From 22ee4e17de8f06f5c8dcd76c80867b1b06b2d201 Mon Sep 17 00:00:00 2001
From: bakabaka9405 <2677423642@qq.com>
Date: Thu, 14 May 2026 17:35:52 +0800
Subject: fix: expand builtin variables before calling path.is_absolute in
 add_moduledirs

---
 tests/apis/add_moduledirs/test.lua  |  3 +++
 tests/apis/add_moduledirs/xmake.lua | 15 +++++++++++++++
 xmake/core/project/project.lua      | 33 +++++++++++++--------------------
 3 files changed, 31 insertions(+), 20 deletions(-)
 create mode 100644 tests/apis/add_moduledirs/test.lua
 create mode 100644 tests/apis/add_moduledirs/xmake.lua

diff --git a/tests/apis/add_moduledirs/test.lua b/tests/apis/add_moduledirs/test.lua
new file mode 100644
index 000000000..8910e4e96
--- /dev/null
+++ b/tests/apis/add_moduledirs/test.lua
@@ -0,0 +1,3 @@
+function main()
+    os.exec("xmake foo")
+end
diff --git a/tests/apis/add_moduledirs/xmake.lua b/tests/apis/add_moduledirs/xmake.lua
new file mode 100644
index 000000000..9508ce94c
--- /dev/null
+++ b/tests/apis/add_moduledirs/xmake.lua
@@ -0,0 +1,15 @@
+add_moduledirs("$(projectdir)/test")
+add_moduledirs("test")
+
+task("foo")
+    set_category("plugin")
+    on_run(function()
+        local modules = import("core.sandbox.module")
+		for _, dir in ipairs(modules.directories()) do
+			print(dir)
+		end
+    end)
+    set_menu {
+        usage = "xmake foo",
+        description = "Print all modules"
+    }
\ No newline at end of file
diff --git a/xmake/core/project/project.lua b/xmake/core/project/project.lua
index 2ea22e655..ff770ced0 100644
--- a/xmake/core/project/project.lua
+++ b/xmake/core/project/project.lua
@@ -168,27 +168,28 @@ function project._api_get_config(interp, name)
     return value
 end
 
+-- translate directory path for custom project apis
+function project._translate_directory(interp, dir)
+    dir = interp:filter():handle(dir)
+    if not path.is_absolute(dir) then
+        dir = path.absolute(dir, interp:scriptdir())
+    end
+    return dir
+end
+
 -- add module directories
 function project._api_add_moduledirs(interp, ...)
-    local scriptdir = project.interpreter():scriptdir()
     for _, dir in ipairs({...}) do
-        local dir = dir
-        if not path.is_absolute(dir) then
-            dir = path.absolute(dir, scriptdir)
-        end
+        local dir = project._translate_directory(interp, dir)
         sandbox_module.add_directories(dir)
     end
 end
 
 -- add plugin directories load all plugins from the given directories
 function project._api_add_plugindirs(interp, ...)
-    local scriptdir = project.interpreter():scriptdir()
     local plugindirs = {}
     for _, dir in ipairs({...}) do
-        local dir = dir
-        if not path.is_absolute(dir) then
-            dir = path.absolute(dir, scriptdir)
-        end
+        local dir = project._translate_directory(interp, dir)
         table.insert(plugindirs, dir .. "/*")
     end
     interp:api_builtin_includes(plugindirs)
@@ -196,24 +197,16 @@ end
 
 -- add platform directories
 function project._api_add_platformdirs(interp, ...)
-    local scriptdir = project.interpreter():scriptdir()
     for _, dir in ipairs({...}) do
-        local dir = dir
-        if not path.is_absolute(dir) then
-            dir = path.absolute(dir, scriptdir)
-        end
+        local dir = project._translate_directory(interp, dir)
         platform.add_directories(dir)
     end
 end
 
 -- add toolchain directories
 function project._api_add_toolchaindirs(interp, ...)
-    local scriptdir = project.interpreter():scriptdir()
     for _, dir in ipairs({...}) do
-        local dir = dir
-        if not path.is_absolute(dir) then
-            dir = path.absolute(dir, scriptdir)
-        end
+        local dir = project._translate_directory(interp, dir)
         toolchain.add_directories(dir)
         -- auto-register modules directories under each toolchain
         -- e.g. toolchains/my-c6000/modules/ will be added as module search path
-- 
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