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--!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 parse_deps.lua
--
-- imports
import("core.project.project")
import("core.base.hashset")
import("core.base.json")
import("core.tool.toolchain")
-- get $VCInstallDir
function _VCInstallDir()
local VCInstallDir = _g.VCInstallDir
if not VCInstallDir then
local msvc = toolchain.load("msvc")
if msvc then
local vcvars = msvc:config("vcvars")
if vcvars and vcvars.VCInstallDir then
VCInstallDir = vcvars.VCInstallDir:lower() -- @note we need lower case for json/deps
_g.VCInstallDir = VCInstallDir
end
end
end
return VCInstallDir
end
-- get $WindowsSdkDir
function _WindowsSdkDir()
local WindowsSdkDir = _g.WindowsSdkDir
if not WindowsSdkDir then
local msvc = toolchain.load("msvc")
if msvc then
local vcvars = msvc:config("vcvars")
if vcvars and vcvars.WindowsSdkDir then
WindowsSdkDir = vcvars.WindowsSdkDir:lower() -- @note we need lower case for json/deps
_g.WindowsSdkDir = WindowsSdkDir
end
end
end
return WindowsSdkDir
end
-- normailize path of a dependecy
function _normailize_dep(dep, projectdir)
if path.is_absolute(dep) then
dep = path.translate(dep)
else
dep = path.absolute(dep, projectdir)
end
dep = dep:lower()
local VCInstallDir = _VCInstallDir()
local WindowsSdkDir = _WindowsSdkDir()
if (VCInstallDir and dep:startswith(VCInstallDir)) or (WindowsSdkDir and dep:startswith(WindowsSdkDir)) then
-- we ignore headerfiles in vc install directory
return
end
if dep:startswith(projectdir) then
return path.relative(dep, projectdir)
else
-- we also need to check header files outside project
-- https://github.com/xmake-io/xmake/issues/1154
return dep
end
end
-- parse depsfiles from string
--
--[[
{
"Version": "1.2",
"Data": {
"Source": "c:\users\ruki\desktop\user_headerunit\src\main.cpp",
"ProvidedModule": "",
"Includes": [],
"ImportedModules": [
{
"Name": "hello",
"BMI": "c:\users\ruki\desktop\user_headerunit\src\hello.ifc"
}
],
"ImportedHeaderUnits": [
{
"Header": "c:\users\ruki\desktop\user_headerunit\src\header.hpp",
"BMI": "c:\users\ruki\desktop\user_headerunit\src\header.hpp.ifc"
}
]
}
}]]
function main(depsdata)
-- decode json data first
depsdata = json.decode(depsdata)
-- get includes
local data
if depsdata then
data = depsdata.Data
end
if data then
includes = data.Includes
for _, item in ipairs(data.ImportedModules) do
local bmifile = item.BMI
if bmifile then
includes = includes or {}
table.insert(includes, bmifile)
end
end
for _, item in ipairs(data.ImportedHeaderUnits) do
local bmifile = item.BMI
if bmifile then
includes = includes or {}
table.insert(includes, bmifile)
end
end
end
-- translate it
local results = hashset.new()
local projectdir = os.projectdir():lower() -- we need to generate lower string, because json values are all lower
for _, includefile in ipairs(includes) do
local includefile = _normailize_dep(includefile, projectdir)
if includefile then
results:insert(includefile)
end
end
return results:to_array()
end
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