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|
--!The Automatic Cross-platform Build Tool
--
-- XMake is free software; you can redistribute it and/or modify
-- it under the terms of the GNU Lesser General Public License as published by
-- the Free Software Foundation; either version 2.1 of the License, or
-- (at your option) any later version.
--
-- XMake is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU Lesser General Public License for more details.
--
-- You should have received a copy of the GNU Lesser General Public License
-- along with XMake;
-- If not, see <a href="http://www.gnu.org/licenses/"> http://www.gnu.org/licenses/</a>
--
-- Copyright (C) 2009 - 2015, ruki All rights reserved.
--
-- @author ruki
-- @file gcc.lua
--
-- load modules
local utils = require("base/utils")
local table = require("base/table")
local string = require("base/string")
local config = require("base/config")
local platform = require("platform/platform")
-- define module: gcc
local gcc = gcc or {}
-- check the given flag
function gcc._check(self, flag)
-- this flag has been checked?
self._CHECK = self._CHECK or {}
if self._CHECK[flag] then
return self._CHECK[flag]
end
-- check it
local result = flag
if 0 ~= os.execute(string.format("%s %s -S -o %s -xc %s > %s 2>&1", self._NAME, flag, xmake._NULDEV, xmake._NULDEV, xmake._NULDEV)) then
result = ""
end
-- trace
utils.verbose("checking for the compiler flags %s ... %s", flag, utils.ifelse(#result ~= 0, "ok", "no"))
-- save it
self._CHECK[flag] = result
-- ok?
return result
end
-- the init function
function gcc.init(self, name)
-- save name
self._NAME = name or "gcc"
-- init mxflags
self.mxflags = { "-fmessage-length=0"
, "-pipe"
, "-fpascal-strings"
, "\"-DIBOutlet=__attribute__((iboutlet))\""
, "\"-DIBOutletCollection(ClassName)=__attribute__((iboutletcollection(ClassName)))\""
, "\"-DIBAction=void)__attribute__((ibaction)\""}
-- init shflags
if name:find("clang") then
self.shflags = { "-dynamiclib", "-fPIC" }
else
self.shflags = { "-shared", "-fPIC" }
end
-- suppress warning for the clang
local isclang = false
if name:find("clang") then
isclang = true
self.cxflags = self.cxflags or {}
self.mxflags = self.mxflags or {}
self.asflags = self.asflags or {}
table.join2(self.cxflags, "-Qunused-arguments")
table.join2(self.mxflags, "-Qunused-arguments")
table.join2(self.asflags, "-Qunused-arguments")
end
-- init flags map
self.mapflags =
{
-- vectorexts
["-mmmx"] = self._check
, ["-msse$"] = self._check
, ["-msse2"] = self._check
, ["-msse3"] = self._check
, ["-mssse3"] = self._check
, ["-mavx$"] = self._check
, ["-mavx2"] = self._check
, ["-mfpu=.*"] = self._check
-- warnings
, ["-W1"] = "-Wall"
, ["-W2"] = "-Wall"
, ["-W3"] = "-Wall"
-- strip
, ["-s"] = utils.ifelse(isclang, "-Wl,-S", "-s")
, ["-S"] = utils.ifelse(isclang, "-Wl,-S", "-S")
-- others
, ["-ftrapv"] = self._check
, ["-fsanitize=address"] = self._check
}
end
-- make the compile command
function gcc.command_compile(self, srcfile, objfile, flags, logfile)
-- redirect
local redirect = ""
if logfile then redirect = string.format(" > %s 2>&1", logfile) end
-- make it
return string.format("%s -c %s -o %s %s%s", self._NAME, flags, objfile, srcfile, redirect)
end
-- make the link command
function gcc.command_link(self, objfiles, targetfile, flags, logfile)
-- redirect
local redirect = ""
if logfile then redirect = string.format(" > %s 2>&1", logfile) end
-- make it
return string.format("%s -o %s %s %s%s", self._NAME, targetfile, objfiles, flags, redirect)
end
-- make the define flag
function gcc.flag_define(self, define)
-- make it
return "-D" .. define:gsub("\"", "\\\"")
end
-- make the undefine flag
function gcc.flag_undefine(self, undefine)
-- make it
return "-U" .. undefine
end
-- make the includedir flag
function gcc.flag_includedir(self, includedir)
-- make it
return "-I" .. includedir
end
-- make the link flag
function gcc.flag_link(self, link)
-- make it
return "-l" .. link
end
-- make the linkdir flag
function gcc.flag_linkdir(self, linkdir)
-- make it
return "-L" .. linkdir
end
-- the main function
function gcc.main(self, cmd)
-- execute it
local ok = os.execute(cmd)
-- ok?
return utils.ifelse(ok == 0, true, false)
end
-- return module: gcc
return gcc
|
