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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 prober.lua
--
-- load modules
local os = require("base/os")
local path = require("base/path")
local utils = require("base/utils")
local string = require("base/string")
local tools = require("tools/tools")
local config = require("base/config")
local global = require("base/global")
-- define module: prober
local prober = prober or {}
-- probe the architecture
function prober._probe_arch(configs)
-- get the architecture
local arch = configs.get("arch")
-- ok?
if arch then return true end
-- init the default architecture
configs.set("arch", xmake._ARCH)
-- trace
utils.verbose("checking for the architecture ... %s", configs.get("arch"))
-- ok
return true
end
-- probe the make
function prober._probe_make(configs)
-- ok?
local make = configs.get("make")
if make then return true end
-- probe the make path
make = tools.probe("make", {"/usr/bin", "/usr/local/bin", "/opt/bin", "/opt/local/bin"})
-- probe ok? update it
if make then configs.set("make", make) end
-- trace
utils.verbose("checking for the make ... %s", utils.ifelse(make, make, "no"))
-- ok
return true
end
-- probe the ccache
function prober._probe_ccache(configs)
-- ok?
local ccache_enable = configs.get("ccache")
if ccache_enable and configs.get("__ccache") then return true end
-- disable?
if type(ccache_enable) == "boolean" and not ccache_enable then
configs.set("__ccache", nil)
return true
end
-- probe the ccache path
local ccache_path = tools.probe("ccache", {"/usr/bin", "/usr/local/bin", "/opt/bin", "/opt/local/bin"})
-- probe ok? update it
if ccache_path then
configs.set("ccache", true)
configs.set("__ccache", ccache_path)
else
configs.set("ccache", false)
end
-- trace
utils.verbose("checking for the ccache ... %s", utils.ifelse(ccache_path, ccache_path, "no"))
-- ok
return true
end
-- probe the tool path
function prober._probe_toolpath(configs, kind, cross, name, description)
-- check
assert(kind)
-- get the cross
cross = configs.get("cross") or cross
-- attempt to get it from the given cross toolchains
local toolpath = nil
local toolchains = configs.get("toolchains")
if toolchains then
toolpath = tools.probe(cross .. (configs.get(kind) or name), toolchains)
end
-- attempt to get it directly from the configure
if not toolpath then
toolpath = configs.get(kind)
end
-- attempt to run it directly
if not toolpath then
toolpath = tools.probe(cross .. name)
end
-- probe ok? update it
if toolpath then configs.set(kind, toolpath) end
-- trace
utils.verbose("checking for %s (%s) ... %s", description, kind, utils.ifelse(toolpath, path.filename(toolpath), "no"))
-- ok
return true
end
-- probe the toolchains
function prober._probe_toolchains(configs)
-- done
if not prober._probe_toolpath(configs, "cc", "", "gcc", "the c compiler") then return false end
if not prober._probe_toolpath(configs, "cxx", "", "g++", "the c++ compiler") then return false end
if not prober._probe_toolpath(configs, "as", "", "gcc", "the assember") then return false end
if not prober._probe_toolpath(configs, "ld", "", "g++", "the linker") then return false end
if not prober._probe_toolpath(configs, "ar", "", "ar", "the static library linker") then return false end
if not prober._probe_toolpath(configs, "sh", "", "g++", "the shared library linker") then return false end
return true
end
-- probe the project configure
function prober.config()
-- call all probe functions
return utils.call( { prober._probe_arch
, prober._probe_make
, prober._probe_ccache
, prober._probe_toolchains}
, nil
, config)
end
-- probe the global configure
function prober.global()
-- call all probe functions
return utils.call( { prober._probe_make
, prober._probe_ccache}
, nil
, global)
end
-- return module: prober
return prober
|
