Copy stable/11@r303970 to releng/11.0 as part of the 11.0-RELEASE
cycle.

Prune svn:mergeinfo from the new branch, and rename it to RC1.

Update __FreeBSD_version.

Use the quarterly branch for the default FreeBSD.conf pkg(8) repo and
the dvd1.iso packages population.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.
Prune svn:mergeinfo from the new branch, as nothing has been merged
here.

Additional commits post-branch will follow.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Add META_MODE support.

Off by default, build behaves normally.
WITH_META_MODE we get auto objdir creation, the ability to
start build from anywhere in the tree.

Still need to add real targets under targets/ to build packages.

Differential Revision: D2796
Reviewed by: brooks imp

pathchk: Ensure bytes >= 128 are considered non-portable characters.

This was not broken on architectures such as ARM where char is unsigned.

Also, remove the first non-portable character from the output. POSIX does
not require this, and printing the first byte may yield an invalid byte
sequence with UTF-8.

PR: bin/165988
Reported by: Nicolas Rachinsky

pathchk(1): Fix the example so it allows arbitrary pathnames.

Spaces and various other characters in pathnames are not passed through
literally by xargs in its default mode. Instead, use find . -exec ... {} +

Although the -- argument is not strictly required here, add it anyway to
avoid surprises when modifying the code to find -f -somedir ...

MFC after: 1 week

pathchk: Add the new POSIX -P option.

This option checks for empty pathnames and components starting with '-'.
Our -p option also checks for the latter, which remains the case.

MFC after: 1 week

Sync program's usage() with manpage's SYNOPSIS.

Sort sections.

Added the EXIT STATUS section where appropriate.

Unbreak support for systems that have no limit on pathname length.

Noticed by: bde

Update pathchk to reflect the fact that 1003.1-2001 now includes the
trailing null byte in PATH_MAX and _POSIX_PATH_MAX.

PR: 46035

Uniformly refer to a file system as "file system".

Approved by: re

When stat(2) fails, put the name of the component it failed on in the
warning message as well as the path argument.

mdoc(7) police: tidy up the markup.

Add the pathchk utility, which checks pathnames for validity or
portability between POSIX systems.

Submitted by: Chuck Rouillard (manpage, initial implementation)