ID:               49040
 Updated by:       paj...@php.net
 Reported By:      sant9442 at gmail dot com
-Status:           Assigned
+Status:           Feedback
 Bug Type:         CGI related
 Operating System: win32 only - Windows XP
 PHP Version:      5.3.0
 Assigned To:      pajoye
 New Comment:

Poor decision to drop a more than 10 years old compiler? You must be
kidding.

About your extension, if you are serious about windows support you
should have a MSDN subscription which gives you VC9 licenses along other
tools. If it builds with vc8, it should build smoothly with vc9 as well.
I can give you a hand if necessary.

About the bug itself, please try a recent snapshot, this bug has been
fixed already (and it is not related to #49039 but #47318).


Previous Comments:
------------------------------------------------------------------------

[2009-07-23 20:24:25] sant9442 at gmail dot com

The report provided was with 5.3.1 VC9 build, the VC6 is not available
in the snapshots.

> Btw, when using FCGI, you should use VC9 builds anyway, 
> no matter which webserver you use.

Thats true, but we have a PHP extension and thus must support all PHP
versions.

However, with the PHP team final (poor) decision for 5.3 to only
support VC6 and VC9, and we don't have VS 2008 (VC9) and don't plan to
get it. We have VC6, VC8 (2005) as we are investing on VC10 (VS 2010)
instead of wasting time with VC9.   

If there is a 'Lite" version of the VC9 express we will look at this
further, but with 2010 currently in the labs we don't want to back track
to VC9.  Microsoft heard the concerns and VS 2010 promises to be the
"new VC6" and resolves most, if not all, the VC7, VC8, VC9 related
compatibility issues.

Until 5.3 issues with the command line is resolved in some official
timely manner, at this point we will not recommend PHP 5.3.0
installation for our intranet web server (http://www.santronics.com) nor
will release a production version of our PHP extension for it at this
time.

thanks for your comments

------------------------------------------------------------------------

[2009-07-23 20:01:16] paj...@php.net

I can't reproduce it here. Can you try with the vc9 builds please?

Btw, when using FCGI, you should use VC9 builds anyway, no matter which
webserver you use.

------------------------------------------------------------------------

[2009-07-23 19:51:16] sant9442 at gmail dot com

With this 5.3.1-dev binaries, source and debug symbols installed and
running:

  G:\files\php>cd php-5.3.1-dev-Win32
  G:\files\php\php-5.3.1-dev-Win32>php-cgi foobar\foobar.php

the JIT debugger shows the same fault source location in
sapi\cgi\cgi-main.c location with the path pointer of 0x0000000.  

A NULL check should be done here, but the odds are very good that the
massive 5.3 changes in the filename parsing is the origin of the
problem.

I say that because bug #49039 was the original problem found and in the
midst of resolving why that was happening by trying relative paths, this
GPF was discovered.

So I might suggest both these bugs be lumped together because the odds
are good resolved #bug 49039 will resolve this one as well. However,
adding a NULL check here probably is not a bad idea.

------------------------------------------------------------------------

[2009-07-23 19:27:45] j...@php.net

Please try using this snapshot:

  http://snaps.php.net/php5.3-latest.tar.gz
 
For Windows:

  http://windows.php.net/snapshots/



------------------------------------------------------------------------

[2009-07-23 19:25:00] sant9442 at gmail dot com

Description:
------------
A GPF was observed in line #737 in sapi\cgi\cgi_main.c:

     if (!IS_ABSOLUTE_PATH(path, path_len)) {
        real_path = tsrm_realpath(path, NULL TSRMLS_CC);
fault-> real_path_len = strlen(real_path);
        path = real_path;
        path_len = real_path_len;
     }


Reproduce code:
---------------
1) Install PHP 5.3 for win32 (VC6) version (I have not tried the VC9
version).

2) Switch to the folder and type:

  C:\PHP-5.3.0.WIN32
  php-cgi.exe FOOBAR\FOOBAR.PHP

It doesn't matter if FOOBAR folder exist or not.

Under Windows XP, with Visual Studio installed, the JIT debugger
appears. With the debug symbols avaiable, it shows the error location.

NOTE: I can not repeat this under Windows 2000, which tells me it is a
RANDOM memory bug. Whatever the pointer has in memory.

Expected result:
----------------
A "No Input File Specified" (NO GPF)

Actual result:
--------------
Under Windows XP, with Visual Studio installed, the JIT debugger
appears. With the debug symbols avaiable, it shows the error location.

NOTE: I can not repeat this under Windows 2000, which tells me it is a
RANDOM memory bug. Whatever the pointer has in memory. 


------------------------------------------------------------------------


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