1 files changed, 24 insertions, 1 deletions
diff --git a/xmake/core/package/package.lua b/xmake/core/package/package.lua
index 9a69ddc58..f6afc7845 100644
--- a/xmake/core/package/package.lua
+++ b/xmake/core/package/package.lua
@@ -182,7 +182,7 @@ end
 function _instance:installdir(...)
     
     -- make the given install directory
-    local dir = path.join(self:directory(), "install", ...)
+    local dir = path.join(self:cachedir(), "install", ...)
 
     -- ensure the install directory
     if not os.isdir(dir) then
@@ -191,6 +191,16 @@ function _instance:installdir(...)
     return dir
 end
 
+-- get the prefix directory
+function _instance:prefixdir(...)
+    return package.prefixdir(self:from("global"), ...)
+end
+
+-- get the prefix info file
+function _instance:prefixfile()
+    return path.join(self:prefixdir(".info"), self:name() .. "-" .. (self:version_str() or "") .. ".txt")
+end
+
 -- get the downloaded original file
 function _instance:originfile()
     return self._ORIGINFILE
@@ -540,6 +550,19 @@ function package.cachedir()
     return path.join(global.directory(), "cache", "packages")
 end
 
+-- get the prefix directory
+function package.prefixdir(is_global, ...)
+
+    -- make the given prefix directory
+    local dir = path.join(package.directory(is_global), "prefix", config.get("plat") or os.host(), config.get("arch") or os.arch(), ...)
+
+    -- ensure the prefix directory
+    if not os.isdir(dir) then
+        os.mkdir(dir)
+    end
+    return dir
+end
+
 -- load the package from the system directories
 function package.load_from_system(packagename)