Commit Graph

90 Commits

Author SHA1 Message Date
Corinna Vinschen 61522196c7 * Merge in cygwin-64bit-branch. 2013-04-23 09:44:36 +00:00
Christopher Faylor bc837d22f3 Throughout, update copyrights to reflect dates which correspond to main-branch
checkins.  Regularize copyright format.
2013-01-21 04:38:31 +00:00
Christopher Faylor 65068ebd7f * DevNotes: Add entry cgf-000018.
* init.cc (dll_entry): Grab process lock before exiting to ensure that thread
doesn't exit before parent if parent is exiting.
* _cygtls.cc (_cygtls::call2): Revert previous 2012-12-21 change.
* miscfuncs.cc (thread_wrapper): Ditto.
* thread.cc (pthread::exit): Ditto.
* sigproc.cc (exit_thread): Ditto.
(wait_sig): Ditto.
* sync.cc (muto::release): Ditto.
* sync.h (muto::release): Ditto.
* sigproc.h (__SIGTHREADEXIT): Delete enum.
(exit_thread): Delete declaration.
2012-12-21 19:32:43 +00:00
Christopher Faylor 614aff88a0 * DevNotes: Add entry cgf-000017.
* _cygtls.cc (_cygtls::call2): Use new exit_thread function in place of
ExitThread.
* miscfuncs.cc (thread_wrapper): Ditto.
* thread.cc (pthread::exit): Ditto.
(pthread_mutex::unlock): Set tid to NULL rather than 0.
(pthread_spinlock::unlock): Ditto.
* pinfo.cc (commune_process): Actually call lock_process constructor.
* sigproc.cc (exit_thread): New function.
(wait_sig): Handle __SIGTHREADEXIT case.  Don't just block rather than
returning from this function.
* sigproc.h (__SIGTHREADEXIT): New enum.
(exit_thread): Declare.
* sync.cc (muto::release): Accept a tls command-line argument.
* sync.h (muto::release): Accept a tls command-line parameter.  Default to
&_my_tls.
2012-12-21 18:52:00 +00:00
Christopher Faylor 39d0171500 * DevNotes: Add entry cgf-000016.
* cygtls.h (_cygtls::push): Inline.
(_cygtls::interrupt_now): Change signal number argument to siginfo_t argument.
(_cygtls::interrupt_setup): Ditto.
(_cygtls::set_siginfo): Delete declaration.
(_cygtls::reset_signal_arrived): Don't reset signal_arrived signal.  Just reset
flag.
* exceptions.cc (_cygtls::interrupt_now): Reflect argument changes.  Pass si to
interrupt_setup.
(_cygtls::interrupt_setup): Reflect argument changes.  Fill out tls infodata
here using passed-in si.  Use si.si_signo instead of sig.
(sigpacket::setup_handler): Move this function into sigpacket class.  Use si
field from the class as appropriate.
(sigpacket::process): Don't call tls->set_siginfo here since setup_handler
could fail.  Eliminate now-unneeded sig argument.
* sigproc.h (sigpacket::setup_handler): Move setup_handler to this class.
2012-08-17 17:29:21 +00:00
Christopher Faylor 46f5dd5958 whitespace cleanup 2012-08-16 23:34:45 +00:00
Christopher Faylor 52d2371da5 * DevNotes: Add entry cgf-000014.
* cygheap.cc (tls_sentry): Move here, rename from 'sentry' in cygtls.cc
(tls_sentry::lock): Ditto.
(nthreads): Move from cygtls.cc
(THREADLIST_CHUNK): Ditto.
(cygheap_init): Call init_tls_list().
(init_cygheap::init_tls_list): Define new function.
(init_cygheap::add_tls): Ditto.
(init_cygheap::remove_tls): Ditto.
(init_cygheap::find_tls): Ditto.  Semi-resurrect from _cygtls::find_tls.
* cygheap.h (init_cygheap::init_tls_list): Declare new function.
(init_cygheap::add_tls): Ditto.
(init_cygheap::remove_tls): Ditto.
(init_cygheap::find_tls): Ditto.
* cygtls.cc (sentry): Delete.
(sentry::lock): Ditto.
(nthreads): Ditto.
(THREADLIST_CHUNK): Ditto.
(_cygtls::init): Delete definition.
(_cygtls::init_thread): Call cygheap->add_tls() to add thread to global list.
(_cygtls::remove): cygheap->remove_tls() to remove thread from global list.
* cygtls.h (_cygtls::init): Delete declaration.
* dcrt0.cc (dll_crt0_0): Delete call to _cygtls::init().
* exceptions.cc (sigpacket::process): When no thread is specified, try to find
one via cygheap->find_tls.
2012-08-09 19:58:53 +00:00
Christopher Faylor 962f9a2ccc * DevNotes: Add entry cgf-000013.
* cygserver_ipc.h (ipc_set_proc_info): Use _cygtls::ipc_set_proc_info to set
per-thread signal arrived value.
* cygthread.cc (cygthread::detach): Use per-thread signal_arrived via
set_thread_waiting.
* fork.cc (_cygtls::fixup_after_fork): Clear signal_arrived.
(_cygtls::remove): Close any signal_arrived handle when thread exists.
(_cygtls::find_tls): Remove unneeded function.
* cygtls.h: Update copyright.
(class _cygtls): Reorganize to help avoid rebuilding newlib when structure
changes.
(_cygtls::event): Delete.
(_cygtls::threadkill): Ditto.
(_cygtls::signal_waiting): Declare new bool.
(_cygtls::find_tls): Delete declaration.
(_cygtls::set_threadkill): Ditto.
(_cygtls::reset_threadkill): Ditto.
(_cygtls::set_signal_arrived): Declare new function.
(class set_thread_waiting): Declare new class.
* cygwait.cc (cw_nowait_storage): Define.
(cygwait): Set per-thread signal_arrived via set_thread_waiting.  Don't
special-case _main_tls.
* cygwait.h (cw_nowait): Define.
(cw_infinite): Ditto.
(cygwait): Redefine pathological wait-only case.
* dcrt0.cc (dll_crt0_0): Remove call to now-defunct events_init().
(dll_crt0_1): Remove call to now-defunct create_signal_arrived().
* exceptions.cc: Reflect set_signal_mask() argument reordering throughout.
Remove signal mask synchronization throughout.
(events_init): Delete definition.
(mask_sync): Delete now-unneeded mask synchronization.
(set_signal_mask): Reverse order of arguments to "standard" to, from layout.
Rename "newmask" argument to "setmask".  Remove debugging.
(sig_handle_tty_stop): Use cancelable_wait rather than WFMO.
(_cygtls::interrupt_setup): Don't treat "threadkill" events specially.
Conditionally set signal_arrived depending on whether the thread has created it
or not.
(sigpacket::process): Reorganize to reflect thread-specific sending of signals
which is more in line with the way it was actually supposed to work.
* fhandler_socket.cc (get_inet_addr): Use cancelable_wait rather than
IsEventSignalled to avoid potential race.
(fhandler_socket::wait_for_events): Set signal_arrived event using
set_thread_waiting().
(fhandler_socket::close): Use cygwait for the case of just waiting 10 ms for a
signal.
* fhandler_tape.cc (fhandler_dev_tape::_lock): Use cancelable_wait rather than
WFMO.  Redo switch/case tests accordingly.
* fhandler_termios.cc (fhandler_termios::bg_check): Use cygwait for case of
just waiting 0 ms for a potential signal.
* fhandler_tty.cc (fhandler_pty_master::process_slave_output): Use
cancelable_wait rather than WFSO.
* fhandler_windows.cc (fhandler_windows::read): Set per-thread signal_arrived
via set_thread_waiting().
* flock.cc (lf_setlock): Ditto.
* select.cc (pselect): Ditto.  Set per-thread signal_arrived using
set_thread_waiting().
* gendef: Don't special case handling of _cygtls::sig for threads.
* gentls_offsets: Use #pragma once in tlsoffsets.h.
* ntdll.h: Use #pragma once.
* poll.cc: Reflect set_signal_mask() argument reordering.
* posix_ipc.cc (ipc_mutex_lock): Use cancelable_wait rather than WFMO.
(ipc_cond_timedwait): Set perl-thread signal arrived using
set_thread_waiting().
* security.h: Use #pragma once.
* signal.cc (abort): Reflect set_signal_mask() argument reordering.
(clock_nanosleep): Ditto.  Change call to cancelable_wait to properly specify
handling of cancel and interrupt.
(sigwaitinfo): Remove handling of per-thread event in favor of per-thread
signal_arrived.  Use cancelable_wait rather than WFSO.
* sigproc.cc (signal_arrived): Delete definition.
(create_signal_arrived): Ditto.
* sigproc.h (signal_arrived): Delete declaration.
(set_signal_mask): Avoid defining as a "C" function.  Don't conditionally
declare.
(create_signal_arrived): Delete declaration.
* syscalls.cc (rename): Use cygwait() rather than WFSO.
* thread.h (fast_mutex::lock): Use cw_infinite rather than LARGE_NULL.
* wait.cc (wait4): Ditto.
* thread.cc (pthread_mutex::lock): Ditto.
(pthread::join): Ditto.
(semaphore::_wait): Ditto.
(pthread_kill): Remove set_threadkill() accommodation.
* tlsoffsets.h: Regenerate.
2012-07-21 22:58:20 +00:00
Corinna Vinschen 4a4f6f949c * cygtls.cc (well_known_dlls): Add ole32.dll and wbemprox.dll. 2012-07-11 09:21:36 +00:00
Corinna Vinschen 5a519b88fa * cygtls.cc (well_known_dlls): Add advapi32.dll. 2012-03-21 10:42:24 +00:00
Corinna Vinschen d783d46cca * cygtls.cc (well_known_dlls): Add shlwapi.dll. 2012-02-28 09:44:14 +00:00
Corinna Vinschen 07a6b9dd22 * cygtls.cc (dll_cmp): New comparison function for bsearch.
(well_known_dlls): New array containing well-known DLLs.
	(_cygtls::call2): Add code for BLODA detection.
	* net.cc (fdsock): Ditto.
2012-02-27 11:55:27 +00:00
Christopher Faylor 56a1971526 Throughout use "have_execed" macro rather than "hExeced" global handle.
Throughout rename _PROC_* to _CH_*.
* child_info.h: Include "pinfo.h".
(child_info_types): Rename _PROC_* -> _CH_* to avoid confusion with similarly
named constants.
(_PROC_*): Delete unneeded aliases.
(PROC_*): Ditto.
(CURR_CHILD_INFO_MAGIC): Ditto.
(cchildren): Define using "pinfo_minimal".
(child_info::set_saw_ctrl_c): Move to
(child_info_spawn::set_saw_ctrl_c): Here.
(child_info_spawn::lock): New field.
(child_info_spawn::hExeced): Ditto.
(child_info_spawn::ev): Ditto.
(child_info_spawn::~child_info_spawn): Move to sigproc.cc.
(child_info_spawn::child_info_spawn): Ditto.
(child_info_spawn::cleanup): Declare new function.
(child_info_spawn::set_saw_ctrl_c): Move to this class.  Set flag only when
execed and return true when we have set the flag.
(child_info_spawn::child_info_spawn::signal_myself_exited): New function.
(child_info_spawn::wait_for_myself): Ditto.
(child_info_spawn::has_execed_cygwin): Ditto.
(child_info_spawn::has_execed): Ditto.  Replaces "hExeced" test.
(child_info_spawn::operator HANDLE&): New operator.
(child_info_spawn::worker): Define old "spawn_guts" as class member.
(ch_spawn): Declare.
(have_execed): Define.
(have_execed_cygwin): Ditto.
* cygheap.h: Update comment.
* dcrt0.cc (get_cygwin_startup_info): Use _CH_* enums.
(child_info_spawn::handle_spawn): Ditto.
(dll_crt0_0): Ditto.
(multiple_cygwin_problem): Ditto.
* exceptions.cc (chExeced): Delete obsolete declaration.
(ctrl_c_handler): Reference set_saw_ctrl_c via new ch_spawn global.
* globals.cc (hExeced): Delete.
* pinfo.cc (pinfo::thisproc): Refer to cygheap as ::cygheap for consistency in
handle naming when -DDEBUGGING.
(pinfo::init): Accommodate case where myself.h is known but h0 is passed in.
(pinfo::pinfo): New constructor for setting up a pinfo passed in by previous
exec'or.
(pinfo::proc_waiter): Don't handle subprocess if we're in the process of
exiting due to an exec of a cygwin process.  Don't close rd_proc_pipe here.
Close it when we actually are finished with the process.  Use new
ch_spawn.signal_myself_exited function to let exec stub know that subprocess
has exited.
(pinfo::wait): Clarify debugging output.
(pinfo::release): Use "close_h" to close all handles to avoid races.
(winpids::add): Assume that elements of the array do not need to be zeroed and
are properly initialized or suffer problems on pinfo::release.  Don't close
hProcess since release does that now.
* pinfo.h: Update comment.
(pinfo_minimal): Move some elements from pinfo here so that child_info_spawn
can use them.
(pinfo): Inherit from pinfo_minimal.
(pinfo::pinfo): Modify to accommodate new pinfo_minimal.
(pinfo::allow_remove): New function.
* sigproc.cc (proc_subproc): Use boolean values for true/false.  Implement
PROC_EXEC_CLEANUP.
(proc_terminate): Set ppid = 1 since the procs list will only be iterated when
the process has not execed.  Don't do any cleanup here since it is now handled
in pinfo::release.
(sigproc_init): Initialize sync_proc_subproc earlier.
(child_info::child_info): Assume that all important fields are properly
initialized and avoid memset().
(child_info_spawn::child_info_spawn): Specifically test for execing and then
set up appropriate fields in the struct.
(child_info_spawn::cleanup): Define new function.
(child_info_spawn::record_children): Specifically test for being execed here.
Fill in pinfo_minimal part of children array.
(child_info_spawn::reattach_children): Use constructor to duplicate information
for previous exec'or.  Add more debugging output.
(remove_proc): Force deletion of thread when exiting due to exec.  Rely on
pinfo::cleanup in release.
* sigproc.h (PROC_EXEC_CLEANUP): New enum.
(PROC_DETACHED_CHILD): Delete.
* spawn.cc (chExeced): Delete.
(child_info_spawn::worker): Rename from spawn_guts.  Use elements of
child_info_spawn throughout rather than ch.whatever.  Use ::cygheap to refer to
global rather than element of child_info.  Use wait_for_myself() rather than
waitpid().  Call child_info_spawn::cleanup on function return.
(spawnve): Reflect movement of spawn_guts functionality into
child_info_spawn::worker.
* syscalls.cc (popen): Ditto.
* winsup.h (spawn_guts): Delete declaration.
2011-11-14 01:29:49 +00:00
Yaakov Selkowitz f0968c1e7e * cygtls.h (struct _local_storage): Add cw_timer member.
* cygtls.cc (_cygtls::init_thread): Initialize locals.cw_timer.
(_cygtls::fixup_after_fork): Ditto.
* tlsoffsets.h: Regenerate.
* ntdll.h (enum _TIMER_INFORMATION_CLASS): Define.
(struct _TIMER_BASIC_INFORMATION): Define.
(NtQueryTimer): Declare function.
* thread.h (cancelable_wait): Change timeout argument to
PLARGE_INTEGER and provide NULL default.
(fast_mutex::lock): Adjust accordingly.
(pthread_cond::wait): Change timeout argument to PLARGE_INTEGER
and default to NULL.
* thread.cc (cancelable_wait): Change timeout argument to
PLARGE_INTEGER.  Initialize _cygtls.locals.cw_timer if needed.
Use NT waitable timers for handling timeout.  Return remaining time
to timeout argument if timeout was relative.
(pthread_cond::wait): Change timeout argument to PLARGE_INTEGER.
Adjust to change in cancelable_wait.
(pthread_mutex::lock): Adjust to change in cancelable_wait.
(pthread_spinlock::lock): Ditto.
(pthread::join): Ditto.
(__pthread_cond_dowait): Change waitlength argument to PLARGE_INTEGER.
Adjust to changes in cancelable_wait and pthread_cond::wait.
(pthread_cond_timedwait): Adjust to change in __pthread_cond_dowait.
(pthread_cond_wait): Ditto.
(semaphore::_timedwait): Adjust to change in cancelable_wait.
(semaphore::_wait): Ditto.
* exceptions.cc (handle_sigsuspend): Ditto.
* signal.cc (nanosleep): Ditto.
* wait.cc (wait4): Ditto. Fix copyright dates.
* times.cc (FACTOR, NSPERSEC): Move from here...
* hires.h (FACTOR, NSPERSEC): ...to here.
2011-08-03 16:40:48 +00:00
Corinna Vinschen a0307f9914 * cygtls.cc (_cygtls::init_thread): Drop setting locals.process_logmask.
* cygtls.cc (_cygtls::remove): Always free mallocated TLS storage on
	thread exit.  Drop freeing locals.process_ident.
	* cygtls.h (struct _local_storage): Remove syslog-related members.
	* syslog.cc (syslog_globals): New static storage for global syslog
	settings.  Use throughout instead of _my_tls.locals.
	(openlog): Set new syslog_globals.process_ident value more carefully.
	* tlsoffsets.h: Regenerate.
2011-04-21 08:10:28 +00:00
Corinna Vinschen 1d8170bdfa * cygtls.cc (_cygtls::remove): Always close sockevt handle. 2011-04-18 15:51:54 +00:00
Corinna Vinschen cd441f06e2 * cygtls.cc (_cygtls::init_thread): Call _REENT_INIT_PTR. Drop setting
current locale and calling srand48.
2011-01-11 08:05:51 +00:00
Christopher Faylor 2be50cacae * cygtls.cc: Include stdlib.h.
(_cygtls::init_thread): Seed random number generator on a per-thread basis.
2010-12-29 06:33:30 +00:00
Christopher Faylor 98a97ac6cf Update some copyrights.
* cygtls.cc (_cygtls::call): Invoke new exception protection here.
(_cygtls::init_thread): Remove conditionalized exception handler setup.
(exception_list): Delete declaration.
(_cygtls::init_exception_handler): Delete obsolete function.
* cygtls.h: Remove (now) unneeded include.
(_cygtls): Make this a real C++ class.
(_cygtls::handle_exceptions): Remove.
(_cygtls::init_exception_handler): Remove.
(_cygtls::call2): Make private.
(myfault::faulted): Remove unneeded parentheses.
* dcrt0.cc (dll_crt0_1): Remove exception handler setup.
* dlfcn.cc (dlopen): Ditto.
(dlclose): Ditto.
* dll_init.cc (dll_dllcrt0_1): Ditto.
(dll_list::detach): Use new exception handler protection.
* exceptions.cc (dump_exception): Rename to prevent confusion with new class.
(exception::handle): Rename from _cygtls::handle_exceptions.  Accommodate new
exception class.  Accommodate rename to dump_exception.
* tlsoffsets.h: Regenerate.
2010-02-28 15:54:25 +00:00
Christopher Faylor d5d5bf4dd5 * cygtls.h (_cygtls::init_exception_handler): Eliminate argument.
(_cygtls::andreas): Convert to a pointer.
(san): Convert to a real class with methods.  Use a linked list to keep track
of previous handlers on the "stack".
(myfault): Rewrite to use new san class rather than calling directly into
_cygtls.
* cygtls.cc (_cygtls::init_exception_handler): Just assume that we're always
using the standard exception handler.
(_cygtls::init_thread): Reflect loss of argument to init_exception_handler.
* dcrt0.cc (dll_crt0_1): Ditto.
* dfcn.cc (dlopen): Ditto.
(dlclose): Reset the exception handler after FreeLibrary.
* dll_init.cc (dll_list::detach): Make sure that the exception handler is
initialized before calling destructors.
* exceptions.cc (_cygtls::handle_exceptions): Accommodate new andreas pointer.
* thread.cc (verifyable_object_isvalid): Pass objectptr to faulted for explicit
NULL pointer checking.
* tlsoffsets.h: Regenerate.
2010-02-26 21:36:31 +00:00
Christopher Faylor fd4a56afe8 * cygtls.cc (_cygtls::init_exception_handler): Force installation of our
exception handler to always be at the beginning.
2010-02-24 00:03:42 +00:00
Christopher Faylor 486a2c9610 * cygtls.cc (_cygtls::init_exception_handler): Test for e, not e->prev or we
could still end up adding our handler twice.  Add comment explaining what we're
doing.
* dll_init.cc (dll_dllcrt0_1): Clarify comment.
2009-07-17 18:17:11 +00:00
Christopher Faylor d2445fa2cc * cygtls.cc (_cygtls::init_exception_handler): Avoid adding our exception
handler twice.
2009-07-17 16:54:21 +00:00
Corinna Vinschen 6499c6e07b * cygtls.cc (_cygtls::remove): Fix typo. 2009-07-07 08:07:38 +00:00
Christopher Faylor 421dde25fa * cygtls.cc (_cygtls::remove): Avoid closing a NULL handle. 2009-07-06 23:05:10 +00:00
Corinna Vinschen 023c25829c * cygtls.h (struct _local_storage): Add thread storage pointers for
memory used by socket select functions.  Combine them into a single
	struct select.
	* cygtls.cc: Accommodate above change throughout.
	(_cygtls::init_thread): Drop initalizing of sockevt to
	INVALID_HANDLE_VALUE.
	(_cygtls::fixup_after_fork): Reset sockevt to NULL.
	(_cygtls::remove): Don't use sockevt value to bail out prematurely.
	Set sockevt to NULL.  Free malloced select members.
	* select.h (struct select_socket_info): Drop max_w4 member.
	* select.cc (thread_socket): Use INFINITE timeout value if number of
	objects to wait for is <= MAXIMUM_WAIT_OBJECTS.  Use num_w4 member
	of select_socket_info struct rather than dropped max_w4.
	(init_tls_select_info): New inline function to initialize TLS select
	members.
	(start_thread_socket): Just call init_tls_select_info to initialize TLS
	select members and use them later on.
	(socket_cleanup): Don't free select_socket_info pointer members since
	they are thread local now.
2009-07-06 15:42:01 +00:00
Christopher Faylor 66a83f3eac Remove unneeded header files from source files throughout. Update copyrights
where appropriate.
* globals.cc: New file for generic global variables.
* mkglobals_h: New file to generate globals.h.
* mkstatic: New Script used to build a (currently non-working) static
libcygwin_s.a.
* Makefile.in: Add unused rule to build a non-working libcygwin_s.a.
(DLL_OFILES): Add globals.o.  Make all objects rely on globals.h.
(globals.h): New target.  Generate globals.h.
* cygtls.h: Honor new CYGTLS_HANDLE define to control when the HANDLE operator
is allowed in _cygtls.
* dcrt0.cc: Move most globals to globals.cc.
* init.cc: Ditto.
* environ.cc (strip_title_path): Remove now-unneeded extern.
* fhandler_serial.cc (fhandler_serial::open): Ditto.
* pinfo.cc: Ditto.
(commune_process): Ditto.
* shared.cc: Ditto.
* glob.cc: Ditto.
* strace.cc: Ditto.
* exceptions.cc: Define CYGTLS_HANDLE before including winsup.h.
* path.cc (stat_suffixes): Move here.
* security.h: Add forward class path_conv declaration.
* smallprint.cc (__small_vsprintf): Make a true c++ function.
(__small_sprintf): Ditto.
(small_printf): Ditto.
(console_printf): Ditto.
(__small_vswprintf): Ditto.
(__small_swprintf): Ditto.
* spawn.cc (spawn_guts): Remove _stdcall decoration in favor of regparm.
(hExeced): Move to globals.cc
* strfuncs.cc (current_codepage): Ditto.
(active_codepage): Ditto.
* sync.cc (lock_process::locker): Move here from dcrt0.cc.
* syscalls.cc (stat_suffixes): Move to path.cc.
* tty.cc (tty::create_master): Uncapitalize fatal warning for consistency.
* winsup.h: Include globals.h to declare most of the grab bag list of globals
which were previously defined here.
* mount.h: Move USER_* defines back to shared_info.h.
* speclib: Force temporary directory cleanup.
2009-01-03 05:12:22 +00:00
Christopher Faylor b13e6864f5 Remove unneeded header files from source files throughout. 2008-04-07 18:45:59 +00:00
Corinna Vinschen a7d2cc16e2 * Fix copyright dates. 2008-04-01 13:22:47 +00:00
Corinna Vinschen edab6053a2 * winsup.h (NT_MAX_PATH): Revert ill-advised change to 32767.
Accommodate change throughout.

	* cygwin.din (cygwin_conv_path): Export.
	(cygwin_conv_path_list): Export.
	(cygwin_create_path): Export.
	* dcrt0.cc (dll_crt0_1): Use cygwin_conv_path.
	* dtable.cc (handle_to_fn): Ditto.  Don't expect UNICODE_STRING being
	0-terminated.
	* environ.cc (env_plist_to_posix): New helper function.
	(env_plist_to_win32): Ditto.
	(env_path_to_posix): Ditto.
	(env_path_to_win32): Ditto.
	(return_MAX_PATH): Remove.
	(conv_envvars): Use new helper functions.  Drop removed members.
	(win_env::operator =): Accommodate removal of path length functions.
	(win_env::add_cache): Accommodate new env helper function API.
	(posify): Ditto.
	* environ.h (struct win_env): Ditto. Remove path length function
	pointers since they are unused.
	* path.cc (warn_msdos): Use cygwin_conv_path.
	(getfileattr): Use new tmp_pathbuf::u_get method.
	(fillout_mntent): Ditto.
	(symlink_info::check): Ditto.
	(path_conv::check): Use sizeof (WCHAR) instead of constant 2.
	(symlink_info::check_reparse_point): Ditto.
	(conv_path_list): Get max size of target string as argument.  Call
	cygwin_conv_path as helper function.
	(cygwin_conv_path): New function.
	(cygwin_create_path): New function.
	(cygwin_conv_to_win32_path): Just call cygwin_conv_path with size set
	to MAX_PATH.
	(cygwin_conv_to_full_win32_path): Ditto.
	(cygwin_conv_to_posix_path): Ditto.
	(cygwin_conv_to_full_posix_path): Ditto.
	(conv_path_list_buf_size): Add FIXME comment.
	(env_PATH_to_posix): Rename from env_win32_to_posix_path_list.
	Add size argument as required for env helper functions.
	(cygwin_win32_to_posix_path_list): Call conv_path_list with size set to
	MAX_PATH.
	(cygwin_posix_to_win32_path_list): Ditto.
	(cygwin_conv_path_list): New function.
	(cwdstuff::get): Fix length argument in call to sys_wcstombs.
	* spawn.cc (find_exec): Use cygwin_conv_path_list.
	* tls_pbuf.h (tmp_pathbuf::u_get: New method.
	* uinfo.cc (cygheap_user::ontherange): Allocate temporary path buffers
	using tmp_pathbuf.  Use cygwin_conv_path.
	* winf.cc (av::unshift): Use cygwin_conv_path.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h: Comment out old cygwin32_XXX API.
	Mark old path handling API as deprecated.
	(cygwin_conv_path_t): Typedef.  Define values.
	(cygwin_conv_path): Declare.
	(cygwin_create_path): Declare.
	(cygwin_conv_path_list): Declare.
2008-03-12 12:41:50 +00:00
Corinna Vinschen 752b16ce35 * Makefile.in (DLL_OFILES): Add tls_pbuf.o.
* autoload.cc (CreateDesktopW): Replace CreateDesktopA.
	(CreateWindowStationW): Replace CreateWindowStationA.
	(GetUserObjectInformationW): Replace GetUserObjectInformationA.
	* cygheap.h (cwdstuff::get): Assume default buffer size NT_MAX_PATH.
	* cygtls.cc (_cygtls::remove): Free temporary TLS path buffers.
	* cygtls.h (TP_NUM_C_BUFS): Define.
	(TP_NUM_W_BUFS): Define.
	(class tls_pathbuf): New class to store pointers to thread local
	temporary path buffers.
	(_local_storage::pathbufs): New member.
	* environ.cc (win_env::add_cache): Use temporary TLS path buffer instead
	of stack based buffer.
	(posify): Get temporary outenv buffer from calling function.
	(environ_init): Create temporary TLS path buffer for posify.
	(build_env): Create Windows environment block as WCHAR buffer.
	* environ.h (build_env): Change declaration accordingly.
	* external.cc (sync_winenv): Accommodate build_env change.
	* fhandler_console.cc (fhandler_console::need_invisible): Use
	GetUserObjectInformationW and CreateWindowStationW.
	* fhandler_process.cc (format_process_maps): Use temporary TLS path
	buffer instead of stack based buffer.
	* fork.cc (frok::parent): Convert to use CreateProcessW.
	* path.cc: Throughout use temporary TLS path buffers instead of stack
	based buffer.  Replace checks for CYG_MAX_PATH by checks for
	NT_MAX_PATH.
	(getfileattr): New function to replace GetFileAttributesA.
	(normalize_win32_path): Remove Win32 and NT long path prefixes.
	(getwd): Assume PATH_MAX + 1 buffer per SUSv3.
	* path.h (class path_conv): Set path buffer to size NT_MAX_PATH.
	(iswdrive): Define.
	* pinfo.cc (commune_process): Use temporary TLS path buffer instead of
	stack based buffer.
	* registry.cc (get_registry_hive_path): Ditto.
	(load_registry_hive): Ditto.
	* spawn.cc (spawn_guts): Convert to use CreateProcessW and
	CreateProcessAsUserW.
	(av::fixup): Open/close file using NtOpenFile/NtClose.
	* syscalls.cc (mknod_worker): Allow PATH_MAX file name.
	(mknod32): Ditto.
	(getusershell): Ditto.
	* tls_pbuf.cc: New file implementing tls_pathbuf and tmp_pathbuf
	methods.
	* tls_pbuf.h: New header for files using tmp_pathbuf.
	* tlsoffsets.h: Regenerate.
	* winsup.h (NT_MAX_PATH): Define as 32767 to avoid USHORT overflow.
2008-03-07 11:24:51 +00:00
Christopher Faylor 6452eb1f2a * cygtls.cc (_cygtls::init_exception_handler): Semi-revert to making only
ourselves the exception handler and nothing else.
* exceptions.cc (open_stackdumpfile): Use correct format specifiers for unicode
when printing nameof stackdump file.
(stack_info::walk): Stop walking if ebp points into cygwin itself.
(_cygtls::handle_exceptions): Detect when signal is masked and treat as if it
was not caught.  Reinitialize exception handler to known state to avoid
subsequent attempts to call Windows exception handlers if an exception occurs
in a signal handler.  Revert to a 'return 0' rather than using a goto.
* strfuncs.cc (sys_wcstombs_alloc): Minor formatting tweak.
* winsup.h: Fix comment typo.
2008-03-02 22:51:19 +00:00
Christopher Faylor 2d80b55b4e * cygtls.h (_cygtls::handle_threadlist_exception): Eliminate.
(_cygtls::init_threadlist_exceptions): Ditto.
* cygtls.cc (_cygtls::handle_threadlist_exception): Eliminate.
(_cygtls::init_threadlist_exceptions): Ditto.
(_cygtls::find_tls): Use myfault handling to deal with errors caused by
nonexistent threads.
2008-03-01 14:53:44 +00:00
Christopher Faylor 813767de3d * exceptions.cc (_cygtls::handle_exceptions): Only call rtl_unwind when
exiting.  Just return, don't set thread context.
* gendef (_setjmp): Store %fs:0 in jmp_buf.
(_sjfault): Ditto.
(_ljfault): Restore %fs:0 from jmp_buf.
(_longjmp): Ditto.
2008-03-01 13:18:22 +00:00
Corinna Vinschen a04a25195e * cygtls.cc (_cygtls::init_exception_handler): Fix comment. 2008-02-27 17:57:14 +00:00
Christopher Faylor 8ba248a94b * cygtls.cc (_cygtls::handle_threadlist_exception): Make it clear that the
function never actually returns.
* exceptions.cc (_cygtls::handle_exceptions): Jump out of function rather than
returning to avoid meddling by previously installed exception handlers.
2008-02-27 17:16:46 +00:00
Corinna Vinschen 5cb998e66c * cygtls.cc (_cygtls::init_exception_handler): Revert patch
from 2005-12-02.
        * exceptions.cc (stack_info::walk): Add workaround for NT 5.2
        64 bit OSes.
        * wincap.h (wincaps::has_restricted_stack_args): New element.
        * wincap.cc: Implement above element throughout.
        (wincapc::init): Reset has_restricted_stack_args if not running
        under WOW64.
2008-02-13 09:42:22 +00:00
Christopher Faylor ee4388c420 Change many cygheap allocation routines to their *_abort analogs.
* cygheap.cc (cmalloc_abort): New function.
(crealloc_abort): Ditto.
(ccalloc_abort): Ditto.
2007-11-26 21:30:49 +00:00
Corinna Vinschen a76877e977 Throughout remove all usage of wincap.has_security.
* environ.cc (environ_init): Drop setting allow_ntsec here.
	* grp.cc (initgroups32): Drop usage of label "out".
	* security.cc (allow_ntsec): Set to true by default.
	* syscalls.cc (seteuid32): Remove label success_9x.
	* wincap.cc: Remove has_security throughout.
	* wincap.h: Ditto.
2007-02-23 15:15:50 +00:00
Corinna Vinschen 70e476d27b 2006-07-25 Corinna Vinschen <corinna@vinschen.de>
* include/cygwin/version.h: Bump DLL version to 1.7.0.

2006-07-25  Corinna Vinschen  <corinna@vinschen.de>

	* select.h: Remove.
	* fhandler_socket.cc: Don't include select.h.
	* select.cc: Ditto.

2006-07-25  Corinna Vinschen  <corinna@vinschen.de>

	* cygtls.h: Drop socket related includes.
	(struct _local_storage): Remove exitsock and exitsock_sin. Add
	select_sockevt.
	* cygtls.cc: Accomodate above change throughout.
	* fhandler.h (class fhandler_socket): Make wsock_evt public.
	* fhandler_socket.cc (fhandler_socket::fhandler_socket): Accomodate
	reordering members.
	(fhandler_socket::evaluate_events): Drop FD_CONNECT event as soon as
	it gets read once.  Never remove FD_WRITE event here.
	(fhandler_socket::wait_for_events): Wait 50 ms instead of INFINITE for
	socket events.
	(fhandler_socket::accept): Fix conditional.  Set wsock_events members
	of accepted socket to useful start values.
	(fhandler_socket::recv_internal): Always drop FD_READ/FD_OOB events from
	wsock_events after the call to WSARecvFrom.
	(fhandler_socket::send_internal): Drop FD_WRITE event from wsock_events
	if the call to WSASendTo fails with WSAEWOULDBLOCK.  Fix return value
	condition.
	* select.cc (struct socketinf): Change to accomodate using socket event
	handling.
	(peek_socket): Use event handling for peeking socket.
	(thread_socket): Ditto.
	(start_thread_socket): Ditto.
	(socket_cleanup): Same here.
	* tlsoffsets.h: Regenerate.

2006-07-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (class fhandler_socket): Rearrange slightly to keep
	event handling methods and members together.  Drop owner status flag.
	Split wait method.  Rename event handling methods for readability.
	* fhandler_socket.cc (struct wsa_event): Add owner field.
	(LOCK_EVENTS): New macro.
	(UNLOCK_EVENTS): Ditto.
	(fhandler_socket::init_events): rename from prepare.
	(fhandler_socket::evaluate_events): First half of former wait method.
	Do everything but wait.  Allow specifiying whether or not events from
	event_mask should be erased from wsock_events->events.  Simplify
	OOB handling.  Allow sending SIGURG to any process (group).
	(fhandler_socket::wait_for_events): Second half of former wait method.
	Call evaluate_events and wait in a loop if socket is blocking.
	(fhandler_socket::release_events): Rename from release.
	(fhandler_socket::connect): Accomodate above name changes.
	(fhandler_socket::accept): Ditto.
	(fhandler_socket::recv_internal): Ditto.
	(fhandler_socket::send_internal): Ditto.
	(fhandler_socket::close): Ditto.
	(fhandler_socket::fcntl): Always set owner to given input value on
	F_SETOWN.  Handle F_GETOWN.
	* net.cc (fdsock): Accomodate above name changes.

2006-07-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::wait): Set Winsock errno to
	WSAEWOULDBLOCK instead of WSAEINPROGRESS.

2006-07-18  Brian Ford  <Brian.Ford@FlightSafety.com>
	    Corinna Vinschen  <corinna@vinschen.de>

	* winsup.h (mmap_region_status): New enum.
	(mmap_is_attached_or_noreserve_page): Adjust prototype and rename
	as below.
	* mmap.cc (mmap_is_attached_or_noreserve_page):  Rename
	mmap_is_attached_or_noreserve.  Add region length parameter.
	Return enum above.
	* exceptions.cc (_cygtls::handle_exceptions): Accomodate above.
	* fhandler.cc (fhandler_base::raw_read): Call above for NOACCESS
	errors and retry on success to allow reads into untouched
	MAP_NORESERVE buffers.

2006-07-18  Corinna Vinschen  <corinna@vinschen.de>

	* cygwin.din (posix_openpt): Export.
	* tty.cc (posix_openpt): New function.
	* include/cygwin/stdlib.h (posix_openpt): Declare.
	* include/cygwin/version.h: Bump API minor number.

2006-07-14  Corinna Vinschen  <corinna@vinschen.de>

	* security.cc (get_token_group_sidlist): Always add the interactive
	group to the token.  Add comment.  Create logon_id group SID by
	copying it from incoming group list.
	(create_token): Add subauth_token parameter.  Use information in
	subauth_token if present.  Tweak SourceIdentifier if subauth_token
	is present for debugging purposes.
	* security.h (create_token): Add subauth_token parameter in declaration.
	* syscalls.cc (seteuid32): Call subauth first.  Call create_token
	regardless.  Use subauth token in call to create_token if subauth
	succeeded.

2006-07-13  Corinna Vinschen  <corinna@vinschen.de>

	* include/netinet/in.h: Update copyright.

2006-07-13  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::wait): Rework function so that
	WaitForMultipleObjects is really only called when necessary.

2006-07-12  Corinna Vinschen  <corinna@vinschen.de>

	* include/netdb.h: Declare rcmd, rcmd_af, rexec, rresvport,
	rresvport_af, iruserok, iruserok_sa, ruserok.

2006-07-12  Corinna Vinschen  <corinna@vinschen.de>

	* Makefile.in (DLL_OFILES): Drop iruserok.o.  Add rcmd.o.
	* autoload.cc (rcmd): Drop definition.
	* cygwin.din: Export bindresvport, bindresvport_sa, iruserok_sa,
	rcmd_af, rresvport_af.
	* net.cc (cygwin_rcmd): Remove.
	(last_used_bindresvport): Rename from last_used_rrecvport.
	(cygwin_bindresvport_sa): New function implementing bindresvport_sa.
	(cygwin_bindresvport): New function implementing bindresvport.
	(cygwin_rresvport): Remove.
	* include/cygwin/version.h: Bump API minor number.
	* include/netinet/in.h: Declare bindresvport and bindresvport_sa.
	* libc/iruserok.c: Remove file.
	* libc/rcmd.cc: New file implementing rcmd, rcmd_af, rresvport,
	rresvport_af, iruserok_sa, iruserok and ruserok.

2006-07-12  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::getsockname): Return valid
	result for unbound sockets.

2006-07-11  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::fixup_after_fork): Handle
	wsock_mtx and wsock_evt on fork, thus handling close_on_exec correctly.
	(fhandler_socket::fixup_after_exec): Drop misguided attempt to handle
	close_on_exec here.
	(fhandler_socket::dup): Call fixup_after_fork with NULL parent.
	Add comment.
	(fhandler_socket::set_close_on_exec): Handle wsock_mtx and wsock_evt.

2006-07-10  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler.h (class fhandler_socket): Add wsock_mtx, wsock_evt
	and wsock_events members.  Remove closed status flag, add listener
	status flag.  Accomodate new implementation of socket event handling
	methods.  Declare recv* and send* functions ssize_t as the POSIX
	equivalents.
	(fhandler_socket::recv_internal): Declare.
	(fhandler_socket::send_internal): Ditto.
	* fhandler_socket.cc (EVENT_MASK): Define mask of selected events.
	(fhandler_socket::fhandler_socket): Initialize new members.
	(fhandler_socket::af_local_setblocking): Don't actually set the
	socket to blocking mode.  Keep sane event selection.
	(fhandler_socket::af_local_unsetblocking): Don't actually set the
	socket to previous blocking setting, just remember it.
	(struct wsa_event): New structure to keep event data per shared
	socket.
	(NUM_SOCKS): Define number of shared sockets concurrently handled by
	all active Cygwin processes.
	(wsa_events): New shared datastructure keeping all wsa_event records.
	(socket_serial_number): New shared variable to identify shared sockets.
	(wsa_slot_mtx): Global mutex to serialize wsa_events access.
	(search_wsa_event_slot): New static function to select a new wsa_event
	slot for a new socket.
	(fhandler_socket::prepare): Rewrite.  Prepare event selection
	per new socket.
	(fhandler_socket::wait): Rewrite.  Wait for socket events in thread
	safe and multiple process safe.
	(fhandler_socket::release): Rewrite.  Close per-socket descriptor
	mutex handle and event handle.
	(fhandler_socket::dup): Duplicate wsock_mtx and wsock_evt.  Fix
	copy-paste error in debug output.
	(fhandler_socket::connect): Accomodate new event handling.
	(fhandler_socket::listen): Set listener flag on successful listen.
	(fhandler_socket::accept): Accomodate new event handling.
	(fhandler_socket::recv_internal): New inline method centralizing
	common recv code.
	(fhandler_socket::recvfrom): Call recv_internal now.
	(fhandler_socket::recvmsg): Ditto.  Streamline copying from iovec
	to WSABUF.
	(fhandler_socket::send_internal): New inline method centralizing
	common send code.
	(fhandler_socket::sendto): Call send_internal now.
	(fhandler_socket::sendmsg): Ditto.  Streamline copying from iovec
	to WSABUF.
	(fhandler_socket::close): Call release now.
	(fhandler_socket::ioctl): Never actually switch to blocking mode.
	Just keep track of the setting.
	* net.cc (fdsock): Call prepare now.
	(cygwin_connect): Revert again to event driven technique.
	(cygwin_accept): Ditto.
	* poll.cc (poll): Don't call recvfrom on a listening socket.
	Remove special case for failing recvfrom.
	* include/sys/socket.h: Declare recv* and send* functions ssize_t as
	requested by POSIX.

2006-07-07  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (cygwin_inet_ntop): Fix data type of forth parameter.

2006-07-06  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/in6.h (struct in6_addr): Fix typo.

2006-07-06  Corinna Vinschen  <corinna@vinschen.de>

	* cygwin.din: Export in6addr_any, in6addr_loopback, freeaddrinfo,
	gai_strerror, getaddrinfo, getnameinfo.
	* fhandler_socket.cc: Include cygwin/in6.h.
	(get_inet_addr): Accomodate AF_INET6 usage.
	(fhandler_socket::connect): Ditto.
	(fhandler_socket::listen): Ditto.
	(fhandler_socket::sendto): Ditto.
	* net.cc: Include cygwin/in6.h.
	(in6addr_any): Define.
	(in6addr_loopback): Define.
	(cygwin_socket): Accomodate AF_INET6 usage.
	(socketpair): Bind socketpairs only to loopback for security.
	(inet_pton4): New static function.
	(inet_pton6): Ditto.
	(cygwin_inet_pton): New AF_INET6 aware inet_pton implementation.
	(inet_ntop4): New static function.
	(inet_ntop6): Ditto.
	(cygwin_inet_ntop): New AF_INET6 aware inet_ntop implementation.
	(ga_aistruct): New static function.
	(ga_clone): Ditto.
	(ga_echeck): Ditto.
	(ga_nsearch): Ditto.
	(ga_port): Ditto.
	(ga_serv): Ditto.
	(ga_unix): Ditto.
	(gn_ipv46): Ditto.
	(ipv4_freeaddrinfo): Ditto.
	(ipv4_getaddrinfo): Ditto.
	(ipv4_getnameinfo): Ditto.
	(gai_errmap_t): New structure holding error code - error string mapping.
	(cygwin_gai_strerror): New function implementing gai_strerror.
	(w32_to_gai_err): New static function.
	(get_ipv6_funcs): Ditto.
	(load_ipv6_funcs): Ditto.
	(cygwin_freeaddrinfo): New function implementing freeaddrinfo.
	(cygwin_getaddrinfo): New function implementing getaddrinfo.
	(cygwin_getnameinfo): New function implementing getnameinfo.
	* include/netdb.h: Include stdint.h and cygwin/socket.h.  Define
	data types and macros used by getaddrinfo and friends.  Declare
	freeaddrinfo, gai_strerror, getaddrinfo and getnameinfo.
	* include/cygwin/in.h: Add IPv6 related IPPROTOs. Remove definition
	of struct sockaddr_in6.  Include cygwin/in6.h instead.
	* include/cygwin/in6.h: New header file defining IPv6 releated
	data types and macros.
	* include/cygwin/socket.h: Enable AF_INET6 and PF_INET6.  Add
	IPv6 related socket options.
	* include/cygwin/version.h: Bump API minor number.

2006-07-06  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (DsGetDcNameA): Define.
	(NetGetAnyDCName): Define.
	* security.cc: Include dsgetdc.h.
	(DsGetDcNameA): Declare.
	(DS_FORCE_REDISCOVERY): Define.
	(get_logon_server): Add bool parameter to control rediscovery of DC.
	Use DsGetDcNameA function if supported, NetGetDCName/NetGetAnyDCName
	otherwise.
	(get_server_groups): Rediscover DC if get_user_groups fails and
	try again.
	(get_reg_security): Use correct error code macro when testing
	RegGetKeySecurity return value.
	* security.h (get_logon_server): Remove default vaue from wserver
	parameter.  Add rediscovery parameter.
	* uinfo.cc (cygheap_user::env_logsrv): Accomodate rediscovery parameter
	in call to get_logon_server.
2006-07-25 19:23:23 +00:00
Christopher Faylor 2346864a45 * cygheap.cc (cygheap_fixup_in_child): Don't close parent handle here. Let the
caller do that.
* dcrt0.cc (child_info_spawn::handle_spawn): Close parent handle here to allow
fixup_after_exec functions to use it.
* cygtls.cc (_cygtls::call2): Avoid calling exit thread if called with
*crt0_1 functions.
* cygtls.h (_cygtls::isinitialized): Check that we actually have a tls before
seeing if it is initialized.
* gendef (_sigfe_maybe): Ditto.
* dcrt0.cc (dll_crt0_1): Remove static, use just one argument.
* dll_init.cc (dllcrt0_info): New structure.
(dll_dllcrt0): Change into a front-end to renamed dll_dllcrt0_1 so that we'll
always be assured of having something like a tls.
(dll_dllcrt0_1): New function, basically renamed from from dll_dllcrt0.
Unconditionally call _my_tls.init_exception_handler now that we are assured of
having a tls.  Change variable name from "linking" to "linked".
* winsup.h (dll_crt0_1): Declare.
(dll_dllcrt0_1): Ditto.
2006-06-02 00:09:50 +00:00
Christopher Faylor a2b6c06546 * cygtls.cc (_cygtls::call2): Don't call ExitThread on the main thread. 2006-05-31 02:14:17 +00:00
Christopher Faylor 38229bcdcf * cygtls.cc (_cygtls::call): Call call2 using _my_tls.
(_cygtls::init_exception_handler): Always replace existing exception handler
with cygwin exception handler.
* cygtls.h (_cygtls::call2): Remove static designation.
* dcrto.cc (dll_crt0_1): Define in a way that allows calling via _cygtls::call.
(_initialize_main_tls): Delete.
(_dll_crt0): Call dll_crt0_1 via cygtls::call.  Set _main_tls here.
* external.cc (cygwin_internal): Implement CW_CYGTLS_PADSIZE.
* include/sys/cygwin.h (CW_CYGTLS_PADSIZE): Define.
* tlsoffsets.h: Regenerate.
2006-05-25 02:33:13 +00:00
Christopher Faylor 9fa8d227d4 * cygtls.cc (_cygtls::remove): Don't test for initialization since this
function will always be called when _my_tls is initialized.
* init.cc (dll_entry): Don't attempt to remove tls info if _my_tls is obviously
not even available.
2006-05-17 03:36:14 +00:00
Christopher Faylor 562adf7890 * sigproc.cc (no_signals_available): Detect hwait_sig == INVALID_HANDLE_VALUE.
(wait_sig): Set hwait_sig to INVALID_HANDLE_VALUE on __SIGEXIT.
* cygtls.cc (_cygtls::init_thread): Zero entire _my_tls structure and no more.
* cygtls.h (_my_tls::padding): Delete.
(CYGTLS_PADSIZE): Redefine concept of padding to mean padding at the end of the
stack.
* dcrt0.cc (initialize_main_tls): Change return to void.
* gentls_offsets: Treat const specially, too.  Keep going after a '}' is found.
Change negative offset calculation to use CYGTLS_PADSIZE.
* init.cc (_my_oldfunc): New variable.
(threadfunc_fe): Use stored tls value for oldfunc rather than blindly writing
to the stack.
(munge_threadfunc): Set oldfunc in tls.
(dll_entry): Initialize tls allocation.
* tlsoffsets.h: Regenerate.
2006-05-16 03:14:24 +00:00
Christopher Faylor 9badd94adb * cygtls.cc (_cygtls::remove): Reset initialized flag right away if we were
previously initialized.
* cygtls.h (_cygtls::initialized): Move nearer the end to catch situation when
Windows 98 mysteriously changes pieces of cygtls when thread is detaching.
* gendef (__sigfe_maybe): Simplify slightly.
* tlsoffsets.h: Regenerate.
2006-03-13 04:26:57 +00:00
Christopher Faylor 985d0e68c5 Always zero all elements of siginfo_t throughout.
* cygtls.h (_cygtls::thread_context): Declare new field.
(_cygtls::thread_id): Ditto.
(_cygtls::signal_exit): Move into this class.
(_cygtls::copy_context): Declare new function.
(_cygtls::signal_debugger): Ditto.
* cygtls.cc (_cygtls::init_thread): Fill out thread id field.
* exceptions.cc (exception): Change message when exception info is unknown.
Copy context to thread local storage.
(_cygtls::handle_exceptions): Avoid double test for fault_guarded.  Reflect
move of signal_exit to _cygtls class.
(sigpacket::process): Copy context to thread local storage.
(_cygtls::signal_exit): Move to _cygtls class.  Call signal_debugger to notify
debugger of exiting signal (WIP).  Call stackdump here (WIP).
(_cygtls::copy_context): Define new function.
(_cygtls::signal_debugger): Ditto.
* tlsoffsets.h: Regenerate.
* include/cygwin.h (_fpstate): New internal structure.
(ucontext): Declare new structure (WIP).
(__COPY_CONTEXT_SIZE): New define.
* exceptions.cc (_cygtls::interrupt_setup): Clear "threadkill" field when there
is no sigwaiting thread.
(setup_handler): Move event handling into interrupt_setup.
2006-02-06 18:24:11 +00:00
Christopher Faylor 4cf4fd4d1c (fix ChangeLog and check in remaining files)
* sigproc.cc (sigproc_init): Move clearing of sync_startup here to lessen the
likelihood of trying to deal with non-cygwin threads in dll_entry.
* fhandler_console: Fix set_console_state_for_spawn comment.
2006-01-05 16:26:22 +00:00
Christopher Faylor 68f62c98f9 add copyright 2006-01-02 02:57:54 +00:00
Christopher Faylor 7a32aefe79 * cygtls.cc (_cygtls::remove): Remove left over debugging cruft which caused
this function to always return prematurely.
2006-01-02 02:55:14 +00:00