| Commit message (Collapse) | Author | Age | Files | Lines |
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cygthread::stub2. Just return from function now since ExitThread is guaranteed
by automatic _threadinfo wrapper. Define as per ThreadProc convention.
(cygthread::stub2): Remove.
(cygthread::simplestub): Perform similar operations to cygthread::stub.
(cygthread::simplestub2): Remove.
* cygthread.h (cygthread::stub): Declare as per ThreadProc convention.
(cygthread::stub2): Remove declaration.
(cygthread::simplestub): Declare as per ThreadProc convention.
(cygthread::simplestub2): Remove declaration.
* cygtls.h (_threadinfo::call): Define first argument as per ThreadProc
convention.
(_threadinfo::call2): Ditto.
(_tlsbase): Define as char * pointer.
(_tlstop): New definition.
(_main_tls): Define here.
* dcrt0.cc (alloc_stack): Revert previous change which called init_thread since
information would be overwritten by fork later anyway.
(dll_crt0_1): Use _tlsbase and _tlstop for setting stack bottom, top.
* exceptions.cc: Move _main_tls declaration to cygtls.h.
(_threadinfo::call): Define first argument as per ThreadProc convention.
(_threadinfo::call2): Call ExitThread with thread function return value.
(_threadinfo::init_thread): Don't initialize cygtls to zero if input arg is
NULL.
* fork.cc (fork_child): Reset _main_tls here. Reinitialize parts of _my_tls
after copying data from parent.
* init.cc (threadfunc_fe): New function. Front-end for all threads created in
cygwin processes.
(munge_threadfunc): New function.
(dll_entry): Call munge_threadfunc to force the call of a thread wrapper.
* thread.cc (pthread::thread_init_wrapper): Perform similar operations to
cygthread::stub.
(pthread::thread_init_wrapper2): Remove.
* thread.h (pthread::thread_init_wrapper): Declare as per ThreadProc
convention.
(pthread::thread_init_wrapper2): Remove declaration.
* window.cc (Winmain): Just return from function now since ExitThread is
guaranteed by automatic _threadinfo wrapper.
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(cygthread::stub2): New function.
(cygthread::simplestub): Ditto.
(cygthread::simplestub2): New function.
* cygthread.h (cygthread::stub2): Declare new function.
(cygthread::simplestub2): Ditto.
* cygtls.h (_threadinfo::call): Declare new function.
(_threadinfo::call2): Ditto.
* dcrt0.cc (dll_crt0_1): Accommodate new _threadinfo::init which doesn't return
pointer to tls.
(_dll_crt0): Remove obsolete DECLARE_TLS_STORAGE.
(dll_crt0): Ditto.
* exceptions.cc (_threadinfo::call): New function.
(_threadinfo::call2): Ditto.
(_threadinfo::init): Don't return pointer.
* thread.cc (pthread::thread_init_wrapper): Properly establish _threadinfo
environment.
(pthread::thread_init_wrapper2): New function.
* thread.h (pthread::thread_init_wrapper): Remove noreturn attribute
(pthread::thread_init_wrapper2): Declare new function.
* winbase.h: Remove obsolete code.
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* cygthread.cc (cygthread::terminate_thread): Deallocate free_range thread
stuff.
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* cygthread.cc: Ditto.
(cygthread::stub): Don't initialize already initialized events.
(cygthread::freerange): Don't create thread here.
(cygthread::cygthread): Create thread here. Die if thread not created.
(cygthread::operator new): Simplify. Just grab a thread structure from the
pool. Don't try to start the thread.
(cygthread::terminate_thread): Don't close event handles. Just reuse them.
Call MEM_RELEASE rather than MEM_DECOMMIT (from Joe Buehler).
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functions.
* cygthread.cc (cygthread::init): Eliminate unneeded muto.
(cygthread::operator new): Don't lock. Instead change use of avail variable
into tri-state: available (1), not available (-1), uninitialized (0).
(cygthread::terminate_thread): Set avail to uninitialized.
(cygthread::detach): Eliminate local 'avail'. Always set avail to 1 unless
signalled.
* cygthread.cc (cygthread::operator new): Be more defensive when messing with
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whose second arguments are both the lenght and the return value.
* fhandler.cc (fhandler_base::read): Rework slightly to use second argument as
input/output. Tweak CRLF stuff.
(fhandler_base::readv): Accommodate fhandler_*::read changes.
* cygthread.h (cygthread::detach): Declare as taking optional handle argument.
(cygthread::detach): When given a handle argument, wait for the handle to be
signalled before waiting for thread to detach. Return true when signal
detected.
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(cygthread::detach): Accept a "wait_for_signal" argument.
(cygthread::terminate_thread): New function.
* cygthread.cc (cygthread::stub): Set stack pointer argument.
(cygthread::terminate_thread): New function. Forcibly terminate thread.
(cygthread::detach): Optionally wait for signals and kill thread when signal
arrives.
* exceptions.cc (signal_exit): Set signal_arrived prior to exiting to wake up
anything blocking on signals.
* fhandler.h (fhandler_base::set_r_no_interrupt): Change to accept bool
argument.
(fhandler_pipe::ready_for_read): Declare.
* pipe.cc (pipeargs): New structure.
(read_pipe): New thread stub wrapper for normal pipe read.
(fhandler_pipe::read): Modify to call reader in a cygthread, terminating on
signal, as appropriate.
* select.cc (fhandler_pipe::ready_for_read): Define new function.
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(cygthread::initialized): Delete.
(cygthread::stub): Use exiting variable to determine when to exit.
(cygthread::runner): Delete.
(cygthread_protect): New variable.
(cygthread::init): Don't start runner thread. Initialize muto for list
protection.
(cygthread::freerange): Return pointer to cygthread.
(cygthread::operator new): Change logic to start threads on an as-needed basis.
(cygthread::detach): Don't zero id.
(cygthread::terminate): Don't kill any executing threads. Just set exiting
flag.
* cygthread.h (cygthread): Reflect above changes.
* dcrt0.cc (dll_crt0_1): Move cygthread initialization later.
* fork.cc (fork_child): Do fdtab fixup after dll fixup or (apparently) winsock
may allocate memory in dll load address.
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Initialize thread_sync event here which is used to Suspend using an event
rather than relying on SuspendThread/ResumeThread.
(cygthread::init): Save handle to runner thread for future termination.
(cygthread::cygthread): Only resume thread when it is actually suspended.
Otherwise signal thread completion event.
(cygthread::terminate): Forcibly terminate runner thread and any helper
threads. Call DisableThreadLibrary calls if execing.
* cygthread.h (cygthread::thread_sync): Declare.
* dcrt0.cc (do_exit): Eliminate calls to obsolete window_terminate and
shared_terminate.
* exceptions.cc (events_terminate): Don't bother closing title_mutex since it
is going away anyway.
* pinfo.cc (_pinfo::exit): Call cygthread::terminate to ensure that threads are
shut down before process exit or otherwise strange races seem to occur.
* shared.cc (shared_terminate): Eliminate.
* shared.h (shared_terminate): Eliminate declaration.
* winsup.h (window_terminate): Eliminate declaration.
* spawn.cc (spawn_guts): Call cygthread::terminate early in process if execing.
Call DisableThreadLibrary calls if execing.
* window.cc (Winmain): Call ExitThread to force exit.
(window_terminate): Eliminate.
* dcrt0.cc (do_exit): Track exit state more closely.
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Assume that they exit via an ExitThread call.
* cygthread.h (cygthread::SetThreadPriority): New function.
(cygthread::zap_h): New function.
* dcrt0.cc (do_exit): Move cygthread::terminate earlier and establish
exit_state guard.
* fhandler.h (fhandler_tty_master::output_thread): Delete.
* fhandler_tty.cc (fhandler_tty_master::init): Set priority for threads via
method. Zap handles when done. Don't treat process_output specially.
(process_output): Call ExitThread directly.
(fhandler_tty_master::fixup_after_fork): Don't worry about output_thread.
(fhandler_tty_master::fixup_after_exec): Ditto.
* sigproc.cc (proc_terminate): Don't detach from hwait_subproc. Just let it
exit.
(sigproc_init): Close thread handle after initialization.
(wait_sig): Use GetCurrentThread() as SetThreadPriority call rather than
*event* handle. Call ExitThread directly on termination.
(wait_subproc): Call ExitThread directly on termination.
* tty.cc (tty_list::terminate): Don't attempt t detach from output_thread.
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(cygthread::initialized): Change to 'int'.
* cygthread.cc (cygthread::stub): Exit thread if initialized < 0.
(cygthread::new): Ditto.
(cygthread::runner): Ditto. Set initialized using xor to preserve sign.
(cygthread::terminate): New function.
* dcrt0.cc (do_exit): Call cygthread::terminate.
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(cygthread::simplestub): New static member function.
(cygthread::runner): Don't set hthreads.
(cygthread::freerange): New member function.
(cygthread::operator new): Call freerange if all cygwin slots are used up.
(cygthread::exit_thread): Don't mess with event if freerange thread.
(cygthread::detach): Ditto.
* cygthread.h (class cygthread): Declare new member functions and variables.
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function.
(cygthread::operator new): Add defense debugging output.
(cygthread::cygthread): Add debugging output. Set name after thread has been
awakened to avoid a race.
(cygthread::exit_thread): Use handle operator rather than using ev directly.
(cygthread::exit_thread): Reorganize to provide debugging. Set __name to NULL.
* cygthread.h (cygself): Define.
* fhandler_tty.cc (fhandler_tty_master::init): Use cygself as argument so that
invoked thread can access its own info.
(process_output): Derive cygthread info of thread from thread argument.
* sigproc.cc (sigproc_init): Use cygself as argument so that invoked thread can
access its own info.
(wait_sig): Derive cygthread info of thread from thread argument.
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* cygthread.h (cygthread::exit_thread): Declare new method.
* fhandler.h (fhandler_tty_master::hThread): Delete.
(fhandler_tty_master::output_thread): Define.
* fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Adjust
constructor.
(fhandler_tty_master::init): Use cygthread rather than handle.
(process_output): Use cygthread method to exit.
(fhandler_tty_master::fixup_after_fork): Set output_thread to NULL after fork.
(fhandler_tty_master::fixup_after_exec): Set output_thread to NULL after
spawn/exec.
* tty.cc (tty_list::terminate): Detach from output_thread using cygthread
method.
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* dcrt0.cc (dll_crt0_1): Eliminate various thread initialization functions in
favor of new cygthread class.
* debug.cc: Remove thread manipulation functions.
* debug.h: Ditto.
* external.cc (cygwin_internal): Use cygthread method for determining thread
name. Remove capability for setting thread name.
* fhandler_console.cc (fhandler_console::read): Use cygthread method rather
than iscygthread function.
* fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Use cygthread
methods to create threads.
(fhandler_tty_common::__acquire_output_mutex): Use cygthread method to retrieve
thread name.
* select.cc (pipeinf): Use cygthread pointer rather than handle.
(start_thread_pipe): Ditto.
(pipe_cleanup): Ditto.
(serialinf): Ditto.
(start_thread_serial): Ditto.
(serial_cleanup): Ditto.
(socketinf): Ditto.
(start_thread_socket): Ditto.
(socket_cleanup): Ditto.
* sigproc.cc (hwait_sig): Ditto.
(hwait_subproc): Ditto.
(proc_terminate): Ditto.
(sigproc_terminate): Ditto.
(sigproc_init): Initialize cygthread hwait_sig pointer.
(subproc_init): Initialize cygthread hwait_subproc pointer.
(wait_sig): Rely on cygthread HANDLE operator.
* strace.cc (strace::vsprntf): Use cygthread::name rather than threadname.
* window.cc (gethwnd): Use cygthread method to initialize thread.
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