clean cached configure

2 files changed, 15 insertions, 3 deletions

diff --git a/xmake/actions/config/main.lua b/xmake/actions/config/main.lua
index cf4498f46..650370087 100755
--- a/xmake/actions/config/main.lua
+++ b/xmake/actions/config/main.lua
@@ -37,6 +37,11 @@ end
 -- need check
 function _need_check()
 
+    -- clean?
+    if option.get("clean") then
+        return true
+    end
+
     -- the configure has been changed? reconfig it
     if config.changed() then
         return true
@@ -107,7 +112,9 @@ function main()
     end
 
     -- override configure from the options or cache 
-    options = options or cache.get("options_" .. targetname)
+    if not option.get("clean") then
+        options = options or cache.get("options_" .. targetname)
+    end
     for name, value in pairs(options) do
         config.set(name, value)
     end
@@ -133,7 +140,9 @@ function main()
     end
 
     -- merge the cached configure
-    config.load(targetname)
+    if not option.get("clean") then
+        config.load(targetname)
+    end
 
     -- load platform
     platform.load(config.plat())
diff --git a/xmake/actions/config/xmake.lua b/xmake/actions/config/xmake.lua
index fd3b5b584..98b0f213e 100755
--- a/xmake/actions/config/xmake.lua
+++ b/xmake/actions/config/xmake.lua
@@ -43,7 +43,10 @@ task("config")
                     -- options
                 ,   options = 
                     {
-                        {'p', "plat",       "kv", "$(host)",  "Compile for the given platform."                               
+                        {'c', "clean",      "k", nil,         "Clean the cached configure and configure all again."           }
+
+                    ,   {}
+                    ,   {'p', "plat",       "kv", "$(host)",  "Compile for the given platform."                               
 
                                                                 -- show the description of all platforms
                                                               , function ()