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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 fetch.lua
--
-- imports
import("core.base.option")
import("core.base.hashset")
import("core.base.json")
import("core.project.project")
import("core.package.package", {alias = "core_package"})
import("core.tool.linker")
import("core.tool.compiler")
import("private.action.require.impl.package")
import("private.action.require.impl.repository")
import("private.action.require.impl.utils.get_requires")
-- fetch the given package info
function main(requires_raw)
-- get requires and extra config
local requires_extra = nil
local requires, requires_extra = get_requires(requires_raw)
if not requires or #requires == 0 then
return
end
-- get the fetching modes
local fetchmodes = option.get("fetch_modes")
if fetchmodes then
fetchmodes = hashset.from(fetchmodes:split(',', {plain = true}))
end
-- fetch all packages
local fetchinfos = {}
local nodeps = not (fetchmodes and fetchmodes:has("deps"))
for _, instance in irpairs(package.load_packages(requires, {requires_extra = requires_extra, nodeps = nodeps})) do
local fetchinfo = instance:fetch({external = (fetchmodes and fetchmodes:has("external") or false)})
if fetchinfo then
table.insert(fetchinfos, fetchinfo)
end
end
-- show results
if #fetchinfos > 0 then
local flags = {}
if fetchmodes and fetchmodes:has("cflags") then
for _, fetchinfo in ipairs(fetchinfos) do
table.join2(flags, compiler.map_flags("cxx", "define", fetchinfo.defines))
table.join2(flags, compiler.map_flags("cxx", "includedir", fetchinfo.includedirs))
table.join2(flags, compiler.map_flags("cxx", "sysincludedir", fetchinfo.sysincludedirs))
for _, cflag in ipairs(fetchinfo.cflags) do
table.insert(flags, cflag)
end
for _, cxflag in ipairs(fetchinfo.cxflags) do
table.insert(flags, cxflag)
end
for _, cxxflag in ipairs(fetchinfo.cxxflags) do
table.insert(flags, cxxflag)
end
end
end
if fetchmodes and fetchmodes:has("ldflags") then
for _, fetchinfo in ipairs(fetchinfos) do
table.join2(flags, linker.map_flags("binary", {"cxx"}, "linkdir", fetchinfo.linkdirs))
table.join2(flags, linker.map_flags("binary", {"cxx"}, "link", fetchinfo.links))
table.join2(flags, linker.map_flags("binary", {"cxx"}, "syslink", fetchinfo.syslinks))
for _, ldflag in ipairs(fetchinfo.ldflags) do
table.insert(flags, ldflags)
end
end
end
if #flags > 0 then
print(os.args(flags))
elseif fetchmodes and fetchmodes:has("json") then
print(json.encode(fetchinfos))
else
print(fetchinfos)
end
end
end
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