libc: Implement N2680.

This adds specific width length modifiers in the form of wN and wfN (where N is 8, 16, 32, or 64) which allow printing intN_t and int_fastN_t without resorting to casts or PRI

libc: Implement N2680.

This adds specific width length modifiers in the form of wN and wfN (where N is 8, 16, 32, or 64) which allow printing intN_t and int_fastN_t without resorting to casts or PRI macros.

Reviewed by: imp, emaste
Differential Revision: https://reviews.freebsd.org/D41725

(cherry picked from commit bce0bef3c6abab92c7ac8cc23b7cc632a382721e)

libc: Add test cases for N2680.

This adds test cases for %wN and %wfN to the printf(3) and scanf(3) tests.

While here, fix a few nits in the N2630 test cases.

Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D41743

(cherry picked from commit 12b1c1e3fb446021a881d9815465137843fca50b)

Approved by: re (gjb)

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libc: Implement N2630.

This adds formatted input/output of binary integer numbers to the printf(), scanf(), and strtol() families, including their wide-character counterparts.

Reviewed by: imp, ema

libc: Implement N2630.

This adds formatted input/output of binary integer numbers to the printf(), scanf(), and strtol() families, including their wide-character counterparts.

Reviewed by: imp, emaste
Differential Revision: https://reviews.freebsd.org/D41511

(cherry picked from commit d9dc1603d6e48cca84cad3ebe859129131b8387c)

libc: Add unit tests for N2630 and possible collateral damage.

Reviewed by: imp, emaste
Differential Revision: https://reviews.freebsd.org/D41512

(cherry picked from commit b9385720f34b536ef2568a642e8b1fad0450056f)

libc: Document support for binary integers.

Reviewed by: debdrup, emaste
Differential Revision: https://reviews.freebsd.org/D41522

(cherry picked from commit 76edfabbecdec686a570b8e009d5ea4112f943e0)

libc: Fix fixed-width case in the new integer parser.

Fixes: d9dc1603d6e4
Differential Revision: https://reviews.freebsd.org/D41622

(cherry picked from commit aca3bd1602577591e5cd237c4bb0bb71b3be0c75)

libc: Add a wide version of snprintf_test.

Reviewed by: imp, emaste
Differential Revision: https://reviews.freebsd.org/D41726

(cherry picked from commit 4ec9ee9912765ac4ca57353999caa92a23283d8e)

libc: Suppress format checks on printf() / scanf() tests.

Reviewed by: jrtc27, markj, emaste
Differential Revision: https://reviews.freebsd.org/D41727

(cherry picked from commit 294bd2827e61a78041f6613f4b82235fcc454157)

Approved by: re (gjb)

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Remove $FreeBSD$: one-line nroff pattern

Remove /^\.\\"\s*\$FreeBSD\$$\n/

Implement printf(3) family %m format string extension.

Reviewed by: ed, dim (code only)
Sponsored by: Mellanox Technologies
MFC after: 1 week

Don't put multiple names on a single .Nm line. This fixes apropos(1)
output, from this:

strnlen, strlen, strlen,(3) - find length of string

Don't put multiple names on a single .Nm line. This fixes apropos(1)
output, from this:

strnlen, strlen, strlen,(3) - find length of string │·······

... to this:

strlen, strnlen(3) - find length of string

PR: 223525
MFC after: 2 weeks

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Renumber copyright clause 4

Renumber cluase 4 to 3, per what everybody else did when BSD granted
them permission to remove clause 3. My insistance on keeping the same
numbering for legal reasons is

Renumber copyright clause 4

Renumber cluase 4 to 3, per what everybody else did when BSD granted
them permission to remove clause 3. My insistance on keeping the same
numbering for legal reasons is too pedantic, so give up on that point.

Submitted by: Jan Schaumann <[email protected]>
Pull Request: https://github.com/freebsd/freebsd/pull/96

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Remove _WITH_GETLINE and _WITH_DPRINTF guards

When adding getline(3) and dprintf(3) into libc, those guards were added
to prevent breaking too many ports.

7 years later the ports tree have been fix

Remove _WITH_GETLINE and _WITH_DPRINTF guards

When adding getline(3) and dprintf(3) into libc, those guards were added
to prevent breaking too many ports.

7 years later the ports tree have been fixed, it is time to remove this
FreeBSDism

While here remove the extra parenthesis surrounding dprintf(3)

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use .Mt to mark up email addresses consistently (part4)

PR: 191174
Submitted by: Franco Fichtner <franco at lastsummer.de>

Clarify that the ' flag is an apostrophe.

MFC after: 2 weeks

- Fix the claim that the output is always null-terminated. This isn't
true if the size is zero.
- Fix a claim that sprintf() is the same as snprintf() with an
infinite size. It's equivalent to s

- Fix the claim that the output is always null-terminated. This isn't
true if the size is zero.
- Fix a claim that sprintf() is the same as snprintf() with an
infinite size. It's equivalent to snprintf() with a size of
INT_MAX + 1.
- Document the return values in the return values section.
- Document the possible errno value of EOVERFLOW.

MFC after: 2 weeks

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Revert changes of 'assure' to 'ensure' made in r211936.

Approved by: rrs (mentor)

Fix incorrect usage of 'assure' and 'insure'.

Approved by: rrs (mentor)

MFC: r200019

Fix the dprintf() prototype.

mdoc: move CAVEATS, BUGS and SECURITY CONSIDERATIONS sections to the
bottom of the manpages and order them consistently.

GNU groff doesn't care about the ordering, and doesn't even mention
CAVEATS a

mdoc: move CAVEATS, BUGS and SECURITY CONSIDERATIONS sections to the
bottom of the manpages and order them consistently.

GNU groff doesn't care about the ordering, and doesn't even mention
CAVEATS and SECURITY CONSIDERATIONS as common sections and where to put
them.

Found by: mdocml lint run
Reviewed by: ru

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mdoc: use macro for +- that is understood by mdocml

Reviewed by: brueffer

I feel this wording of the history is more clear.
ANSIfy vasprintf() while I'm here.

%U was macroized in mdoc(7), escape.

Fix the dprintf() prototype.

PR: 141087
Submitted by: Jeremy Huddleston <[email protected]>
MFC after: 3 days

Add dprintf() and vdprintf() from POSIX.1-2008. Like getline(),
dprintf() is a simple wrapper around another function, so we may as
well implement it. But also like getline(), we can't prototype it b

Add dprintf() and vdprintf() from POSIX.1-2008. Like getline(),
dprintf() is a simple wrapper around another function, so we may as
well implement it. But also like getline(), we can't prototype it by
default right now because it would break too many ports.

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Update the manpage to reflect r145172.

Updates for changes in the way printf() handles hex floating point
numbers.

Per Regents of the University of Calfornia letter, remove advertising
clause.

# If I've done so improperly on a file, please let me know.

Remove references to nonexistent "FreeBSD Security Architecture" document.

Document that the length modifier l is ignored for floating point
conversion specifiers (a, A, e, E, f, F, g and G).

Markup, grammar, and spelling fixes.