Commit Graph

145 Commits

Author SHA1 Message Date
Christopher Faylor c7ef20e7fa * dtable.cc (dtable::select_read): Add ability to override fh.
* fhandler.h (fhandler_fifo::select_read): Declare new function.
(fhandler_fifo::select_write): Ditto.
(fhandler_fifo::select_except): Ditto.
* select.cc (peek_pipe): Treat certain classes of pipe errors as "no data".
(fhandler_fifo::select_read): Define new function.
(fhandler_fifo::select_write): Ditto.
(fhandler_fifo::select_except): Ditto.
* shared_info.h (CURR_SHARED_MAGIC): Update.
2009-02-27 00:34:40 +00:00
Christopher Faylor 9895091d0d * select.cc (peek_serial): Add hack to allow proper operation with com0com
driver.
2009-01-22 16:00:58 +00:00
Christopher Faylor cb7e1879ee * localtime.cc (increment_overflow): Mark as non-inline to prevent compiler
from complaining about the very thing we're trying to test.
* ntea.cc (read_ea): Reorganize to avoid a new compiler warning/error.
* sched.cc (sched_rr_get_interval): Ditto.
* select.cc (peek_serial): Ditto.
* libc/rexec.cc (ruserpass): Ditto.
* posix_ipc.cc (ipc_names): Make static to avoid a compiler warning
(and it's the right thing to do anyway).
2008-09-11 05:43:11 +00:00
Christopher Faylor 7b9e380f03 * cygheap.cc (creturn): Reorganize to avoid a new compiler warning/error.
* dtable.cc (handle_to_fn): Ditto.
* fhandler_console.cc (fhandler_console::read): Ditto.
(fhandler_console::scroll_screen): Ditto.
(dev_console::set_color): Ditto.
* fhandler_dsp.cc (fhandler_dev_dsp::write): Ditto.
(fhandler_dev_dsp::read): Ditto.
* fhandler_tape.cc (mtinfo_drive::get_status): Ditto.
* hookapi.cc (find_first_notloaded_dll): Ditto.
* mmap.cc (msync): Ditto.
* pipe.cc (pipesync::pipesync): Ditto.
* sec_acl.cc (getace): Ditto.
* sec_auth.cc (create_token): Ditto.
(lsaauth): Ditto.
* select.cc (peek_pipe): Ditto.
* spawn.cc (av::fixup): Ditto.
* syscalls.cc (popen): Ditto.
* tty.cc (tty::init_session): Ditto.
* uinfo.cc (pwdgrp::load): Ditto.
* fhandler.cc (fhandler_base::setup_overlapped): Ditto.
(fhandler_base::wait_overlapped): Rename second use of res variable to wres or
errors are not returned correctly.
* dcrt0.cc: Remove obsolete variable.
* dll_init.cc (release_upto): Fix typo involving incorrect use of '|'.
* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Avoid a compiler
warning regarding coercing type-punned variables.
(fhandler_base::fstat_by_name): Ditto.  fhandler_fifo.cc
(fhandler_fifo::open_nonserver): Fix = vs.  == typo.
(fhandler_fifo::wait): Add all conditions to switch statement to avoid a
compiler warning.
* fhandler_process.cc: Avoid unneeded initialization of variables to zero.
(fhandler_socket::listen): Add braces around initializer.
* flock.cc (inode_t::get_all_locks_list): Reorganize to avoid a compiler
warning.  Fix problem with EWOULDBLOCK error return.
* path.cc (GUID_shortcut): Use braces around struct initializer.
(cygwin_conv_path): Reorganize to avoid a compiler warning.
* random.cc (dummy): Mark variable as volatile to avoid a "used uninitialized"
warning.
* libc/getopt.c: Mark some variables as dllexport although gcc doesn't seem to
do the right thing with them.
* libc/minires-os-if.c (get_registry_dns_items): Coerce some function arguments
to avoid a compiler warning.
2008-09-11 04:34:24 +00:00
Christopher Faylor a010e6abed * cygwin.din (_getutline): Remove.
* lib/bsdlib.cc (login): Make argument const as per linux.
(logout): Ditto.
* syscalls.cc (getutid): Ditto.
(getutline): Ditto.
(pututline): Ditto.
(getutxent): Add comment mentioning non-thread-safety.
(getutxid): Ditto.
(getutxline): Ditto.
(pututxline): Ditto.
* sys/utmp.h: Declare arguments to various functions as const as per linux.
Remove bogus _getutline definition.
2008-07-30 04:58:24 +00:00
Corinna Vinschen 84e2d2e6cf * select.cc (peek_pipe): Temporarily revert patch from 2008-05-30. 2008-07-11 16:37:29 +00:00
Christopher Faylor 11a36faaa6 * select.cc (peek_pipe): Semi-reinstate pipe NT-special write detection. 2008-05-30 17:56:37 +00:00
Christopher Faylor b13e6864f5 Remove unneeded header files from source files throughout. 2008-04-07 18:45:59 +00:00
Corinna Vinschen a7d2cc16e2 * Fix copyright dates. 2008-04-01 13:22:47 +00:00
Christopher Faylor 70300fdb1c Perform whitespace cleanup throughout.
* dcrt0.cc (signal_shift_subtract): Eliminate ancient backwards compatibility.
(check_sanity_and_sync): Ditto.
* winsup.h (SIGTOMASK): Ditto.  Just use constant in signal calculation.
* include/cygwin/version: Remove backwards signal mask compatibility define.
* path.cc (symlink_info::check_sysfile): Cosmetic change.
* registry.cc (get_registry_hive_path): Remove unneeded variable.
* exceptions.cc (handle_sigsuspend): Eliminate thread signal mask and use
either main sigmask or current thread sigmask.
(set_process_mask): Ditto.
(sighold): Ditto.
(sigrelse): Ditto.
(sigset): Ditto.
(set_process_mask_delta): Ditto.
(_cygtls::call_signal_handler): Ditto.
* fhandler_process.cc (format_process_status): Ditto.
* fhandler_termios.cc (fhandler_termios::bg_check): Ditto.
* pinfo.h (class pinfo): Ditto.
* select.cc (pselect): Ditto.
* signal.cc (sigprocmask): Ditto.
(abort): Ditto.
(sigpause): Ditto.
(sigsend): Ditto.
(wait_sig): Ditto.
* thread.h (pthread::parent_tls): New member.
* thread.cc (pthread::pthread): Record parent_tls here.
(pthread::thread_init_wrapper): Initialize sigmask from parent thread.
2008-02-15 17:53:11 +00:00
Christopher Faylor e19e357043 update copyright 2007-07-07 17:29:20 +00:00
Christopher Faylor d9c0e3ec35 Preliminary change to make fifos/pipes interruptible and fifos reliable.
* dtable.cc (dtable::find_fifo): Eliminate definition.
* dtable.h (dtable::find_fifo): Ditto for declaration.
* fhandler.cc (fhandler_base::raw_read): Remove pipe-specific stuff.
(fhandler_base::fhandler_base): Ditto.
(fhandler_base::close): Handle overlapped I/O structure if appropriate.
(fhandler_base::dup): Ditto.
(fhandler_base::fork_fixup): Ditto.
(fhandler_base::setup_overlapped): Define new function.
(fhandler_base::destroy_overlapped): Ditto.
(fhandler_base::wait_overlapped): Ditto.
(fhandler_base::read_overlapped): Ditto.
(fhandler_base::write_overlapped): Ditto.
* fhandler.h (fhandler_base::get_overlapped): Declare new function.
(fhandler_base::setup_overlapped): Ditto.
(fhandler_base::destroy_overlapped): Ditto.
(fhandler_base::wait_overlapped): Ditto.
(fhandler_base::read_overlapped): Ditto.
(fhandler_base::write_overlapped): Ditto.
(fhandler_base::get_guard): Eliminate.
(fhandler_pipe::*): Rework to eliminate most Win9x related cruft, removing many
variables and defining a new overlapped capability.
(fhandler_fifo::*): Ditto.
(fifo_state): Declare new enum.
* fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Remove old Win9x stuff.
Initialize overlapped handle to NULL.
(fhandler_fifo::set_use): Eliminate.
(fhandler_fifo::open_nonserver): Define.
(fhandler_fifo::open): Rework to use named pipes and overlapped I/O.
(fhandler_fifo::wait): Define new function to wait for named pipe connection.
(fhandler_fifo::read): Rework to use wait() and new overlapped I/O
functionality.
(fhandler_fifo::write): Ditto.
(fhandler_fifo::dup): Eliminate.
* pinfo.cc (commune_process): Remove fifo handling.
(_pinfo::commune_request): Ditto.
* pinfo.h (picom): Ditto.
* pipe.cc (fhandler_pipe::fhandler_pipe): Remove Win9x stuff.  Initialize
overlapped handle to NULL.
(fhandler_pipe::open): Eliminate Win9x stuff.
(fhandler_pipe::set_close_on_exec): Eliminate.
(read_pipe): Eliminate.
(fhandler_pipe::close): Ditto.
(fhandler_pipe::fixup_after_exec): Ditto.
(fhandler_pipe::fixup_in_child): Ditto.
(fhandler_pipe::read): Rework to use overlapped I/O.
(fhandler_pipe::write): New function using overlapped I/O.
(fhandler_pipe::dup): Rework to eliminate Win9x stuff.
(fhandler_pipe::create_selectable): Rework to eliminate Win9x and use
overlapped I/O.
* select.cc (peek_pipe): Rework to eliminate Win9x stuff and use overlapped
I/O.
(fhandler_base::ready_for_read): Ditto.
2007-07-07 17:00:33 +00:00
Christopher Faylor 510a85cbf9 Remove extraneous whitespace.
* pinfo.cc (commune_process): Use default argument to lock_process.
* sigproc.cc: Update copyright.
* select.cc: Ditto.
2007-02-20 00:16:18 +00:00
Corinna Vinschen 9565e2333c * select.cc (struct socketinf): Convert ser_num and w4 to dynamically
allocated arrays.  Add max_w4 member to keep track.
	(thread_socket): Make timeout depending on number of sockets to wait
	for.  Loop WFMO over all sockets.
	(start_thread_socket): Handle any number of sockets.  Fix typo.  Don't
	close socket event in out of memory condition.
	(socket_cleanup): Free ser_num and w4.
2006-10-11 16:21:12 +00:00
Corinna Vinschen 8f713b6b08 * fhandler.h (struct wsa_event): Define here.
(class fhandler_socket): Make wsock_evt private again.
	(fhandler_socket::wsock_event): New read accessor for wsock_evt.
	(fhandler_socket::serial_number): New read accessor to get the
	socket's serial number.
	(fhandler_socket::ready_for_read): Just return true.
	* fhandler_socket.cc (struct wsa_event): Move definition to fhandler.h.
	* select.cc (struct socketinf): Add serial number vector.
	(start_thread_socket): Identify duplicate sockets by their serial
	number, not (wrongly) by their wsock_evt.
2006-07-28 08:50:46 +00:00
Corinna Vinschen fd5879c110 * fhandler_socket.cc: Revert misguided attempt to handle FD_CLOSE error
conditions in evaluate_events.
	(search_wsa_event_slot): Move wrongly placed memset in
	fhandler_socket::init_events here.
	(fhandler_socket::init_events): Initially set FD_WRITE event for
	connectionless sockets.
	* poll.cc (poll): Don't add sockets always to except_fds since select
	is now supposed to do it right.
	* select.cc (set_bits): Set connection state correctly for failed
	af_local_connect on local sockets.  Remove socket special handling
	for except_selected descriptors.
	(peek_socket): Try to set the read/write/exception bits actually
	correctly.
2006-07-27 13:58:54 +00:00
Corinna Vinschen 9869e006f3 * fhandler.h (class fhandler_socket): Remove prot_info_ptr.
(fhandler_socket::fixup_before_fork_exec): Remove.
	(fhandler_socket::fixup_after_exec): Remove.
	(fhandler_socket::need_fixup_before): Remove.
	* fhandler_socket.cc (fhandler_socket::fhandler_socket): Drop
	initializing prot_info_ptr.  Remove unused code.
	(fhandler_socket::~fhandler_socket): Drop free'ing prot_info_ptr.
	(struct wsa_event): Rename connect_errorcode to errorcode.
	(fhandler_socket::evaluate_events): Handle FD_CLOSE error condition
	as FD_CONNECT error condition, except, never reset an FD_CLOSE error
	condition.  Always set FD_WRITE after successfully recorded FD_CONNECT.
	(fhandler_socket::fixup_before_fork_exec): Remove.
	(fhandler_socket::fixup_after_fork): Revert to using handle duplication.
	(fhandler_socket::fixup_after_exec): Remove.
	(fhandler_socket::dup): Revert to using handle duplication.
	(fhandler_socket::send_internal): Only call wait_for_events in case
	of WSAEWOULDBLOCK condition.
	(fhandler_socket::set_close_on_exec): Call
	fhandler_base::set_close_on_exec.
	* net.cc (fdsock): Just set socket to inheritable on non-NT.  Don't
	call inc_need_fixup_before.
	* select.cc (peek_socket): Don't set except_ready on every FD_CLOSE,
	just on error.
2006-07-27 09:11:38 +00:00
Corinna Vinschen 70e476d27b 2006-07-25 Corinna Vinschen <corinna@vinschen.de>
* include/cygwin/version.h: Bump DLL version to 1.7.0.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

	* autoload.cc (DsGetDcNameA): Define.
	(NetGetAnyDCName): Define.
	* security.cc: Include dsgetdc.h.
	(DsGetDcNameA): Declare.
	(DS_FORCE_REDISCOVERY): Define.
	(get_logon_server): Add bool parameter to control rediscovery of DC.
	Use DsGetDcNameA function if supported, NetGetDCName/NetGetAnyDCName
	otherwise.
	(get_server_groups): Rediscover DC if get_user_groups fails and
	try again.
	(get_reg_security): Use correct error code macro when testing
	RegGetKeySecurity return value.
	* security.h (get_logon_server): Remove default vaue from wserver
	parameter.  Add rediscovery parameter.
	* uinfo.cc (cygheap_user::env_logsrv): Accomodate rediscovery parameter
	in call to get_logon_server.
2006-07-25 19:23:23 +00:00
Christopher Faylor 5e765b24a2 update copyright 2006-07-25 17:18:05 +00:00
Christopher Faylor c0ac34fda0 * ioctl.cc (ioctl): Accommodate change in reported pty master device number.
* select.cc (peek_pipe): Ditto.
2006-06-04 20:32:58 +00:00
Christopher Faylor 12a7d844b9 * select.cc (start_thread_socket): Delay setting thread local exitsock until we
know it's correct.  Return correct value on error.
2006-05-24 03:39:29 +00:00
Christopher Faylor 9905786a04 * select.cc (start_thread_socket): Clean up exitsock in case of error. Use
si->exitcode consistently.
2006-05-24 00:56:24 +00:00
Christopher Faylor 9c9959a512 check in missing file 2006-05-21 17:27:14 +00:00
Corinna Vinschen b4c53a7c00 * select.cc (thread_pipe): Raise sleep time only every 8th iteration.
(thread_mailslot): Ditto.
2006-04-24 15:16:45 +00:00
Corinna Vinschen cfa882572a * select.cc (thread_pipe): Raise sleep time dynamically to speed up
select on pipes when copying lots of data.
	(thread_mailslot): Ditto for mailslots.
2006-04-23 08:39:07 +00:00
Christopher Faylor 6c9a5ebbfc * hires.h (hires_ms::initime_ms): Delete.
(hires_ms::initime_us): Just define as LONGLONG.
(hires_ms::uptime): New function.
* select.cc (select_stuff::wait): Use gtod for timing to attempt to avoid
windows 32 bit wraparound.
* times.cc (systime): New function.
(times): Replace GetTickCount with gtod.uptime.
(hires_us::prime): Use systime() to calculate system time rather than calling
GetSystemTimeAsFileTime directly.
(hires_ms::prime): Ditto.  Eliminate initime_ms.
(hires_ms::usecs): Try harder to detect wraparound.
* fhandler_proc.cc (format_proc_partitions): Set drive_size to zero to avoid a
compiler warning.
2005-12-07 22:28:49 +00:00
Christopher Faylor 267e201dae Change process_lock to lock_process throughout. Change all calls to new
cygthread to handle extra argument, throughout.
* cygthread.h (cygthread::callproc): Declare new method.
(cygthread::cygthread): Add optional length argument to allow copying arguments
to executing thread.
* cygthread.cc (cygthread::callproc): Define new method.
(cygthread::stub): Use callfunc to invoke thread func to allow potentially
allocating stack memory which will be returned.
(cygthread::simplestub): Ditto.
(cygthread::cygthread): Accept arglen argument.  Reset ev here prior to
activating thread.  Wait for ev after activating thread if we're copying
contents to the thread.  Wait until the end before setting h, to allow thread
synchronization.
(cygthread::release): Don't reset ev here.  Rely on that happening the next
time the thread is activated.
* pinfo.h (commune_process): Rename declaration from _pinfo::commune_process.
* pinfo.cc (commune_process): Ditto for definition.  Modify slightly to allow
running as a separate cygthread.
* sigproc.cc (child_info::sync): Always wait for both subproc_ready and any
hProcess if we have a cygwin parent.
(talktome): Change argument to be a pointer to siginfo_t.  Contiguously
allocate whole siginfo_t structure + any needed extra for eventual passing to
commune_process thread.
(wait_sig): Accommodate change in talktome argument.
* pipe.cc (fhandler_pipe::fixup_after_exec): Remove debugging.
2005-10-17 23:27:00 +00:00
Corinna Vinschen 8b00a766ff * autoload.cc: Never load wsock32.dll. Load all wsock32 function
from ws2_32.  Rearrange symbol order accordingly.  None of the ws2_32
	functions is optional right now.
	(wsadata): Move from net.cc here.  Define NO_COPY.
	(wsock_init): Drop unused symbols ws2_32_handle and wsock32_handle.
	(load_wsock32): Remove.
	(WSACleanup): Remove.
	* fhandler_socket.cc: Drop Winsock 1 accommodations throughout.
	(fhandler_socket::readv): Accomodate new POSIX style struct msghdr.
	(fhandler_socket::writev): Ditto.
	(fhandler_socket::recvmsg): Ditto. Handle "old" applications using
	former struct msghdr correctly.
	* net.cc: Drop Winsock 1 accommodations throughout.
	(wsadata): Move definition to autoload.cc.
	(set_socket_inheritance): Remove.
	(convert_ws1_ip_optname): New static function to convert Winsock1
	IPPROTO_IP option values into Winsock2 IPPROTO_IP option values.
	(cygwin_setsockopt): Remove wrong and incomplete cleartext printing
	of optname.  For "old" applications, convert optname from Winsock1
	to Winsock2 values before using them.  Add comment to describe the
	IP_TOS weirdness on W2K and above.
	(cygwin_getsockopt): Remove wrong and incomplete cleartext printing
	of optname.  For "old" applications, convert optname from Winsock1
	to Winsock2 values before using them.
	* select.cc (start_thread_socket): Forget about winsock2_active.
	* winsup.h (wsock32_handle): Remove declaration.
	(ws2_32_handle): Ditto.
	(netapi32_handle): Ditto.
	(wsadata): Ditto.
	(winsock2_active): Remove definition.
	* include/cygwin/socket.h: Change formatting slightly.
	(socklen_t): Move definition up in file.
	(struct msghdr): Convert to POSIX style.
	(struct cmsghdr): New type.
	(CMSG_ALIGN): New macro.
	(CMSG_LEN): Ditto.
	(CMSG_SPACE): Ditto.
	(CMSG_FIRSTHDR): Ditto.
	(CMSG_NXTHDR): Ditto.
	(CMSG_DATA): Ditto.
	(SCM_RIGHTS): Ditto.
	(struct OLD_msghdr): Define old msghdr structure for Cygwin internal
	purposes.
	(MSG_TRUNC): New macro.
	(MSG_CTRUNC): Ditto.
	(IP_OPTIONS): Redefine IPPROTO_IP option values to Winsock2 values.
	Keep Winsock1 values for Cygwin internal purposes.
	* include/cygwin/version.h: Bump API minor version.
	(CYGWIN_VERSION_CHECK_FOR_USING_ANCIENT_MSGHDR): Define to check for
	applications using old struct msghdr.
	(CYGWIN_VERSION_CHECK_FOR_USING_WINSOCK1_VALUES): Define to check for
	applications using old Winsock1 IPPROTO_IP values.
2005-10-17 21:22:18 +00:00
Christopher Faylor db7f135b03 * sigproc.h (set_signal_mask): Remove default on second parameter and make pass
by reference.
* signal.cc (abort): Accommodate change to set_signal_mask.
* select.cc (pselect): Ditto.
* exceptions.cc (handle_sigsuspend): Ditto.
(ctrl_c_handler): Ditto.
(sighold): Ditto.
(sigrelse): Ditto.
(set_process_mask_delta): Ditto.
(_cygtls::call_signal_handler): Ditto.
* fhandler_disk_file.cc (fhandler_disk_file::readdir): Return ENMFILE if
__handle is not set.  Set __handle to NULL when out of files.
(fhandler_disk_file::rewinddir): Don't close handle if it's NULL.
(fhandler_disk_file::closedir): Ditto.
2005-08-23 22:22:52 +00:00
Christopher Faylor 0c55f6ed60 Eliminate (void) cast on standalone function calls throughout. 2005-07-06 20:05:03 +00:00
Christopher Faylor 893ac8e03c Replace valid memory checks with new myfault class "exception handling", almost
everywhere.  Leave some thread.cc stuff alone for now.
* cygtls.h: Kludge some definitions to avoid including a problematic windows
header.
(_cygtls::_myfault): New entry.
(_cygtls::_myfault_errno): Ditto.
(_cygtls::fault_guarded): New function.
(_cygtls::setup_fault): Ditto.
(_cygtls::return_from_fault): Ditto.
(_cygtls::clear_fault): Ditto.
(myfault): New class.
* exceptions.cc (handle_exceptions): Handle case of guarded fault in system
routine.
* gendef: Add another entry point for setjmp that the compiler doesn't know
about and won't complain about.
* gentls_offsets: Just include windows.h rather than kludging a HANDLE def.
* miscfuncs.cc (check_null_str): Delete.
(check_null_empty_str): Ditto.
(check_null_empty_str_errno): Ditto.
(check_null_str_errno): Ditto.
(__check_null_invalid_struct): Ditto.
(__check_null_invalid_struct_errno): Ditto.
(__check_invalid_read_ptr): Ditto.
(__check_invalid_read_ptr_errno): Ditto.
(dummytest): New function.
(check_iovec_for_read): Delete.
(chec_iovec): Rename from check_iovec_for_write.  Take a read/write parameter.
* tlsoffsets.h: Regenerate.
* winsup.h: Remove check_* declarations.
(check_iovec_for_read): Delete declaration.  Turn into a define instead.
(check_iovec_for_write): Ditto.
(check_iovec): New declaration.
* thread.h: Use ifdef guard name consistent with other header files.
2005-07-03 02:40:30 +00:00
Corinna Vinschen 13505ca8fc * Makefile.in (DLL_OFILES): Add fhandler_mailslot.o.
* devices.h (FH_KMSG): Define new device.
	* devices.in: Add "/dev/kmsg" entry.
	* devices.cc: Regenerate.
	* dtable.cc (build_fh_pc): Handle case FH_KMSG.
	* fhandler.h (class fhandler_mailslot): New class.
	(class select_stuff): Add device_specific_mailslot pointer.
	* fhandler_mailslot.cc: New file.
	* select.cc (peek_mailslot): New function.
	(verify_mailslot): Ditto.
	(struct mailslotinf): New stuct to handle select on mailslots.
	(thread_mailslot): New function.
	(start_thread_mailslot): Ditto.
	(mailslot_cleanup): Ditto.
	(fhandler_mailslot::select_read): New method.
	* syslog.cc (klog_guard): New muto.
	(dev_kmsg): Local mailslot for kernel message device.
	(vklog): New function.
	(klog): Ditto.
	* winsup.h (vklog): Declare.
	(klog): Ditto.
	* include/sys/syslog.h: Define _PATH_KLOG.
2005-05-10 20:56:07 +00:00
Christopher Faylor 05726ddd86 white space and minor comment cleanup. 2005-05-02 03:50:11 +00:00
Corinna Vinschen d02099f239 * cygwin.din (pselect): Export.
* select.cc (pselect): New function.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/select.h: Include signal.h.  Declare pselect.
2005-04-19 08:32:59 +00:00
Corinna Vinschen 04843bf4a0 * fhandler.h (enum conn_state): Add connect_failed state.
* fhandler_socket.cc (fhandler_socket::connect): Set connect_state to
	connect_failed when connect failed.
	* poll.cc (poll): Change errno to EINVAL if allocating memory fails,
	according to SUSv3. Add socket descriptors always to except_fds. Test
	for failed connect and set revents flags appropriately.
	* select.cc (set_bits): Set connect_state to connect_failed when
	select indicates failed nonblocking connect.
	(fhandler_dev_null::select_except): Set except_ready to false so that
	/dev/null is not always in except state.
	(peek_socket): Fix bogus conditional.
	(fhandler_socket::select_write): Treat all connect_states except
	unconnected equivalent to return consistent results.
	(fhandler_windows::select_except): Set except_ready to false so that
	/dev/windows is not always in except state.
2005-04-18 18:56:52 +00:00
Corinna Vinschen b832c4cf21 * fhandler.h (fhandler_socket::secret_event): Remove.
(fhandler_socket::af_local_set_secret): New function combining former
	set_connect_secret and get_connect_secret into one function.
	(fhandler_socket::af_local_setblocking): Rename from eid_setblocking.
	(fhandler_socket::af_local_unsetblocking): Rename from
	eid_unsetblocking.
	(fhandler_socket::af_local_set_cred): New method.
	(fhandler_socket::af_local_copy): New method.
	(fhandler_socket::af_local_recv_secret): New method.
	(fhandler_socket::af_local_send_secret): New method.
	(fhandler_socket::af_local_recv_cred): Rename from eid_recv.
	(fhandler_socket::af_local_send_cred): Rename from eid_send.
	(fhandler_socket::af_local_accept): New method.
	(fhandler_socket::af_local_set_sockpair_cred): Rename from
	set_socketpair_eids.
	(fhandler_socket::eid_accept): Remove.
	(fhandler_socket::eid_connect): Remove.
	(fhandler_socket::set_connect_secret): Remove.
	(fhandler_socket::get_connect_secret): Remove.
	(fhandler_socket::create_secret_event): Remove.
	(fhandler_socket::check_peer_secret_event): Remove.
	(fhandler_socket::signal_secret_event): Remove.
	(fhandler_socket::close_secret_event): Remove.
	(fhandler_socket::sec_event_accept): Remove.
	(fhandler_socket::sec_event_connect): Remove.
	* fhandler_socket.cc (secret_event_name): Remove.
	(fhandler_socket::af_local_set_sockpair_cred): Rename from
	set_socketpair_eids.
	(fhandler_socket::af_local_setblocking): Rename from eid_setblocking.
	(fhandler_socket::af_local_unsetblocking): Rename from
	eid_unsetblocking.
	(fhandler_socket::af_local_recv_secret): New function to receive
	AF_LOCAL connect secret over socket itself.
	(fhandler_socket::af_local_send_secret): New function to send AF_LOCAL
	connect secret over socket itself.
	(fhandler_socket::af_local_recv_cred): Rename from eid_recv.
	(fhandler_socket::af_local_send_cred): Rename from eid_send.
	(fhandler_socket::eid_connect): Remove.
	(fhandler_socket::af_local_connect): Take over connect side handling
	of AF_LOCAL secret and credential handshake.
	(fhandler_socket::eid_accept): Remove.
	(fhandler_socket::af_local_accept): New method, take over accept side
	handling of AF_LOCAL secret and credential handshake.
	(fhandler_socket::af_local_set_cred): New method, set eid credentials
	to start values.
	(fhandler_socket::af_local_copy): New method, copy secret and
	credentials to another socket.
	(fhandler_socket::af_local_set_secret): New function combining former
	set_connect_secret and get_connect_secret into one function.
	(fhandler_socket::create_secret_event): Remove.
	(fhandler_socket::signal_secret_event): Remove.
	(fhandler_socket::close_secret_event): Remove.
	(fhandler_socket::check_peer_secret_event): Remove.
	(fhandler_socket::sec_event_connect): Remove.
	(fhandler_socket::sec_event_accept): Remove.
	(fhandler_socket::fixup_after_fork): Drop secret_event handling.
	(fhandler_socket::bind): Call af_local_set_secret.
	(fhandler_socket::connect): Call af_local_set_cred and af_local_connect.
	(fhandler_socket::listen): Call af_local_set_cred.
	(fhandler_socket::accept): Call af_local_copy and af_local_accept on
	accepted socket.
	(fhandler_socket::close): Don't call close_secret_event.
	(fhandler_socket::set_close_on_exec): Don't set secret_event
	inheritance.
	* net.cc (cygwin_getsockopt): Add debug output.
	(socketpair): Call af_local_set_sockpair_cred instead of
	set_socketpair_eids.
	* select.cc (set_bits): Drop AF_LOCAL special handling in case
	of except bit set.
2005-03-24 14:04:06 +00:00
Corinna Vinschen a6099ff810 * fhandler.h (fhandler_socket::eid_connect): Make private.
(fhandler_socket::set_connect_secret): Ditto.
	(fhandler_socket::get_connect_secret): Ditto.
	(fhandler_socket::create_secret_event): Ditto. Remove secret argument.
	(fhandler_socket::check_peer_secret_event): Ditto.
	(fhandler_socket::signal_secret_event): Make private.
	(fhandler_socket::close_secret_event): Ditto.
	(fhandler_socket::sec_event_accept): New private method.
	(fhandler_socket::sec_event_connect): Ditto.
	(fhandler_socket::af_local_connect): New public method.
	* fhandler_socket.cc: Use 'struct sockaddr' and 'struct sockaddr_in'
	rather than just 'sockaddr' and 'sockaddr_in' throughout.
	(fhandler_socket::eid_connect): Drop AF_LOCAL/SOCK_STREAM test.
	(fhandler_socket::create_secret_event): Remove secret argument.
	Always use connect_secret instead.
	(fhandler_socket::check_peer_secret_event): Ditto.
	(fhandler_socket::sec_event_connect): New method, combining entire
	secret event handshake on connect side.
	(fhandler_socket::af_local_connect): New method, combining secret
	event handshake and eid credential transaction on connect side, to
	be called from select.
	(fhandler_socket::sec_event_accept): New method, combining entire
	secret event handshake on accept side.
	(fhandler_socket::connect): Drop secret, use connect_secret instead.
	Move entire secret event handshake to sec_event_connect.
	(fhandler_socket::accept): Move entire secret event handshake to
	sec_event_accept.
	* select.cc (set_bits): Just call af_local_connect here.
2005-03-23 17:27:18 +00:00
Christopher Faylor b1d9a0bd41 * Makefile.in (DLL_OFILES): Add hookapi.o. Eliminate some cruft.
* cygheap.h (cygheap_types): Add new enum: HEAP_1_HOOK.
(hook_chain): New struct.
(init_cygheap::hooks): Define new element.
* cygheap.cc (cygheap_fixup_in_child): Zero hook chain on exec.
* dcrt0.cc (dll_crt0_1): Call ld_preload just before calling main function.
* external.cc (cygwin_internal): Implement CW_HOOK.
* fork.cc (fork_child): Call fixup_hooks_after_fork.
* init.cc (cygwin_hmodule): Reinstate after a long absence.
* include/sys/cygwin.h: Define CW_HOOK.
* hookapi.cc: New file.
* select.cc (start_thread_socket): Add debugging output.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): gcc 4.x accommodation.
* fhandler_socket.cc (fhandler_socket::connect): Make sure that err is
initialized.
2005-03-22 19:00:31 +00:00
Corinna Vinschen ef82f76c30 * fhandler.h (class cygthread): Forward declare.
(fhandler_socket::sec_pipe): Remove.
	(fhandler_socket::eid_pipe_name): Remove.
	(fhandler_socket::eid_setblocking): New private method.
	(fhandler_socket::eid_unsetblocking): Ditto
	(fhandler_socket::eid_recv): Ditto
	(fhandler_socket::eid_send): Ditto
	(fhandler_socket::eid_accept): Ditto
	(fhandler_socket::eid_connect): New public method.
	* fhandler_socket.cc (ASYNC_MASK): Move to beginning of file.
	(fhandler_socket::eid_pipe_name): Remove.
	(fhandler_socket::set_socketpair_eids): Move down to fhandler_socket
	methods.
	(fhandler_socket::fhandler_socket): Drop initializing sec_pipe.
	(fhandler_socket::~fhandler_socket): Drop closing sec_pipe.
	(fhandler_socket::eid_setblocking): New method.
	(fhandler_socket::eid_unsetblocking): New method.
	(fhandler_socket::eid_recv): New method.
	(fhandler_socket::eid_send): New method.
	(fhandler_socket::eid_connect): New method.
	(fhandler_socket::eid_accept): New method.
	(fhandler_socket::dup): Drop sec_pipe handling.
	(fhandler_socket::connect): Fix WinSock error handling. Prepare
	eid credential transaction. Call eid_connect on successful connect.
	(fhandler_socket::listen): Drop creating sec_pipe.
	(fhandler_socket::accept): Slightly simplify code. Call eid_accept
	on accepted socket.
	(fhandler_socket::getpeereid): Reshuffle code for readability. Fix
	test for invalid pid.
	* select.cc (set_bits): Call eid_connect on successfully connected
	socket.
2005-03-21 18:56:50 +00:00
Corinna Vinschen 156d93af29 * select.cc (peek_pipe): Disable new pipe code until there's
a working substitute.
2005-02-22 15:39:45 +00:00
Christopher Faylor 731028b326 copyright 2005-02-20 04:25:33 +00:00
Christopher Faylor 264f41f081 white space 2005-02-13 18:17:29 +00:00
Christopher Faylor 169c465a83 Reorganize header file inclusion throughout so that cygerrno.h comes first.
* fhandler.h (select_record::thread_errno): Save any encountered errno here.
(select_record::set_select_errno): New function.
(select_record::saw_error): New function.
(select_record::select_record): Initialize thread_errno to zero.
* select.cc (set_handle_or_return_if_not_open): Set thread_errno on failure.
(select_stuff::wait): Record errno for later resurrection in calling thread.
(peek_serial): Ditto.
2005-01-12 22:40:46 +00:00
Christopher Faylor 8cb359d947 * child_info.h (child_info_spawn::hexec_proc): Eliminate.
* dcrt0.cc (dll_crt0_0): Remove hexec_proc stuff.
* fork.cc (fork_child): Remove call to pinfo_fixup_after_fork.
* pinfo.cc (set_myself): Close and zero pid_handle if set.
(pinfo_fixup_after_fork): Delete.
(proc_waiter): Don't close vchild.hProcess here.  Do that when we are remove
the vchild from procs.  Save hProcess as pid_handle only on first reparent
operation.
(pinfo::wait): Don't set pid_handle here.
(pinfo::alert_parent): Always try to send signal.  If unsuccessful then close
and zero wr_proc_pipe.
* pinfo.h (pinfo::pinfo): Make sure that appropriate parts of the class are
zeroed on construction.
(pinfo::alert_parent): Take char argument.
(pinfo_fixup_after_fork): Delete declaration.
(hexec_proc): Ditto.
* sigproc.cc (remove_proc): Close pid_handle and hProcess if appropriate.
* spawn.cc (spawn_guts): Set cygheap->pid_handle on first exec.
* cygheap.h (init_cygheap::pid_handle): New element.
* pinfo.cc (set_myself): Clear previously existing cygheap->pid_handle when a
new process has been started.
(pinfo::wait): Make sure that a handle to the newly forked/spawned process is
kept around so that the pid will not be reused.
* pinfo.h (_pinfo::pid_handle): Move.
(pinfo::pid_handle): to here.
* spawn.cc (spawn_guts): Create a pid_handle in cygheap prior to spawning to
ensure that the pid does not get reused during the lifetime of the "cygwin
pid".
* pinfo.h (pinfo::alert_parent): New function.
* exceptions.cc (sig_handle_tty_stop): Use alert_parent to send "signals" to
parent.
* fork.cc (fork_parent): Don't close pi.hProcess.  Let the waiter thread do
that.
* pinfo.cc (proc_waiter): Detect case where process exits without setting the
exit code and use value from GetExitCodeProcess.  Reluctantly implement
__SIGREPARENT.
(pinfo::alert_parent): Define.
* sigproc.h (__SIGREPARENT): New enum.
* spawn.cc (spawn_guts): Send reparent signal to parent on exec.  Always create
process in suspended state to avoid races.  Remove cygthread.h in favor of
cygtls.h throughout since cygtls now includes cygthread.h.  Eliminate
ppid_handle usage throughout.
* child_info.h: Regenerate magic number
(child_info): Remove pppid_handle.
* cygthread.h (cygthread::release): New method.  Frees thread without waiting.
* cygthread.cc (cygthread::stub): Set _ctinfo in _mytls to point to information
for executing thread.  Don't call SetEvent if thread is no longer in use.
(cygthread::simplestub): Ditto.
* cygtls.h (_cygtls::_ctinfo): New element contains pointer to information
about executing cygthread, if any.
* dcrt0.cc: Remove last vestiges of per_thread stuff.
(dll_crt0_0): Ditto.  Remove accommodation for ppid_handle.
(do_exit): Remove obsolete reparenting test.
(_exit): Exit with a more SUSv3-like exit value.
* dtable.cc (dtable::stdio_init): Check for myself->cygstarted rather than
myself->ppid_handle to see if we were started by a cygwin process.
* exceptions.cc (open_stackdumpfile): Ditto.
(handle_exceptions): Ditto.
(ctrl_c_handler): Ditto.
(sig_handle_tty_stop): Ditto.  Let parent send signal to itself on STOP.
(sigpacket::process): Comment out vfork test.
(signal_exit): Use more SUSv3-like exit value on signal.
* external.cc (fillout_pinfo): Don't set hProcess.
* fork.cc: Remove VFORK cruft.
(per_thread::set): Delete.
(fork_child): Remove perthread stuff.
(fork_parent): Remove obsolete subproc_init.  Accommodate new method for
tracking subprocesses.
* pinfo.cc (set_myself): Accommodate new pinfo/_pinfo layout.  Set some things
here that used to be set in wait_sig.
(_pinfo::exit): Set exitcode here.  Close process pipe.
(_pinfo::commune_send): Accommodeate new pinfo/_pinfo layout.
(proc_waiter): New function.  Waits, in a thread for subprocess to go away.
(pinfo::wait): New function.  Initialization for proc_waiter.
* pinfo.h (_pinfo::exitcode): New element.
(_pinfo::cygstarted): Ditto.
(_pinfo::wr_proc_pipe): Ditto.
(_pinfo::ppid_handle): Delete.
(_pinfo::hProcess): Delete.
(_pinfo::lock): Delete.
(pinfo::hProcess): New element.
(pinfo::lock): Ditto.
(pinfo::wait): Declare new function.
(pinfo::preserve): Define new function.
* sigproc.cc: Remove old stuff from wait_subproc thread based method.
(zombies): Remove.
(procs): New.
(my_parent_is_alive): Just check that the parent pid exists.
(mychild): Just use pinfo methods to determine if child is mine.
(proc_subproc): Revamp PROC_ADDCHILD to use pinfo::wait.  Remove
PROC_CHILDTERMINATED logic.  Use different method to remove processes from list
when SIGCHLD == SIG_IGN.
(proc_terminate): Gut.
(subproc_init): Delete.
(init_child_info): Remove setting of pppid_handle.
(checkstate): Revamp to only scan procs array.
(remove_proc): Rename from remove_zombie.  Don't close hProcess or pid_handle.
Don't release memory if it's myself.
(stopped_or_terminated): Change logic to handle new consolidated proc/zombie
array.
(wait_subproc): Delete.
* sigproc.h: Remove obsolete EXIT_* defines.
(subproc_init): Remove declaration.
* spawn.cc (spawn_guts): Remove reparenting stuff.  Use standard wait logic to
wait for child if started from a non-cygwin process.
* tlsoffsets.h: Regenerate.
* tty.cc (tty_init): Check for myself->cygstarted rather than
myself->ppid_handle to see if we were started by a cygwin process.
* include/sys/signal.h (external_pinfo::exitcode): Replace hProcess.
* include/sys/wait.h (WCOREDUMP): Define.
* fhandler_tty.cc (fhandler_tty_slave::read): Add debugging output for timeout
case.
* signal.cc (abort): Flag that we are exiting with the ABORT signal.
2004-11-26 04:15:10 +00:00
Christopher Faylor 5957d504f0 * cygtls.cc (_cygtls::fixup_after_fork): Wipe out exitsock local since it
should not be used by the child.
* select.cc (start_thread_socket): Turn off inheritance for exitsock.  Don't
add exitsock to exception mask since it should never get an exception.
(socket_cleanup): Change some debug messages for consistency.
* fhandler_socket.cc (fhandler_socket::dup): Change comment wording slightly.
2004-10-26 21:13:50 +00:00
Christopher Faylor 4082a9eb4a * select.cc (start_thread_socket): Remove attempt to delay reading of exitsock
or suffer occasional mysterious 60 second hangs.
(socket_cleanup): Empty the exitsock here after the thread has terminated.
2004-10-20 04:49:34 +00:00
Christopher Faylor d134b48fd6 revert erroneous checkin 2004-10-20 01:03:55 +00:00
Christopher Faylor f054a20f1a * fhandler_console.cc (fhandler_console::fixup_after_exec): Fix error message. 2004-10-20 01:02:18 +00:00
Christopher Faylor 96536b50a6 * select.cc (start_thread_socket): Remove unused code. 2004-10-13 03:26:31 +00:00
Christopher Faylor 1cda132258 * cygtls.h (exitsock): New element.
(exitsock_sin): Ditto.
* cygtls.cc (_cygtls::init_thread): Initialize exitsock to invalid handle.
(_cygtls::call2): Close exitsock if it is valid.
* select.cc (struct socketinf): Remove sin element.
(start_thread_socket): Initialize one SOCK_DGRAM socket per thread instead of
(apparently) expensive opening and closing of socket with each select call.
(socket_cleanup): Send a byte to the exitsock socket as a way to potentially
signal a waiting-for-socket thread to exit.
* tlsoffsets.h: Regenerate.
2004-10-11 02:21:31 +00:00