* Copyright (C) 1995-2007, Index Data ApS
* See the file LICENSE for details.
*
- * $Id: options.c,v 1.5 2007-01-03 08:42:15 adam Exp $
+ * $Id: options.c,v 1.6 2008-02-19 19:58:40 adam Exp $
*/
/**
* \file options.c
#endif
#include <stdlib.h>
-
+#include <string.h>
#include <yaz/options.h>
static int arg_no = 1;
int options (const char *desc, char **argv, int argc, char **arg)
{
- int ch, i = 0;
+ const char *opt_buf = 0;
+ int i = 0;
+ int ch = 0;
if (arg_no >= argc)
return -2;
*arg = argv[arg_no++];
return 0;
}
- arg_off++;
+ arg_off++; /* skip - */
+ }
+ if (argv[arg_no][1] == '-')
+ { /* long opt */
+ opt_buf = argv[arg_no]+2;
+ arg_off = strlen(argv[arg_no]);
+ }
+ else
+ { /* single char opt */
+ ch = argv[arg_no][arg_off++];
}
- ch = argv[arg_no][arg_off++];
while (desc[i])
{
int desc_char = desc[i++];
int type = 0;
+ while (desc[i] == '{')
+ {
+ int i0 = ++i;
+ while (desc[i] && desc[i] != '}')
+ i++;
+ if (opt_buf && (i - i0) == strlen(opt_buf) &&
+ memcmp(opt_buf, desc+i0, i - i0) == 0)
+ ch = desc_char;
+ if (desc[i])
+ i++;
+ }
if (desc[i] == ':')
{ /* string argument */
- type = desc[i++];
+ type = desc[i++];
}
if (desc_char == ch)
- { /* option with argument */
- if (type)
+ {
+ if (type) /* option with argument */
{
if (argv[arg_no][arg_off])
{
*arg = argv[arg_no]+arg_off;
arg_no++;
- arg_off = 0;
+ arg_off = 0;
}
else
{