Merge from head

IFC @ r254014

IFC @253398

Merge fresh head.

Avoid signed overflow in error handling code.

Reviewed by: cperciva, bjk

Implement 'split -d' which allows a numeric suffix instead of an
alphabetic one.

PR: bin/116209
Submitted by: Marcin Gryszkalis <mg@fork.pl> (adapted from)
Reviewed by: will
MFC after: 1 week

IFC @ r234692

sys/amd64/include/cpufunc.h
sys/amd64/include/fpu.h
sys/amd64/amd64/fpu.c
sys/amd64/vmm/vmm.c

- Add API to allow vmm FPU state init/save/restore.

FP stuff discussed with: kib

IFC @230489 (pending review).

Fix warning when compiling with gcc46:
error: variable 'defname' set but not use

Approved by: dim
MFC after: 3 day

IFC @ r227804

Pull in the virtio drivers from head.

Add missing static keywords to split(1)

Remove the advertising clause from UCB copyrighted files in usr.bin. This
is in accordance with the information provided at
ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change

Also add $F

Remove the advertising clause from UCB copyrighted files in usr.bin. This
is in accordance with the information provided at
ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change

Also add $FreeBSD$ to a few files to keep svn happy.

Discussed with: imp, rwatson

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Add a -n option to split(1) to split files into N chunks rather than
having to specify the right number of bytes.

Obtained from: NetBSD
Submitted by: Jan Schaumann <jschauma@netmeister.org>
PR: 113

Add a -n option to split(1) to split files into N chunks rather than
having to specify the right number of bytes.

Obtained from: NetBSD
Submitted by: Jan Schaumann <jschauma@netmeister.org>
PR: 113175

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Add support for splitting at gigabyte boundaries. [1]

Also make both lowercase and uppercase suffix letters work
as byte-count suffixes, i.e. the following two commands are
equivalent now:

% sp

Add support for splitting at gigabyte boundaries. [1]

Also make both lowercase and uppercase suffix letters work
as byte-count suffixes, i.e. the following two commands are
equivalent now:

% split -b 4m foo
% split -b 4M foo

Submitted by: Roman Divacky [1]
Lots of help by: cperciva
Reviewed by: cperciva
MFC after: 1 week

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Update usage & SYNOPSIS and clarify that input files are not removed.
Sort getopt option handling of -p too, while here.

The changes are adapted from a patch by Ruslan Ermilov, posted as
followup to

Update usage & SYNOPSIS and clarify that input files are not removed.
Sort getopt option handling of -p too, while here.

The changes are adapted from a patch by Ruslan Ermilov, posted as
followup to docs/33852.

PR: docs/33852
Submitted by: Gary W. Swearingen <swear@blarg.net>
MFC after: 1 week

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Remove undocumented historic support for treating "-" as an option
instead of a file operand; this is not compatible with POSIX.

Remove the hack that varied the first character of the output file name
if none was specified on the command line. This is not permitted by
POSIX, and no longer needed now that we have the -a option.

Remove the hack that varied the first character of the output file name
if none was specified on the command line. This is not permitted by
POSIX, and no longer needed now that we have the -a option.

PR: 85099
Submitted by: Toby Peterson (Apple Computer)

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Respect locale settings from the environment.

Support larger files (at least 64-bit offsets) by using off_t instead of
int to store offsets.

Remove <sys/types> where we use <sys/param> already.

protoize.

Allow "-" to be specified as an operand as well as an option.
SUSV3 requires something like "split -- -" to work. Document the "-" operand.

Avoid overflowing `fname' if the file name prefix given on the command
line is too long.

Obtained from: OpenBSD

remove __P

Add -a option (SUSv3) to split(1).

Submitted by: Tim J. Robbins <tim@robbins.dropbear.id.au>
MFC after: 1 month

WARNS=2 fixes, use __FBSDID, remove GCC-specific flags.