--!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        fasm.lua
--

-- init it
function init(self)

    -- init flags map
    self:set("mapflags",
    {
        -- symbols
        ["-g"]                      = ""
    ,   ["-fvisibility=.*"]         = ""

        -- warnings
    ,   ["-Wall"]                   = "" -- = "-Wall" will enable too more warnings
    ,   ["-W1"]                     = ""
    ,   ["-W2"]                     = ""
    ,   ["-W3"]                     = ""
    ,   ["-Werror"]                 = ""
    ,   ["%-Wno%-error=.*"]         = ""

        -- others
    ,   ["-ftrapv"]                 = ""
    ,   ["-fsanitize=address"]      = ""
    })
end

-- make the define flag
function nf_define(self, macro)
    return {"-d" .. macro}
end

-- make the compile arguments list
function _compargv1(self, sourcefile, objectfile, flags)
    return self:program(), table.join(flags, sourcefile, objectfile)
end

-- compile the source file
function _compile1(self, sourcefile, objectfile, dependinfo, flags)

    -- ensure the object directory
    os.mkdir(path.directory(objectfile))

    -- compile it
    os.runv(_compargv1(self, sourcefile, objectfile, flags))
end

-- make the compile arguments list
function compargv(self, sourcefiles, objectfile, flags)

    -- only support single source file now
    assert(type(sourcefiles) ~= "table", "'object:sources' not support!")

    -- for only single source file
    return _compargv1(self, sourcefiles, objectfile, flags)
end

-- compile the source file
function compile(self, sourcefiles, objectfile, dependinfo, flags)

    -- only support single source file now
    assert(type(sourcefiles) ~= "table", "'object:sources' not support!")

    -- for only single source file
    _compile1(self, sourcefiles, objectfile, dependinfo, flags)
end