X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=src%2Foptions.c;h=d0811a97731a708262e59a7c83476aee19e5d665;hb=8fba4cf2cac1cc543aa4c1063c78b449ebac44a7;hp=e9e2f68027ed5d7855466873cd5746de2f463ea1;hpb=2788a4851b551e1a3efb320a2878b809f2d8a9d7;p=yaz-moved-to-github.git

diff --git a/src/options.c b/src/options.c
index e9e2f68..d0811a9 100644
--- a/src/options.c
+++ b/src/options.c
@@ -1,5 +1,5 @@
 /* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2009 Index Data
+ * Copyright (C) 1995-2011 Index Data
  * See the file LICENSE for details.
  */
 /**
@@ -15,23 +15,23 @@
 #include <yaz/options.h>
 
 static int arg_no = 1;
-static int arg_off = 0;
+static size_t arg_off = 0;
 
-int options (const char *desc, char **argv, int argc, char **arg)
+int options(const char *desc, char **argv, int argc, char **arg)
 {
     const char *opt_buf = 0;
     size_t i = 0;
     int ch = 0;
     
     if (arg_no >= argc)
-        return -2;
+        return YAZ_OPTIONS_EOF;
     if (arg_off == 0)
     {
         while (argv[arg_no][0] == '\0')
         {
             arg_no++;
             if (arg_no >= argc)
-                return -2;
+                return YAZ_OPTIONS_EOF;
         }
         if (argv[arg_no][0] != '-' || argv[arg_no][1] == '\0')
         {
@@ -66,7 +66,7 @@ int options (const char *desc, char **argv, int argc, char **arg)
         }
         if (desc[i] == ':')
         {       /* option with string argument */
-                type = desc[i++];
+            type = desc[i++];
         }
         if (desc_char == ch)
         { 
@@ -90,9 +90,7 @@ int options (const char *desc, char **argv, int argc, char **arg)
             }
             else /* option with no argument */
             {
-                if (argv[arg_no][arg_off])
-                    arg_off++;
-                else
+                if (!argv[arg_no][arg_off])
                 {
                     arg_off = 0;
                     arg_no++;
@@ -104,11 +102,12 @@ int options (const char *desc, char **argv, int argc, char **arg)
     *arg = argv[arg_no]+arg_off-1;
     arg_no = arg_no + 1;
     arg_off = 0;
-    return -1;
+    return YAZ_OPTIONS_ERROR;
 }
 /*
  * Local variables:
  * c-basic-offset: 4
+ * c-file-style: "Stroustrup"
  * indent-tabs-mode: nil
  * End:
  * vim: shiftwidth=4 tabstop=8 expandtab