improve find_tool

1 files changed, 8 insertions, 3 deletions

diff --git a/xmake/modules/lib/detect/find_tool.lua b/xmake/modules/lib/detect/find_tool.lua
index ddf96753e..dc30b314a 100644
--- a/xmake/modules/lib/detect/find_tool.lua
+++ b/xmake/modules/lib/detect/find_tool.lua
@@ -33,16 +33,21 @@ function _find_from_modules(name, opt)
         if program then
             return {name = toolname or name, program = program, version = version}
         end
+        return false
     end
+    return nil
 end
 
 -- find tool
 function _find_tool(name, opt)
     local toolname = find_toolname(name or opt.program)
     if toolname then
-        local tool = _find_from_modules(toolname, opt)
-        if tool then
-            return tool
+        local result = _find_from_modules(toolname, opt)
+        if result then
+            return result
+        elseif result == false then
+            -- find_xxx.lua exists, but program not found
+            return
         end
     end