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#include "awk.h"
int plugin_is_GPL_compatible;
static NODE *
do_check_arg(int nargs)
{
int ret = 0;
NODE *arg1, *arg2, *arg3;
printf("arg count: defined = 3, supplied = %d\n", nargs);
arg1 = get_scalar_argument(0, false);
arg2 = get_array_argument(1, false);
arg3 = get_scalar_argument(2, true); /* optional */
if (nargs > 3) {
/* try to use an extra arg */
NODE *arg4;
arg4 = get_array_argument(3, true);
printf("Shouldn't see this line\n");
}
if (arg3 != NULL) {
printf("3rd arg present\n");
if (arg3->type != Node_val)
printf("3nd arg type = %s (*** NOT OK ***)\n", nodetype2str(arg3->type));
} else
printf("no 3rd arg\n");
if (arg2 != NULL) {
if (arg2->type != Node_var_array)
printf("2nd arg type = %s (*** NOT OK ***)\n", nodetype2str(arg2->type));
} else
printf("2nd arg missing (NULL) (*** NOT OK ***)\n");
if (arg1 != NULL) {
if (arg1->type != Node_val)
printf("1st arg type = %s (*** NOT OK ***)\n", nodetype2str(arg1->type));
} else
printf("1st arg missing (NULL) (*** NOT OK ***)\n");
printf("\n");
/* Set the return value */
return make_number((AWKNUM) ret);
}
/* dlload --- load new builtins in this library */
NODE *
dlload(tree, dl)
NODE *tree;
void *dl;
{
make_builtin("check_arg", do_check_arg, 3);
return make_number((AWKNUM) 0);
}
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