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MolecularMass/MolecularMass.xs  view on Meta::CPAN

	CODE:
		RETVAL = verify_brackets(s);
	OUTPUT:
		RETVAL

void
parse_formula(s)
	char *s;
	PREINIT:
		Atom_count *i;
	PPCODE:
		i = parse_formula_c(s);

		if(i == NULL)
		{
		   /* do push nothing on the stack --
		      an empty list is implicitly returned */
		}
		else
		{
		   while(i != NULL)