add generate moduledeps stub

2 files changed, 33 insertions, 0 deletions

diff --git a/xmake/rules/c++/modules/moduledeps.lua b/xmake/rules/c++/modules/moduledeps.lua
new file mode 100644
index 000000000..25842c9f7
--- /dev/null
+++ b/xmake/rules/c++/modules/moduledeps.lua
@@ -0,0 +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      ruki
+-- @file        moduledeps.lua
+--
+
+-- generate module deps
+function generate(target, sourcebatch, opt)
+end
+
diff --git a/xmake/rules/c++/modules/xmake.lua b/xmake/rules/c++/modules/xmake.lua
index 53a7899d0..0e1e99d5d 100644
--- a/xmake/rules/c++/modules/xmake.lua
+++ b/xmake/rules/c++/modules/xmake.lua
@@ -21,6 +21,15 @@
 -- define rule: c++.build.modules
 rule("c++.build.modules")
     set_extensions(".mpp", ".mxx", ".cppm", ".ixx")
+    before_build(function (target, opt)
+        local sourcebatches = target:sourcebatches()
+        if sourcebatches then
+            local sourcebatch = sourcebatches["c++.build.modules"]
+            if sourcebatch then
+                import("moduledeps").generate(target, sourcebatch, opt)
+            end
+        end
+    end)
     before_build_files(function (target, batchjobs, sourcebatch, opt)
         -- we disable to build across targets in parallel, because the source files may depend on other target modules
         -- @note we cannot set it in on_load, because it will affect all c++ projects