PHP 5.3.6 released with changes for Windows users :VC++6 builds disabled

Officially VC++6 builds are dead (There are community builds but unsupported by core php developers)
Here is the announcement

Windows users: please mind that we do no longer provide builds created with Visual Studio C++ 6. It is impossible to maintain a high quality and safe build of PHP for Windows using this unmaintained compiler.

For Apache SAPIs (php5_apache2_2.dll), be sure that you use a Visual Studio C++ 9 version of Apache. We recommend the PHP builds as provided by ApacheLounge. For any other SAPI (CLI, FastCGI via mod_fcgi, FastCGI with IIS or other FastCGI capable server), everything works as before.Third party extension providers must rebuild their extensions to make them compatible and loadable with the Visual Studio C++9 builds that we no longer provide.

#AnyDAC Spring 2011 v 4.0.7 – #Delphi Components for Firebird, Interbase and more

DA-SOFT Technologies announces the availability of AnyDAC for Delphi Spring 2011 release v 4.0.7.1719 – high-speed, Universal Data Access Components for Firebird, Interbase, SQLite, MySQL, MS SQL Server, Oracle, PostgreSQL, MS Access, IBM DB2, Sybase SQL Anywhere, Informix, DbExpress, ODBC, that simplifies the task of building Embarcadero Delphi, C++Builder and Free Pascal Compiler database applications.

AnyDAC for Delphi can be immediately downloaded from the download page.

What is new in v4.0.7 and what is AnyDAC ?

Firebird internals : Asyncronous System Trap

What is Asyncronous System Trap ? : This is similar to Unixes signal’s or OS interrupts.
Technically this is callbacks from Lock Manager into the Engine called when
somebody acquires lock at level not compatible with current level. In this case
all processes who owns the lock receives notification and should take appropriate
action to release lock (immediately or deferred-ASAP).

The main trick with AST’s handlers is that AST is send asynchronously and
handler must take care to work correctly. Since v2.5 all ATS handlers runs in
separate thread. Before v2.5 it works using signals on Unixes and threads on
Windows.

PS the issue with old glibc and FB 2.5 is that since v2.5 we abandoned usage of old
System V semaphores (do you remember “semaphores are exhausted” error ? now
you can forget it completely) and start to use pthread mutexes. And old glibc have a
bugs in pthread mutex implementation.

Extracting glibc info in #Linux to see if is greater or equal with 2.7

Related to previous announcement:If you are on ubuntu and your ubuntu release is greater than Hardy (8.04) you are safe , on other distributions you can determine this way the glibc version
You must run the /lib/libc.so.6 and it will return the glibc version
in the first row.
In ubuntu or any debian based distro

/lib/libc.so.6 | head -n 1
GNU C Library (Ubuntu EGLIBC 2.13-0ubuntu1) stable release version
2.13, by Roland McGrath et al.

in this case glibc is 2.13
and is builded from eglibc sources
https://launchpad.net/ubuntu/+source/eglibc

another option is dpkg interrogation

dpkg -l libc6

on rpm based distros

rpm -q glibc

ps: other alternative ways

#Perl DBD::Firebird fork progress

DBD::Firebird is registered in perl cpan’s module list and soon we will upload the first tar.gz release (when is considered stable enough)

Until then the module is hosted in github and can be used and tested :

Stefan has improved the Windows support also fixed many tests , here are some of the commit messages:
Improved support for MinGW, added support for ActivePerl, Removed some obsolete tests, All tests, now use testlib.pl and Test::More (except 60leaks.t)

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