Commit Graph

2442 Commits

Author SHA1 Message Date
Christopher Faylor 528060195c * fhandler.h (*::fixup_after_exec): Eliminate unused handle argument.
* fhandler.h (dtable::fixup_after_exec): Eliminate unused handle argument.
* dcrt0.cc (dll_crt0_1): Reflect elimination of unused handle argument to
fixup_after_exec.
* dtable.cc (dtable::fixup_after_exec): Ditto.
* fhandler_console.cc (fhandler_console::fixup_after_exec): Ditto.
* fhandler_dsp.cc (fhandler_dsp::fixup_after_exec): Ditto.
* fhandler_raw.cc (fhandler_raw::fixup_after_exec): Ditto.
* fhandler_socket.cc (fhandler_socket::fixup_after_exec): Ditto.
* fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Ditto.
* pipe.cc (fhandler_pipe::fixup_after_exec): Ditto.
* spawn.cc (spawn_guts): Do not set ciresrv.parent.
* child_info.h (child_info_spawn::~child_info_spawn): Do not close parent.
Update CURR_CHILD_INFO_MAGIC.
* dcrt0.cc (dll_crt0_0): Do not close spawn_info->parent.  Pass NULL to
cygheap->fdtab.fixup_after_exec().
2004-02-02 21:00:07 +00:00
Christopher Faylor 6027d26d8b Throughout, change name from set_inheritance to set_no_inheritance to better
reflect input arguments of this function.
* cygheap.h (CYGHEAPSIZE): Increase size of cygheap to something closer to the
21st century.
2004-02-02 20:33:09 +00:00
Corinna Vinschen 8d9bbb5092 * cygerrno.h (set_errno): Replace semicolon with comma in non-DEBUGGING
version to avoid compile time error.
2004-02-02 10:47:29 +00:00
Christopher Faylor 9e1ad59de6 * cygerrno.h (set_errno): Set global errno whenever setting thread specific
version.
* debug.cc (__set_errno): Ditto.
* exceptions.cc (handle_sigsuspend): Remove spurious sig_dispatch_pending call.
(set_signal_mask): When there seem to be pending signals to dispatch, tell
signal_dispatch_pending/sig_send not to specifically call any handlers.
* sigproc.h (sig_dispatch_pending): Change declaration to void.
* sigproc.cc (sig_dispatch_pending): Change definition to void.  Take an
argument to determine whether to tell sig_send to wait for handler to be
called.
* sigproc.cc (sig_send): Don't call signal handler when sig == __SIGFLUSHFAST.
(wait_sig): Honor __SIGFLUSHFAST.  Guard against sigpacket::process nuking
si_signo.
* sigproc.h (__SIGFLUSHFAST): Define new special signal.
(sig_dispatch_pending): Change declaration to void.  Take optional boolean
argument.
* fork.cc (vfork): Add debugging output.
2004-02-01 18:29:12 +00:00
Christopher Faylor ef33379be8 * exceptions.cc (sig_handle_tty_stop): Avoid races by waiting for both
signal_arrived and for sigCONT.
(sigpacket::process): Enforce sending of both signal_arrived and sigCONT, where
appropriate.
* gendef (sigreturn): Save tls pointer in ebx so that it can jump into
sigdelayed and use the same register.
2004-01-26 22:25:57 +00:00
Christopher Faylor 5e0f482f2c * cygtls.cc (_threadinfo::init_thread): Add more local reent stdio
initialization.
* dcrt0.cc (initial_env): Can it really be true that XP doesn't allow attaching
a debugger during DLL attach?  Add temporary workaround.
(dll_crt0_0): Ensure that _impure_ptr stdio is initialized before any threads.
(dll_crt0_1): Move _impure_ptr initialization to dll_crt0_0.
* exceptions.cc (try_to_debug): Reinstate old method for looping while
debugging.
* syscalls.cc (_cygwin_istext_for_stdio): Regularize debugging output.  Remove
hopefully extraneous check.
(setmode_helper): Add debugging output for improbable case.  Use "binary"
rather "raw" for consistency.
2004-01-26 18:52:02 +00:00
Christopher Faylor d7231d7224 * fhandler.cc (fhandler_base::fhaccess): Avoid always setting errno to EACCESS
when return value is < 0.  Rely on errno being set properly.
2004-01-25 23:39:26 +00:00
Christopher Faylor 6bc774fc6b * sigproc.cc (proc_subproc): Don't protect *child's* handle. 2004-01-25 05:17:21 +00:00
Christopher Faylor 9157f0f3ec * fhandler.h (fhandler_base::fhaccess): Return int for compatibility with
access.
* fhandler.cc (fhandler_base::fhaccess): Return int.  Use consistent variable
name for exit value.  Exit at bottom, printing debugging information, like
other cygwin functions.
2004-01-24 20:34:27 +00:00
Christopher Faylor f4e815bc30 * cygheap.cc (init_cygheap::close_ctty): Protect YA vforkism.
* fhandler.h (fhandler_base::has_acls): Make pass through for path_conv method.
(fhandler_base::isremote): Ditto.
(fhandler_base::is_fs_special): Ditto.
(fhandler_base::has_attribute): Ditto.  Define new function.
(fhandler_base::fhaccess): Declare new function based on access_worker.
(fhandler_base::set_has_acls): Eliminate obsolete function.
(fhandler_base::set_isremote): Ditto.
* fhandler.cc (fhandler_base::fhaccess): Move from syscalls.cc and into
fhandler_base class.  Use fhandler methods to access data rather than path_conv
stuff.
(fhandler_base::device_access_denied): Use fhaccess method.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto.
(fhandler_base::open_fs): Remove calls to obsolete functions.
* fhandler_virtual.cc (fhandler_virtual::open): Ditto.
* winsup.h (access_worker): Remove obsolete access_worker declaration.
*syscalls.cc (access_worker): Move function to fhandler.cc.
(access): Use fhaccess method.
* pinfo.cc (_pinfo::set_ctty): Clarify debugging output.
* sigproc.cc (sig_dispatch_pending): Ditto.
* syscalls.cc (setsid): Perform minor rearrangement.
2004-01-24 03:40:33 +00:00
Pierre Humblet b9a766427b 2004-01-23 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler_socket.cc (fhandler_socket::create_secret_event): Avoid
        creating multiple handles. Always allow event inheritance but set the
        handle inheritance appropriately. Improve error handling.
        (fhandler_socket::check_peer_secret_event): Improve error handling.
        (fhandler_socket::close_secret_event): Simply call CloseHandle.
        (fhandler_socket::set_close_on_exec): Set secret event inheritance.
2004-01-24 00:14:27 +00:00
Christopher Faylor f723909038 * configure.in: Remove NEWVFORK default.
* configure: Regenerate.
* dcrt0.cc: Conditionalize vfork stuff throughout.
* dtable.cc: Ditto.
* perthread.h: Ditto.
* pipe.cc (fhandler_pipe::close): Ditto.
* spawn.cc (spawnve): Ditto.
* syscalls.cc (setsid): Ditto.
* exceptions.cc (sigpacket::process): Use macro to refer to vfork pid.
* debug.cc (verify_handle): Define new function.
* debug.h (VerifyHandle): Define new macro.
(verify_handle): Declare new function
* fhandler.cc (fhandler_base::dup): Verify that dup'ed handle is not supposed
to be in use.
(fhandler_base::set_inheritance): Ditto.
(fhandler_base::fork_fixup): Ditto.
* fhandler_socket.cc (fhandler_socket::dup): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
* net.cc (set_socket_inheritance): Ditto.
* pinfo.cc (pinfo_fixup_after_exec): Ditto.
* sigproc.cc (proc_subproc): Ditto.
(sig_send): Ditto.
* spawn.cc (spawn_guts): Ditto.
* thread.cc (pthread::init_mainthread): Ditto.
* pipe.cc (fhandler_pipe::close): Close read_state with ForceCloseHandle since
it was protected.
(fhandler_pipe::fixup_after_exec): Protect read_state handle.
(fhandler_pipe::dup): Correctly close open handles on error condition.  Verify
that dup'ed handle is not supposed to be in use.
(fhandler_pipe::create): Protect read_state.
2004-01-23 23:05:33 +00:00
Christopher Faylor 35b7fc6c00 * exceptions.cc (sig_handle_tty_stop): Fix boneheaded mistake by using correct
check for parent state rather than inverted check mistakenly introduced on
2003-09-15.
2004-01-23 15:44:15 +00:00
Christopher Faylor a33df42223 * fhandler_serial.cc (fhandler_serial::raw_write): Prevent a deadlock when the
input buffer overflows.
(fhandler_serial::raw_read): Correct to print the actual error and only call
PurgeComm when necessary.
2004-01-23 15:22:48 +00:00
Christopher Faylor 35711de753 * dcrt0.cc (reent_data): Make global.
* cygwin.din: Reexport reent_data.
2004-01-22 19:14:07 +00:00
Christopher Faylor 39d06d71ff * cygtls.cc (_threadinfo::remove): Don't assume that we are removing _my_tls.
* exceptions.cc (setup_handler): Improve debugging output.
(call_signal_handler_now): Remove ill-advised debugger call.
* sigproc.cc (sigcomplete_main): Delete.
(sig_send): Honor FIXME and avoid using main thread's completion event for
everything or suffer races.
(pending_signals::add): Default stored mask to current process mask rather than
mask at time of signal send.
(wait_sig): Add debugging output.
* sigproc.h (sigpacket::mask_storage): Delete.
2004-01-22 19:03:19 +00:00
Christopher Faylor 537ca63f8e * fhandler.cc (fhandler_base::open): Revert isfs change. 2004-01-22 15:08:08 +00:00
Christopher Faylor a1dcf5d848 * devices.in: Change raw com device to more correct form. 2004-01-21 19:14:19 +00:00
Christopher Faylor 918f634fed * fhandler.cc (fhandler_base::open): Use major numbers rather than device
numbers to control special behavior for devices which take units.
* fhandler_raw.cc (fhandler_dev_raw::writebuf): Ditto.
(fhandler_dev_raw::fstat): Ditto.
(fhandler_dev_raw::open): Ditto.
(fhandler_dev_raw::ioctl): Ditto.
2004-01-21 18:19:29 +00:00
Christopher Faylor 0a0c89ef54 * signal.cc (sigaction): Fix if-statement typo. 2004-01-21 15:47:48 +00:00
Christopher Faylor be14b608aa * cygtls.cc (handle_threadlist_exception): Change logic, improve debugging
output.
2004-01-21 15:16:10 +00:00
Christopher Faylor bcb4223cbc * fhandler_tty.cc (fhandler_tty::ioctl): Semi-revert 2003-09-26 change for
TIOCSWINSZ.  It is not an error for ioctl_request_event to be missing.
* sigproc.cc (pending_signals::save): New function.
(pending_signals::restore): Ditto.
(sig_clear): Save/restore current queue pointer.
(wait_sig): Delete signals marked as such.
* sigproc.h (__SIGDELETE): New enum.
2004-01-21 06:28:35 +00:00
Christopher Faylor 1284fa137f remove extra entry 2004-01-20 19:36:58 +00:00
Christopher Faylor 67fcf127c1 * include/cygwin/version.h: Bump DLL minor number to 8.
* cygmalloc.h: Make more concessions to attempts to get debugging malloc
working.
* debug.h: Ditto.
* dlmalloc.cc: Ditto.
* dlmalloc.h: Ditto.
* malloc_wrapper.cc: Ditto.
* perthread.h (perthread::create): Use calloc to ensure zeroed memory.
2004-01-20 19:36:35 +00:00
Corinna Vinschen fb69e3ed46 * sec_acl.cc (setacl): Make sure sd_ret is large enough. 2004-01-20 09:13:20 +00:00
Christopher Faylor d795119cbe * sigproc.cc (sigproc_terminate): Don't close sendsig handle when execing since
we're not closing what we think we're closing.
(sig_send): Improve debugging when exiting due to no_signals_available.
* wincap.h (wincaps::cant_debug_dll_entry): New element.
* wincap.cc: Implement above element throughout.
* dcrt0.cc (initial_env): Accommodate changes necessary to allow initial
debugging for systems which do not allow debugging in dll_entry.
(dll_crt0_0): Add initial_env call back here.
* Makefile.in (install-man): Use mandir as target for installation.
* include/cygwin/version.h: Bump DLL minor number to 7 (should have been done
earlier).
2004-01-19 23:03:43 +00:00
Christopher Faylor f6936c48f3 * cygwin/include/signal.h: Add copyright notice.
* cygwin.din: Make clock SIGFE.  Add clock_gettime, sigwaitinfo, timer_create,
timer_delete, timer_settime.
* include/cygwin/version.h: Reflect above additions.
* fork.cc (fork_child): Call fixup_timers_after_fork.
* signal.cc (sigwait): Remove unused variable.
* timer.cc: New file.
(clock_gettime): Define new function.
(timer_tracker): Define new struct used by timer functions.
(timer_tracker::timer_tracker): New function.
(to_us): New function.
(timer_thread): New function.
(timer_tracker::settime): New function.
(timer_create): New function.
(timer_settime): New function.
(timer_delete): New function.
(fixup_timers_after_fork): New function.
* cygthread.cc: Bump thread count.
* signal.cc (sigwaitinfo): Define new function.
(sigwait): Redefine based on sigwaitinfo.
* include/cygwin/signal.h (sigwaitinfo): Declare.
(sigwait): Ditto.
* dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty when
ctty == ctty_on_hold.
* cygtls.h (_threadinfo::threadkill): New element.
(_threadinfo::set_threadkill): Declare new function.
(_threadinfo::reset_threadkill): Declare new function.
* dcrt0.cc (dcrt0_1): Call here so that it will be possible to attach to
running process with #(*& Windows Me/9x.
(initial_env): Try to initialize strace if uninitialized.
* gendef: Don't zero signal if threadkill is set since that will happen in the
called function.
* signal.cc (sigwait): Ensure cleanup in error conditions.
* sigproc.cc (sig_send): Clear packet mask storage.
(wait_subproc): Fill in child exit code in siginfo_t structure.
* thread.cc (pthread_kill): Set threadkill flag.
* tlsoffsets.h: Regenerate.  Throughout, use siginfo_t to fill out all signal
information for "kernel" signals.
* cygtls.h (_threadinfo::set_siginfo): Declare new function.
* cygtls.cc (_threadinfo::set_siginfo): Define new function.
* dcrt0.cc (do_exit): Accommodate siginfo_t considerations.
* exceptions.cc (handle_exceptions): Ditto.
(sig_handle_tty_stop): Ditto.
(ctrl_c_handler): Use killsys() to send signal.
(sigpacket::process): Rename from sig_handle.  Use siginfo_t field from
sigpacket for everything.
(tty_min::kill_pgrp): Accommodate siginfo_t considerations.
(fhandler_termios::bg_check): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::ioctl): Use killsys() to send signal.
* signal.cc (kill_worker): Rewrite to use siginfo_t second argument.
(kill_pgrp): Ditto.
(kill0): Define new function pulled from kill().
(kill): Rewrite as frontend to kill0.
(killsys): Define new function.
* sigproc.cc (sigelem): Eliminate.
(sigpacket): Move to sigproc.h.  Subsume sigelem.
(pending_signals): Use sigpacket rather than sigelem for everything.
(sig_clear): Ditto.
(wait_sig): Ditto.
(sig_send): Rewrite to use siginfo_t argument.
(sig_send): New function wratpper to sig_send with siginfo_t argument.
(wait_subproc): Accommodate siginfo_t considerations.
* thread.cc (pthread_kill): Ditto.
* sigproc.h (sigpacket): Move here.
(sigpacket::process): Declare "new" function.
(sig_handle): Eliminate declaration.
(sig_send): Declare with new paramaters.
(killsys): Declare new function.
(kill_pgrp): Declare.
* winsup.h: Move some signal-specific stuff to sigproc.h.
* include/cygwin/signal.h: Tweak some siginfo_t stuff.
2004-01-19 05:46:54 +00:00
Christopher Faylor 49fec4c011 update 2004-01-19 05:23:02 +00:00
Christopher Faylor 42f5993f2d * dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty when
ctty == ctty_on_hold.
2004-01-17 05:49:42 +00:00
Christopher Faylor 46ee54222e * fhandler_console.cc (fhandler_console::close): Remove obsolete test for
vfork_cleanup.
* pipe.cc (fhandler_pipe::close): Add comment.
2004-01-17 03:47:27 +00:00
Christopher Faylor 49d0c04260 * cygheap.cc (init_cygheap::close_ctty): Don't NULL ctty if it is still active. 2004-01-16 22:54:14 +00:00
Christopher Faylor 001197aee3 * dtable.cc (dtable::vfork_parent_restore): Store ctty_on_hold prior to calling
close_all_files since it will be zeroed.
2004-01-16 21:51:30 +00:00
Christopher Faylor ac02533e08 * gentls_offsets: Reinstate unlink of temp files.
* fhandler_console.cc (fhandler_console::close): Fix debugging output.
(fhandler_console::fixup_after_fork): Decrement open_fhs prior to call to
fhandler_console::open since this would cause incrementing too much
incrementing in child processes.  (Probably needs to be handled more elegantly
someday)
(fhandler_console::fixup_after_exec): Ditto.
2004-01-15 19:51:49 +00:00
Christopher Faylor 2d1d1eb1e4 * cygtls.h (_threadinfo::call): Remove regparm declaration to work around
compiler bug.
* autoload.cc (TryEnterCriticalSection): Remove.
* dcrt0.cc (dll_crt0_0): Delete inappropriate setting of _my_tls.stackptr to
NULL since it has really bad consequences.  Make 'si' an automatic variable.
* cygtls.cc (_threadinfo::init_thread): Correct thinko which caused thread list
to be allocated every time.
* cygtls.h (CYGTLS_PADSIZE): Define as const int.
* sync.h: Make multiple inclusion safe.
(muto::next): Eliminate.
(muto::exiting_thread): New variable.
(muto::set_exiting_thread): New function.
(new_muto): Change to use different section for mutos since c++ give
inexplicable warning in some cases otherwise.
(new_muto1): Ditto.
* dcrt0.cc (do_exit): Call muto::set_exiting_thread here.
* sync.cc (muto_start): Eliminate.
(muto::acquire): Always give exiting thread a lock.  Never give thread a lock
if exiting.
(muto::release): Ditto for releasing.
* dtable.cc (dtable::init_lock): Unline function and define here.
* dtable.h (lock_cs): Define as a muto since critical sections seem to work
oddly on Windows Me.
(lock): Accommodate switch to muto.
(unlock): Ditto.
* exceptions.cc (setup_handler): Don't worry about acquiring mutos since that
hasn't mattered for a long time.
(signal_exit): Ditto: muto stuff will be handled automatically on exit now.
* Makefile.in (DLL_IMPORTS): Link advapi32 to ensure proper DLL initialization.
* autoload.cc (RegCloseKey): Arbitrarily choose this function as a "seed" to
pull the advapi32 link library in.  So, comment out the autoloading.
* cygtls.cc (_threadinfo::init_thread): Just clear CYGTLS_PADSIZE.
(_threadinfo::remove): Add debugging.
(_threadinfo::find_tls): Ditto.
* cygtls.h (_threadinfo::padding): Make zero length (for now?).
* dcrt0.cc (dll_crt0_0): Move more initialization here from dll_crt0_1.
(dll_crt0_1): See above.
* dtable.h (dtable::lock): Remove commented out critical section locking.
* dtable.h (dtable::init_lock): Remove commented out critical section locking.
* dtable.h (dtable::unlock): Remove commented out critical section locking.
* exceptions.cc (interruptible): bool'ize.
* init.cc (threadfunc_fe): Revert to storing threadfunc at stack bottom.
(munge_threadfunc): Ditto.  Avoid adding overhead to calibration_thread.
(prime_threads): Don't initialize tls stuff.
(dll_entry): Make minor change to initialization order.
* tlsoffsets.h: Regenerate.
* sigproc.cc (wait_sig): Add sanity check for end of process thread exit.
* select.h: Make minor formatting change.
* Makefile.in: Add still more -fomit-frame-pointer functions.
* dtable.h (dtable::lock): New function.
(dtable::unlock): New function.
(dtable::init_lock): New function.
* cygheap.h (HEAP_TLS): Declare new enum value.
(init_cygheap::threadlist): Declare new array.
(init_cygheap::sthreads): Declare new variable.
(cygheap_fdmanip::~cygheap_fdmanip): Use new dtable lock/unlock functions.
(cygheap_fdnew::cygheap_fdnew): Ditto.
(cygheap_fdget::cygheap_fdget): Ditto.
* dtable.cc (dtable_init): Initialize fdtab critical section.
(dtable::fixup_after_fork): Ditto.
(dtable::fixup_after_exec): Ditto.
(dtable::dup2): Use lock/unlock calls to protect access to fdtab.
(dtable::find_fifo): Ditto.
(dtable::fixup_before_fork): Ditto.
(dtable::fixup_before_exec): Ditto.
(dtable::set_file_pointers_for_exec): Ditto.
(dtable::vfork_child_dup): Ditto.
(dtable::vfork_parent_restore): Ditto.
* syscalls.cc (close_all_files): Ditto.
* sync.h (muto::acquired): Declare new function.
(new_muto1): Declare new macro used to specify name of muto storage.
* sync.cc (muto::acquired): Define new function.
* cygthread.cc (cygthread::stub): Remove signal chain removal call since it is
handled during initialization now.
* cygthread.cc (cygthread::simplestub): Remove signal chain removal call since
it is handled during initialization now.
* cygtls.cc (sentry): New class used for locking.  Use throughout.
(_threadinfo::reset_exception): Don't pop stack.
(_threadinfo::find_tls): Move from exceptions.cc.
(_threadinfo::init_thread): Initialize array of threads rather than linked
list.  Take second argument indicating thread function for this thread.
(_threadinfo::remove): Search thread array rather than linked list.  Use sentry
to lock.  Only unlock if we got the lock.
(_threadinfo::find_tls): Ditto for first two.
(handle_threadlist_exception): Handle exceptions when manipulating the thread
list in case of premature thread termination.
(_threadinfo::init_threadlist_exceptions): Ditto.
* cygtls.h (TLS_STACK_SIZE): Decrease size.
(_threadinfo::padding): Add element to avoid overwriting lower part of stack.
(_threadinfo::remove): Add a "wait" argument to control how long we wait for a
lock before removing.
* exceptions.cc (init_exception_handler): Make global.  Take argument to
control exception handler being set.
(ctrl_c_handler): Wait forever when removing self from signal chain.
(_threadinfo::find_tls): Move to cygtls.cc.
(sig_handle): Reorganize detection for thread-specific signals.
* heap.cc (heap_init): Rework slightly.  Make fatal error more verbose.  Remove
malloc initialization since it can't happen during dll attach.
* init.cc (search_for): Move address to search for on stack here.
(threadfunc_ix): Ditto for stack offset.  Make shared so that stack walk
potentially only has to be done once when cygwin processes are running.
(threadfunc_fe): Use standard tls to store thread function (may change back
later).
(calibration_thread): New function.  Potentially called to find threadfunc_ix.
(munge_threadfunc): Search for "search_for" value on stack.  Output warning
when thread func not found on stack.  Use standard tls to store thread
function.
(prime_threads): New function.  Called to prime thread front end.
(dll_entry): Call dll_crt0_0 here when DLL_PROCESS_ATTACH.  Call prime_threads
here.  Try to remove thread from signal list here.
* sigproc.cc (wait_sig): Initialize threadlist exception stuff here.
* thread.cc (pthread::exit): Pass argument to signal list remove function.
* thread.h: Remove obsolete *ResourceLock defines.
* tlsoffsets.h: Regenerate.
* winsup.h (spf): Define temporary debug macro to be deleted later.
* dcrt0.cc (dll_crt0_0): New function, called during DLL initialization.
Mainly consists of code pulled from dll_crt0_1.
(dll_crt0_1): See above.
(_dll_crt0): Wait for initial calibration thread to complete, if appropriate.
Move some stuff to dll_crt0_0.
(initialize_main_tls): Accommodate argument change to
_thread_info::init_thread.
* fork.cc (fork_child): Ditto.
(sync_with_child): Fix debug message.
* external.cc (cygwin_internal): Remove special considerations for
uninitialized dll since initialization happens during dll attach now.
* dlfcn.cc (dlopen): Remove obsolete *ResourceLock calls.
(dlclose): Ditto.
* cygheap.h (init_cygheap::close_ctty): Declare new function.
* cygheap.cc (init_cygheap::close_ctty): Define new function.
* syscalls.cc (close_all_files): Use close_ctty.
(setsid): Ditto.
* cygthread.cc (cygthread::stub): Remove exception initialization.
* cygthread.cc (cygthread::stub): Remove exception initialization.
(cygthread::simplestub): Ditto.
* thread.cc (pthread::thread_init_wrapper): Ditto.
* cygtls.cc (_last_thread): Make static.
(_threadinfo::call2): Initialize exception handler here.
(_threadinfo::find_tls): Move here.
* exceptions.cc (_threadinfo::find_tls): Move.
* dcrt0.cc (__api_fatal): Add prefix info to message here rather than including
it in every call to function.
* winsup.h (api_fatal): Accommodate above change.
* debug.cc (add_handle): Don't do anything if cygheap not around.
(mark_closed): Ditto.
* dll_init.cc (dll_list::detach): Fix debug output.
* fork.cc (sync_with_child): Ditto.
(vfork): Improve debug output.
* heap.cc (heap_init): Ditto.
* exceptions.cc (try_to_debug): Clarify message when debugger attaches.
2004-01-14 15:45:37 +00:00
Christopher Faylor 0efff769fd * exceptions.cc (_threadinfo::interrupt_now): Avoid double call to sigdelayed.
* pinfo.cc (_pinfo::commune_send): Avoid inexplicable test which caused most
pids to be shown as "<defunct>" on Win9x.
2004-01-03 20:57:11 +00:00
Christopher Faylor 05461d6322 2004 stuff. 2004-01-03 18:55:14 +00:00
Christopher Faylor e80cbe3e52 * cygheap.h (init_cygheap): Play more vfork shell games and move ctty_on_hold
and open_fhs_on_hold (back) here.
* dcrt0.cc (_dll_crt0): Just set impure_ptr_ptr here and let later
initialization deal with tls.
* dtable.cc (dtable::vfork_child_fixup): Move ctty considerations here.
(dtable:vfork_parent_restore): And here.
* fork.cc (vfork): Reflect change to ctty handling.
* perthread.h (vfork_save::fhctty): Eliminate.
* cygwin.din: Make more exports NOSIGFE that will never be interrupted by a
signal.
* init.cc (dll_entry): Set stackptr to NULL to catch problems earlier.
2004-01-03 18:15:03 +00:00
Christopher Faylor a7d42fef9f * cygwin.din: Make crt0 functions NOSIGFE.
* include/cygwin/version.h: Gratuitous comment change.
* lib/_cygwin_crt0_common.cc: Remove unneeded declaration.
2003-12-31 06:30:48 +00:00
Christopher Faylor f7cb207b69 * cygtls.h (_threadinfo::stack): Increase stack size to accommodate nested
signal handlers.  Reorganize to cause potential SEGV on stack overflow.
* sigproc.cc (no_signals_available): Check sendsig value rather than relying on
obsolete sig_loop_wait.
(sigproc_terminate): Ditto.
(proc_can_be_signalled): Check sendsig value even for myself.
* tlsoffsets.h: Regenerate.
2003-12-30 03:59:45 +00:00
Christopher Faylor 8ed5c9b629 Move open_fhs from fhandler.h to cygheap.h for easier tracking. Accommodate
this change throughout.
* dtable.cc (dtable::add_archetype): Use correct count when iterating through
*active* archetypes.
* dtable.cc (dtable::fixup_after_exec): Close handle if close_on_exec and
archetype exists since archetype currently does not set windows close-on-exec
flag (FIXME).
* fhandler_tty.cc (fhandler_tty_slave::open): Change debugging output slightly.
(fhandler_tty_slave::close): Ditto.
(fhandler_tty_slave::fixup_after_fork): Just report on inherited use counts
since since archetype currently does not set windows close-on-exec flag
(FIXME).
* pinfo.cc (_pinfo::set_ctty): Change debugging output slightly.
* cygheap.cc (cygheap_init): Remove open_fhs accommodation and use count
reporting.
* perthread.h (vfork_save::fhctty): New element.
* perthread.h (vfork_save::open_fhs): New element.
* fork.cc (vfork): Muck around with ctty and open_fhs stuff, both of which are
now saved in the vfork_save structure.
2003-12-30 01:57:16 +00:00
Christopher Faylor e97377932b * fhandler.h (fhandler_tty_slave::archetype): Make public.
(report_tty_counts): New macro.  Use throughout for reporting tty use counts.
* dtable.cc (dtable::vfork_child_dup): Add debugging output for usecount
increment.  Increment open_fhs if appropriate.
(dtable::vfork_parent_restore): "Close" artificially bumped ctty.
(dtable::vfork_child_fixup): Close ctty since it was bumped prior to vfork.
Save open_fhs around close since the closing of these handles has no effect on
the console.
* fhandler_tty.cc (fhandler_tty_slave::open): Reorganize calls to allow for
easier tracking of usecount modification.
(fhandler_tty_slave::open): Ditto.
2003-12-27 17:41:17 +00:00
Christopher Faylor fe861ce934 * syscalls.cc (close_all_files): Simplify logic around closing ctty. 2003-12-27 02:41:07 +00:00
Christopher Faylor e35f197f34 * pinfo.cc (_pinfo::set_ctty): *Always* call close on opened ctty since it
counts as an opened handle.
2003-12-27 02:20:07 +00:00
Christopher Faylor 1df3fbe2db * fhandler.h (fhandler_tty_master::fixup_after_fork): Remove declaration.
(fhandler_tty_master::fixup_after_exec): Ditto.
* fhandler_tty.cc (fhandler_tty_master::init): Fix so that children do not
inherit master tty handles.
(fhandler_tty_master::fixup_after_fork): Remove, since it was never used.
(fhandler_tty_master::fixup_after_exec): Ditto.
* pinfo.cc (_pinfo::set_ctty): Increment open_fhs when ctty is set.
* cygheap.cc (cygheap_init): Ditto.
* syscalls.cc (setsid): *Always* call close on opened ctty since the archetype
is associated with the ctty and it counts as an opened handle.
* tty.cc (tty::common_init): Don't protect input/output mutex since it confuses
subsequent fork/execs when CYGWIN=tty.
2003-12-27 01:59:29 +00:00
Christopher Faylor 56b5feb639 * exceptions.cc (try_to_debug): Fix off-by-one problem when resetting
environment variable after error_start detected.
* fhandler_tty_slave.cc (fhandler_tty_slave::close): Clarify debug message.
* syscalls.cc (setsid): Don't increment usecount here, since it will be
automatically decremented on close.
2003-12-27 00:25:02 +00:00
Christopher Faylor 6dc18ca4d3 * exceptions.cc (setup_handler): Protect against a race. 2003-12-26 18:30:41 +00:00
Christopher Faylor 39add36fc3 * path.cc (mount_item::build_win32): Backslashify paths in non-managed case. 2003-12-26 18:26:17 +00:00
Christopher Faylor 76832a5b32 * dcrt0.cc (reent_data): Reluctantly resurrect.
(__cygwin_user_data::impure_ptr): Ditto.
(_dll_crt0): Reluctantly initialize _impure_ptr here.
(initialize_main_tls): Eliminate local_clib initialization since it now happens
in init_thread.
* init.cc (dll_entry): Reluctantly remove code which set _impure_ptr to the
main thread's local_clib.
* perthread.h (reent_data): Remove obsolete declaration.
* sigproc.cc (proc_subproc): Add more debugging output.
(get_proc_lock): Ditto.
*dcrt0.cc (dll_crt0_1): Allocate argv[0] via malloc since main thread could
exit.
2003-12-26 04:40:52 +00:00
Christopher Faylor 05b2a10ba4 * fork.cc (fork_child): After a pthread/fork, ensure that impure pointer stuff
which resides in parent is propagated to child thread.
2003-12-23 22:24:38 +00:00
Christopher Faylor 29d52c8a27 * exceptions.cc (set_signal_mask): Redefine to not pass by address. Report
calculated mask in debugging output.
* sigproc.h (set_signal_mask): Reflect above change in declaration.
* path.cc (mount_item::build_win32): Take path apart before feeding it to
fnmunge.  Throughout, change use of _reent_winsup()-> to _my_tls.locals.
instead.  Throughout, remove obsolete MT_SAFE/_CYG_THREAD_FAILSAFE
considerations.  Througout, add cygtls.h include.
* Makefile.in (DLL_OFILES): Add cygtls.o.  Add some more objects to the
-fomit-frame-pointer list.
* acconfig.h: Remove obsolete settings.
* config.h.in: Ditto.
* bsdlib.cc: Add cygtls.h include.
* configure.in: Remove --enable-extra-threadsafe-checking.
* configure: Regenerate.
* cygtls.h (_local_storage): New struct renamed from _winsup_t (sic).
(_threadinfo:local_clib): Add new field.
(_threadinfo::locals): Ditto.
(_threadinfo::init_thread): Accept second _reent * argument.
(_threadinfo::call): Define as regparm.
(CYGTLS_PADSIZE): Remove unnecessary slop.
(_getreent): Define as a macro.
* thread.h: Remove _CYG_THREAD_FAILSAFE and MT_SAFE stuff.
(_winsup_t): Move to cygtls.h.
(ResourceLocks::ResourceLocks): Eliminate empty constructor.
(MTinterface::reents): Eliminate.
(MTinterface::thread_self_key): Eliminate.
(MTinterface::MTinterface): Eliminate.
* dcrt0.cc: Include stdio.h for _impure_ptr initialization.
(do_global_ctors): Remove run_ctors_p (sic) considerations.  Don't call atexit
here.
(__main): Initialize destructors for user here.
(dll_crt0_1): Accept a dummy argument.  Don't call init_thread here.  Don't set
_impure_ptr here.  Call do_global_ctors after more things have been
initialized.
(_dll_crt0): Define zeros buffer as max of needed size of CYGTLS_PADSIZE so
that it can be used for two purposes while minimizing stack usage.  Initialize
_impure_ptr specifically, for speed.  Call dll_crt0_1 with buffer argument.
(cygwin_dll_init): Call dll_crt0_1 with dummy argument.
* dtable.cc (dtable::find_unused_handle): Remove call to AssertResourceOwner.
* exceptions.cc: Move _threadinfo stuff to new file.
* cygtls.cc: New file.
* gentls_offsets: Accommodate increasing complexity of cygtls.h.
* hires.h (hires_base::~hires_base): Remove.
* init.cc (dll_entry): Remove setting of reents.
* thread.cc: Remove syslog.h include.
(__getreent): Simplify to use _my_tls.
(_reent_winsup): Delete.
(AssertResourceOwner): Delete.
(MTinterface::Init): Remove setting of _clib and _winsup, with all that
entails.
(MTinterface::fixup_after_fork): Ditto.
(pthread::thread_init_wrapper): Ditto.  Also remove call to
set_tls_self_pointer.
(pthread::set_tls_self_pointer): Eliminate.
(pthread::get_tls_self_pointer): Just return _my_tls.tid;
(__reent_t::init_clib): Eliminate.
* tlsoffsets.h: Regenerate.
2003-12-23 16:26:31 +00:00
Christopher Faylor 98f56d64c2 * sigproc.cc (proc_subproc): Simplify code to just remove all zombies if
SIGCHLD == SIG_IGN.
2003-12-18 04:42:31 +00:00
Christopher Faylor 1f8331ae8b * pinfo.h (pinfo::operator ==): Add a way to check for _pinfo types.
* sigproc.cc (proc_subproc): Ensure that zombie is removed when SIGCHLD ==
SIG_IGN but still allow wait()ing threads to wake up.
2003-12-17 22:47:32 +00:00
Christopher Faylor 1ed95be609 * exceptions.cc (set_signal_mask): Report on input argument rather than
getsigmask.
* fhandler.h (fhandler_base): Make friends with close_all_files.
* pinfo.cc (_pinfo::set_ctty): Add more debugging.
* sigproc.cc (proc_can_be_signalled): Detect state when signal handler thread
is gone in target process as an EPERM situation.  Set errno to ESRCH if process
doesn't exist.
(sigproc_terminate): Set sendsig to illegal value when closed.
(sig_send): Rely on proc_can_be_signalled setting the proper errno.
* syscalls.cc (close_all_files): Detect when all ttys are closed prior to
calling close_all_files.  The ctty needs to be closed explicitly in this case.
2003-12-16 23:28:03 +00:00
Corinna Vinschen 0c3966ac4e * include/cygwin/ipc.h: Include sys/types.h. 2003-12-16 10:15:28 +00:00
Christopher Faylor 5c07a5745f * thread.cc (pthread::init_main_thread): Make sure that the main thread has
valid handles.
(pthread::create_cancel_event): Fix error message.
2003-12-15 14:38:12 +00:00
Christopher Faylor d627d17183 Add missing ChangeLog entry. 2003-12-15 04:17:27 +00:00
Christopher Faylor 9908d9977b * winsup.h (access_worker): Declare with added fhandler_base parameter.
* syscalls.cc (access_worker): Accommodate extra fhandler_base argument.  Use
it instead of stat_worker to determine stat information, when appropriate.
* fhandler.cc (fhandler_base::device_access_denied): Pass fhandler pointer to
access_worker so that it can use the proper method for determining stat
information.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto.
2003-12-15 04:16:42 +00:00
Christopher Faylor f2f1af25ab Remove erroneous entry. 2003-12-15 03:10:38 +00:00
Christopher Faylor f6393387ef * exceptions.cc (ctrl_c_handler): Remove this thread from the signal handler
chain.
2003-12-14 16:55:24 +00:00
Christopher Faylor c350feda20 * cygthread.cc (cygthread::stub): Revert previous change and again subsume
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.
2003-12-14 07:09:22 +00:00
Christopher Faylor 9279515ae1 * dtable.cc (dtable::delete_archetype): Add debugging.
(dtable::release): Move archetype deletion here.
(dtable::vfork_child_dup): Increment ctty usecount to catch later
close_all_files case in parent/child.
(dtable::vfork_child_fixup): Avoid using cygheap->foo where this should really
be using local references.  Call close on archetyped handles since the handles
haven't had the noninherit flag set.
* fhandler_tty.cc (fhandler_tty_slave::close): Remove archetype deletion code.
Add defensive error message when DEBUGGING.
(fhandler_tty_common::set_close_on_exec): Use more robust method for checking
whether to set handles into noninherit if there is an archetype associated with
the fhandler.
2003-12-12 20:46:03 +00:00
Christopher Faylor fac0681d6c * dcrt0.cc (alloc_stack): Move _main_tls if stack is relocated. 2003-12-12 05:04:47 +00:00
Christopher Faylor c76d70d7c0 * miscfuncs.cc (low_priority_sleep): Correct thinko which caused SetPriority to
be called unnecessarily.
* thread.cc (pthread::init_main_thread): Call new create_cancel_event function.
(pthread::precreate): Ditto.
(pthread::postcreate): Remove cancel_event creation.
(pthread::create_cancel_event): Define new function.
* thread.h (pthread::create_cancel_event): Declare new function.
2003-12-12 04:15:32 +00:00
Corinna Vinschen 97cb9b9de4 * fhandler_serial.cc (fhandler_serial::tcflush): Simplify. Remove
read polling loop to avoid a hang with streaming devices.
2003-12-11 18:07:42 +00:00
Christopher Faylor 992406a5ea * pinfo.cc (_pinfo::set_ctty): Correct stupid typo. 2003-12-11 06:19:36 +00:00
Christopher Faylor 8e10c4311f * cygheap.h (cygheap_types): Add HEAP_ARCHETYPES.
(init_cheap::ctty): Change to pointer.
* dtable.h (dtable::find_archetype): Declare new function.
(dtable::add_archetype): Declare new function.
(dtable::delete_archetype): Declare new function.
(dtable::narchetypes): Declare.
(dtable::farchetypes): Declare.
(dtable::initial_archetype_size): Declare.
(dtable::dtable): Initialize new fields.
(dtable::initial_archetype_size): Declare.
* dtable.cc (dtable::find_archetype): Define new function.
(dtable::add_archetype): Define new function.
(dtable::delete_archetype): Define new function.
(dtable::initial_archetype_size): Define.
* fhandler.h (fhandler_base::archetype): Declare.
(fhandler_base::usecount): Declare.
* fhandler.cc (fhandler_base::fhandler_base): Initialize new fields.
* fhandler_console.cc (fhandler_console::get_tty_stuff): Pass NULL to third
argument of set_ctty.
* fhandler_tty.cc (fhandler_tty_slave::open): Accommodate new archetype method
to create only one instance of a tty.
(fhandler_tty_slave::close): Don't close handles unless archetype usecount is
zero.  When that happens, close archetype too.
(fhandler_tty_slave::dup): Just copy archetype.  Set use count appropriately.
Set ctty, if appropriate.
(fhandler_tty_common::dup): Remove slave considerations.
(fhandler_tty_common::set_close_on_exec): Remove cygheap->ctty considerations.
* pinfo.cc (_pinfo::set_ctty): Accommodate new archetype methods.
* pinfo.h (_pinfo::set_ctty): Make third argument explicit.
* syscalls.cc (close_all_files): Decrement controlling tty use count before
closing all handles to allow controlling tty to be closed.  Remove previous
controlling tty considerations.
2003-12-11 06:12:41 +00:00
Christopher Faylor ce40c6baf7 * fhandler_tty.cc (fhandler_tty_common::dup): Just copy cygheap->ctty to child
if duping the current ctty.
(fhandler_tty_common::close): Move debugging statement earlier in function.
(fhandler_tty_slave::close): Return success when closing ctty.
* syscalls.cc (close_all_files): Avoid calling fhandler_tty_slave close method
so that open_fhs will not be decremented when closing cygheap ctty.
(setsid): Ditto.
* dcrt0.cc (do_exit): Reorganize to avoid leaving a critical section active
after vfork.
* fhandler.h (fhandler_tty_slave::get_unit): Remove regparm parameter since it
can't work in a virtualized function.
2003-12-10 03:19:19 +00:00
Christopher Faylor 7176387b4f * pinfo.cc (_pinfo::set_ctty): Don't copy over existing ctty if it is active. 2003-12-09 03:27:05 +00:00
Christopher Faylor ac5ba8b0de * thread.cc (pthread::precreate): Delete duplicate setting of cancel_event. 2003-12-08 06:32:46 +00:00
Christopher Faylor da915a3aa6 * fhandler.h (fhandler_tty_slave::ttyname): Use name from pc since it is
guaranteed to be accurate.
* fhandler_tty.cc (fhandler_tty_slave::open): Increment open_fhs appropriate
when copying ctty.
(fhandler_tty_slave::close): Remove special case handling for exit_state.  Use
ctty < 0 check instead.
(fhandler_tty_common::close): Set io_handle to NULL after closing.
* syscalls.cc (close_all_files): Specifically close cygheap->ctty, if
appropriate.
2003-12-08 06:27:05 +00:00
Christopher Faylor 1b11f4fd72 * wait.cc (wait4): Move sawsig initialization inside loop. 2003-12-08 00:22:56 +00:00
Christopher Faylor 1c5c9a6bfb * spawn.cc (spawn_guts): Change type back to 'int' after erroneous change
below.
2003-12-08 00:21:17 +00:00
Christopher Faylor 2e008fb91f Change use of BOOL, TRUE, FALSE to bool, true, false, as appropriate,
throughout.
* tty.cc (tty::common_init): Remove call to SetKernelObjectSecurity and edit
some comments.
* cygheap.h (init_cygheap::ctty): Add new element.
* devices.in (device::parse): Remove special handling for /dev/tty.
* devices.cc: Regenerate.
* dtable.cc (build_fh_pc): Don't reset /dev/tty device.  Let the device opener
do that.
* fhandler_termios.cc (tty_min::set_ctty): Redefine to _pinfo class.
* fhandler_tty.cc (fhandler_tty_common::set_close_on_exec): Avoid setting
noninherit flag for ctty.
* tty.h: Move BOOLs to bools.
(tty_min::set_ctty): Redeclare to _pinfo class.
* pinfo.cc (_pinfo::set_ctty): Define new function based on tty_min::set_ctty.
Change first argument from tty number to tty_min class.
* pinfo.h (_pinfo::set_ctty): Declare.
* fhandler_console.cc (fhandler_console::get_tty_stuff): Reflect move of
set_ctty to _pinfo class.
* fhandler_tty.cc (fhandler_tty_slave::open): Treat FH_TTY specially.  Use
saved cygheap value if it exists.  Otherwise convert to real device and save on
first time open.
(fhandler_tty_common::dup): Potentially set controlling tty if duping a slave
tty.
* syscalls.cc (setsid): Close controlling tty in cygheap.
* tty.cc: Change some BOOLs to bools.
2003-12-07 22:37:12 +00:00
Corinna Vinschen 2e3ff06d3c * syscalls.cc (locked_append): New.
(updwtmp): Remove mutex code and call locked_append.
	(pututline): Ditto.
2003-12-07 12:56:59 +00:00
Christopher Faylor ae2543ed76 * exceptions.cc (_threadinfo::remove): Avoid a linked list walk. 2003-12-07 03:27:51 +00:00
Christopher Faylor 73262d7a44 * cygtls.h (_threadinfo::find_tls): New function.
* exceptions.cc (_threadinfo::find_tls): Rename from find_tls.  Use critical
section to protect access to linked list.
2003-12-07 02:56:52 +00:00
Christopher Faylor fcc47fd001 * exceptions.cc (_threadinfo::remove): Avoid returning without unlocking
critical section in the (hopefully impossible) case of an unrecognized thread.
2003-12-07 02:33:31 +00:00
Christopher Faylor 2b6d15a908 * cygtls.h: Add more "don't parse this" guards.
(_threadinfo::init_thread): Rename from 'init'.
(_threadinfo::init): Declare new function.
(_threadinfo::protect_linked_list): Declare new critical section.
* dcrt0.cc (dll_crt0_1): Call init_thread to initialize thread stuff.
(_dll_crt0): Call _threadinfo::init prior to invoking dll_crt0_1.
* exceptions.cc (_threadinfo::init_thread): Rename from 'init'.
(_threadinfo::init): Define new function.  Protect linked list manipulation
with new critical section.
(_threadinfo::call): Reflect function name change.
(_threadinfo::remove): Protect linked list manipulation with new critical
section
* gentls_offsets: Rework to allow multi-line "don't parse this" protection.
* init.cc (dll_entry): Don't remove threads info stuff here since the remove
function uses a critical section which can't be used during thread creation or
destruction.
* thread.cc (pthread::exit): Call _threadinfo remove function here.
2003-12-06 18:08:38 +00:00
Christopher Faylor aeab6ea658 * cygthread.cc (cygthread::stub2): Remove myself from the list of threads
monitored by signals since this thread will never call raise or sigwait.
(cygthread::simplestub2): Ditto.  Set ev here.
(cygthread::cygthread): Don't set ev here for freerange thread.
2003-12-05 05:29:17 +00:00
Christopher Faylor 78f3155ced * path.cc (slash_unc_prefix_p): Allow '.' as a valid character after '\\' in a
UNC path.
2003-12-05 04:33:40 +00:00
Christopher Faylor 57e6aca667 * exceptions.cc (setup_handler): Remove ill-advised debugging output. 2003-12-05 04:20:48 +00:00
Corinna Vinschen 592db10ed7 * include/cygwin/types.h (struct __fcntl64): Fix datatype of l_start. 2003-12-04 09:37:55 +00:00
Corinna Vinschen 145b4dc249 Substitute 0x7fffffff and 0xffffffff by INT32_MAX and UINT32_MAX
throughout, except in assembler code.
2003-12-03 16:35:52 +00:00
Corinna Vinschen d2fa946e51 * fhandler_disk_file.cc (fhandler_disk_file::lock): Use UINT32_MAX
instead of 0xffffffff.  Accomodate Win 9x bug in evaluating length
	of area to lock when given length is 0.
2003-12-03 11:22:49 +00:00
Corinna Vinschen 1843517401 * fhandler_disk_file.cc (fhandler_disk_file::lock): Interchange
values of off_low and off_high.
2003-12-03 09:58:23 +00:00
Corinna Vinschen e2a39e2efa * fcntl.cc (fcntl_worker): Remove static storage class.
* flock.cc (flock): Use struct __flock64. Call fcntl_worker.
	Use Cygwin errno functions instead of accessing errno directly.
	* winsup.h: Declare fcntl_worker.
2003-12-03 09:55:42 +00:00
Corinna Vinschen 941c9bf805 * fcntl.cc (_fcntl): Whitespace cleanup. 2003-12-03 09:16:37 +00:00
Christopher Faylor d1eb7a4615 * cygthread.cc (cygthread::stub): Properly establish _threadinfo environment.
(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.
2003-12-03 05:21:55 +00:00
Christopher Faylor af9ef8abb2 * Makefile.in: Change the way that -f options are appended to CFLAGS, slightly. 2003-12-03 00:21:21 +00:00
Christopher Faylor e575a697ba * fcntl.cc (_fcntl): Silence a compiler warning. 2003-12-02 23:47:28 +00:00
Christopher Faylor 93e4038242 * pinfo.cc (pinfo::init): Use shared_name to construct the mapname. 2003-12-02 04:10:56 +00:00
Thomas Pfaff 693dd53815 Change tab to space in Changelog. 2003-12-01 22:13:58 +00:00
Thomas Pfaff 94d2416049 * thread.cc (pthread_rwlock::add_reader): Remove mx parameter for
List_insert call.
(pthread::prepare): Ensure race safeness when adding function
pointers to atfork lists by using List_insert.
* thread.h (List_insert): Use InterlockedCompareExchangePointer to
ensure race safeness without using a mutex.
(List_remove): Use InterlockedCompareExchangePointer to
ensure race safeness with List_insert.
(List::insert): Remove mx parameter for	List_insert call.
2003-12-01 22:10:57 +00:00
Corinna Vinschen dc3998682a * Makefile.in (OBSOLETE_FUNCTIONS): Add fcntl.
(NEW_FUNCTIONS): Add fcntl64.
	* cygwin.din: Export fcntl64.  Make fcntl being SIGFE.
	* fcntl.cc (fcntl_worker): New function.
	(fcntl64): New function.
	(_fcntl): Call fcntl_worker.  Convert 32 bit flock structure into
	64 bit flock structure and vice versa.
	* fhandler.cc (fhandler_base::lock): Change 2nd parameter to
	struct __flock64 *.
	* fhandler_disk_file.cc (fhandler_disk_file::lock): Ditto.  Rework
	to be 64 bit aware.
	* fhandler.h: Accomodate above method argument changes.
	* include/cygwin/types.h: Add struct __flock32 and __flock64.
	Define struct flock according to setting of __CYGWIN_USE_BIG_TYPES__.
	* include/cygwin/version.h: Bump API minor number.
2003-12-01 17:26:28 +00:00
Corinna Vinschen 6c2b784612 * cygheap.cc (cygheap_init): Set cygheap->shared_prefix.
* cygheap.h (struct init_cygheap): Add shared_prefix.
	* shared.cc (shared_name): Use cygheap->shared_prefix.
2003-12-01 15:03:43 +00:00
Corinna Vinschen 4febe95f89 * shared.cc (shared_name): Take into account the SE_CREATE_GLOBAL_NAME
privilege when building the name string.
	(open_shared): Remove the call to OpenFileMapping.
	(shared_info::initialize): Move cygheap initialization to ...
	(memory_init): ... here. Suppress now useless shared_h variable.
	(user_shared_initialize): Make tu a cygpsid.
2003-12-01 11:16:20 +00:00
Corinna Vinschen cb766c47bb * include/tzfile.h: Remove duplicate definition of TM_SUNDAY.
* localtime.cc: Point TZDIR to the /usr/share/zoneinfo directory used
	by the tzcode package.
2003-12-01 10:39:17 +00:00
Corinna Vinschen b406ed7b51 * flock.cc: Renamed from flock.c. 2003-11-30 10:43:04 +00:00
Christopher Faylor fcac349166 * pinfo.h: Remove global_sigs declaration.
* siginfo.h: Move global_sigs declaration here.
* Makefile.in: Remove duplicate compiler flag.
2003-11-30 02:21:04 +00:00
Christopher Faylor b63ba3b6aa * exceptions.cc (_threadinfo::pop): Zero *contents* of popped stack location
rather than the actual stack pointer.
2003-11-30 02:19:45 +00:00
Corinna Vinschen f3a1e23eb3 * Makefile.in: (DLL_OFILES): Add flock.o.
* cygwin.din: Export flock.
	* flock.c: New file.
	* include/sys/file.h: Include sys/cdefs.h.
	Add function prototype for flock().
	Add some comments from BSD's header for further clarity.
	(L_SET, L_CURR, L_INCR, L_XTND): Redefine as the macros
	SEEK_SET, SEEK_CUR, SEEK_CUR, & SEEK_END respectively.
	(LOCK_SH,LOCK_EX,LOCK_NB,LOCK_UN): New macros for flock().
	* include/cygwin/version.h: Bump API minor number.
2003-11-29 23:00:51 +00:00
Christopher Faylor b50fe8212f * sigproc.cc (no_signals_available): Fix so that non-zero exit state is a true
condition rather than errnoneously only checking other states when exist_state
was zero.
2003-11-29 00:31:37 +00:00
Christopher Faylor 62e070d72e * pinfo.h (_pinfo::getthread2signal): Remove obsolete function.
* cygtls.h (_threadinfo): Define tid more precisely.
(_threadinfo::operator HANDLE): Define.
* exceptions.cc (_threadinfo::interupt_now): Use _threadinfo HANDLE operator to
derive thread handle.
(setup_handler): Ditto.
* sigproc.cc: Reorganize includes.
2003-11-29 00:26:40 +00:00
Christopher Faylor 13584f077b * pinfo.h (_pinfo::getsig): Remove obsolete function, here and throughout.
* exceptions.cc: Ditto.
* fhandler_termios.cc: Ditto.
* signal.cc: Ditto.
* sigproc.cc: Ditto.
* Makefile.in: Revert previous change which made a cygwin.din newer than a
version.h a warning rather than an error.
2003-11-28 22:13:57 +00:00
Christopher Faylor 74d893b13c * cygwin.din: Re-add inexplicably missing semaphore/msg functions. 2003-11-28 21:39:08 +00:00
Christopher Faylor 965f78cbbe * gendevices: Issue error when shilka is missing. 2003-11-28 21:20:15 +00:00
Christopher Faylor abd2fa9994 * include/cygwin/signal.h: New file.
(also check in tlsoffsets.h, missed by previous checkin)
2003-11-28 21:01:09 +00:00
Christopher Faylor 9a4d574b8d Eliminate use of sigframe and sigthread throughout.
* Makefile.in (DLL_OFILES): Add sigfe.o.  Remove reliance on cygwin.def from
cygwin0.dll dependency since dependence on sigfe.o implies that.  Generate def
file on the fly using 'gendef'.
* configure.in: Don't auto-generate cygwin.def.
* configure: Regenerate.
* cygwin.din: Add SIGFE stuff where appropriate.
* dcrt0.cc (dll_crt0_1): Initialize cygwin tls early in process startup.  Set
_main_tls to address of the main thread's cygwin tls.
* debug.h: Remove now unneeded WFSO and WFMO declarations.
* exceptions.cc (_last_thread): Define.
(set_thread_state_for_signals): New function.
(reset_thread_exception_for_signals): Ditto.
(init_thread_for_signals): Ditto.
(delete_thread_for_signals): Ditto.
(capture_thread_for_signals): Ditto.
(handle_exceptions): Set return address explicitly for exceptions prior to
calling sig_send.
(interrupt_on_return): Eliminate.
(setup_handler): Add preliminary implementation for dealing with
thread-specific signals by querying _main_tls.
(signal_exit): Use cygthread::main_thread_id instead of mainthread.id.
(call_signal_handler_now): For now, just handle the main thread.
* fork.cc (vfork): Save and restore main _my_tls.
* gendef: New file.  Generates def file and sigfe.s file.
* gentls_offsets: New file.  Generates offsets for perl to use in sigfe.s.
* how-signals-work.txt: Mention that info is obsolete.
* init.cc (dll_entry): Initialize cygwin tls storage here.
* miscfuncs.cc (low_priority_sleep): Make a C function for easier calling from
asm.
* perthread.h (vfork_save::tls): New element.
* signal.cc (nanosleep): Replace previous use of
sigframe.call_signal_handler_now with straight call to call_signal_handler_now.
(abort): Ditto.
* syscalls.cc (readv): Ditto.
* termios.cc (tcsetattr): Ditto.
* wait.cc (wait4): Ditto.
* sigproc.cc (sig_dispatch_pending): Ditto.
(sig_send): Ditto.
* sigproc.h: Declare call_signal_handler_now.
* thread.cc (pthread::thread_init_wrapper): Initialize cygwin tls.  Remove
obsolete and unworking signal stuff.
* thread.h (verifyable_object::sigs): Eliminate.
(verifyable_object::sigmask): Eliminate.
(verifyable_object::sigtodo): Eliminate.
(verifyable_object::exit): Make attribute noreturn.
(verifyable_object::thread_init_wrapper): Ditto.
(pthread_null::exit): Ditto.
* winbase.h (__stackbase): Always define.
* winsup.h (low_priority_sleep): Declare as a "C" function.
* include/cygwin/version.h: Bump API version to reflect sigwait export.
* include/sys/queue.h: Protect SLIST_ENTRY from previous declaration.
* signal.cc (sigwait): Implement.
* select.cc (fhandler_base::ready_for_read): Add debugging output.
* devices.h: Define more device pointers via their storage.
* devices.in: Don't parse things like /dev/inet/tcp, as they really have no
meaning.
* devices.cc: Regenerate.
* gendevices: Set proper protection for output file.
* cygtls.h: New file.
* gendef: New file.
* gentls_offsets: New file.
* tlsoffsets.h: New file.  Autogenerated.
* config/i386/longjmp.c: Remove.  File subsumed by gendef output.
* config/i386/makefrag: Remove obsolete file.
* fhandler.cc: Remove spurious access_worker declaration.
* spawn.cc (spawnve): Make debugging output more accurate.
* cygwin-gperf: Remove.
* devices.cc: Remove.
2003-11-28 20:55:59 +00:00
Christopher Faylor 268aec4006 * speclib: Use correct EOF marker. Ensure that directory is actually deleted
when running under Windows.
2003-11-28 20:10:07 +00:00
Christopher Faylor 93eba3cb60 * fhandler_disk_file.cc (fhandler_disk_file::readdir): Reorganize to avoid
inappropriate .lnk extensions with munged filenames under managed mode.
2003-11-27 23:27:23 +00:00
Corinna Vinschen cb55867514 * sec_helper.cc (set_process_privilege): Rename restore_priv to
priv_luid.

	* sec_helper.cc (set_process_privilege): Call LookupPrivilegeValue
	before opening the token.
2003-11-26 14:29:22 +00:00
Corinna Vinschen 12069cf31b * dir.cc (mkdir): Use local security_descriptor. Call
set_security_attribute appropriately.
	* external.cc (cygwin_internal): Ditto.
	* fhandler.cc (fhandler_base::open): Ditto.
	* fhandler_socket.cc (fhandler_socket::bind): Ditto.
	* path.cc (symlink_worker): Ditto.
	* sec_acl.cc (setacl): Ditto. Call read_sd appropriately.
	(getace): Ditto.
	* sec_helper.cc (security_descriptor::malloc): New method.
	(security_descriptor::realloc): New method.
	(security_descriptor::free): New method.
	* security.cc (read_sd): Get security_descriptor as parameter instead
	of PSECURITY_DESCRIPTOR and a size. Drop unnecessary parameter check.
	Allocate the security_descriptor buffer according to size returned by
	a call to GetFileSecurity. Return buffer size on success.
	(write_sd): Get security_descriptor as parameter instead of
	PSECURITY_DESCRIPTOR and a size.
	(get_nt_attribute): Use local security_descriptor.
	(get_nt_object_attribute): Ditto in case of type == SE_REGISTRY_KEY.
	Allocate security_descriptor buffer according to size returned by
	a call to RegGetKeySecurity.
	(alloc_sd): Make static. Get security_descriptor as parameter instead
	of PSECURITY_DESCRIPTOR and a size. Drop unnecessary parameter check.
	(set_security_attribute): Get security_descriptor as parameter instead
	of PSECURITY_DESCRIPTOR and a size.
	(set_nt_attribute): Use local security_descriptor.
	(check_file_access): Ditto.
	* security.h: Add class security_descriptor.
	(read_sd): Change declaration to get security_descriptor as parameter
	instead of PSECURITY_DESCRIPTOR and a size.
	(write_sd): Ditto.
	(set_security_attribute): Ditto.
	(alloc_sd): Remove declaration.
	* thread.cc (semaphore::semaphore): Use local security_descriptor. Call
	set_security_attribute appropriately.
2003-11-26 13:23:27 +00:00
Corinna Vinschen 3db690789f * sec_acl.h (getace): Use FILE_*_BITS as permission mask.
* security.cc (get_attribute_from_acl): Ditto.
	* security.h (FILE_READ_BITS): Define to match also GENERIC bits.
	(FILE_WRITE_BITS): Ditto.
	(FILE_EXEC_BITS): Ditto.
2003-11-26 10:52:21 +00:00
Christopher Faylor e2b9eb11e5 * thread.cc: Minor whitespace cleanup. Remove some obsolete code. 2003-11-25 22:55:31 +00:00
Christopher Faylor e00700cd80 * dtable.cc (build_fh_name): Set error in dummy fhandler when one is noted
during path_conv.
* fhandler.h (fhandler_base::set_error): New method.
2003-11-25 02:03:17 +00:00
Christopher Faylor 46c6a3e8eb * configure.in: Avoid using cygserver unless hosting on cygwin. 2003-11-24 17:03:50 +00:00
Christopher Faylor 0af8d6110b * sigproc.cc (sig_send): Correct below checkin. Use
thisframe.call_signal_handler.
2003-11-23 05:42:47 +00:00
Christopher Faylor 0670609d12 * sigproc.cc (proc_exists): A zombie process does not exist.
(sig_send): Improve debugging output.  Wait for pipe to be created before
trying to send to it.  Call call_signal_handler_now if sending a signal to
myself.
2003-11-23 05:34:00 +00:00
Christopher Faylor 876083f32e * dcrt0.cc (check_sanity_and_sync): Correct api major version check so that
newer dlls will work with older apps but not vice versa.
2003-11-22 17:22:59 +00:00
Christopher Faylor ef7acb98aa * sem.cc: Always include signal.h to handle SIGSYS raise when !USE_SERVER.
* shm.cc: Ditto.
* msg.cc: Always include signal.h to handle SIGSYS raise when !USE_SERVER.
2003-11-21 22:22:08 +00:00
Christopher Faylor bfa2e9cbb1 * msg.cc: Always include signal.h to handle SIGSYS raise when !USE_SERVER. 2003-11-21 22:21:05 +00:00
Christopher Faylor 7ee8258620 * configure.in: Make --use-server the default. Remove powerpc target.
* configure: Regenerate.
2003-11-20 19:31:41 +00:00
Corinna Vinschen bd0e35213d * msg.cc (msgctl): Raise SIGSYS if call not available.
(msgget): Ditto.
	(msgrcv): Ditto.
	(msgsnd): Ditto.
	* sem.cc (semctl): Ditto.
	(semget): Ditto.
	(semop): Ditto.
	* shm.cc (shmat): Ditto.
	(shmctl): Ditto.
	(shmget): Ditto.
	(shmdt): Ditto.
2003-11-20 18:09:44 +00:00
Corinna Vinschen a6df500f7d * cygserver.h (client_request::request_code_t): Add
CYGSERVER_REQUEST_MSG and CYGSERVER_REQUEST_SEM.
	(admininstrator_group_sid): Add extern declaration.
	* cygserver_ipc.h: Rewrite.
	* cygserver_msg.h: New file.
	* cygserver_sem.h: New file.
	* cygserver_shm.h: More or less rewrite.
	* cygwin.din: Add msgctl, msgget, msgrcv, msgsnd, semctl, semget and
	semop.
	* msg.cc: Rewrite.
	* safe_memory.h: Remove.
	* sem.cc: Rewrite.
	* shm.cc: Rewrite.
	* include/cygwin/ipc.h: Use appropriate guard.
	(struct ipc_perm): Add seq.
	(IPCID_TO_IX): New define from BSD.
	(IPCID_TO_SEQ): Ditto.
	(IXSEQ_TO_IPCID): Ditto.
	(IPC_R): Ditto.
	(IPC_W): Ditto.
	(IPC_M): Ditto.
	* include/cygwin/msg.h: Use appropriate guard. #ifdef _KERNEL all stuff
	not explicitely defined by SUSv3. Use signed types in structs to match
	types used in BSD.
	(msgqnum_t): Define unsigned.
	(msglen_t): Ditto.
	(struct msqid_ds): Add msg_first and msg_last.
	(struct msginfo): Remove msgpool. Add msgssz and msgseg.
	* include/cygwin/sem.h: Use appropriate guard. #ifdef _KERNEL all stuff
	not explicitely defined by SUSv3. Use signed types in structs to match
	types used in BSD.
	(SEM_UNDO): Define appropriately.
	(struct semid_ds): Add sem_base.
	(struct seminfo): Add semmap and semusz.
	(SEM_A): New define from BSD.
	(SEM_R): Ditto.
	(SEM_ALLOC): Ditto.
	(union semun): Define.
	* include/cygwin/shm.h: Use appropriate guard. #ifdef _KERNEL all stuff
	not explicitely defined by SUSv3. Use signed types in structs to match
	types used in BSD.
	(SHMLBA): Define using cygwin_internal(CW_GET_SHMLBA) call.
	(struct shmid_ds): Add shm_internal.
	(struct shm_info): Rename shm_ids to used_ids as in BSD.  Add define
	for shm_ids.
	* include/cygwin/sysproto.h: New file.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/ipc.h: New file.
	* include/sys/msg.h: New file.
	* include/sys/queue.h: New file from BSD.
	* include/sys/sem.h: New file.
	* include/sys/shm.h: New file.
	* include/sys/sysproto.h: New file.
2003-11-19 18:50:23 +00:00
Corinna Vinschen fcd3838ab5 * dtable.cc (build_fh_pc): Resurrect accidentally removed
DEV_CYGDRIVE_MAJOR case.
2003-11-19 11:19:27 +00:00
Corinna Vinschen 8f4dfcaa1f * fhandler.cc (fhandler_base::lseek): Include high order offset
bits in return value.
2003-11-17 22:18:42 +00:00
Corinna Vinschen 6e17cee57b * bsdlib.cc (getprogname): New function.
(setprogname): New funtion.
	* cygwin.din: Export getprogname and setprogname.
	* include/cygwin/version.h: Bumb API version number.
2003-11-17 17:25:59 +00:00
Christopher Faylor 490d129f4a * include/limits.h: Revert unsanctioned changes below.
* include/cygwin/config.h: Ditto.
* include/sys/param.h: Ditto.
2003-11-15 17:04:10 +00:00
Robert Collins 95d02d5b9b 2003-11-11 Robert Collins <rbtcollins@hotmail.com>
Ron Parker <rdparker@butlermfg.com>

	* bsdlib.cc: Update throughout to use CYG_MAX_PATH rather than MAX_PATH.
	* cygheap.h: Ditto.
	* dcrt0.cc: Ditto.
	* delqueue.cc: Ditto.
	* dlfcn.cc: Ditto.
	* dll_init.cc: Ditto.
	* dll_init.h: Ditto.
	* dtable.cc: Ditto.
	* environ.cc: Ditto.
	* environ.h: Ditto.
	* exceptions.cc: Ditto.
	* external.cc: Ditto.
	* fhandler_disk_file.cc: Ditto.
	* fhandler_proc.cc: Ditto.
	* fhandler_process.cc: Ditto.
	* fhandler_raw.cc: Ditto.
	* fhandler_registry.cc: Ditto.
	* fhandler_socket.cc: Ditto.
	* fhandler_virtual.cc: Ditto.
	* miscfuncs.cc: Ditto.
	* mmap.cc: Ditto.
	* netdb.cc: Ditto.
	* path.cc: Ditto.
	* path.h: Ditto.
	* pinfo.cc: Ditto.
	* pinfo.h: Ditto.
	* pthread.cc: Ditto.
	* registry.cc: Ditto.
	* shared.cc: Ditto.
	* shared_info.h: Ditto.
	* smallprint.c: Ditto.
	* spawn.cc: Ditto.
	* strace.cc: Ditto.
	* syscalls.cc: Ditto.
	* thread.h: Ditto.
	* uinfo.cc: Ditto.
	* winsup.h: Ditto.
	* include/limits.h: Ditto.
	* include/cygwin/config.h: Ditto.
	* include/sys/param.h: Ditto.
2003-11-14 23:40:06 +00:00
Christopher Faylor 22ec16a830 * dtable.cc (build_fh_pc): Use DEV_SERIAL_MAJOR to catch all serial ports.
Remove redundant FH_CYGDRIVE case since it is handled by DEV_CYGDRIVE_MAJOR.
2003-11-14 01:37:23 +00:00
Thomas Pfaff 068834a10f * thread.cc (pthread::exit): Cleanup on thread exit.
(__reent_t::init_clib): Set thread local clib __cleanup var
appropriately.
2003-11-11 19:10:47 +00:00
Christopher Faylor 8398809e7d * miscfuncs.cc (low_priority_sleep): Make a "C" function.
* winsup.h (low_priority_sleep): Revert previous change to declaration.
2003-11-10 21:28:02 +00:00
Corinna Vinschen 07ff303782 * winsup.h (low_priority_sleep): Fix declaration to avoid linker
warning.
2003-11-10 21:17:53 +00:00
Thomas Pfaff 73e36316cc * thread.cc (__reent_t::init_clib): Set thread local clib
__sdidinit var appropriately.
2003-11-10 19:44:53 +00:00
Corinna Vinschen 1db928422e * syscalls.cc (ftruncate64): Log length as long long.
(logout): Erase ut_host.  Don't write wtmp entry.  Return 1 only
	if matching utmp entry has been found, 0 otherwise.
2003-11-08 16:38:34 +00:00
Corinna Vinschen 8e68687d2a * external.cc (cygwin_internal): Add CW_GET_UID_FROM_SID and
CW_GET_GID_FROM_SID handling.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add
	CW_GET_UID_FROM_SID and CW_GET_GID_FROM_SID.
2003-11-08 09:48:48 +00:00
Christopher Faylor 182d0e28a7 * fhandler_disk_file.cc (fhandler_disk_file::opendir): Reorganize to handle
freeing of memory on error condition.
2003-11-07 18:22:26 +00:00
Christopher Faylor ef4d65ba95 * cygthread.cc (cygthread::freerange): Set inuse count. Avoid setting ev from
h as h would be NULL at this point.
(cygthread::operator new): Issue debugging info when overflowing the thread
pool.
(cygthread::cygthread): Set ev from h here after h has been initialized.
2003-11-07 18:21:05 +00:00
Corinna Vinschen 3e68e19f05 * bsdlib.cc (_vwarnx): New function.
(vwarn): Ditto.
	(vwarnx): Ditto.
	(warn): Ditto.
	(warnx): Ditto.
	(verr): Ditto.
	(verrx): Ditto.
	(err): Ditto.
	(errx): Ditto.
	* cygwin.din: Export above functions.
	* include/err.h: New file.
	* include/cygwin/version.h: Bump API minor number.
2003-11-06 21:31:24 +00:00
Corinna Vinschen 6ef3b76be2 * syscalls.cc (getshmlba): New function.
* external.cc (cygwin_internal): Add CW_GET_SHMLBA handling.
	* mmap.cc (mmap64): Call getshmlba to evaluate granularity.
	* winsup.h (getshmlba): Add declaration.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_GET_SHMLBA.
2003-11-06 14:33:16 +00:00
Christopher Faylor fad5aef860 * winsup.h: Declare access_worker. 2003-11-06 13:58:45 +00:00
Corinna Vinschen 80ab7cb41f * include/cygwin/types.h: Fix preprocessor guards for vm_offset_t and
vm_size_t.  Add typedef for vm_object_t.
2003-11-06 10:46:49 +00:00
Christopher Faylor d417aec908 * fhandler_disk_file.cc (fhandler_disk_file::opendir): Detect attempt to open a
directory which lacks read privileges.
2003-11-05 16:53:55 +00:00
Corinna Vinschen bcd06214e1 * external.cc (cygwin_internal): Add CW_GET_POSIX_SECURITY_ATTRIBUTE
handling.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add
	CW_GET_POSIX_SECURITY_ATTRIBUTE.

	* exceptions.cc (init_global_security): Move from here...
	* sec_helper.cc (init_global_security): ...to here.
2003-11-04 15:48:19 +00:00
Christopher Faylor c35391d0d2 * net.cc (dup_ent): Use IsBadStringPtr for alignment checks. Don't use a known
bad pointer.
2003-11-04 13:15:47 +00:00
Corinna Vinschen dff017b292 * net.cc (dup_ent): Move Win 95 misalignment recogition before
trying to evaluate string length.
2003-11-03 21:43:32 +00:00
Thomas Pfaff f796413184 * thread.cc (pthread::thread_init_wrapper): Initialize exception handling. 2003-10-31 20:47:14 +00:00
Thomas Pfaff c6e0f665bc Rename pthread::running to pthread::valid throughout.
* thread.h: (pthread::suspend_all_except_self): New static method.
(pthread::resume_all): Ditto.
(pthread::suspend_except_self): New method.
(pthread::resume): Ditto.
* thread.cc (pthread::suspend_except_self): Implement.
(pthread::resume): Ditto.
2003-10-31 20:42:56 +00:00
Corinna Vinschen d3f6bd13cb * include/stdint.h: Prevent signed->unsigned conversion for 32 and
64 bit min value constants.
2003-10-29 08:43:10 +00:00
Christopher Faylor 7825ed016f * path.cc (dot_special_chars): New global variable.
(special_name): Make files ending in "." special.
(fnunmunge): Allow encoded ".".
(mount_item::fnmunge): Handle trailing ".".
2003-10-29 01:15:12 +00:00
Christopher Faylor a4666b3d1b * include/stdint.h: Duplicate below effort for rest of *64_*. 2003-10-28 16:03:52 +00:00
Christopher Faylor 61c4ca410f * include/stdint.h: Correctly define INT64_MAX. 2003-10-28 15:13:06 +00:00
Thomas Pfaff 7cba834bf2 * thread.h (fast_mutex::init): Initialize lock_counter. 2003-10-27 21:12:42 +00:00
Corinna Vinschen 56a4ceac3d * Makefile.in (OBSOLETE_FUNCTION): Add tmpfile.
(NEW_FUNCTIONS): Add _tmpfile64 -> tmpfile translation.
	* cygwin.din: Export _tmpfile64
	* include/cygwin/version.h: Bump api minor number.
2003-10-27 13:06:56 +00:00
Corinna Vinschen 072339664d * cygwin.din: Add sem_close, sem_getvalue, sem_open and sem_timedwait.
* pthread.cc (+mangle_sem_name): New function.
	(sem_open): Ditto.
	(sem_close: Ditto.
	(sem_timedwait): Ditto.
	(sem_getvalue): Ditto.
	* thread.cc (semaphore::semaphore): Rearrange member initialization.
	Use appropriate security attribute for process shared semaphores.
	(semaphore::semaphore): New constructor for named semaphores.
	(semaphore::~semaphore): Care for semaphore name.
	(semaphore::_post): Accomodate failing ReleaseSemaphore. Use value
	returned by ReleaseSemaphore vor currentvalue.
	(semaphore::_getvalue): New method.
	(semaphore::_timedwait): Ditto.
	(semaphore::_fixup_after_fork): Rearrange. Don't fail for process
	shared semaphores.
	(semaphore::open): New method.
	(semaphore::timedwait): Ditto.
	(semaphore::post): Fix return value.  Set errno appropriately.
	(semaphore::getvalue): New method.
	* thread.h (class semaphore): Add prototypes for open, getvalue,
	timedwait, _getvalue, _timedwait.  Add prototypes for new constructor.
	Add name member.
	* include/semaphore.h: Add prototypes for sem_open, sem_close,
	sem_timedwait and sem_getvalue.
	include/cygwin/version.h: Bump API minor number.
2003-10-27 11:48:29 +00:00
Corinna Vinschen d845665e0f * miscfunc.cc (__check_invalid_read_ptr): New function.
* winsup.h: Declare.
2003-10-27 08:28:37 +00:00
Corinna Vinschen db30fe125f * security.h (cygpsid::debug_print): Avoid compiler warnings. 2003-10-26 10:58:11 +00:00
Corinna Vinschen 504678827a * path.cc (normalize_posix_path): Test runs of more than two
dots for being a run of only dots.  Let it pass if not.
2003-10-25 16:12:45 +00:00
Corinna Vinschen 89256ff149 * fhandler.cc (fhandler_base::ioctl): Handle FIONBIO. 2003-10-25 12:32:56 +00:00
Thomas Pfaff 28194e813e Rename native_mutex to fast_mutex throughout.
Rename pthread_key::save_key_to_buffer to
pthread_key::_fixup_before_fork throughout.
Rename pthread_key::recreate_key_from_buffer to
pthread_key::_fixup_after_fork throughout.

* thread.cc (native_mutex::init): Remove.
(native_mutex::lock): Ditto.
(native_mutex::unlock): Ditto.
(pthread::push_cleanup_handler): InterlockedExchangePointer
is not needed here.
(pthread_rwlock::pthread_rwlock): Initialize readers list mutex.
(pthread_rwlock::add_reader): Add reader via List_insert.
(pthread_rwlock::lookup_reader): Lock list while walking through.
(pthread_cond::init): Locking the init mutex is now void.
(pthread_rwlock::init): Ditto.
(pthread_mutex::init): Ditto.
* thread.h: Include security.h.
(fast_mutex): New class. Replacement for native_mutex.
(List_insert): New template function.
(List_remove): Ditto.
(List::List): Initialize synchronising mutex.
(List::fixup_after_fork): New method.
(List::insert): Add node via List_insert.
(List::remove): Remove node via List_remove.
(List::pop): Remove.
(List::for_each): Lock list while walking through.
(List::mx_init): New method.
(pthread_mutex::fixup_after_fork): Fixup mutex list after fork.
(pthread::fixup_after_fork): Ditto.
(pthread_conds::fixup_after_fork): Ditto.
(pthread_rwlock::fixup_after_fork): Ditto.
(semaphore::fixup_after_fork): Ditto.
(pthread_rwlock::readers_mx): New member.
2003-10-24 19:34:47 +00:00
Corinna Vinschen 2b7dcf79ae * fhandler.cc (fhandler_base::fcntl): Don't clobber O_APPEND when
both O_NONBLOCK/O_NDELAY are set for F_SETFL.
2003-10-24 12:11:20 +00:00
Corinna Vinschen 0b4274f58b * path.cc (win32_device_name): Fix comment. 2003-10-24 08:13:15 +00:00
Christopher Faylor e64a50ed4e * fhandler_tty.cc (fhandler_tty_slave::ioctl): Properly set return value in
FIONBIO case.
2003-10-24 01:13:22 +00:00
Corinna Vinschen f49c14a197 * fhandler_proc.cc (format_proc_partitions): Use new device code
to get major and minor device numbers.  Fix size evaluation.
2003-10-23 08:54:00 +00:00
Corinna Vinschen 5ec9ea21a3 * external.cc (cygwin_internal): Add CW_GET_ERRNO_FROM_WINERROR
handling.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add
	CW_GET_ERRNO_FROM_WINERROR.
2003-10-22 20:32:20 +00:00
Corinna Vinschen e217832c4c * Makefile.in: Add $(LIBSERVER) rule.
* cygserver.h: Moved from include/cygwin to here.
	* cygserver_ipc.h: Moved from ../cygserver to here.
	* cygserver_shm.h: Ditto.
	* cygwin.din: Add shmat, shmctl, shmdt and shmget.
	* fhandler_tty.cc (fhandler_tty_slave::open): Don't warn about handle
	dup'ing if not build with USE_SERVER.
	* shm.cc: Include cygerrno.h unconditionally.
	(shmat): Set errno to ENOSYS and return -1 if not build with
	USE_SERVER.
	(shmctl): Ditto.
	(shmdt): Ditto.
	(shmget): Ditto.
	* woutsup.h: Remove.
	* include/cygwin/cygserver_process.h: Moved to ../cygserver directory.
	* include/cygwin/cygserver_transport.h: Ditto.
	* include/cygwin/cygserver_transport_pipes.h: Ditto.
	* include/cygwin/cygserver_transport_sockets.h: Ditto.
	* include/cygwin/version.h: Bump API minor number.
2003-10-22 10:07:59 +00:00
Pierre Humblet 30f515c54f *** empty log message *** 2003-10-16 23:28:31 +00:00
Corinna Vinschen abfc9c412c * dcrt0.cc: Remove local variable alternate_charset_active.
* fhandler.h: Add variable alternate_charset_active, functions
	str_to_con, con_to_str to dev_console structure.
	* fhandler_console.cc (con_to_str): Move function into dev_console
	class.
	(str_to_con): Ditto.
	(fhandler_console::read): Call con_to_str on dev_state.
	(fhandler_console::write_normal): Call str_to_con on dev_state.
	(fhandler_console::char_command): Change active_charset_active
	assignment to be on dev_state.
	* winsup.h: Remove global external variable alternate_charset_active.
2003-10-16 14:08:28 +00:00
Corinna Vinschen ce34c904cc * fhandler_console.cc (char_command): Add escape sequence for codepage
ansi <-> oem switching for ncurses frame drawing capabilities.
	* dcrt0.cc: Add local variable alternate_charset_active.
	* winsup.h: Add global external variable alternate_charset_active.
2003-10-15 08:23:26 +00:00
Corinna Vinschen db3137ccb5 * exceptions.cc (ctrl_c_handler): Don't send SIGHUP on
CTRL_LOGOFF_EVENT to processes running in invisible Windows Stations.
	* window.cc (has_visible_window_station): New function.
	* winsup.h: Add declaration for has_visible_window_station.
2003-10-14 09:21:55 +00:00
Christopher Faylor 7cf29f96e0 * fhandler_tty.cc (fhandler_tty_slave::open): Don't create a new window station
if one already exists.
2003-10-10 19:11:21 +00:00
Christopher Faylor 4a204f6625 * shared.cc (shared_info::initialize): Remove myself check since hMainProc
initialization will allow user initialization to work.
2003-10-10 19:07:08 +00:00
Christopher Faylor cca873af60 fix typo 2003-10-10 17:44:54 +00:00
Corinna Vinschen a8e5f8c6c2 * include/sys/mman.h (MAP_FAILED): Define as void *. 2003-10-09 11:40:16 +00:00
Christopher Faylor ea4980efe1 * dcrt0.cc (hMainProc): Initialize to useful value for use when dll is
dynamically loaded.
(shared_info::initialize): Don't initialize user stuff if myself doesn't exit.
2003-10-08 21:40:33 +00:00
Corinna Vinschen 99439385c6 * syscalls.cc (unlink): Don't even try DELETE_ON_CLOSE technique on
systems not supporting it.
2003-10-08 09:17:08 +00:00
Christopher Faylor 8923806299 * dcrt0.cc (dll_crt0_1): Call newlib __sinit routine to ensure that stdio
buffers are initialized to avoid thread initialization races.
2003-10-02 04:46:59 +00:00
Christopher Faylor 6cb54a4cee * path.cc (win32_device_name): Only fill out destination buffer when it's
really a device.
2003-10-02 03:50:10 +00:00
Christopher Faylor 0e1ba88882 * Makefile.in: Add YA method for generating devices.cc.
* child_info.h: YA update of another magic number.
* gendevices: New file.
* devices.in: New file.
* devices.cc: Regenerate.
* devices.shilka: Remove.
* devices.h: Correctly define device pointers.
(device): Remove now obsolete fields.
(device::native): Renamed from device::fmt.
* dtable.cc (build_fh_dev): Simplify in light of new unit parsing scheme.
(build_fh_pc): Ditto.
* path.cc (win32_device_name): Ditto.
* fhandler.h (fhandler_base::get_native_name): Reflect renaming of fmt to
native.
* fhandler_tty.cc (fhandler_tty_mster::init): Initialize slave device prior to
reporting unit.
2003-10-01 12:36:39 +00:00
Corinna Vinschen 883c5345d4 * fhandler.cc (fhandler_base::fstat): Drop FH_FLOPPY case. 2003-09-30 21:46:08 +00:00
Corinna Vinschen a4b25e31ca * fhandler.h (class fhandler_dev_raw): Add method fstat.
* fhandler_raw.cc (fhandler_dev_raw::fstat): New method.

	Add missing ChangeLog for previous patch.
2003-09-30 21:43:40 +00:00
Corinna Vinschen d950ca774f * syslog.cc (vsyslog): Print debug message if ReportEventA fails. 2003-09-29 12:31:22 +00:00
Christopher Faylor e6ba835513 * sigproc.cc (proc_subproc): Restrict permissions on ppid_handle.
* devices.shilka (device::parse): Restore check for tty in unit handling, but
without the previous typo.
* devices.cc: Regenerate.
* devices.h (DEV_CYGDRIVE_MAJOR): Change major number to one used by linux for
"user-mode virtual block device".
2003-09-28 15:46:00 +00:00
Corinna Vinschen 5c770c8431 * devices.h: Move a few device major numbers. Fix typo of FH_UDP.
* device.shilka: Remove /dev/hd device entries, rename all device_hd*
	to device_sd*.
	(device::parse): Disallow units outside lower and upper bounds.
	* dtable.cc (build_fh_pc): Fix typo of FH_UDP.
	* path.cc (win32_device_name): Fix win32 name creation to match new
	device handling.
2003-09-28 09:44:13 +00:00
Christopher Faylor 83abcab4c0 * device.shilka (device::parse): Allow units on other than tty. 2003-09-27 15:19:29 +00:00
Corinna Vinschen 658b4ff8fd * wincap.cc (wincapc::init): Allow requesting server info for NT4 SP6. 2003-09-27 08:14:56 +00:00
Christopher Faylor 341d295422 * path.cc (symlink_info::check): Use new introducer for mknod'ed files.
(parse_device): Ditto.
* syscalls.cc (mknod_worker): Ditto.
2003-09-27 05:44:58 +00:00
Christopher Faylor 4cb3e57917 * devices.shilka: Add /dev/sda disk devices.
* devices.cc: Regenerate.
2003-09-27 05:38:01 +00:00
Christopher Faylor 3c1e8187bd * cygwin-shilka: Remove '#line directives' or suffer debugging oddities. Use
-length option so that device prefixes are used.
* devices.cc: Regenerate.
* syscalls.cc (ttyname): Add debugging output.
2003-09-27 05:35:02 +00:00
Christopher Faylor aff9630767 * Makefile.in: Add libusr32.a to DLL_IMPORTS.
* wincap.h (wincaps::is_server): New flag.
(wincapc::version): Change type to OSVERSIONINFOEX.
(wincapc::is_server): New function.
* wincap.cc (wincap_unknown::is_server): New initializer.
(wincap_95): Ditto.
(wincap_95osr2): Ditto.
(wincap_98): Ditto.
(wincap_me): Ditto.
(wincap_nt3): Ditto.
(wincap_nt4): Ditto.
(wincap_nt4sp4): Ditto.
(wincap_2000): Ditto.
(wincap_xp): Ditto.
(wincapc::init): Adapt to OSVERSIONINFOEX.  Add detection of NT server systems.
* sched.cc: Include windows.h and registry.h.
(sched_rr_get_interval): Re-implement for NT systems.
2003-09-27 03:44:31 +00:00
Christopher Faylor a3cbb4a7e0 * fhandler_tty.cc (fhandler_tty_slave::ioctl): Properly set ioctl_request event
when window size changes.  Store failing errno in ioctl_retval (needed?).
2003-09-27 03:14:07 +00:00
Christopher Faylor 63726a5eb4 * fhandler_console.c (fhandler_console::read): Record the state of the SHIFT,
CTRL and ALT keys at the time of the last keyboard input event.
(fhandler_console::ioctl): Handle requests to retrieve the keyboard modifiers
via the TIOCLINUX command.
* fhandler_tty.c (fhandler_tty_slave::read): Ditto.
* include/sys/termios.h (TIOCLINUX): New macro definition.
2003-09-27 02:36:50 +00:00
Pierre Humblet ecc28ff8db 2003-09-26 Pierre Humblet <pierre.humblet@ieee.org>
* pinfo.cc (pinfo::init): Do not give FILE_MAP_WRITE access to Everybody.
	* exceptions.cc (sig_handle_tty_stop): Do not create pinfo parent with
	PID_MAP_WRITE.
	* fhandler_process.cc (fhandler_process::fill_filebuf): Ditto for pinfo p.
	* signal.cc (kill_worker): Ditto for pinfo dest.
2003-09-27 02:30:46 +00:00
Pierre Humblet 1eb451937a 2003-09-26 Pierre Humblet <pierre.humblet@ieee.org>
* pinfo.h (pinfo::set_acl): Declare.
	* pinfo.cc (pinfo_fixup_after_fork): Duplicate with no rights.
	(pinfo::set_acl): New.
	* spawn.cc (spawn_guts): Call myself.set_acl.
2003-09-27 01:58:23 +00:00
Pierre Humblet 6806a8b51f 2003-09-26 Pierre Humblet <pierre.humblet@ieee.org>
* uinfo.cc (cygheap_user::init): Make sure the current user appears
	in the default DACL. Rearrange to decrease the indentation levels.
	Initialize the effec_cygsid directly.
	(internal_getlogin): Do not reinitialize myself->gid. Open the process
	token with the required access.
	* cygheap.h (class cygheap_user): Delete members pid and saved_psid.
	Create members effec_cygsid and saved_cygsid.
	(cygheap_user::set_sid): Define inline.
	(cygheap_user::set_saved_sid): Ditto.
	(cygheap_user::sid): Modify.
	(cygheap_user::saved_sid): Modify.
	* cygheap.cc (cygheap_user::set_sid): Delete.
	(cygheap_user::set_saved_sid): Ditto.
	* sec_helper.cc (sec_acl): Set the correct acl size.
	* autoload.cc (FindFirstFreeAce): Add.
	* security.h: Define ACL_DEFAULT_SIZE.
2003-09-27 01:56:36 +00:00
Corinna Vinschen 186a0e42de * mmap.cc (munmap): Use correct address and length parameters when
calling fhandler's munmap.
2003-09-26 08:50:12 +00:00
Corinna Vinschen 0a0a45e22a * spawn.cc (spawn_guts): Set errno to E2BIG if command line is
longer than CreateProcess allows (32K).
2003-09-26 08:45:24 +00:00
Christopher Faylor 912f81352f * dtable.cc (build_fh_name): Return pointer to a 'nodevice' rather than a NULL
pointer or suffer SEGVs with invalid paths.
2003-09-26 03:26:44 +00:00
Christopher Faylor 6c68fbbc61 * fork.cc (fork_parent): Detect failed pinfo constructor.
* spawn.cc (spawn_guts): Don't overwrite ENOMEM errno on failed pinfo
constructor.
2003-09-26 03:20:30 +00:00
Christopher Faylor 177989407a * spawn.cc (spawnve): Remove vfork short circuit and let caller deal with error
return.
2003-09-26 03:09:42 +00:00