X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=util%2Foptions.c;h=0c7aa81b1feecbe5455f4da87aeb50a4a22e6362;hb=33ec719e54ba8b5cc86c7745ebcbcfa572eb3e0d;hp=ebe1b93d690554290941953d1f0c5908673b3a33;hpb=f26c147b7e348a8e0b91364f4a4d100dc1832467;p=yaz-moved-to-github.git

diff --git a/util/options.c b/util/options.c
index ebe1b93..0c7aa81 100644
--- a/util/options.c
+++ b/util/options.c
@@ -1,10 +1,26 @@
 /*
- * Copyright (C) 1994, Index Data I/S 
- * All rights reserved.
+ * Copyright (c) 1995, Index Data
+ * See the file LICENSE for details.
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: options.c,v $
- * Revision 1.1  1995-03-27 08:35:18  quinn
+ * Revision 1.6  1997-09-01 08:54:13  adam
+ * New windows NT/95 port using MSV5.0. Made prefix query handling
+ * thread safe. The function options ignores empty arguments when met.
+ *
+ * Revision 1.5  1995/12/06 13:00:19  adam
+ * Minus alone not treated as an option.
+ *
+ * Revision 1.4  1995/09/29  17:12:35  quinn
+ * Smallish
+ *
+ * Revision 1.3  1995/09/27  15:03:03  quinn
+ * Modified function heads & prototypes.
+ *
+ * Revision 1.2  1995/05/16  08:51:13  quinn
+ * License, documentation, and memory fixes
+ *
+ * Revision 1.1  1995/03/27  08:35:18  quinn
  * Created util library
  * Added memory debugging module. Imported options-manager
  *
@@ -30,7 +46,13 @@ int options (const char *desc, char **argv, int argc, char **arg)
         return -2;
     if (arg_off == 0)
     {
-        if (argv[arg_no][0] != '-')
+        while (argv[arg_no][0] == '\0')
+        {
+            arg_no++;
+            if (arg_no >= argc)
+                return -2;
+        }
+        if (argv[arg_no][0] != '-' || argv[arg_no][1] == '\0')
         {
             *arg = argv[arg_no++];
             return 0;