clean cache for config

2 files changed, 22 insertions, 1 deletions

diff --git a/xmake/actions/config/main.lua b/xmake/actions/config/main.lua
index 9027573b2..468afbca4 100755
--- a/xmake/actions/config/main.lua
+++ b/xmake/actions/config/main.lua
@@ -34,6 +34,20 @@ function _option_filter(name)
     return name and name ~= "target" and name ~= "file" and name ~= "project" and name ~= "verbose" and name ~= "clean"
 end
 
+-- need clean the cached configure?
+function _need_clean_cache()
+
+    -- the host has been changed? clean it
+    if config.host() ~= vformat("$(host)") then
+        return true
+    end
+
+    -- the plat has been changed? clean it
+    if option.get("plat") and config.plat() and option.get("plat") ~= config.plat() then
+        return true
+    end
+end
+
 -- main
 function main()
 
@@ -52,7 +66,7 @@ function main()
     config.load(targetname)
 
     -- clean the cached configure?
-    if option.get("clean") then
+    if option.get("clean") or _need_clean_cache() then
         
         -- clean it
         config.clean()
diff --git a/xmake/core/sandbox/modules/import/core/project/config.lua b/xmake/core/sandbox/modules/import/core/project/config.lua
index 2d2820f4a..2c43c2696 100644
--- a/xmake/core/sandbox/modules/import/core/project/config.lua
+++ b/xmake/core/sandbox/modules/import/core/project/config.lua
@@ -63,6 +63,13 @@ function sandbox_core_project_config.mode()
     return config.get("mode")
 end
 
+-- get the current host
+function sandbox_core_project_config.host()
+
+    -- get it 
+    return config.get("host")
+end
+
 -- get the configure directory
 function sandbox_core_project_config.directory()