Differential D23098 Diff 66529 sys/tools/makesyscalls.lua

Changeset View

Standalone View

sys/tools/makesyscalls.lua

Show First 20 Lines • Show All 60 Lines • ▼ Show 20 Lines	local config = {
abi_flags_mask = 0,		abi_flags_mask = 0,
ptr_intptr_t_cast = "intptr_t",		ptr_intptr_t_cast = "intptr_t",
}		}

local config_modified = {}		local config_modified = {}
local cleantmp = true		local cleantmp = true
local tmpspace = "/tmp/sysent." .. unistd.getpid() .. "/"		local tmpspace = "/tmp/sysent." .. unistd.getpid() .. "/"

-- These ones we'll open in place		local output_files = {
local config_files_needed = {
"sysnames",		"sysnames",
"syshdr",		"syshdr",
"sysmk",		"sysmk",
"syssw",		"syssw",
"systrace",		"systrace",
		"sysproto",
}		}

-- These ones we'll create temporary files for; generation purposes.		-- These ones we'll create temporary files for; generation purposes.
local temp_files = {		local temp_files = {
"sysaue",		"sysaue",
"sysdcl",		"sysdcl",
"syscompat",		"syscompat",
"syscompatdcl",		"syscompatdcl",
▲ Show 20 Lines • Show All 1,069 Lines • ▼ Show 20 Lines	if not lfs.mkdir(tmpspace) then
abort(1, "Failed to create tempdir " .. tmpspace)		abort(1, "Failed to create tempdir " .. tmpspace)
end		end

for _, v in ipairs(temp_files) do		for _, v in ipairs(temp_files) do
local tmpname = tmpspace .. v		local tmpname = tmpspace .. v
files[v] = io.open(tmpname, "w+")		files[v] = io.open(tmpname, "w+")
end		end

		for _, v in ipairs(output_files) do
for _, v in ipairs(config_files_needed) do		local tmpname = tmpspace .. v
files[v] = io.open(config[v], "w+")		files[v] = io.open(tmpname, "w+")
end		end

-- Write out all of the preamble bits		-- Write out all of the preamble bits
write_line("sysent", string.format([[		write_line("sysent", string.format([[

/* The casts are bogus but will do for now. */		/* The casts are bogus but will do for now. */
struct sysent %s[] = {		struct sysent %s[] = {
]], config['switchname']))		]], config['switchname']))
▲ Show 20 Lines • Show All 166 Lines • ▼ Show 20 Lines	if (p != NULL)
strlcpy(desc, p, descsz);		strlcpy(desc, p, descsz);
}		}
]])		]])

-- Finish up; output		-- Finish up; output
write_line("syssw", read_file("sysinc"))		write_line("syssw", read_file("sysinc"))
write_line("syssw", read_file("sysent"))		write_line("syssw", read_file("sysent"))

local fh = io.open(config["sysproto"], "w+")		write_line("sysproto", read_file("sysarg"))
fh:write(read_file("sysarg"))		write_line("sysproto", read_file("sysdcl"))
fh:write(read_file("sysdcl"))
for _, v in pairs(compat_options) do		for _, v in pairs(compat_options) do
fh:write(read_file(v["tmp"]))		write_line("sysproto", read_file(v["tmp"]))
fh:write(read_file(v["dcltmp"]))		write_line("sysproto", read_file(v["dcltmp"]))
end		end
fh:write(read_file("sysaue"))		write_line("sysproto", read_file("sysaue"))
fh:write(read_file("sysprotoend"))		write_line("sysproto", read_file("sysprotoend"))
fh:close()

write_line("systrace", read_file("systracetmp"))		write_line("systrace", read_file("systracetmp"))
write_line("systrace", read_file("systraceret"))		write_line("systrace", read_file("systraceret"))

		for _, v in ipairs(output_files) do
		local target = config[v]
		if target ~= "/dev/null" then
		local fh = io.open(target, "w+")
		if fh == nil then
		abort(1, "Failed to open '" .. target .. "'")
		end
		fh:write(read_file(v))
		fh:close()
		end
		end

cleanup()		cleanup()