Remove asymetrical word processing in query and text

diff --git a/contrib/tsearch/query.c b/contrib/tsearch/query.c
index bcf2e0d83c47e95974d9a2e8d6dbe3188e74e538..88b7f7e4cb236f372ab6ac48a37889624f8daeb5 100644 (file)
--- a/contrib/tsearch/query.c
+++ b/contrib/tsearch/query.c
@@ -240,9 +240,18 @@ pushval_morph(QPRS_STATE * state, int typeval, char *strval, int lenval)
        lemm = lemmatize(token, &lenlemm, type);
        if (lemm)
        {
+           if ( lemm==token ) {
+               char *ptrs=token,*ptrd;
+               ptrd = lemm = palloc(lenlemm+1);
+               while(ptrs-token
+                   *ptrd = tolower((unsigned char) *ptrs);
+                   ptrs++;
+                   ptrd++;
+               }
+               *ptrd='\0';
+           }   
            pushval_asis(state, VAL, lemm, lenlemm);
-           if (lemm != token)
-               pfree(lemm);
+           pfree(lemm);
        }
        else
            pushval_asis(state, VALTRUE, 0, 0);