#21815 [Asn->Csd]: Buffer loss with fpassthru on popen

ID: 21815 Updated by: wez@php.net Reported By: stefan@fostam.franken.de -Status: Assigned +Status: Closed Bug Type: Filesystem function related Operating System: Linux 2.4 PHP Version: 4.3.0 Assigned To: wez New Comment: This bug has been fixed in CVS. In case this was a PHP problem, snapshots of the sources are packaged every three hours; this change will be in the next snapshot. You can grab the snapshot at http://snaps.php.net/. In case this was a documentation problem, the fix will show up soon at http://www.php.net/manual/. In case this was a PHP.net website problem, the change will show up on the PHP.net site and on the mirror sites in short time. Thank you for the report, and for helping us make PHP better. Fix will be in PHP 4.3.1, due soon. Previous Comments: ------------------------------------------------------------------------ [2003-01-22 04:53:47] wez@php.net I know what the problem is -> assigning to myself ------------------------------------------------------------------------ [2003-01-22 04:01:43] stefan@fostam.franken.de When calling fpassthru() on a file pointer opened with popen(), it fails if there has been already read from that pointer. $fp = popen("/bin/ls /", "r"); if ($fp) { $line = fgets($fp, 1024); print $line; fpassthru($fp); } Results in the following error: fpassthru(): 77 bytes of buffered data lost during conversion to FILE*! The same script works fine with php 4.2.3. It also works fine if there hasn't been read from the file before (i.e. omitting the fgets() line in above example). ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=21815&edit=1