src/libexec, branch release/11.1.0

MFS r320799: MFC r320665:

2017-07-08T04:53:12+00:00

In open_binary_fd: when using buffer size for strl* and snprintf,
always use >= instead of > to avoid truncation.

Approved by:	re (kib)

Merge r320645 from stable/11 into releng/11.1:

2017-07-04T18:36:02+00:00

	Add deprecation notices for all rcmd tools

Approved by:	re (gjb)
Relnotes:	yes

MFC r318954

2017-06-01T15:12:51+00:00

rtld: fix warnings about redundant declarations

Fix warnings about redundant declarations in rtld
when libthr in increased to WARNS=6.

Sponsored by:	Dell EMC

MFC r319137:

2017-06-01T00:50:58+00:00

Correct explanation of the dynamic tokens handling.

MFC r319138:

2017-06-01T00:48:59+00:00

Document direct execution mode for rtld.

MFC r318446:

2017-05-29T13:25:55+00:00

Update my copyright, note The FreeBSD Foundation involvement.

MFC direct execution mode for rtld.

2017-05-29T13:24:27+00:00

MFC r318313:
Make ld-elf.so.1 directly executable.

MFC r318352 (by jonathan):
Rename rtld's parse_libdir to parse_integer.

MFC r318380:
Pretend that there is some security when executing in direct mode.

MFC r318431 (by jonathan):
Allow rtld direct-exec to take a file descriptor.

MFC r318445:
Fix style, add static keyword before static function definition.

MFC r318739:
For ld.so direct execution mode, implement -p option.

MFC r318312:

2017-05-29T13:18:20+00:00

Fix the AT_EXECFD functionality.

MFC r314833

2017-05-28T00:13:44+00:00

	Convert absolute links to relative links.
	Style.Makefile(9) has been ignored to produce minimal diffs.

MFC r314837
	The relative symlink fix causes downstream issues for
	EMC DELL Isilon so revert the relative symlink fix
	pending a better solution.

	Reported by:	ngie

MFC r315091
	Revert r314833 until the problem with INSTALL_RSYMLINKS can be found
	as it appears to break arm release builds.

	PR:		217705
	Reported by:	cyclaero@gmail.com

Approved by:	grehan (mentor)

MFC r318256:

2017-05-20T00:41:12+00:00

Style.