X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Frank1.c;h=0b1ddfb176b6b73dc9b108c701d223a47df9731e;hb=44082770642275dd993aa621d9dc5c5b0dc454d3;hp=c79edeaf241fe74a2e05025e81977204ec616676;hpb=39cb125e7755c6058a93dada8d5172804213cf8e;p=idzebra-moved-to-github.git

diff --git a/index/rank1.c b/index/rank1.c
index c79edea..0b1ddfb 100644
--- a/index/rank1.c
+++ b/index/rank1.c
@@ -1,6 +1,6 @@
-/* $Id: rank1.c,v 1.21 2004-11-29 21:55:25 adam Exp $
-   Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004
-   Index Data Aps
+/* $Id: rank1.c,v 1.25 2005-06-14 20:28:54 adam Exp $
+   Copyright (C) 1995-2005
+   Index Data ApS
 
 This file is part of the Zebra server.
 
@@ -24,7 +24,8 @@ Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #include <assert.h>
 #ifdef WIN32
 #include <io.h>
-#else
+#endif
+#if HAVE_UNISTD_H
 #include <unistd.h>
 #endif
 
@@ -56,9 +57,11 @@ struct rank_set_info {
     NMEM nmem;
 };
 
-static int log2_int (unsigned g)
+static int log2_int (zint g)
 {
     int n = 0;
+    if (g < 0)
+	return 0;
     while ((g = g>>1))
 	n++;
     return n;