improve to save depfiles for cl

1 files changed, 59 insertions, 0 deletions

diff --git a/xmake/modules/private/tools/cl/parse_include.lua b/xmake/modules/private/tools/cl/parse_include.lua
new file mode 100644
index 000000000..373aa0fdf
--- /dev/null
+++ b/xmake/modules/private/tools/cl/parse_include.lua
@@ -0,0 +1,59 @@
+--!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) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        parse_include.lua
+--
+
+-- imports
+import("core.project.project")
+import("core.base.hashset")
+
+-- contain: "Note: including file: "?
+--
+-- @note we cannot get better solution to distinguish between `includes` and `error infos`
+--
+function main(line)
+
+    -- init notes
+    --
+    -- TODO zh-tw, zh-hk, jp, ...
+    --
+    _g.notes = _g.notes or
+    {
+        "Note: including file: "
+    ,   "注意: 包含文件: "
+    }
+
+    -- contain notes?
+    for idx, note in ipairs(_g.notes) do
+
+        -- dump line bytes
+        --[[
+        print(line)
+        line:gsub(".", function (ch) print(string.byte(ch)) end)
+        --]]
+
+        if line:startswith(note) then
+            -- optimization: move this note to head
+            if idx ~= 1 then
+                table.insert(_g.notes, 1, note)
+            end
+            return line:sub(#note):trim()
+        end
+    end
+end
+