php_stream_from_zval will verify the resource and return from the
function if it is not a resource.
If you just want to check and not have it return, use the
php_stream_from_zval_no_verify() macro instead (same parameters).
--Wez.
On Wed, 4 Jun 2003, Hartmut Holzgraefe wrote:
> + switch (Z_TYPE_P(what)) {
> + case IS_STRING:
> + break;
> + case IS_RESOURCE:
> + {
> + php_stream *stream;
> +
> + php_stream_from_zval(stream, &what);
> + if (stream) {
> + break;
> + }
> + }
> + /* fallthru if not a stream resource */
> + default:
> + php_error_docref(NULL TSRMLS_CC, E_WARNING, "can only process string
> or stream arguments");
> + break;
> + }
--
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