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throughout cygserver until they are fully thread-safe.
(safe_new0): New macro to replace the C++ new operator.
(safe_new): Ditto.
(safe_delete): New macro to replace the C++ delete operator.
* cygserver_client.cc (client_request::handle_request): Replace
all uses of the C++ new and delete operators with the new macros
from "woutsup.h".
(client_request::make_request): Ditto.
* cygserver_process.cc (~process_cleanup): Ditto.
(process::cleanup): Ditto.
(process_cache::process): Ditto.
(process_cache::check_and_remove_process): Ditto.
* cygserver_shm.cc (server_shmmgr::new_segment): Ditto.
(server_shmmgr::delete_segment): Ditto.
* cygserver_transport.cc (create_server_transport): Ditto.
* cygserver_transport_pipes.cc
(transport_layer_pipes::accept): Ditto.
* cygserver_transport_sockets.cc
(transport_layer_sockets::accept): Ditto.
* threaded_queue.cc (~threaded_queue): Ditto.
(threaded_queue::worker_loop): Ditto.
(threaded_queue::stop): Replace sleep(3) with win32 Sleep.
* cygserver.cc (~server_request): Replace all uses of the C++ new
and delete operators with the new macros from "woutsup.h".
(server_submission_loop::request_loop): Ditto.
(main): Ditto. Replace sleep(3) with win32 Sleep. Replace
iostreams with FILEs.
(print_usage): Replace iostreams with FILEs.
(print_version): Ditto.
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(threaded_queue_thread_function): Remove.
(class queue_process_param): Remove.
(class threaded_queue): Re-write.
(class queue_submission_loop): New version of the old
`queue_process_param' class.
(TInterlockedExchangePointer): New templated function.
(TInterlockedCompareExchangePointer): Ditto.
* threaded_queue.cc (worker_function): Remove.
(class threaded_queue): Re-write.
(class queue_process_param): Remove.
(class queue_submission_loop): New version of the old
`queue_process_param' class.
* include/cygwin/cygserver_process.h (process_cleanup): Re-write.
(class process_process_param): Remove.
(class cleanup_routine): Re-write.
(class process): Re-write.
(class process_cache): Re-write.
* cygserver_process.cc (process_cleanup): Re-write.
(class process_process_param): Remove.
(class cleanup_routine): Re-write.
(class process): Re-write.
(class process_cache): Re-write.
* cygserver.cc (request_count): Remove unused variable.
(class server_request): Move methods inline.
(class server_process_param): Remove.
(class server_request_queue): Remove.
(request_queue): Move into `main ()' and change type to
`threaded_queue'.
(request_loop): Remove.
(class server_submission_loop): New version of the old
`server_process_param' class.
(shutdown_server): New variable.
(client_request_shutdown::serve): Set `shutdown_server' to trigger
shutdown.
(handle_signal): Ditto.
(main): Install signal handler for SIGINT rather than SIGQUIT.
Use new interfaces for the `request_queue' and the `cache'.
Create a `server_submission_loop' and add to the `request_queue'.
Add check for the `shutdown_server' variable to the main loop.
* cygserver_shm.cc (client_request_shm::serve): Release the
process object after use.
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tracing statement.
* cygserver_transport_pipes.cc: Remove local definition of
FILE_FLAG_FIRST_PIPE_INSTANCE constant.
* cygwin_ipc.h: Update copyright notice.
* cygwin_shm.h: Ditto.
* woutsup.h: Add definition of _WIN32_WINNT.
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(api_fatal): Eliminate.
* include/cygwin/cygserver.h
(client_request_get_version::check_version): Change return type to
bool.
(check_cygserver_available): New function.
(cygserver_init): Add check_version_too argument.
* cygserver_client.cc (allow_daemon): Make a bool.
(client_request_get_version::make_request): See errno on error.
Remove special case for CYGSERVER_REQUEST_GET_VERSION; this is now
handled in cygserver_init().
(client_request_get_version::check_version): Use syscall_printf()
instead of api_fatal(). Return true if cygserver version is
compatible.
(check_cygserver_available): New function; code moved here from
cygserver_init().
(cygserver_init): Move some code into check_cygserver_available().
* cygserver.cc (__set_errno): Copy from debug.cc so that
set_errno() can be used when __OUTSIDE_CYGWIN__.
(main): Call cygserver_init() to set up cygserver_running and add
checks against this to (try and) prevent multiple copies of
cygserver running simultaneously. Remember to delete all
transport connections so that (one day) the transport classes can
tidy up on cygserver shutdown.
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when compiled without --enable-debugging.
* threaded_queue.cc (threaded_queue::cleanup): Ditto.
(queue_process_param::stop): Ditto.
* include/cygwin/cygserver.h
(client_request::make_request): Make non-virtual.
(client_request::send): Make virtual and protected, not private.
(client_request_attach_tty::send): New virtual method.
* cygserver_client.cc: Use the `msglen()' accessor rather than
`_header.msglen' throughout.
(client_request_attach_tty::send): New method.
(client_request::make_request): Remove the explicit close of
`transport' as it is closed on deletion.
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(server_request_queue::addConnection): New method to replace bad
virtual add() method.
(request_loop): Replace call to queue->add() with call to
queue->addConnection().
(server_request::server_request): Use field initialization.
(server_request::~server_request): New virtual destructor.
(server_request::process): Remove close and delete of
transport_layer_base object. It is deleted by the server_request's
own destructor and closed by its own destructor.
* include/cygwin/cygserver.h
(client_request::operator request_header): Remove unused method.
* cygserver_client.cc: Ditto.
* include/cygwin/cygserver_process.h
(class cleanup_routine): Add virtual destructor.
(cleanup_routine::cleanup): Make pure virtual.
(class process_cache): Make destructor non-virtual.
(process_cache::add): Ditto.
* cygserver_process.cc
(cleanup_routine::~cleanup_routine): New virtual destructor.
* include/cygwin/cygserver_transport.h
(class transport_layer_base): Add virtual destructor.
* cygserver_transport.cc
(transport_layer_base::~transport_layer_base): New virtual
destructor.
* include/cygwin/cygserver_transport_pipes.h
(class transport_layer_pipes): Add virtual destructor.
* cygserver_transport_pipes.cc
(transport_layer_pipes::~transport_layer_pipes): New virtual
destructor.
(transport_layer_pipes::close): Null out handle after closing.
* include/cygwin/cygserver_transport_sockets.h
(class transport_layer_sockets): Add virtual destructor.
* cygserver_transport_sockets.cc
(transport_layer_sockets::~transport_layer_sockets): New virtual
destructor.
(transport_layer_sockets::close): Null out fd after closing.
* threaded_queue.h (class queue_request): Add virtual destructor.
(queue_request::process): Make pure virtual.
* threaded_queue.cc (~queue_request): New virtual destructor.
(queue_request::process): Remove definition of pure virtual
method.
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* cygserver.cc: Use "woutsup.h" and new XXX_printf macros.
(getfunc): New function, copied verbatim from "strace.cc".
(__cygserver__printf): New function.
* cygserver_client.cc: Use "woutsup.h" and new XXX_printf macros.
* cygserver_process.cc: Ditto.
* cygserver_shm.cc: Ditto.
* cygserver_transport.cc: Ditto.
* cygserver_transport_pipes.cc: Ditto.
* cygserver_transport_sockets.cc: Ditto.
* threaded_queue.cc: Ditto.
* shm.cc: Remove trailing \n from XXX_printf format strings.
* Makefile.in: Remove redundant __OUTSIDE_CYGWIN__ case for
cygserver_shm.cc.
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* cygserver.cc (request_loop): Make static.
(main): Use new cache constructor syntax.
Start cache worker threads.
Cleanup the cache at shutdown.
* cygserver_process.cc: Run indent.
(process_cache::process_cache): Add a trigger to use when adding a process.
(process_cache::process): Move process_entry to process.
Insert at the end of the list.
Trigger the request loop when new process's inserted.
(process_cache::process_requests): Do it.
(process_cache::add): New method.
(process_cache::handle_snapshot): New method.
(process::process): Merge in the process_entry fields.
(process::handle): Make a stub function.
(process::exit_code): New method.
(process_request::process): New method.
(process_process_param::request_loop): New method.
* cygserver_shm.cc: New header dependency - threaded_queue.h.
* threaded_queue.cc (threaded_queue::cleanup): Clearer messages.
(queue_process_param::stop): Short spinlock on interruptible threads.
* threaded_queue.h (class threaded_queue): New constructor.
* include/cygwin/cygserver_process.h (process_request): New class.
(process_entry): Remove.
(process): Merge in process_entry.
(process_cache): Inherit from threaded_queue.
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* cygserver.cc (class server_process_param): Use new constructor syntax.
* cygserver_process.cc (process_cache::~process_cache): New function.
* threaded_queue.cc: Define condition debug_printf.
Run indent.
(threaded_queue::cleanup): Move queue_process_param guts to a method.
(threaded_queue::process_requests): Ditto.
(queue_process_param::queue_process_param): New method.
(queue_process_param::~queue_process_param): Ditto.
(queue_process_param::start): Ditto.
(queue_process_param::stop): Ditto.
* threaded_queue.h (class queue_process_param): Add support for
interruptible request loops.
* cygwin/include/cygwin/cygserver_process.h (class process_cache): Add
destructor.
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* Makefile.in: add threaded_queue.o to cygserver.exe.
* cygserver.cc: Include threaded_queue.h
(class server_request): Inherit from queue_request.
(class server_process_param): Inherit from queue_process_param.
(class server_request_queue): Inherit from threaded_queue.
(request_loop): Adjust for new types.
(server_request_queue::process_requests): Remove guts to
threaded_queue::process_requests.
(server_request::server_request): Adjust for new types.
(worker_function): Delete.
(server_request_queue::create_workers): Delete.
(server_request_queue::cleanup): Delete.
(server_request_queue::add): Move guts to threaded_queue::add.
* threaded_queue.cc: New file.
* threaded_queue.h: New file.
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