improve hash

2 files changed, 9 insertions, 3 deletions

diff --git a/xmake/core/base/hash.lua b/xmake/core/base/hash.lua
index e846ba302..9d7ca40ed 100644
--- a/xmake/core/base/hash.lua
+++ b/xmake/core/base/hash.lua
@@ -120,9 +120,14 @@ end
 
 -- generate hash32 from string, e.g. "91e8ecf1"
 function hash.strhash32(str)
-    local data = libc.ptraddr(libc.dataptr(str))
-    local size = #str
-    return hash._xxhash(32, data, size)
+    if hash._rand32 then
+        local data = libc.ptraddr(libc.dataptr(str))
+        local size = #str
+        return hash._xxhash(32, data, size)
+    else
+        -- we need to be compatible with the old binary core (<= v3.0.3)
+        return hash.uuid4(str):split("-", {plain = true})[1]:lower()
+    end
 end
 
 -- generate hash64 from string, e.g. "91e8ecf191e8ecf1"
diff --git a/xmake/core/base/os.lua b/xmake/core/base/os.lua
index 8f56aa8e0..e6422c549 100644
--- a/xmake/core/base/os.lua
+++ b/xmake/core/base/os.lua
@@ -1305,6 +1305,7 @@ end
 function os.getenvs()
     local envs = os._getenvs()
     if envs then
+        -- we need to be compatible with the old binary core, if it's array (<= v3.0.3)
         if envs[1] ~= nil then
             local result = {}
             for _, line in ipairs(envs) do