2 files changed, 143 insertions, 89 deletions
diff --git a/xmake/rules/c++/modules/modules_support/common.lua b/xmake/rules/c++/modules/modules_support/common.lua
index 176d89c4b..b86ad8f1f 100644
--- a/xmake/rules/c++/modules/modules_support/common.lua
+++ b/xmake/rules/c++/modules/modules_support/common.lua
@@ -1,3 +1,24 @@
+--!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, TBOOX Open Source Group.
+--
+-- @author      Arthapz, ruki
+-- @file        common.lua
+--
+
+-- imports
 import("core.base.json")
 import("core.base.hashset")
 import("core.project.config")
@@ -5,95 +26,6 @@ import("core.tool.compiler")
 import("core.project.project")
 import("lib.detect.find_file")
 
-_g.stl_headers = {
-    "algorithm",
-    "forward_list",
-    "numbers",
-    "stop_token",
-    "any",
-    "fstream",
-    "numeric",
-    "streambuf",
-    "array",
-    "functional",
-    "optional",
-    "string",
-    "atomic",
-    "future",
-    "ostream",
-    "string_view",
-    "barrier",
-    "initializer_list",
-    "queue",
-    "bit",
-    "iomanip",
-    "random",
-    "syncstream",
-    "bitset",
-    "ios",
-    "ranges",
-    "system_error",
-    "charconv",
-    "iosfwd",
-    "ratio",
-    "thread",
-    "chrono",
-    "iostream",
-    "regex",
-    "tuple",
-    "codecvt",
-    "istream",
-    "scoped_allocator",
-    "typeindex",
-    "compare",
-    "iterator",
-    "semaphore",
-    "typeinfo",
-    "complex",
-    "latch",
-    "set",
-    "type_traits",
-    "concepts",
-    "limits",
-    "shared_mutex",
-    "unordered_map",
-    "condition_variable",
-    "list",
-    "source_location",
-    "unordered_set",
-    "coroutine",
-    "locale",
-    "span",
-    "utility",
-    "deque",
-    "map",
-    "spanstream",
-    "valarray",
-    "exception",
-    "memory",
-    "sstream",
-    "variant",
-    "execution",
-    "memory_resource",
-    "stack",
-    "vector",
-    "filesystem",
-    "mutex",
-    "version",
-    "format",
-    "new",
-    "type_traits",
-    "string_view",
-    "stdexcept"}
-
-function get_stl_headers()
-    return hashset.from(_g.stl_headers)
-end
-
-function is_stl_header(header)
-    return get_stl_headers():has(header)
-end
-
 function get_stlcache_dir(target)
     local stlcachedir = path.join(target:autogendir(), "stlmodules", "cache")
     if target:has_tool("cxx", "clang", "clangxx") then
diff --git a/xmake/rules/c++/modules/modules_support/stl_headers.lua b/xmake/rules/c++/modules/modules_support/stl_headers.lua
new file mode 100644
index 000000000..aa5cb497c
--- /dev/null
+++ b/xmake/rules/c++/modules/modules_support/stl_headers.lua
@@ -0,0 +1,122 @@
+--!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, TBOOX Open Source Group.
+--
+-- @author      Arthapz, ruki
+-- @file        stl_headers.lua
+--
+
+-- imports
+import("core.base.hashset")
+
+-- the stl headers list
+function _stl_headers()
+    return {
+    "algorithm",
+    "forward_list",
+    "numbers",
+    "stop_token",
+    "any",
+    "fstream",
+    "numeric",
+    "streambuf",
+    "array",
+    "functional",
+    "optional",
+    "string",
+    "atomic",
+    "future",
+    "ostream",
+    "string_view",
+    "barrier",
+    "initializer_list",
+    "queue",
+    "bit",
+    "iomanip",
+    "random",
+    "syncstream",
+    "bitset",
+    "ios",
+    "ranges",
+    "system_error",
+    "charconv",
+    "iosfwd",
+    "ratio",
+    "thread",
+    "chrono",
+    "iostream",
+    "regex",
+    "tuple",
+    "codecvt",
+    "istream",
+    "scoped_allocator",
+    "typeindex",
+    "compare",
+    "iterator",
+    "semaphore",
+    "typeinfo",
+    "complex",
+    "latch",
+    "set",
+    "type_traits",
+    "concepts",
+    "limits",
+    "shared_mutex",
+    "unordered_map",
+    "condition_variable",
+    "list",
+    "source_location",
+    "unordered_set",
+    "coroutine",
+    "locale",
+    "span",
+    "utility",
+    "deque",
+    "map",
+    "spanstream",
+    "valarray",
+    "exception",
+    "memory",
+    "sstream",
+    "variant",
+    "execution",
+    "memory_resource",
+    "stack",
+    "vector",
+    "filesystem",
+    "mutex",
+    "version",
+    "format",
+    "new",
+    "type_traits",
+    "string_view",
+    "stdexcept"}
+end
+
+-- get all stl headers
+function get_stl_headers()
+    local stl_headers = _g.stl_headers
+    if stl_headers == nil then
+        stl_headers = hashset.from(_stl_headers())
+        _g.stl_headers = stl_headers or false
+    end
+    return stl_headers or nil
+end
+
+-- is stl header?
+function is_stl_header(header)
+    return get_stl_headers():has(header)
+end
+