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Warner Losh 7cafeaa1fd Add Lua as a scripting langauge to /boot/loader
liblua glues the lua run time into the boot loader. It implements all
the runtime routines that lua expects. In addition, it has a few
standard 'C' headers that nueter various aspects of the LUA build that
are too specific to lua to be in libsa. Many refinements from the
original code to improve implementation and the number of included lua
libraries. Use int64_t for lua_Number. Have "/boot/lua" be the default
module path. Numerous cleanups from the original GSoC project,
including hacking libsa to allow lua to be built with only one change
outside luaconf.h.

Add the final bit of lua glue to bring in liblua and plug into the
multiple interpreter framework, previously committed.

Add LOADER_LUA option, currently off by default.

Presently, this is an experimental option. One must opt-in to using
this by defining WITH_LOADER_LUA and WITHOUT_FORTH. It's been
lightly tested, so keep a backup copy of your old loader handy.
The menu code, coming in the next commit, hasn't been exhaustively
tested. A LUA boot loader is 60k larger than a FORTH one, which is
80k larger than a no-interpreter one. Subtle changes in size
may tip things past some subtle limit (the binary is ~430k now
when built with LUA). A future version may offer coexistance.

Bump FreeBSD version to 1200058 to mark the milestone.

Pedro Souza's 2014 Summer of Code project. Rui Paulo, Pedro Arthur,
Zakary Nafziger and Wojciech A. Koszek also contributed. Warner Losh
reworked it extensively into its current form.

Obtained from: https://wiki.freebsd.org/SummerOfCode2014/LuaLoader
Sponsored by: Google Summer of Code
Relnotes: Yes
MFC After: 1 month
Differential Review: https://reviews.freebsd.org/D14295
2018-02-12 15:31:53 +00:00
bin Add a deprecation warning when using the feature which mounts devices 2018-02-10 00:22:25 +00:00
cddl Fix "zpool add" crash when a replacing vdev has a spare child 2018-02-09 16:08:57 +00:00
contrib Convert tools/regression/sockets/socketpair to ATF 2018-02-10 19:43:52 +00:00
crypto Add declaration of SSL_get_selected_srtp_profile() for OpenSSL. 2018-01-25 23:38:05 +00:00
etc Fix typo 2018-02-12 06:52:49 +00:00
gnu Remove libreadline from the source tree, all consumers but gdb 2018-02-06 12:22:42 +00:00
include We don't support gcc < 4.2.1, so varargs.h now is just #error 2018-02-12 14:48:14 +00:00
kerberos5 various: general adoption of SPDX licensing ID tags. 2017-11-27 15:37:16 +00:00
lib socketpair.2: Reference relevant POSIX standards 2018-02-10 19:41:32 +00:00
libexec Sprinkle static; avoid nested externs. 2018-02-04 19:05:13 +00:00
release Change installer default to not install ports tree 2018-01-30 16:34:56 +00:00
rescue Avoid referencing private lib names directly. 2017-11-10 07:53:02 +00:00
sbin Move devmatch to sbin from usr/sbin. 2018-02-12 14:44:21 +00:00
secure Remove c_rehash(1) to not confuse users. We do not install the Perl script. 2018-02-08 19:55:03 +00:00
share Add Lua as a scripting langauge to /boot/loader 2018-02-12 15:31:53 +00:00
stand Add Lua as a scripting langauge to /boot/loader 2018-02-12 15:31:53 +00:00
sys Add Lua as a scripting langauge to /boot/loader 2018-02-12 15:31:53 +00:00
targets Remove libreadline from the source tree, all consumers but gdb 2018-02-06 12:22:42 +00:00
tests Fix and enable SysV IPC tests. 2018-02-05 18:48:00 +00:00
tools Add Lua as a scripting langauge to /boot/loader 2018-02-12 15:31:53 +00:00
usr.bin Make lock(1) use PAM. This makes the -p option work again. (Well, kind of, 2018-02-11 13:35:31 +00:00
usr.sbin Move devmatch to sbin from usr/sbin. 2018-02-12 14:44:21 +00:00
.arcconfig callsign isn't required anymore 2016-09-29 06:19:45 +00:00
.arclint arc lint: ignore /tests/ in chmod 2017-12-19 03:38:06 +00:00
.gitattributes .git*: add gitattributes and gitignore 2017-12-25 21:07:54 +00:00
.gitignore .git*: add gitattributes and gitignore 2017-12-25 21:07:54 +00:00
COPYRIGHT Happy New Year 2018 my friends! 2017-12-31 16:48:04 +00:00
LOCKS Explicitly require Security Officer's approval for kernel PRNG bits. 2013-09-17 14:19:05 +00:00
MAINTAINERS Move sys/boot to stand. Fix all references to new location 2017-11-14 23:02:19 +00:00
Makefile Add a note about why we have the conditional before including 2018-02-07 16:28:26 +00:00
Makefile.inc1 sort needs to be in ITOOLS since find -s was changed to find | sort. 2018-02-09 18:47:00 +00:00
Makefile.libcompat X_COMPILER_* may not be defined. 2018-01-24 18:08:37 +00:00
Makefile.sys.inc AUTO_OBJ: For all top-level targets enforce using an OBJDIR. 2017-12-05 21:29:47 +00:00
ObsoleteFiles.inc Move devmatch to sbin from usr/sbin. 2018-02-12 14:44:21 +00:00
README Document the sys/boot -> stand move in hier.7 and the top-level README. 2017-12-03 20:36:36 +00:00
README.md Document the sys/boot -> stand move in hier.7 and the top-level README. 2017-12-03 20:36:36 +00:00
UPDATING Add Lua as a scripting langauge to /boot/loader 2018-02-12 15:31:53 +00:00

FreeBSD Source:

This is the top level of the FreeBSD source directory. This file was last revised on: FreeBSD

For copyright information, please see the file COPYRIGHT in this directory (additional copyright information also exists for some sources in this tree - please see the specific source directories for more information).

The Makefile in this directory supports a number of targets for building components (or all) of the FreeBSD source tree. See build(7) and https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/makeworld.html for more information, including setting make(1) variables.

The buildkernel and installkernel targets build and install the kernel and the modules (see below). Please see the top of the Makefile in this directory for more information on the standard build targets and compile-time flags.

Building a kernel is a somewhat more involved process. See build(7), config(8), and https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig.html for more information.

Note: If you want to build and install the kernel with the buildkernel and installkernel targets, you might need to build world before. More information is available in the handbook.

The kernel configuration files reside in the sys/<arch>/conf sub-directory. GENERIC is the default configuration used in release builds. NOTES contains entries and documentation for all possible devices, not just those commonly used.

Source Roadmap:

bin				System/user commands.

cddl			Various commands and libraries under the Common Development  
				and Distribution License.

contrib			Packages contributed by 3rd parties.

crypto			Cryptography stuff (see crypto/README).

etc				Template files for /etc.

gnu				Various commands and libraries under the GNU Public License.  
				Please see gnu/COPYING* for more information.

include			System include files.

kerberos5		Kerberos5 (Heimdal) package.

lib				System libraries.

libexec			System daemons.

release			Release building Makefile & associated tools.

rescue			Build system for statically linked /rescue utilities.

sbin			System commands.

secure			Cryptographic libraries and commands.

share			Shared resources.

stand			Boot loader sources.

sys				Kernel sources.

tests			Regression tests which can be run by Kyua.  See tests/README
				for additional information.

tools			Utilities for regression testing and miscellaneous tasks.

usr.bin			User commands.

usr.sbin		System administration commands.

For information on synchronizing your source tree with one or more of the FreeBSD Project's development branches, please see:

https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/current-stable.html