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Bug #29663 php://stdin does not wait for input after first run
Submitted: 2004-08-13 21:22 UTC Modified: 2005-02-12 09:54 UTC
From: tomsommer@php.net Assigned:
Status: Not a bug Package: CGI/CLI related
PHP Version: 5.0.1 OS: Win32 & Linux
Private report: No CVE-ID: None
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 [2004-08-13 21:22 UTC] tomsommer@php.net
Description:
------------
The code below works in PHP4, but not in PHP 5.0.1

After first being prompted for stdin input and clicking enter the rest of the loop finishes without waiting for user interaction

Run the code below in CLI.
Enter "foo"[ENTER]

Reproduced in both Win32 and Linux

Reproduce code:
---------------
<?php
    for($i = 0; $i <= 10; $i++ ) {
        echo 'Please enter a number: ';
        $fp = fopen('php://stdin', 'r');
        $answr = trim(fgets($fp, 1024));
        var_dump($answr);
        fclose($fp);
    }
?>

Expected result:
----------------
Please enter something: foo
string(3) "foo"
Please enter something: 

Actual result:
--------------
Please enter something: foo
string(3) "foo"
Please enter something: string(0) ""
Please enter something: string(0) ""
Please enter something: string(0) ""
Please enter something: string(0) ""
Please enter something: string(0) ""
Please enter something: string(0) ""
Please enter something: string(0) ""
Please enter something: string(0) ""
Please enter something: string(0) ""
Please enter something: string(0) ""

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AllCommentsChangesGit/SVN commitsRelated reports
 [2004-08-13 21:40 UTC] tomsommer@php.net
Using the STDIN constant works.
Removing fclose() in the above example does not solve the problem.
 [2004-08-13 22:42 UTC] tomsommer@php.net
Apparently this in intended behaviour for CLI scripts.
 [2005-02-12 04:04 UTC] cellog@php.net
This is a major BC break with PHP 4, and breaks the PEAR installer's PEAR_Frontend_CLI::userDialog() function.

I strongly suggest reconsidering the "bogus" mark
 [2005-02-12 09:54 UTC] wez@php.net
Sorry Greg, it's not going to change (plus it's already in the wild; you'll need to fix PEAR regardless).
 
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