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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) 2015 - 2016, ruki All rights reserved.
--
-- @author ruki
-- @file config_h.lua
--
-- imports
import("core.base.option")
import("core.project.config")
import("core.project.project")
-- make configure for the given target name
function _make_for_target(files, target)
-- get the target configure file
local config_h = target:get("config_h")
if not config_h then return end
-- the prefix
local prefix = target:get("config_h_prefix") or (target:name():upper() .. "_CONFIG")
-- open the file
local file = files[config_h] or io.open(config_h, "w")
-- make the head
if files[config_h] then file:print("") end
file:print("#ifndef %s_H", prefix)
file:print("#define %s_H", prefix)
file:print("")
-- make version
local version = target:get("version")
if version then
file:print("// version")
file:print("#define %s_VERSION \"%s\"", prefix, version)
local i = 1
local m = {"MAJOR", "MINOR", "ALTER"}
for v in version:gmatch("%d+") do
file:print("#define %s_VERSION_%s %s", prefix, m[i], v)
i = i + 1
if i > 3 then break end
end
file:print("#define %s_VERSION_BUILD %s", prefix, os.date("%Y%m%d%H%M", os.time()))
file:print("")
end
-- make the defines
local defines = table.copy(target:get("defines_h"))
-- make the undefines
local undefines = table.copy(target:get("undefines_h"))
-- make the options
for name, opt in pairs(target:options()) do
-- get the option defines
table.join2(defines, opt:get("defines_h_if_ok"))
-- get the option undefines
table.join2(undefines, opt:get("undefines_h_if_ok"))
end
-- make the defines
if #defines ~= 0 then
file:print("// defines")
for _, define in ipairs(defines) do
if define:find("=") then
file:print("#define %s", define:gsub("=", " "):gsub("%$%((.-)%)", function (w) if w == "prefix" then return prefix end end))
else
file:print("#define %s 1", define:gsub("%$%((.-)%)", function (w) if w == "prefix" then return prefix end end))
end
end
file:print("")
end
-- make the undefines
if #undefines ~= 0 then
file:print("// undefines")
for _, undefine in ipairs(undefines) do
file:print("#undef %s", undefine:gsub("%$%((.-)%)", function (w) if w == "prefix" then return prefix end end))
end
file:print("")
end
-- make the tail
file:print("#endif")
-- cache the file
files[config_h] = file
end
-- make the configure file for the given target and dependents
function _make_for_target_with_deps(files, targetname)
-- the target
local target = project.target(targetname)
-- make configure for the target
_make_for_target(files, target)
-- make configure for the dependent targets?
for _, dep in ipairs(target:get("deps")) do
_make_for_target_with_deps(files, dep)
end
end
-- make the config.h
function make()
-- the target name
local targetname = option.get("target")
-- enter project directory
os.cd(project.directory())
-- init files
local files = {}
-- make configure for the given target name
if targetname and targetname ~= "all" then
_make_for_target_with_deps(files, targetname)
else
-- make configure for all targets
for _, target in pairs(project.targets()) do
_make_for_target(files, target)
end
end
-- exit files
for _, file in pairs(files) do
file:close()
end
-- leave project directory
os.cd("-")
end
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