[tools] fix bug.

2018-11-23 09:23:31 +08:00 · 2018-11-23 09:23:31 +08:00 · 3c9f58a7ab
parent 8206a5ddea
commit 3c9f58a7ab
1 changed files with 3 additions and 1 deletions
--- a/tools/utils.py
+++ b/tools/utils.py
@ -245,7 +245,9 @@ def ProjectInfo(env):
    return proj

 def VersionCmp(ver1, ver2):
-    la = ver1.split('.')
+    la=[];
+    if ver1:
+        la = ver1.split('.')
    lb = ver2.split('.')
    f = 0
    if len(la) > len(lb):