lib: Fix several typos and minor errors

- duplicate words
- typos
- references to old versions of FreeBSD

Reviewed by: imp, benno

Revert r296175
Undo update of libedit 2016-02-27

Something in libedit appears to be causing breakage in lldb38.
The changes are not generally huge but they are suficient to
to justify reverting for

Revert r296175
Undo update of libedit 2016-02-27

Something in libedit appears to be causing breakage in lldb38.
The changes are not generally huge but they are suficient to
to justify reverting for now.

Reported by: novel, bapt

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Synchronize libedit with NetBSD

It incorporates and fixes our patches to get el_gets return the proper count of
characters in unicode mode.

Synchronize libedit with NetBSD and activate UTF-8 support [1]

Differences with NetBSD
Reapply our local patches on top of it
Fix Unicode environement detection
Fix reading a line in unicode environ

Synchronize libedit with NetBSD and activate UTF-8 support [1]

Differences with NetBSD
Reapply our local patches on top of it
Fix Unicode environement detection
Fix reading a line in unicode environment.
It allows /bin/sh to works in UTF-8 envs

Differential Revision: https://reviews.freebsd.org/D1455
Reviewed by: jilles, pfg
Obtained from: NetBSD [1]
MFC after: 1 month
Relnotes: yes

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libedit: bind the correct command when using "bind -k".

"ed-argument-digit" (i. e. command 0) was incorrectly used
instead.
This bug comes from the original sources imported in 1994
and has been con

libedit: bind the correct command when using "bind -k".

"ed-argument-digit" (i. e. command 0) was incorrectly used
instead.
This bug comes from the original sources imported in 1994
and has been confirmed in upstream NetBSD.

Reported by: Yamagi Burmeister
Submitted by: Christoph Mallon
MFC after: 3 days

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Merge the following changes from NetBSD:

history.c 1.32:
# Fix memory leak found by valgrind (Julien Torres)
map.c 1.24:
# fix debugging printf format.
read.c 1.40:
# Fix bug with multiple pen

Merge the following changes from NetBSD:

history.c 1.32:
# Fix memory leak found by valgrind (Julien Torres)
map.c 1.24:
# fix debugging printf format.
read.c 1.40:
# Fix bug with multiple pending el_pushes. Reported by Julien Torres.
tty.c 1.24:
# Coverity CID 1216: Prevent negative index use.

MFC after: 3 weeks

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Merge the following changes from NetBSD:

chared.h 1.17, common.c 1.19, emacs.c 1.21, key.c 1.18, key.h 1.9, map.c 1.23,
term.c 1.42, term.h 1.17, vi.c 1.25:
# Print the actual eofc, instead of ^D\

Merge the following changes from NetBSD:

chared.h 1.17, common.c 1.19, emacs.c 1.21, key.c 1.18, key.h 1.9, map.c 1.23,
term.c 1.42, term.h 1.17, vi.c 1.25:
# Print the actual eofc, instead of ^D\b\b.
# Change internal character decoding to prevent buffer oveflows.
key.c 1.19, key.h 1.10:
# move declaration to header file.
term.c 1.43:
# Coverity CID 806: Prevent NULL deref
term.c 1.44:
# Coverity CID 1668: Plug memory leak.
term.c 1.45:
# Fix compilation.

MFC after: 3 weeks

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Merge makelist rev 1.10 and map.c rev 1.22 from NetBSD. They just patch the
bug fixed in the last commit to map.c in a different way. Follow NetBSD to
facilitate future merges.

Don't forget to copy the sentinel into the `help' array. It's expected to
be there.

Submitted by: Björn König
PR: 82381

Sync libedit with recent NetBSD developments. Including improvements to the
vi-mode, removal of clause 3, cleanups and the export of the tokenization
functions.

Not included: config.h, filecomplete

Sync libedit with recent NetBSD developments. Including improvements to the
vi-mode, removal of clause 3, cleanups and the export of the tokenization
functions.

Not included: config.h, filecomplete.{c,h}

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Revert the replacement of realloc() with reallocf() (el.h:1.2, map.c:1.5 and
tokenizer.c:1.3). Contrary to the commit log there were no memory leaks,
but the change introduced a bug because the free

Revert the replacement of realloc() with reallocf() (el.h:1.2, map.c:1.5 and
tokenizer.c:1.3). Contrary to the commit log there were no memory leaks,
but the change introduced a bug because the free'd pointer was not zeroed
and calling the appropriate _end() function would call free() a second time.

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Fix ID's after a total boch CVS merge due to multiple people making
commits to these files.
As I sing to CVS:
Have I told you lately that I hate your guts? Have I told you
all SCM's are above you?

Fix ID's after a total boch CVS merge due to multiple people making
commits to these files.
As I sing to CVS:
Have I told you lately that I hate your guts? Have I told you
all SCM's are above you? You fill my heart with pain, take away
all my merging joy, grow my troubles that's what you do."

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+ Sync with NetBSD, bringing in feature enhancements.
+ Convert to ANSI-C function definitions
+ style(9)

Submitted by: kris

Add __FBSDID()s to libedit

Replace memory leaking instances of realloc with non-leaking reallocf.
In some cases replace if (a == null) a = malloc(x); else a =
realloc(a, x); with simple reallocf(a, x). Per ANSI-C, this is
gua

Replace memory leaking instances of realloc with non-leaking reallocf.
In some cases replace if (a == null) a = malloc(x); else a =
realloc(a, x); with simple reallocf(a, x). Per ANSI-C, this is
guaranteed to be the same thing.

I've been running these on my system here w/o ill effects for some
time. However, the CTM-express is at part 6 of 34 for the CAM
changes, so I've not been able to do a build world with the CAM in the
tree with these changes. Shouldn't impact anything, but...

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Fixes assorted problems with the history edit functions in libedit. This
affects sh, ftp (and others?).

Submitted by: Max Euston <[email protected]>
PR: 6516

Update libedit with changes from NetBSD. Includes history load/save,
some buffer overflow guards and some stylistic cleanups.
Also adds manpages.

Obtained from: NetBSD

Remove trailing whitespace.

BSD 4.4 Lite Lib Sources