
for DIRBLKSIZ. Additional allowances are included for using
MAXSYMLINKLEN with FS_42INODEFMT and a shift in the cylinder group
cluster summary count array. Support is added for managing
the Apple UFS volume label.
 1.23  19-Aug-2002  lukem Use ${NETBSDSRCDIR}/some/path instead of ${.CURDIR}/../../some/path
 1.22  08-Jan-2002  thorpej Use MACHINE_ARCH, not MACHINE.
 1.21  06-Jan-2002  lukem add ugly hack for alpha to crank the optimisation level down to -O1,
because the default -O2 with gcc 2.95.3 builds a non functional newfs
 1.20  04-Jan-2002  lukem remove duplicate MAN= entry
 1.19  04-Jan-2002  lukem move mount_mfs(8) into separate man page
 1.18  29-Jul-2001  lukem enable WARNS=2
 1.17  15-Jan-1999  bouyer #include machine/bswap.h and remove -lutil.
 1.16  18-Mar-1998  bouyer Allow creation of non-native byteorder FFS (via the '-B' option).
 1.15  10-Oct-1997  christos CFLAGS->CPPFLAGS
 1.14  15-Sep-1997  lukem define WARNS?=1 for all of sbin/*
 1.13  30-Jun-1997  christos Fix compiler warnings.
 1.12  08-May-1997  gwr Back out the .PATH.c changes. The .depend problem (and others)
will be fixed using the new .NOPATH make feature instead.
 1.11  06-May-1997  gwr Use .PATH.c: ...
 1.10  16-May-1996  thorpej Use getmaxpartitions() from libutil, not a homegrown version.
 1.9  18-Mar-1995  cgd convert to new RCS Id conventions; reduce my headache
 1.8  22-Dec-1994  cgd specify man pages the new way.
 1.7  08-Jun-1994  mycroft Update from 4.4-Lite, with local changes.
 1.6  12-Feb-1994  chopps added -D${MACHINE} for amiga's becuase of differing sizeof (struct disklabel)
 1.5  01-Aug-1993  mycroft Add RCS identifiers.
 1.4  28-Jul-1993  cgd incorporate changes from 0-9-base to 0-9-ALPHA
 1.3  23-Mar-1993  cgd branches: 1.3.2;
changed "Id" to "Header" for rcsids
 1.2  22-Mar-1993  cgd added rcs ids to all files
 1.1  21-Mar-1993  cgd branches: 1.1.1;
Initial revision
 1.1.1.2  13-Jun-1994  mycroft Import 4.4-Lite version.
 1.1.1.1  21-Mar-1993  cgd initial import of 386bsd-0.1 sources
 1.3.2.1  20-Jul-1993  cgd change all refs to "mfs" to be to "mount_mfs" as is appropriate
 1.31.22.1  18-Sep-2008  wrstuden Sync with wrstuden-revivesa-base-2.
 1.31.18.1  28-Sep-2008  mjf Sync with HEAD.
 1.36.2.1  20-Jan-2011  bouyer Snapshot of work in progress on a modernised disk quota system:
- new quotactl syscall (versionned for backward compat), which takes
as parameter a path to a mount point, and a prop_dictionary
(in plistref format) describing commands and arguments.
For each command, status and data are returned as a prop_dictionary.
quota commands features will be added to take advantage of this,
exporting quota data or getting quota commands as plists.

- new on disk-format storage (all 64bit wide), integrated to metadata for
ffs (and playing nicely with wapbl).
Quotas are enabled on a ffs filesystem via superblock flags.
tunefs(8) can enable or disable quotas.
On a quota-enabled filesystem, fsck_ffs(8) will track per-uid/gid
block and inode usages, and will check and update quotas in Pass 6.
quota usage and limits are stored in unliked files (one for users,
one for groups)l fsck_ffs(8) will create the files if needed, or
free them if needed. This means that after enabling or disabling
quotas on a filesystem; a fsck_ffs(8) run is required.
quotacheck(8) is not needed any more, on a unclean shutdown
fsck or journal replay will take care of fixing quotas.
newfs(8) can create a ready-to-mount quota-enabled filesystem
(superblock flags are set and quota inodes are created).
Other new features or semantic changes:
- default quota datas, applied to users or groups which don't already
have a quota entry
- per-user/group grace time (instead of a filesystem global one)
- 0 really means "nothing allowed at all", not "no limit".
If you want "no limit", set the limit to UQUAD_MAX (tools will
understand "unlimited" and "-")

A quota file is structured as follow:
it starts with a header, containing a few per-filesystem values,
and the default quota limits.
Quota entries are linked together as a simple list, each entry has a
pointer (as an offset withing the file) to the next.
The header has a pointer to a list of free quota entries, and
a hash table of in-use entries. The size of the hash table depends
on the filesystem block size (header+hash table should fit in the
first block). The file is not sparse and is a multiple of
filesystem block size (when the free quota entry list is empty a new
filesystem block is allocated). quota entries to not cross
filesystem block boundaries.

In memory, the kernel keeps a cache of recently used quota entries
as a reference to the block number, and offset withing the block.
The quota entry itself is keept in the buf cache.

fsck_ffs(8), tunefs(8) and newfs(8) supports are completed (with
related atf tests :)
The kernel can update disk usage and report it via quotactl(2).

Todo: enforce quotas limits (limits are not checked by kernel yet)
update repquota, edquota and rpc.rquotad to the new world
implement compat_50_quotactl ioctl.
update quotactl(2) man page

fsck_ffs required fixes so that allocating new blocks or inodes will
properly update the superblock and cg sumaries. This was not an issue up
to now because superblock and cg sumaries check happened last, but now
allocations or frees can happen in pass 6.
 1.37.2.1  23-Jun-2011  cherry Catchup with rmind-uvmplock merge.
 1.38.2.1  30-Oct-2012  yamt sync with head
 1.39.18.1  21-Apr-2017  bouyer Sync with HEAD
 1.39.14.1  20-Mar-2017  pgoyette Sync with HEAD

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