#45303 [NEW]: Opening php:// wrapper in append mode results in a warning

From: nforbes@php.net Operating system: Linux (Debian) PHP version: 5.2CVS-2008-06-18 (CVS) PHP Bug Type: Streams related Bug description: Opening php:// wrapper in append mode results in a warning Description: ------------ When attempting to fopen any php:// wrapper in append mode (which should be equivalent to writing), PHP gives the following warning before returning the resource: fopen(): cannot seek on a pipe The resource returned behaves properly. Reproduce code: --------------- <?php var_dump(fopen("php://stdout", "a")); var_dump(fopen("php://stdin", "a")); var_dump(fopen("php://stderr", "a")); ?> Expected result: ---------------- Warning: fopen(): cannot seek on a pipe in <...> on line 2 resource(5) of type (stream) Warning: fopen(): cannot seek on a pipe in <...> on line 3 resource(6) of type (stream) Warning: fopen(): cannot seek on a pipe in <...> on line 4 resource(7) of type (stream) Actual result: -------------- resource(5) of type (stream) resource(6) of type (stream) resource(7) of type (stream) -- Edit bug report at http://bugs.php.net/?id=45303&edit=1 -- Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=45303&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=45303&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=45303&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=45303&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=45303&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=45303&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=45303&r=needscript Try newer version: http://bugs.php.net/fix.php?id=45303&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=45303&r=support Expected behavior: http://bugs.php.net/fix.php?id=45303&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=45303&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=45303&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=45303&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=45303&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=45303&r=dst IIS Stability: http://bugs.php.net/fix.php?id=45303&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=45303&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=45303&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=45303&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=45303&r=mysqlcfg