modify build file api

1 files changed, 4 insertions, 4 deletions

diff --git a/manual.md b/manual.md
index 1fdb0203..15a7d15e 100644
--- a/manual.md
+++ b/manual.md
@@ -4002,7 +4002,7 @@ add_files("xmlhelper.cpp", {rule = "win.sdk.dotnet"})
 ```lua
 rule("markdown")
     set_extensions(".md", ".markdown")
-    on_build_file(function (target, sourcefile)
+    on_build_file(function (target, sourcefile, opt)
         os.cp(sourcefile, path.join(target:targetdir(), path.basename(sourcefile) .. ".html"))
     end)
 ```
@@ -4023,7 +4023,7 @@ rule("markdown")
 -- 定义一个markdown文件的构建规则
 rule("markdown")
     set_extensions(".md", ".markdown")
-    on_build_file(function (target, sourcefile)
+    on_build_file(function (target, sourcefile, opt)
         os.cp(sourcefile, path.join(target:targetdir(), path.basename(sourcefile) .. ".html"))
     end)
 
@@ -4125,9 +4125,9 @@ rule("markdown")
 
 ```lua
 rule("markdown")
-    on_build_files(function (target, sourcefiles)
+    on_build_files(function (target, sourcebatch, opt)
         -- build some source files
-        for _, sourcefile in ipairs(sourcefiles) do
+        for _, sourcefile in ipairs(sourcebatch.sourcefiles) do
             -- ...
         end
     end)