Bring the C and Python compute_hash functions into consistency

2014-06-07 06:55:27 +10:00 · 2014-06-07 06:55:27 +10:00 · de09caaa37
parent d72bc2713a
commit de09caaa37
1 changed files with 2 additions and 1 deletions
--- a/py/makeqstrdata.py
+++ b/py/makeqstrdata.py
@ -27,7 +27,8 @@ def compute_hash(qstr):
    hash = 5381
    for char in qstr:
        hash = (hash * 33) ^ ord(char)
-    return hash & 0xffff
+    # Make sure that valid hash is never zero, zero means "hash not computed"
+    return (hash & 0xffff) or 1

 def do_work(infiles):
    # read the qstrs in from the input files