(PHP session_unset) Return early, if no session was started.

PR: #8354

Heads up people!

Updated the get_current_key() API - the relevant authors, please take
a look at the updated code and make sure it's ok...

Whitespace fix and initialize ret properly

Move "replace value" logic to Zend

Fix #3261 - variables declared as "global" in function do not get the right
value after session_start.

Const'ify part of sapi_request_info.

query_string, post_data, path_translated, request_uri, auth_user,
auth_password and argv0 are modified, so they cannot become const.

Add support for serializing references.
@- Add support for serializing references (Stas)
# WDDX and shared memory functions not covered yet

Initial steps to move the INI mechanism to the Zend engine

Allow to send secure cookies

Add session_adapt_url().

session_unset() now cleans up $HTTP_SESSION_VARS as well.

Fixed a bug in session.c. If the user calls session_module_name with a
parameter, then the mod_data pointer is initialized to NULL and then
php_session_save_current_state did not check this v

Fixed a bug in session.c. If the user calls session_module_name with a
parameter, then the mod_data pointer is initialized to NULL and then
php_session_save_current_state did not check this value before referencing
the pointer. Added a check in php_session_save_current_state.

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Add session_write_close(). This is primarily intended to enable
script writers to release the lock associated with the session lock
before the request finishes.

You can pass arrays n

Add session_write_close(). This is primarily intended to enable
script writers to release the lock associated with the session lock
before the request finishes.

You can pass arrays now to session_set_save_handler(), so that the handlers
can be located in an object for better abstraction.

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Clean up STR_CAT macro (it is still ugly)

Remove superflucious variable

Deactivate E_NOTICE message on gc

s/url_scanner.h/url_scanner_ex.h/

Make the new url scanner the default.

If there are any problems (especially with characters > 127), let me know.

Kill warning

*** empty log message ***

Convert some more "complex" expressions manually to Z_* macros.

Rename symbols whose first character was an underscore.

Convert to Z_* macros

Why make it more complex than necessary?

These changes should have been committed right after Zeev made the
original change to use the PHP_INI system months ago.

Instead of work

Why make it more complex than necessary?

These changes should have been committed right after Zeev made the
original change to use the PHP_INI system months ago.

Instead of working around the system, we make proper use of it now.

This includes using php_alter_ini_entry(), so that we change the values
in the php_ps_globals struct indirectly.

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Now it should not crash, though still leaks
# I'll continue with it tomorrow