From:             xrstf-misc at yahoo dot com
Operating system: Linux (ARM)
PHP version:      5.4.5
Package:          Sockets related
Bug Type:         Bug
Bug description:stream_socket_accept does not block

Description:
------------
I'm opening a socket on 0.0.0.0, port 8080 (doesn't matter) and then I'm
trying 
to accept incoming connections. For this, the stream_socket_accept()
function 
should block and wait for connections.

This works on Windows and Linux (x86), but on ARM it fails. For some
reason, the 
functions returns immediately, generating a warning:

  stream_socket_accept(): accept failed: Connection timed out

Setting the timeout in my testscript to 0 doesn't change anything. Setting
the 
timeout to a non-infinite one like 10 seconds makes the function block
correctly 
for 10 seconds.

The problem occurs in all PHP 5.4 versions. I didn't test 5.3 or earlier.

Test script:
---------------
<?php

$addr   = "tcp://0.0.0.0:8080";
$errno  = null;
$errstr = null;

print "\n";
print "  > Creating socket @ $addr...";
$socket = stream_socket_server($addr, $errno, $errstr);

if ($socket === false) {
    print " ERROR: $errstr ($errno)\n\n";
    exit(2);
}

print " OK :)\n";
print "  > Accepting incoming connections (listening)...";
$conn = stream_socket_accept($socket, -1);
print "    ERROR: should not have reached this point!\n\n";
exit(1);

Expected result:
----------------
The script should stop and wait at the stream_socket_accept() call forever.

Actual result:
--------------
The function returns false and throws a warning.

-- 
Edit bug report at https://bugs.php.net/bug.php?id=62816&edit=1
-- 
Try a snapshot (PHP 5.4):            
https://bugs.php.net/fix.php?id=62816&r=trysnapshot54
Try a snapshot (PHP 5.3):            
https://bugs.php.net/fix.php?id=62816&r=trysnapshot53
Try a snapshot (trunk):              
https://bugs.php.net/fix.php?id=62816&r=trysnapshottrunk
Fixed in SVN:                        
https://bugs.php.net/fix.php?id=62816&r=fixed
Fixed in SVN and need be documented: 
https://bugs.php.net/fix.php?id=62816&r=needdocs
Fixed in release:                    
https://bugs.php.net/fix.php?id=62816&r=alreadyfixed
Need backtrace:                      
https://bugs.php.net/fix.php?id=62816&r=needtrace
Need Reproduce Script:               
https://bugs.php.net/fix.php?id=62816&r=needscript
Try newer version:                   
https://bugs.php.net/fix.php?id=62816&r=oldversion
Not developer issue:                 
https://bugs.php.net/fix.php?id=62816&r=support
Expected behavior:                   
https://bugs.php.net/fix.php?id=62816&r=notwrong
Not enough info:                     
https://bugs.php.net/fix.php?id=62816&r=notenoughinfo
Submitted twice:                     
https://bugs.php.net/fix.php?id=62816&r=submittedtwice
register_globals:                    
https://bugs.php.net/fix.php?id=62816&r=globals
PHP 4 support discontinued:          
https://bugs.php.net/fix.php?id=62816&r=php4
Daylight Savings:                    https://bugs.php.net/fix.php?id=62816&r=dst
IIS Stability:                       
https://bugs.php.net/fix.php?id=62816&r=isapi
Install GNU Sed:                     
https://bugs.php.net/fix.php?id=62816&r=gnused
Floating point limitations:          
https://bugs.php.net/fix.php?id=62816&r=float
No Zend Extensions:                  
https://bugs.php.net/fix.php?id=62816&r=nozend
MySQL Configuration Error:           
https://bugs.php.net/fix.php?id=62816&r=mysqlcfg

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