Req #53173 [NEW]: shm_stat to get total & free

From: Operating system: Linux PHP version: Irrelevant Package: Semaphore related Bug Type: Feature/Change Request Bug description:shm_stat to get total & free Description: ------------ Adding function to get total size of memory and to get free size of memory of the opened shm segment. Test script: --------------- From test script: // test errors var_dump(shm_stat()); var_dump(shm_stat(1)); var_dump(shm_stat("")); // open shm segment $key = ftok(dirname(__FILE__)."/008.phpt", 't'); $shmId = shm_attach($key, 1024); var_dump($shmId); // first stat call var_dump(shm_stat($shmId)); // write data + stat var_dump(shm_put_var($shmId, 10, '10')); var_dump(shm_put_var($shmId, 20, '20')); var_dump(shm_put_var($shmId, 30, '30')); var_dump(shm_stat($shmId)); // remove data + stat var_dump(shm_remove_var($shmId, 20)); var_dump(shm_stat($shmId)); // re-open shm segment with different size + stat var_dump(shm_detach($shmId)); $shmId = shm_attach($key, 10240); var_dump($shmId); var_dump(shm_stat($shmId)); // remove shm segment + stat var_dump(shm_remove($shmId)); var_dump(shm_stat($shmId)); echo "Done\n"; Expected result: ---------------- Warning: shm_stat() expects exactly 1 parameter, 0 given in %s on line %d bool(false) Warning: shm_stat() expects parameter 1 to be resource, integer given in %s on line %d bool(false) Warning: shm_stat() expects parameter 1 to be resource, string given in %s on line %d bool(false) resource(%d) of type (sysvshm) array(2) { ["total"]=> int(1024) ["free"]=> int(%d) } bool(true) bool(true) bool(true) array(2) { ["total"]=> int(1024) ["free"]=> int(%d) } bool(true) array(2) { ["total"]=> int(1024) ["free"]=> int(%d) } bool(true) resource(%d) of type (sysvshm) array(2) { ["total"]=> int(1024) ["free"]=> int(%d) } bool(true) array(2) { ["total"]=> int(1024) ["free"]=> int(%d) } Done -- Edit bug report at http://bugs.php.net/bug.php?id=53173&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=53173&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=53173&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=53173&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=53173&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=53173&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=53173&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=53173&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=53173&r=needscript Try newer version: http://bugs.php.net/fix.php?id=53173&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=53173&r=support Expected behavior: http://bugs.php.net/fix.php?id=53173&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=53173&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=53173&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=53173&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=53173&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=53173&r=dst IIS Stability: http://bugs.php.net/fix.php?id=53173&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=53173&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=53173&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=53173&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=53173&r=mysqlcfg