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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 sanitizer.lua
--
-- imports
import("core.project.project")
import("lib.detect.find_tool")
import("core.base.semver")
-- add build sanitizer
function _add_build_sanitizer(target, sourcekind, checkmode)
-- add cflags
local _, cc = target:tool(sourcekind)
local flagnames = {
cc = "cflags",
cxx = "cxxflags",
mm = "mflags",
mxx = "mxflags"
}
local flagname = flagnames[sourcekind]
if flagname and target:has_tool(sourcekind, "cl", "clang", "clangxx", "clang_cl", "gcc", "gxx") then
target:add(flagname, "-fsanitize=" .. checkmode, {force = true})
end
-- add ldflags and shflags
-- msvc does not have an fsanitize linker flag, so the 'link' tool is excluded
if target:has_tool("ld", "clang", "clangxx", "gcc", "gxx") then
target:add("ldflags", "-fsanitize=" .. checkmode, {force = true})
target:add("shflags", "-fsanitize=" .. checkmode, {force = true})
end
end
function main(target, sourcekind)
local sanitizer = false
for _, checkmode in ipairs({"address", "thread", "memory", "leak", "undefined"}) do
local enabled = target:policy("build.sanitizer." .. checkmode)
if enabled == nil then
enabled = project.policy("build.sanitizer." .. checkmode)
end
if enabled then
_add_build_sanitizer(target, sourcekind, checkmode)
sanitizer = true
end
end
if sanitizer then
-- enable the debug symbols for sanitizer
if not target:get("symbols") then
target:set("symbols", "debug")
end
-- we need to load runenvs for msvc
-- @see https://github.com/xmake-io/xmake/issues/4176
if target:is_plat("windows") and target:is_binary() then
if target:has_tool("cxx", "clang_cl") then
local clang_cl = target:toolchain("clang-cl")
if clang_cl then
local envs = clang_cl:runenvs()
local vscmd_ver = envs and envs.VSCMD_VER
if vscmd_ver and semver.match(vscmd_ver):ge("17.7") then
local clang_cl_tool = assert(find_tool("clang-cl", {envs = envs}), "clang-cl not found!")
target:add("runenvs", "PATH", path.directory(clang_cl_tool.program))
end
end
else
local msvc = target:toolchain("msvc")
if msvc then
local envs = msvc:runenvs()
local vscmd_ver = envs and envs.VSCMD_VER
if vscmd_ver and semver.match(vscmd_ver):ge("17.7") then
local cl = assert(find_tool("cl", {envs = envs}), "cl not found!")
target:add("runenvs", "PATH", path.directory(cl.program))
end
end
end
end
end
end
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