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ec86d763d1
We haven't used this since commitbe67ea40c5in 2021 so stop carrying it forward. Also remove support for setting the list in syscalls.conf via the capenabled variable. This was last used by cloudabi (removed in 2021 by commitcf0ee8738e).
73 lines
1.9 KiB
Lua
Executable file
73 lines
1.9 KiB
Lua
Executable file
#!/usr/libexec/flua
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--
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-- SPDX-License-Identifier: BSD-2-Clause
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--
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-- Copyright (c) 2024 SRI International
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-- Copyright (c) 2024 Tyler Baxter <agge@FreeBSD.org>
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-- Copyright (c) 2023 Warner Losh <imp@bsdimp.com>
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-- Copyright (c) 2019 Kyle Evans <kevans@FreeBSD.org>
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--
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-- Setup to be a module, or ran as its own script.
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local syscalls_map = {}
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local script = not pcall(debug.getlocal, 4, 1) -- TRUE if script.
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if script then
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-- Add library root to the package path.
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local path = arg[0]:gsub("/[^/]+.lua$", "")
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package.path = package.path .. ";" .. path .. "/../?.lua"
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end
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local FreeBSDSyscall = require("core.freebsd-syscall")
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local generator = require("tools.generator")
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-- File has not been decided yet; config will decide file. Default defined as
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-- /dev/null.
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syscalls_map.file = "/dev/null"
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function syscalls_map.generate(tbl, config, fh)
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-- Grab the master system calls table.
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local s = tbl.syscalls
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-- Bind the generator to the parameter file.
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local gen = generator:new({}, fh)
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-- Write the generated preamble.
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gen:preamble("FreeBSD system call symbols.")
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gen:write(string.format("FBSDprivate_1.0 {\n"))
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for _, v in pairs(s) do
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--print("num " .. v.num .. " name " .. v.name)
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if v:native() and not v.type.NODEF and v.name ~= "yield" then
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if v.name ~= "exit" and v.name ~= "vfork" then
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gen:write(string.format("\t_%s;\n", v.name))
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end
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gen:write(string.format("\t__sys_%s;\n", v.name))
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end
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end
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-- End
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gen:write("};\n")
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end
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-- Entry of script:
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if script then
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local config = require("config")
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if #arg < 1 or #arg > 2 then
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error("usage: " .. arg[0] .. " syscall.master")
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end
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local sysfile, configfile = arg[1], arg[2]
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config.merge(configfile)
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config.mergeCompat()
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-- The parsed syscall table.
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local tbl = FreeBSDSyscall:new{sysfile = sysfile, config = config}
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syscalls_map.file = config.libsysmap -- change file here
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syscalls_map.generate(tbl, config, syscalls_map.file)
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end
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-- Return the module.
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return syscalls_map
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