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--!The Make-like Build Utility based on Lua
--
-- Licensed to the Apache Software Foundation (ASF) under one
-- or more contributor license agreements. See the NOTICE file
-- distributed with this work for additional information
-- regarding copyright ownership. The ASF licenses this file
-- to you 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 - 2017, TBOOX Open Source Group.
--
-- @author ruki
-- @file rustc.lua
--
-- imports
import("core.tool.tool")
import("core.base.option")
import("core.project.config")
import("core.project.project")
-- init it
function init(shellname, kind)
-- save the shell name
_g.shellname = shellname or "rustc"
-- save the kind
_g.kind = kind
-- init arflags
_g.arflags = { "--crate-type=lib" }
-- init shflags
_g.shflags = { "--crate-type=dylib" }
-- init ldflags
_g.ldflags = { "--crate-type=bin" }
-- init the file formats
_g.formats = {}
_g.formats.static = {"lib", ".rlib"}
-- init features
_g.features =
{
["object:sources"] = false -- compile multiple source filess to the single object
, ["binary:sources"] = true -- build multiple source files to the binary target file
, ["static:sources"] = true -- build multiple source files to the static target file
, ["shared:sources"] = true -- build multiple source files to the shared target file
}
end
-- get the property
function get(name)
-- get it
return _g[name]
end
-- make the optimize flag
function nf_optimize(level)
-- the maps
local maps =
{
none = "-C opt-level=0"
, fast = "-C opt-level=1"
, faster = "-C opt-level=2"
, fastest = "-C opt-level=3"
, smallest = "-C opt-level=s"
, aggressive = "-C opt-level=z"
}
-- make it
return maps[level] or ""
end
-- make the symbol flag
function nf_symbol(level)
-- the maps
local maps =
{
debug = "-C debug-info=2"
, hidden = ""
}
-- make it
return maps[level] or ""
end
-- make the linkdir flag
function nf_linkdir(dir)
-- make it
return "-L " .. dir
end
-- make the build command
function buildcmd(sourcefiles, targetkind, targetfile, flags)
-- make it
return format("%s %s -o %s %s", _g.shellname, flags, targetfile, table.concat(sourcefiles, " "))
end
-- build the target file
function build(sourcefiles, targetkind, targetfile, flags)
-- ensure the target directory
os.mkdir(path.directory(targetfile))
-- build it
os.run(buildcmd(sourcefiles, targetkind, targetfile, flags))
end
-- make the complie command
function compcmd(sourcefiles, objectfile, flags)
-- make it
return format("%s --emit obj %s -o %s %s", _g.shellname, flags, objectfile, table.concat(table.wrap(sourcefiles), " "))
end
-- complie the source file
function compile(sourcefiles, objectfile, incdepfile, flags)
-- ensure the object directory
os.mkdir(path.directory(objectfile))
-- compile it
os.run(compcmd(sourcefiles, objectfile, flags))
end
-- check the given flags
function check(flags)
-- make an stub source file
local objectfile = os.tmpfile() .. ".o"
local sourcefile = os.tmpfile() .. ".rs"
-- make stub code
io.writefile(sourcefile, "fn main() {\n}")
-- check it
os.run("%s --emit obj %s -o %s %s", _g.shellname, ifelse(flags, flags, ""), objectfile, sourcefile)
-- remove files
os.rm(objectfile)
os.rm(sourcefile)
end
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