Function format_function_arguments_old

src/bin/pg_dump/pg_dump.c:13152–13216

* format_function_arguments_old: generate function name and argument list * * The argument type names are qualified if needed. The function name * is never qualified. * * This is used only with pre-GPDB 5.0 servers, so we aren't expecting to see * DEFAULT arguments. * * Any or all of allargtypes, argmodes, argnames may be NULL. */

 * Any or all of allargtypes, argmodes, argnames may be NULL.
 */
static char *
format_function_arguments_old(Archive *fout,
							  const FuncInfo *finfo, int nallargs,
							  char **allargtypes,
							  char **argmodes,
							  char **argnames)
{
	PQExpBufferData fn;
	int			j;

	initPQExpBuffer(&fn);
	appendPQExpBuffer(&fn, "%s(", fmtId(finfo->dobj.name));
	for (j = 0; j < nallargs; j++)
	{
		Oid			typid;
		const char *typname;
		const char *argmode;
		const char *argname;

		typid = allargtypes ? atooid(allargtypes[j]) : finfo->argtypes[j];
		typname = getFormattedTypeName(fout, typid, zeroIsError);

		if (argmodes)
		{
			switch (argmodes[j][0])
			{
				case PROARGMODE_IN:
					argmode = "";
					break;
				case PROARGMODE_OUT:
					argmode = "OUT ";
					break;
				case PROARGMODE_INOUT:
					argmode = "INOUT ";
					break;
				case PROARGMODE_VARIADIC:
					argmode = "VARIADIC ";
					break;
				case PROARGMODE_TABLE:
					/* skip table column's names */
					free((void *)typname);
					continue;
				default:
					pg_log_warning("bogus value in proargmodes array");
					argmode = "";
					break;
			}
		}
		else
			argmode = "";

		argname = argnames ? argnames[j] : (char *) NULL;
		if (argname && argname[0] == '\0')
			argname = NULL;

		appendPQExpBuffer(&fn, "%s%s%s%s%s",
						  (j > 0) ? ", " : "",
						  argmode,