cst_val *cst_args(char **argv, int argc,
const char *description,
cst_features *args)
{
/* parses the given arguments wrt the description */
cst_features *op_types = new_features();
cst_val *files = NULL;
int i;
const char *type;
parse_description(description,op_types);
for (i=1; i<argc; i++)
{
if (argv[i][0] == '-')
{
if ((!feat_present(op_types,argv[i])) ||
(cst_streq("-h",argv[i])) ||
(cst_streq("-?",argv[i])) ||
(cst_streq("--help",argv[i])) ||
(cst_streq("-help",argv[i])))
parse_usage(argv[0],"","",description);
else
{
type = feat_string(op_types,argv[i]);
if (cst_streq("<binary>",type))
feat_set_string(args,argv[i],"true");
else
{
if (i+1 == argc)
parse_usage(argv[0],
"missing argument for ",argv[i],
description);
if (cst_streq("<int>",type))
feat_set_int(args,argv[i],atoi(argv[i+1]));
else if (cst_streq("<float>",type))
feat_set_float(args,argv[i],atof(argv[i+1]));
else if (cst_streq("<string>",type))
feat_set_string(args,argv[i],argv[i+1]);
else
parse_usage(argv[0],
"unknown arg type ",type,
description);
i++;
}
}
}
else
files = cons_val(string_val(argv[i]),files);
}
delete_features(op_types);
return val_reverse(files);
}
const char *item_feat_string(const cst_item *i,const char *name)
{
return feat_string(item_feats(i),name);
}
