summaryrefslogtreecommitdiffstats
path: root/winsup/cygwin/cygtls.cc
Commit message (Collapse)AuthorAgeFilesLines
* Switching the Cygwin DLL to LGPLv3+, dropping commercial buyout optioncygwin-2_5_2-releaseCorinna Vinschen2016-06-231-3/+0
| | | | | | | | | | | | | | Bump GPLv2+ to GPLv3+ for some files, clarify BSD 2-clause. Everything else stays under GPLv3+. New Linking Exception exempts resulting executables from LGPLv3 section 4. Add CONTRIBUTORS file to keep track of licensing. Remove 'Copyright Red Hat Inc' comments. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
* Clear pending signals targeting exiting threadnewlib-snapshot-20151023Corinna Vinschen2015-10-231-0/+1
| | | | | | | | | | | * cygtls.cc (_cygtls::remove): Call remove_pending_sigs. * cygtls.h (_cygtls::remove_pending_sigs): Declare. * sigproc.cc (pending_signals::clear): Define new method taking a _cygtls pointer argument. Drop pending signals for that thread. (_cygtls::remove_pending_sigs): Call pending_signals::clear for this thread. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
* x86_64: Handle myfault exceptions when running on alternate signal stackCorinna Vinschen2015-07-071-0/+1
| | | | | | | | | | | | | | | | | | x86_64 only: * cygtls.cc (san::leave): Restore _my_tls.andreas. * cygtls.h (class san): Add _clemente as in 32 bit case. Add ret and frame members. (san::san): Handle _my_tls.andreas as on 32 bit. Take parameter and write it to new member ret. Store current stack pointer in frame. (san::~san): New destructor to restore _my_tls.andreas. (__try): Use __l_except address as parameter to san::san. * dcrt0.cc (dll_crt0_0): Add myfault_altstack_handler as vectored continuation handler. * exception.h (myfault_altstack_handler): Declare. * exceptions.cc (myfault_altstack_handler): New function. Explain what it's good for. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
* Preliminary infrastructure to implement alternate stackCorinna Vinschen2015-06-191-0/+1
| | | | | | | | | | | | | | | | | | | | | | | * libc/include/sys/signal.h: Define SS_ONSTACK and SS_DISABLE unconditionally. (sigaltstack): Enable prototype on Cygwin. * common.din (sigaltstack): Export. * cygtls.cc (_cygtls::init_thread): Initialize altstack. * cygtls.h (__tlsstack_t): Rename from __stack_t to distinguish more clearly from stack_t. Accommodate throughout. (_cygtls): Add altstack member. * exceptions.cc (exception::handle): Set SIGSEGV handler to SIG_DFL if we encounter a stack overflow, and no alternate stack has been defined. * include/cygwin/signal.h (MINSIGSTKSZ): Define (SIGSTKSZ): Define. (SA_ONSTACK): Define. * signal.cc (sigaltstack): New function. * tlsoffset.h: Regenerate. * tlsoffset64.h: Ditto. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
* * cygheap.cc (init_cygheap::init_tls_list): Accommodate threadlistCorinna Vinschen2014-11-281-1/+6
| | | | | | | | | | | | | | | | | | | | | | | | having a new type threadlist_t *. Convert commented out code into an #if 0. Create thread mutex. Explain why. (init_cygheap::remove_tls): Drop timeout value. Always wait infinitely for tls_sentry. Return mutex HANDLE of just deleted threadlist entry. (init_cygheap::find_tls): New implementation taking tls pointer as search parameter. Return threadlist_t *. (init_cygheap::find_tls): Return threadlist_t *. Define ix as auto variable. Drop exception handling since crash must be made impossible due to correct synchronization. Return with locked mutex. * cygheap.h (struct threadlist_t): Define. (struct init_cygheap): Convert threadlist to threadlist_t type. (init_cygheap::remove_tls): Align declaration to above change. (init_cygheap::find_tls): Ditto. (init_cygheap::unlock_tls): Define. * cygtls.cc (_cygtls::remove): Unlock and close mutex when finishing. * exceptions.cc (sigpacket::process): Lock _cygtls area of thread before accessing it. * fhandler_termios.cc (fhandler_termios::bg_check): Ditto. * sigproc.cc (sig_send): Ditto. * thread.cc (pthread::exit): Ditto. Add comment. (pthread::cancel): Ditto.
* * cygheap.cc (init_cygheap::find_tls): Add comment.Corinna Vinschen2014-11-281-43/+55
| | | | | | | | | | | | | | | | * cygtls.cc (well_known_dlls): Rephrase comment. (bloda_detect): New function. (_cygtls::call2): Call init_thread and bloda_detect for non-pthread threads only. (_cygtls::remove): Move remove_tls and remove_wq calls up to run first. * miscfuncs.cc (struct pthread_wrapper_arg): Rename from struct thread_wrapper_arg. (pthread_wrapper): Rename from thread_wrapper and drop "static". Fix comment. Drop call to _cygtls::remove. Call api_fatal rather than ExitThread. Explain why. * miscfuncs.h (pthread_wrapper): Declare pthread_wrapper. * thread.cc (pthread::exit): Add a FIXME comment. Call _cygtls::remove before calling ExitThread.
* * cygtls.cc (san::leave/x86_64): Implement.Corinna Vinschen2014-08-251-0/+8
| | | | | | | | | | | | | * cygtls.h (class tls_pathbuf): Move counter variables into a union. Add 64 bit element _counters covering both counter variables to optimize save and restore operations. (class san/x86_64): Only store single 64 bit value. (san::san/x86_64): Implement. (san::leave/x86_64): Only declare here, as returns_twice function. Explain why. (class san/i686): Change type of _c_cnt and _w_cnt to uint32_t. (__try/x86_64): Move definition of __sebastian after the first memory barrier. Drop __sebastian.setup call.
* * cygtls.cc (_cygtls::remove): Revert previous patch.Corinna Vinschen2014-08-251-1/+1
| | | | | | | | | | | | | | | | | * cygtls.h (struct _local_storage): Move pathbufs back here. (class san/x86_64): Revert class. Save and restore pathbufs counters only. (class san/i686): Revert saving and restoring pathbufs counters. (__try/x86_64): Add a san variable and call it's setup method. (__except/x86_64): Call san::leave to restore pathbufs counters. * gendef (_sigbe): Revert previous change. * thread.cc (verifyable_object_state): Remove gcc 4.7 workaround in forward declaration as well. * tls_pbuf.cc (tls_pbuf): Revert previous change. * tls_pbuf.h (class tmp_pathbuf): Accommodate reverting pathbufs to locals structure. * tlsoffsets.h: Regenerate. * tlsoffsets64.h: Regenerate.
* * Throughout, use __try/__except/__endtry blocks, rather than myfaultCorinna Vinschen2014-08-221-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | handler. * cygtls.cc (_cygtls::remove): Accommodate the fact that pathbufs has been moved from _local_storage to _cygtls. * cygtls.h (class tls_pathbuf): Add comment to hint to gendef usage of counters. Change type of counters to uint32_t for clarity. Remove _cygtls as friend class. (struct _local_storage): Move pathbufs from here... (struct _cygtls): ...to here, allowing to access it from _sigbe. (class san): Only define on 32 bit. Remove errno, _c_cnt and _w_cnt members. (san::setup): Drop parameter. Don't initialize removed members. (san::leave): Don't set removed members. (class myfault): Only define on 32 bit. (myfault::faulted): Only keep implementation not taking any parameter. Drop argument in call to sebastian.setup. (__try/__leave/__except/__endtry): Implement to support real SEH. For now stick to SJLJ on 32 bit. * dcrt0.cc (dll_crt0_0): Drop 64 bit call to exception::install_myfault_handler. * exception.h (exception_handler): Define with EXCEPTION_DISPOSITION as return type. (PDISPATCHER_CONTEXT): Define as void * on 32 bit. Define as pointer to _DISPATCHER_CONTEXT on 64 bit. (class exception): Define separately for 32 and 64 bit. (exception::myfault): Add handler for myfault SEH handling on 64 bit. (exception::exception): Fix mangled method name to account for change in type of last parameter. (exception::install_myfault_handler): Remove. * exceptions.cc (exception::myfault_handle): Remove. (exception::myfault): New SEH handler for 64 bit. * gendef (_sigbe): Set tls_pathbuf counters to 0 explicitely when returning to the caller. * ntdll.h: Move a comment to a better place. (struct _SCOPE_TABLE): Define on 64 bit. * thread.cc (verifyable_object_isvalid): Remove gcc 4.7 workaround. * tls_pbuf.cc (tls_pbuf): Fix to accommodate new place of pathbufs. (tls_pathbuf::destroy): Change type of loop variables to uint32_t. * tls_pbuf.h (class tmp_pathbuf): Change type of buffer counters to uint32_t. Accommodate new place of pathbufs. * tlsoffsets.h: Regenerate. * tlsoffsets64.h: Regenerate.
* * cygtls.cc (well_known_dlls): Add kernelbase.dll.Corinna Vinschen2013-07-231-0/+1
|
* * cygtls.cc (_cygtls::remove): Close cw_timer handle, thus avoidingCorinna Vinschen2013-07-191-2/+5
| | | | handle leak.
* * Merge in cygwin-64bit-branch.Corinna Vinschen2013-04-231-1/+1
|
* Throughout, update copyrights to reflect dates which correspond to main-branchChristopher Faylor2013-01-211-2/+2
| | | | checkins. Regularize copyright format.
* * DevNotes: Add entry cgf-000018.Christopher Faylor2012-12-211-1/+1
| | | | | | | | | | | | | | * 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.
* * DevNotes: Add entry cgf-000017.Christopher Faylor2012-12-211-1/+1
| | | | | | | | | | | | | | | | | | * _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.
* * DevNotes: Add entry cgf-000016.Christopher Faylor2012-08-171-12/+0
| | | | | | | | | | | | | | | | | | * 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.
* whitespace cleanupChristopher Faylor2012-08-161-1/+1
|
* * DevNotes: Add entry cgf-000014.Christopher Faylor2012-08-091-61/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * DevNotes: Add entry cgf-000013.Christopher Faylor2012-07-211-25/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * cygtls.cc (well_known_dlls): Add ole32.dll and wbemprox.dll.Corinna Vinschen2012-07-111-0/+2
|
* * cygtls.cc (well_known_dlls): Add advapi32.dll.Corinna Vinschen2012-03-211-0/+1
|
* * cygtls.cc (well_known_dlls): Add shlwapi.dll.Corinna Vinschen2012-02-281-0/+1
|
* * cygtls.cc (dll_cmp): New comparison function for bsearch.Corinna Vinschen2012-02-271-1/+60
| | | | | | (well_known_dlls): New array containing well-known DLLs. (_cygtls::call2): Add code for BLODA detection. * net.cc (fdsock): Ditto.
* Throughout use "have_execed" macro rather than "hExeced" global handle.Christopher Faylor2011-11-141-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* * cygtls.h (struct _local_storage): Add cw_timer member.Yaakov Selkowitz2011-08-031-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * cygtls.cc (_cygtls::init_thread): Drop setting locals.process_logmask.Corinna Vinschen2011-04-211-17/+14
| | | | | | | | | | * 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.
* * cygtls.cc (_cygtls::remove): Always close sockevt handle.Corinna Vinschen2011-04-181-1/+2
|
* * cygtls.cc (_cygtls::init_thread): Call _REENT_INIT_PTR. Drop settingCorinna Vinschen2011-01-111-3/+2
| | | | current locale and calling srand48.
* * cygtls.cc: Include stdlib.h.Christopher Faylor2010-12-291-0/+2
| | | | (_cygtls::init_thread): Seed random number generator on a per-thread basis.
* Update some copyrights.Christopher Faylor2010-02-281-64/+5
| | | | | | | | | | | | | | | | | | | | | | * 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.
* * cygtls.h (_cygtls::init_exception_handler): Eliminate argument.Christopher Faylor2010-02-261-4/+4
| | | | | | | | | | | | | | | | | | | | (_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.
* * cygtls.cc (_cygtls::init_exception_handler): Force installation of ourChristopher Faylor2010-02-241-8/+25
| | | | exception handler to always be at the beginning.
* * cygtls.cc (_cygtls::init_exception_handler): Test for e, not e->prev or weChristopher Faylor2009-07-171-1/+17
| | | | | | could still end up adding our handler twice. Add comment explaining what we're doing. * dll_init.cc (dll_dllcrt0_1): Clarify comment.
* * cygtls.cc (_cygtls::init_exception_handler): Avoid adding our exceptionChristopher Faylor2009-07-171-0/+3
| | | | handler twice.
* * cygtls.cc (_cygtls::remove): Fix typo.Corinna Vinschen2009-07-071-3/+2
|
* * cygtls.cc (_cygtls::remove): Avoid closing a NULL handle.Christopher Faylor2009-07-061-1/+2
|
* * cygtls.h (struct _local_storage): Add thread storage pointers forCorinna Vinschen2009-07-061-6/+7
| | | | | | | | | | | | | | | | | | | | | 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.
* Remove unneeded header files from source files throughout. Update copyrightsChristopher Faylor2009-01-031-3/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* Remove unneeded header files from source files throughout.Christopher Faylor2008-04-071-8/+0
|
* * Fix copyright dates.Corinna Vinschen2008-04-011-1/+1
|
* * winsup.h (NT_MAX_PATH): Revert ill-advised change to 32767.Corinna Vinschen2008-03-121-13/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* * Makefile.in (DLL_OFILES): Add tls_pbuf.o.Corinna Vinschen2008-03-071-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * cygtls.cc (_cygtls::init_exception_handler): Semi-revert to making onlyChristopher Faylor2008-03-021-1/+13
| | | | | | | | | | | | | 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.
* * cygtls.h (_cygtls::handle_threadlist_exception): Eliminate.Christopher Faylor2008-03-011-40/+10
| | | | | | | | (_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.
* * exceptions.cc (_cygtls::handle_exceptions): Only call rtl_unwind whenChristopher Faylor2008-03-011-2/+1
| | | | | | | | 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.
* * cygtls.cc (_cygtls::init_exception_handler): Fix comment.Corinna Vinschen2008-02-271-7/+2
|
* * cygtls.cc (_cygtls::handle_threadlist_exception): Make it clear that theChristopher Faylor2008-02-271-2/+2
| | | | | | function never actually returns. * exceptions.cc (_cygtls::handle_exceptions): Jump out of function rather than returning to avoid meddling by previously installed exception handlers.
* * cygtls.cc (_cygtls::init_exception_handler): Revert patchCorinna Vinschen2008-02-131-1/+17
| | | | | | | | | | 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.
* Change many cygheap allocation routines to their *_abort analogs.Christopher Faylor2007-11-261-4/+4
| | | | | | * cygheap.cc (cmalloc_abort): New function. (crealloc_abort): Ditto. (ccalloc_abort): Ditto.
* Throughout remove all usage of wincap.has_security.Corinna Vinschen2007-02-231-3/+2
| | | | | | | | | * 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.
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-17 02:13:02 +0000