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--!A cross-platform build utility based on Lua
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2015-present, Xmake Open Source Community.
--
-- @author ruki
-- @file tcc.lua
--
-- imports
import("core.base.option")
import("core.base.global")
import("core.project.config")
import("core.project.project")
import("core.project.policy")
import("core.language.language")
-- init it
function init(self)
-- init shflags
self:set("shflags", "-shared", "-rdynamic")
-- init cxflags for the kind: shared
self:set("shared.cxflags", "-fPIC")
-- init flags map
self:set("mapflags",
{
-- warnings
["-W1"] = "-Wall"
, ["-W2"] = "-Wall"
, ["-W3"] = "-Wall"
, ["-W4"] = "-Wall -Wunsupported"
-- strip
, ["-s"] = "-s"
, ["-S"] = "-S"
})
end
-- make the strip flag
function nf_strip(self, level)
local maps =
{
debug = "-S"
, all = "-s"
}
return maps[level]
end
-- make the symbol flag
function nf_symbol(self, level)
local maps =
{
debug = "-g"
, hidden = "-fvisibility=hidden"
}
return maps[level]
end
-- make the warning flag
function nf_warning(self, level)
local maps =
{
none = "-w"
, less = "-W1"
, more = "-W3"
, all = "-Wall"
, allextra = "-Wall -Wunsupported -Wwrite-strings -Wimplicit-function-declaration"
, everything = "-Wall -Wunsupported -Wwrite-strings -Wimplicit-function-declaration"
, error = "-Werror"
}
return maps[level]
end
-- make the define flag
function nf_define(self, macro)
return {"-D" .. macro}
end
-- make the undefine flag
function nf_undefine(self, macro)
return "-U" .. macro
end
-- make the includedir flag
function nf_includedir(self, dir)
return {"-I" .. dir}
end
-- make the sysincludedir flag
function nf_sysincludedir(self, dir)
return nf_includedir(self, dir)
end
-- make the link flag
function nf_link(self, lib)
return "-l" .. lib
end
-- make the syslink flag
function nf_syslink(self, lib)
return nf_link(self, lib)
end
-- make the linkdir flag
function nf_linkdir(self, dir)
return {"-L" .. dir}
end
-- make the link arguments list
function linkargv(self, objectfiles, targetkind, targetfile, flags)
local argv
if targetkind == "static" then
argv = table.join("-ar", "cr", targetfile, objectfiles)
else
argv = table.join("-o", targetfile, objectfiles, flags)
end
return self:program(), argv
end
-- link the target file
function link(self, objectfiles, targetkind, targetfile, flags)
os.mkdir(path.directory(targetfile))
os.runv(linkargv(self, objectfiles, targetkind, targetfile, flags))
end
-- make the compile arguments list
function compargv(self, sourcefile, objectfile, flags)
return self:program(), table.join("-c", flags, "-o", objectfile, sourcefile)
end
-- compile the source file
function compile(self, sourcefile, objectfile, dependinfo, flags, opt)
opt = opt or {}
os.mkdir(path.directory(objectfile))
local depfile = dependinfo and os.tmpfile() or nil
try
{
function ()
-- generate includes file
local compflags = flags
if depfile then
compflags = table.join(compflags, "-MD", "-MF", depfile)
end
-- do compile
local outdata, errdata = os.iorunv(compargv(self, sourcefile, objectfile, compflags))
return (outdata or "") .. (errdata or "")
end,
catch
{
function (errors)
-- try removing the old object file for forcing to rebuild this source file
os.tryrm(objectfile)
-- find the start line of error
local lines = tostring(errors):split("\n")
local start = 0
for index, line in ipairs(lines) do
if line:find("error:", 1, true) or line:find("错误：", 1, true) then
start = index
break
end
end
-- get 16 lines of errors
if start > 0 or not option.get("verbose") then
if start == 0 then start = 1 end
errors = table.concat(table.slice(lines, start, start + ((#lines - start > 16) and 16 or (#lines - start))), "\n")
end
-- raise compiling errors
raise(errors)
end
},
finally
{
function (ok, warnings)
-- print some warnings
if warnings and #warnings > 0 and policy.build_warnings(opt) then
cprint("${color.warning}%s", table.concat(table.slice(warnings:split('\n'), 1, 8), '\n'))
end
-- generate the dependent includes
if depfile and os.isfile(depfile) then
if dependinfo then
dependinfo.depfiles_format = "gcc"
dependinfo.depfiles = io.readfile(depfile, {continuation = "\\"})
end
-- remove the temporary dependent file
os.tryrm(depfile)
end
end
}
}
end
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