path: root/winsup/cygwin/ChangeLog

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* malloc_wrapper.cc (mallinfo): Initialize m if external malloc is used,
	too (CID 60120).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* localtime.cc (tzload): Fix leaking memory (CID 60001).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (try_to_debug): Free environment pointer when not used
	anymore (CID 59968).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (cygwin_getaddrinfo): Fix value of hint->ai_addrlen on 64 bit.
	Explain why.

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* environ.cc (regopt): Allocate small local buffer to avoid copying
	twice.  Fixes resource leak (CID 60012).  Add comment.

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* dll_init.cc (dll_list::alloc): Fix buffer overrun (CID 59940).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (insert_file): Fix resource leaks (CIDs 59987, 59988).

2014-06-23  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (CYG_LDAP_TIMEOUT): Set to 5 secs.
	(CYG_LDAP_ENUM_TIMEOUT): New timeout value for enumeration only.  Set
	to 60 secs.
	(CYG_LDAP_ENUM_PAGESIZE): Define as number of entries per single
	search page.  Set to 100.  Use throughout.
	(def_tv): Rename from tv.  Use throughout.
	(enum_tv): New variable.  Use in call to ldap_get_next_page_s.

2014-06-17  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (CYG_LDAP_TIMEOUT): Define as timeout value.  Set to 30 secs
	for now.  Use throughout.
	* uinfo.cc (colon_to_semicolon): New local function.
	(pwdgrp::fetch_account_from_windows): Convert all colons in AD gecos 
	entry to semicolons.

2014-06-17  David Stacey  <drstacey@tiscali.co.uk>

	* libc/rexec.cc (cygwin_rexec): Make ahostbuf static to avoid returning
	an out-of-scope address.

2014-06-16  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::evaluate_events): Call
	WSASetLastError after setsockopt.  Explain why.

2014-06-16  Denis Excoffier  <cygwin@Denis-Excoffier.org>

	* grp.cc (getgrouplist): Fix setting ngroups to make sure to return
	the right value.

2014-06-05  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* timer.cc (timer_tracker::cancel): Demote api_fatal to system_printf,
	printing more details about odd failure condition.

2014-05-23  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (ldap_memfreeW): Remove.
	(ldap_msgfree): Import.
	* ldap.cc: Throughout, use ldap_msgfree to free LDAPMessage memory,
	rather than ldap_memfreeW.
	(cyg_ldap::next_account): Immediately abandon search when quiting from
	search.

2014-05-22  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (ldap_abandon): Remove.
	(ldap_count_entries): Import.
	(ldap_get_next_page_s): Import.
	(ldap_result): Remove.
	(ldap_searchW): Remove.
	(ldap_search_abandon_page): Import.
	(ldap_search_init_pageW): Import.
	* ldap.cc (cyg_ldap::close): Use ldap_search_abandon_page to abandon
	search.  Reset srch_id, srch_msg and srch_entry.
	(cyg_ldap::enumerate_ad_accounts): Use paged search to overcome server
	side search result set restriction.
	(cyg_ldap::next_account): Ditto.
	* ldap.h (class cyg_ldap): Add members srch_id, srch_msg and srch_entry.
	Remove member msg_id.
	(cyg_ldap::cyg_ldap): Change initialization accordingly.

2014-05-22  Corinna Vinschen  <corinna@vinschen.de>

	* sec_auth.cc (get_server_groups): Call get_user_local_groups only if
	get_logon_server succeeded.

2014-05-22  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (cyg_ldap::fetch_ad_account): Take additional domain string
	parameter.  Convert into likely rootDSE string if not NULL, and use in
	subsequent call to ldap_search_stW.  Add comment to explain that this
	is not the exactly correct solution.
	* ldap.h (cyg_ldap::fetch_ad_account): Change prototype accordingly.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Always use loc_ldap
	in call to fetch_posix_offset to make sure we're fetchoinmg the posix
	offsets from *our* domain controller.  Only set domain variable to
	non-NULL if the account is from a trusted domain.  Use domain in call
	to cyg_ldap::fetch_ad_account.

2014-05-22  Corinna Vinschen  <corinna@vinschen.de>

	* gmon.h: Pull in profile.h.  Explain why.

2014-05-22  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Fix potential SEGV
	referencing NULL pointer.

2014-05-22  Corinna Vinschen  <corinna@vinschen.de>

	* libc/bsdlib.cc (forkpty): Close master and slave if fork fails to
	avoid resource leak (CID 59997).
	* libc/fts.c: Update to FreeBSD version 1.39 (CID 59947).
	* libc/minires.c (minires_get_search): Fix out-of-bounds read from
	words array (CID 59937).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* flock.cc (delete_lock_in_parent): Use LIST_FOREACH_SAFE to avoid
	dereferencing freed pointer (CID 60224).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_procsysvipc.cc (format_procsysvipc_msg): Rearrange code to
	avoid resource leakage (CID 60002).  Don't use tmp_pathbuf, explain why.
	Fix indentation.
	(format_procsysvipc_sem): Ditto.
	(format_procsysvipc_shm): Ditto (CID 60003).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_process.cc (get_mem_values): Rearrange code slightly to
	avoid resource leakage (CID 59973).
	(format_process_stat): Drop temporary variable wcmd and avoid
	string copy without length check (CID 60050).
	(format_process_status): Ditto (CID 60051).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_proc.cc (format_proc_swaps): Use tmp_pathbuf for filename,
	rather than allocating and forgetting to free (CID 59982).

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_floppy.cc (fhandler_dev_floppy::get_drive_info): Fix floppy
	drive handling broken with 1.7.19.

2014-05-20  Corinna Vinschen  <corinna@vinschen.de>

	* scandir.cc (scandir): Assume namelist is always valid, per POSIX.
	(CID 60021).
	* sec_auth.cc (cygwin_logon_user): Securely erase password copy.
	(lsaprivkeyauth): Avoid trying to dereference data if no key is stored
	in the registry (CID 60122).  Securely erase passwords after usage.

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* pseudo-reloc.cc (__report_error): Raise size of module name buffer to
	PATH_MAX.  Fix length in call to GetModuleFileNameW (CID 59947).

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (call_gaa): Fix setting pa_ret pointer in case of an error
	from GetAdaptersAddresses (CID 60218).
	(get_ifs): Add missing braces in AF_INET6 case which broke netmask
	computation.  Break out of loop if prefix gets <= 0 (CID 59939).

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 31.

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* dtable.cc (handle_to_fn): Fix length parameter in call to
	QueryDosDeviceW (CID 59936).

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* pinfo.cc (pinfo_basic::pinfo_basic): Fix size of progname array in
	call to GetModuleFileNameW (CID 59935).

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* smallprintf.cc (__small_vsprintf): Add missing break in 'C' case.

2014-05-19  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (try_to_debug): Fix size of dbg_cmd (CID 59929).

2014-05-18  David Stacey  <drstacey@tiscali.co.uk>

	* syscalls.cc (getusershell): Fix buffer overrun (Coverity ID 59932).

2014-05-15  Corinna Vinschen  <corinna@vinschen.de>

	* external.cc (cygwin_internal): Use local name buffer instead of
	allocated one in CW_CYGNAME_FROM_WINNAME.

2014-05-15  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump to 273.

2014-05-15  Corinna Vinschen  <corinna@vinschen.de>

	* external.cc (cygwin_internal): Implement CW_CYGNAME_FROM_WINNAME.
	Add lengthy comment to explain what we do and why.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add
	CW_CYGNAME_FROM_WINNAME.

2014-05-14  Corinna Vinschen  <corinna@vinschen.de>

	* sec_auth.cc (get_server_groups): Call get_logon_server only for
	non-builtin accounts.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Check incoming
	account name for validity in terms of the current name prefixing rules
	and refuse invalid names.

2014-05-13  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc (fhandler_socket::ioctl): Handle the different
	ideas of u_long between Winsock and Cygwin applications on x86_64.
	Add long comment.

2014-05-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* signal.cc (sigprocmask): Fix strace output to include "how".

	* fhandler_console.cc (dev_console::save_restore): Only save current
	dwEnd line rather than the one after that.

2014-05-08  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (cygheap_user::init): Fix formatting in debug output.
	(struct cyg_USER_INFO_24): Define temporarily.  Explain why.
	(pwdgrp::fetch_account_from_windows): Handle sane primary group
	setting for Microsoft Accounts.  Explain why.
	* wincap.h (wincaps::has_microsoft_accounts): New element.
	* wincap.cc: Implement above element throughout.

2014-05-08  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (gr_ent::enumerate_caches): Fix copy/paste bug introducing
	an endless loop.

2014-05-07  Corinna Vinschen  <corinna@vinschen.de>

	* passwd.cc (pwdgrp::parse_passwd): Fix an off by one computing the
	buffer len.  Add comment.
	* uinfo.cc (internal_getlogin): Fix typo in comment.

2014-05-07  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Tweak SID<->uid
	conversion to cover S-1-5-113, S-1-5-114, and S-1-5-1000 groups.

2014-05-07  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (pwdgrp::parse_group): Set grp.len.  Drop generating any
	gr_mem entries.
	(getgrgid_r): Don't try to copy gr_mem entries.  Always set gr_mem
	to an empty list.
	(getgrnam_r): Ditto.
	(app_gr): New static struct to store group data propagated to the
	calling application via getgrgid/getgrnam.
	(getgr_cp): Fill app_gr and return pointer to app_gr.g.
	(getgrgid32): Call getgr_cp.
	(getgrnam32): Ditto.
	* passwd.cc (pwdgrp::parse_passwd): Set res.len.
	(app_pw): New static struct to store passwd data propagated to the
	calling application via getpwuid/getpwnam.
	(getpw_cp): Fill app_pw and return pointer to app_pw.p.
	(getpwuid32): Cal getpw_cp.
	(getpwnam): Ditto.
	* pwdgrp.h (struct pg_pwd): Add len member.
	(struct pg_grp): Ditto.

2014-05-06  Corinna Vinschen  <corinna@vinschen.de>

	* security.h (MAX_SUBAUTH_CNT): Drop.  Use SID_MAX_SUB_AUTHORITIES
	instead throughout.
	(MAX_SID_LEN): Drop.  Use SECURITY_MAX_SID_SIZE instead throughout.

2014-05-06  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (internal_getgroups): Drop unused cygsid variable.
	* sec_helper.cc (cygpsid::pstring): Use sid_sub_auth_count macro.
	(cygsid::get_sid): Use MAX_SUBAUTH_CNT rather than wrong constant 8.
	Don't call memcpy to copy subauthorities into SID, use assignment.
	(cygsid::getfromstr): Use MAX_SUBAUTH_CNT rather than wrong constant 8.
	* security.h (MAX_SUBAUTH_CNT): New definition.  Set to 11 to cover
	Microsoft Accounts.
	(MAX_SID_LEN): Define in terms of SID member sizes and MAX_SUBAUTH_CNT.
	(DBGSID): Use MAX_SUBAUTH_CNT to define size of SubAuthority array.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Handle Micosoft
	Accounts.  Handle them as well known group.  Compare domain names
	case-insensitive.
	* winlean.h (PIPE_REJECT_REMOTE_CLIENTS): Drop temporary definition
	since Mingw64 catched up.
	(DNLEN): Redefine as 16.  Explain why.

2014-05-05  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (cygwin_getsockopt): Rearrange code slightly and handle
	TCP_NODELAY just like SO_KEEPALIVE and SO_DONTROUTE.

2014-05-03  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* spawn.cc (av::setup): Eat trailing whitespace on #! script.

2014-05-02  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_dsp.cc (ioctl): Use _ioctl for recursive call.

2014-04-26  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* DevNotes: Add entry cgf-000026.
	* fhandler.h (fhandler_console::save_top): Save top of screen
	coordinates.
	* fhandler_console.cc (dev::save_restore): Record top of screen
	coordinates.  Clear entire buffer when restoring saved buffer and try
	to position the cursor on the save relative place on the screen.

2014-04-25  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (NT_TRANSACTIONAL_ERROR): Cover all status codes up to
	STATUS_TRANSACTION_NOT_ENLISTED.

2014-04-24  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_socket.cc: On x86_64, define u_long as __ms_u_long before
	including the windows headers.  Explain why.
	(get_inet_addr): Convert ANY address to LOOPBACK address.  Explain why.
	(fhandler_socket::evaluate_events): Forcibly set SO_ERROR socket option
	in case a connection attempt failed.  Explain why.
	(fhandler_socket::ioctl): Drop x86_64 re-definition of u_long here.
	* fhandler_procnet.cc: On x86_64, define u_long as __ms_u_long before
	including the windows headers.  Explain why.
	* net.cc: Ditto.

2014-04-23  Corinna Vinschen  <corinna@vinschen.de>

	* miscfuncs.cc (check_iovec): Allow 0 as valid iovcnt value.

2014-04-22  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (user_attr): Remove "uid" attribute.
	* ldap.h (LDAP_USER_NAME_ATTR): Remove.  Change other attribute index
	values as required.
	(cyg_ldap::get_user_name): Remove inline function.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Remove code to handle
	Cygwin username different from Windows username.
	(pwdgrp::add_account_from_cygserver): Remove unnecessary cast.

2014-04-18  Corinna Vinschen  <corinna@vinschen.de>

	* winf.cc (linebuf::fromargv): Temporarily revert patch from 2014-01-24.

2014-04-18  Corinna Vinschen  <corinna@vinschen.de>

	* cygtls.h (TP_NUM_C_BUFS): Raise to 50 to allow SYMLOOP_MAX recursions
	path_conv <-> normalize_posix_path, plus a bit of buffer.
	(TP_NUM_W_BUFS): Ditto.
	(class san): Change type of _c_cnt and _w_cnt to unsigned.
	* path.cc (normalize_posix_path): Guard recursion into path_conv
	against tmp_pathbuf overflow.  Generate normalized path in call to
	path_conv.  If the path is valid, replace dst with the normalized_path
	from path_conv call.  Add comment to explain why we're doing this.
	* tls_pbuf.cc (tls_pathbuf::destroy): Only free buffers until the
	first buffer pointer is NULL.
	(tmp_pathbuf::c_get): Simplify error message.
	(tmp_pathbuf::w_get): Ditto.
	* tls_pbuf.h (class tmp_pathbuf): Change type of c_buf_old and w_buf_old
	to unsigned.
	(tmp_pathbuf::check_usage): New inline method to check if we have 
	enough tmp_pathbuf buffers left to call a function using tmp_pathbuf
	buffers.
	* tlsoffsets.h: Regenerate.
	* tlsoffsets64.h: Regenerate.

2014-04-16  Corinna Vinschen  <corinna@vinschen.de>

	* net.cc (cygwin_setsockopt): Ignore IPV6_TCLASS the same way as IP_TOS.

2014-04-12  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Fix gid evaluation
	for local accounts.

2014-04-10  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 30.

2014-04-09  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (exception::myfault_handle): Only handle the minimum
	amount of exceptions the myfault handler was designed for.

2014-04-08  Corinna Vinschen  <corinna@vinschen.de>

	* cygwin.sc.in: (Temporarily?) workaround serious ld bug which
	truncates symbols in certain computations to 32 bit.  See
	https://sourceware.org/bugzilla/show_bug.cgi?id=16821

2014-04-07  Corinna Vinschen  <corinna@vinschen.de>

	* cygserver_ipc.h (ipc_set_proc_info): Add bool parameter to specify
	whether or not to send signal_arrived.
	* shm.cc (client_request_shm::client_request_shm): Call
	ipc_set_proc_info with bool parameter set to true to not send
	signal_arrived.

2014-04-04  Corinna Vinschen  <corinna@vinschen.de>

	* ntea.cc (EA_BUFSIZ): Fix comment.
	(read_ea): Use tmp_pathbuf for local buffer rather than alloca.
	Throughout change ZwQueryEaFile to NtQueryEaFile in comments.

2014-04-04  Corinna Vinschen  <corinna@vinschen.de>

	* ntea.cc (EA_BUFSIZ): Reduce to 64K.  Add comment to explain why.

2014-03-29  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* DevNotes: Add entry cgf-000025.
	* exceptions.cc (_cygtls::signal_debugger): Reorganize to avoid
	contacting the debugger if we have already done so via the exception
	handler.  Eliminate need for goto.  Remove an ifdef in favor of just
	allocating a larger buffer.

2014-03-28  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (dll_crt0_0): Install myfault exception handler on x86_64.
	* exception.h (exception_list): Typedef as void on x86_64.
	(exception::handler_installed): Remove.
	(exception::handle_while_being_debugged): Remove.
	(exception::myfault_handle): Declare for x86_64.
	(exception::handle): Declare as ordinary exception handler on x86_64
	as well.
	(exception::exception): Drop previous code (again).  Install
	exception::handle as SEH handler.
	(exception::install_myfault_handler): New x86_64-only method to
	install exception::myfault_handle as VEH handler.  Explain why.
	(exception::~exception): For x86_64, define frame end label (again).
	* exceptions.cc (CYG_EXC_CONTINUE_EXECUTION): Drop definition.
	(CYG_EXC_CONTINUE_SEARCH): Ditto.
	(exception::myfault_handle): New x86_64-only method, VEH handler to
	handle myfault exceptions.
	(exception::handle): Define as ordinary exception handler on x86_64
	as well.  Use ExceptionContinueExecution and ExceptionContinueSearch
	throughout instead of deleted Cygwin macros.  Don't handle myfault
	exceptions on x86_64.

2014-03-28  Corinna Vinschen  <corinna@vinschen.de>

	* sec_auth.cc (create_token): Initialize lsa handle to NULL, rather than
	to INVALID_HANDLE_VALUE.
	(lsaauth): Ditto.
	(lsaprivkeyauth): Ditto.
	* setlsapwd.cc (setlsapwd): Don't initialize lsa handle.

2014-03-28  Corinna Vinschen  <corinna@vinschen.de>

	* exceptions.cc (_cygtls::signal_debugger): Move memcpy to copy context
	from incoming siginfo_t to thread_context, too.

2014-03-27  Corinna Vinschen  <corinna@vinschen.de>

	* gendef (_sigbe/x86_64): Fix typo in .seh_proc pseudo-op.
	(setjmp/x86_64): Drop storing ExceptionList pointer in jmp_buf->Frame.
	Drop comment.  Store likely frame in rdx.  Jump to __setjmpex.
	(__setjmpex): New function providing setjmp functionality.  Fetch
	jmp_buf->Frame from rdx, like MSVCRT setjmpex.
	(__sjfault/x86_64): Store rdx content in jmp_buf->Frame.
	(__ljfault/x86_64): Don't restore ExceptionList pointer.
	(longjmp/x86_64): Ditto.

2014-03-19  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_dsp.cc (fhandler_dev_dsp::ioctl): Actually pass ioctl
	argument to _ioctl.

2014-03-19  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (fhandler_dev_dsp): Remove variable names from
	declarations.
	(fhandler_dev_dsp::close_audio_in): Make __reg1.
	(fhandler_dev_dsp::close_audio_out): Make __reg2.
	* fhandler_dsp.cc (fhandler_dev_dsp::close_audio_in): Make __reg1.
	(fhandler_dev_dsp::close_audio_out): Make __reg2.
	(fhandler_dev_dsp::close): Don't abruptly terminate sound just because
	we are exiting.

2014-03-19  Corinna Vinschen  <corinna@vinschen.de>

	* exception.h (exception::handle_while_being_debugged): Declare.
	(exception::exception): Install unhandled exception filter.
	* exceptions.cc (exception::handle_while_being_debugged): New method.

2014-03-19  Corinna Vinschen  <corinna@vinschen.de>

	* passwd.cc (pg_ent::enumerate_ad): Ignore primary domain in list of
	trusted domains only if all trusted domains are enumerated anyway.
	Explain why.

2014-03-18  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_dsp.cc (fhandler_dev_dsp::fixup_after_fork): Actually call
	_fixup_after_fork rather than looping forever.
	(fhandler_dev_dsp::fixup_after_exec): Ditto.

2014-03-18  Corinna Vinschen  <corinna@vinschen.de>

	Partially revert patch from 2014-03-04.
	* exception.h (exception::handler_installed): Declare.
	(exception::exception): Install vectored exception handler on x86_64.
	(exception::~exception): Remove for x86_64.
	* exceptions.cc (exception::handler_installed): Define.

2014-03-17  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.h (no_thread_exit_protect): New class.
	* sigproc.cc (thread_exit): Use no_thread_exit_protect to determine if
	we need to coordinate ThreadExit/ExitProcess.
	* fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::stop): Use
	no_thread_exit_protect to kludge around waiting for waveOutClose as it
	waits for a thread that never exits.
	(fhandler_dev_dsp::Audio_in::stop): Ditto for waveInClose.

2014-03-16  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (fhandler_dev_dsp::base): New method.
	(fhandler_dev_dsp::_read): Ditto.
	(fhandler_dev_dsp::_write): Ditto.
	(fhandler_dev_dsp::_ioctl): Ditto.
	(fhandler_dev_dsp::_fixup_after_fork): Ditto.
	(fhandler_dev_dsp::_fixup_after_exec): Ditto.
	* fhandler_dsp.cc (fhandler_dev_dsp::read): Call real function via
	base() pointer.
	(fhandler_dev_dsp::write): Ditto.
	(fhandler_dev_dsp::ioctl): Ditto.
	(fhandler_dev_dsp::fixup_after_fork): Ditto.
	(fhandler_dev_dsp::fixup_after_exec): Ditto.
	(fhandler_dev_dsp::_read): Rename by adding an leading underscore.
	(fhandler_dev_dsp::_write): Ditto.
	(fhandler_dev_dsp::_ioctl): Ditto.
	(fhandler_dev_dsp::_fixup_after_fork): Ditto.
	(fhandler_dev_dsp::_fixup_after_exec): Ditto.

2014-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.h (enum cygheap_pwdgrp::cache_t): Remove.
	(cygheap_pwdgrp::caching): Convert to bool.
	(cygheap_pwdgrp::pwd_cache): Add cygserver member.
	(cygheap_pwdgrp::grp_cache): Ditto.
	(cygheap_pwdgrp::nss_db_caching): Drop.
	(cygheap_pwdgrp::nss_db_full_caching): Drop.
	(cygheap_pwdgrp::nss_cygserver_caching): New method.
	(cygheap_pwdgrp::nss_disable_cygserver_caching): New method.
	* cygserver.h (client_request::request_code_t): Add
	CYGSERVER_REQUEST_PWDGRP.
	* cygserver_pwdgrp.h: New file.
	* cygtls.h (struct _local_storage): Remove pwbuf and grbuf members.
	* grp.cc (pwdgrp::prep_tls_grbuf): Drop.
	(internal_getgrsid): Handle cygserver caching and rearrange to check
	the caches first.
	(internal_getgrnam): Ditto.
	(internal_getgrgid): Ditto.
	(gr_ent::enumerate_caches): Handle cygserver cache.
	* passwd.cc (pwdgrp::prep_tls_pwbuf): Drop.
	(internal_getpwsid): Handle cygserver caching and rearrange to check
	the caches first.
	(internal_getpwnam): Ditto.
	(internal_getpwuid): Ditto.
	(pw_ent::enumerate_caches): Handle cygserver cache.
	* pwdgrp.h (pwdgrp::add_account_from_cygserver): New method declaration.
	(pwdgrp::fetch_account_from_cygserver): New method declaration.
	(pwdgrp::prep_tls_pwbuf): Drop declaration.
	(pwdgrp::prep_tls_grbuf): Drop declaration.
	(pwdgrp::add_user_from_cygserver): New inline methods.
	(pwdgrp::add_group_from_cygserver): New inline methods.
	* tlsoffsets.h: Regenerate.
	* tlsoffsets64.h: Regenerate.
	* uinfo.cc (internal_getlogin): Call internal_getgroups if cygserver
	caching is not available.
	(cygheap_pwdgrp::init): Initialize pwd_cache.cygserver and
	grp_cache.cygserver.  Set caching to true.
	(cygheap_pwdgrp::nss_init_line): Drop db_cache handling entirely.
	(pwdgrp::add_account_from_windows): Drop no caching handling.
	(client_request_pwdgrp::client_request_pwdgrp): New method.
	(pwdgrp::fetch_account_from_cygserver): New method.
	(pwdgrp::add_account_from_cygserver): New method.

	* fhandler_disk_file.cc (fhandler_base::fstat_helper): Fix formatting.
	* include/sys/cygwin.h: Ditto.

2014-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Avoid crash on
	non-domain member machines if an unknown SID comes in.

2014-03-12  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/socket.h (IPV6_JOIN_GROUP): Revert.
	(IPV6_LEAVE_GROUP): Ditto.

2014-03-10  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (dev_console::b): Redefine as CONSOLE_SCREEN_BUFFER_INFO
	for use with older OS.
	* fhandler_console.cc (dev_console::fillin): Ditto for
	GetConsoleScreenBufferInfo.

2014-03-10  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_console.cc (dev_console::save_restore): Save entire line of
	current cursor position.

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_console.cc (fhandler_console::save_restore): Save only until
	last written row and, because of this, don't bother trying to restore
	the screen buffer size.  Set cursor position after refilling buffer.
	(fhandler_console::write): Use absolute paths when saving/restoring
	cursor position or suffer odd problems after a saved screen is
	restored.

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (fhandler_console::dwBufferSize): Delete.
	(fhandler_console::dwCursorPosition): Ditto.
	(fhandler_console::wAttributes): Ditto.
	(fhandler_console::b): New field encompassing previously disparate
	screen buffer info.
	(fhandler_console::save_bufsize): Rename from savebufsiz
	(fhandler_console::save_buf): Rename sfrom savebuf.
	(fhandler_console::save_cursor): New field.
	(fhandler_console::save_restore): New function.
	(fhandler_console::con): Rename from dev_state.
	(fhandler_console::focus_aware): Accommodate name change.
	* fhandler_console.cc: Use 'b' field of dev_console throughout instead
	of disparate names.  Accommodate dev_state -> con rename.
	(dev_state:save_restore): New function.  Attempt to save the entire
	screen buffer rather than just the visible part.  Clear the buffer when
	saving, like Linux.
	(fhandler_console::char_command): Use con.save_restore() for
	Save/restore screen sequence.

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.cc (_cygtls::remove_wq): Reset thread_ev inside of lock.  Set
	to NULL when done.

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler_console.cc (fhandler_console::char_command): Properly use
	calculated value rather than directly using dev_state.args[0].

2014-03-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* dir.cc (opendir): Propagate any errno from build_fh_name.

2014-03-07  Corinna Vinschen  <corinna@vinschen.de>

	* pwdgrp.h (pwdgrp::is_passwd): New inline method.
	(pwdgrp::is_group): New inline method.
	(add_account_from_windows): Drop group argument from declaration.
	(fetch_account_from_windows): Ditto.
	(check_file): Ditto.
	(add_user_from_windows): Call add_account_from_windows accordingly.
	(add_group_from_windows): Ditto.
	* uinfo.cc (pwdgrp::add_account_from_windows): Drop group argument.
	Use is_group method instead.
	(pwdgrp::check_file): Ditto.
	(pwdgrp::fetch_account_from_windows): Ditto.
	* grp.cc: Accommodate aforementioned changes.
	* passwd.cc: Ditto.

2014-03-06  Corinna Vinschen  <corinna@vinschen.de>

	* passwd.cc (pg_ent::enumerate_builtin): Convert pwd_builtins and
	grp_builtins to array of cygpsid pointers.  Replace SID strings with
	pointers to well known SIDs.
	* sec_helper.cc (well_known_local_service_sid): Define.
	(well_known_network_service_sid): Define.
	(trusted_installer_sid): Define.
	* security.h (well_known_local_service_sid): Declare.
	(well_known_network_service_sid): Declare.
	(trusted_installer_sid): Declare.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Throughout set acc_type
	to SidTypeUnknown if LookupAccountXXX function failed.  Create
	simplified passwd entry for non-user accounts, except for LocalSystem.
	Add comment.

2014-03-06  Corinna Vinschen  <corinna@vinschen.de>

	* setlsapwd.cc (setlsapwd): Use RtlSecureZeroMemory to delete password
	from memory.

2014-03-05  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (rediscover_thread): Remove.
	(cyg_ldap::open): Remove code to rediscover DC.  It just won't do the 
	right thing.
	(cyg_ldap::enumerate_ad_accounts): Change to be self-sufficient (no
	explicit open call required).  Enumerate on a DC of the domain itself
	instead of relying on delegation.  Remove ill-advised code trying to
	generate rootdse from domain name.
	* passwd.cc (pg_ent::enumerate_ad): Drop explicit call to
	cyg_ldap::open.

2014-03-05  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/config.h (__TM_GMTOFF): Define.
	(__TM_ZONE): Define.

2014-03-05  Corinna Vinschen  <corinna@vinschen.de>

	* localtime.cc: Define TM_GMTOFF and TM_ZONE based on __TM_GMTOFF and
	__TM_ZONE being defined.  Throughout, write to these struct tm members
	only if CYGWIN_VERSION_CHECK_FOR_EXTRA_TM_MEMBERS is true.
	* libc/strptime.cc: Ditto.
	* include/cygwin/version.h (CYGWIN_VERSION_CHECK_FOR_EXTRA_TM_MEMBERS):
	Define.
	(CYGWIN_VERSION_API_MINOR): Bump to 272.

2014-03-04  Corinna Vinschen  <corinna@vinschen.de>

	* exception.h (exception::handler_installed): Remove.
	(exception::exception): Remove old code.  Manually install SEH handler
	instead.
	(exception::~exception): For x86_64, define frame end label.
	* exceptions.cc (exception::handler_installed): Remove.

2014-03-03  Corinna Vinschen  <corinna@vinschen.de>

	* exception.h (exception::exception): Install vectored exception
	handler rather than vectored continue handler.

2014-03-03  Corinna Vinschen  <corinna@vinschen.de>

	* sec_helper.cc (cygpsid::get_id): Move Samba SID->uid/gid mapping
	from get_sids_info here.
	(get_sids_info): Vice versa.
	* security.cc (convert_samba_sd): New static function to map a Samba
	security descriptor to a security descriptor with UNIX users and groups
	converted to Windows SIDs per RFC 2307 mapping.
	(check_file_access): Call convert_samba_sd on Samba security
	descriptors.

2014-02-28  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Only fetch extended
	user info if we're creating a passwd entry.  Add comment.

2014-02-28  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.h (cygheap_user::sid): Return reference to cygpsid rather
	than PSID.
	(cygheap_user::saved_sid): Ditto.
	(cygheap_pwdgrp::cache_t): New type.
	(cygheap_pwdgrp::caching): Convert to cache_t.
	(cygheap_pwdgrp::nss_db_caching): Change accordingly.
	(cygheap_pwdgrp::nss_db_full_caching): New inline method.
	* grp.cc (internal_getgroups): Reinvent.  Take cyg_ldap pointer as
	third parameter and use throughout.
	(getgroups32): Call internal_getgroups.
	* pwdgrp.h (internal_getgroups): Declare.
	* uinfo.cc (internal_getlogin): Partial rewrite to accommodate having
	no connection to the DC.  Give primary group from user token more
	weight.  Generate group entries for all groups in the user token if
	caching is set to NSS_FULL_CACHING.
	(cygheap_pwdgrp::init): Initialize caching to NSS_FULL_CACHING.
	(cygheap_pwdgrp::nss_init_line): Handle "db_cache: full".
	(pwdgrp::add_account_from_windows): Fix group handling in non-caching
	mode.
	(pwdgrp::fetch_account_from_windows): Default primary group for the
	current user to primary group from user token.  Check for primary
	domain first after LookupAccountSid failed.

2014-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (CheckTokenMembership): Import.
	* external.cc (cygwin_internal): Call get_uid/get_gid instead of get_id.
	* grp.cc (internal_getgrsid): Take additional cyg_ldap pointer.
	Forward to pwdgrp::add_group_from_windows.
	(internal_getgrnam): Ditto.
	(internal_getgrgid): Ditto.
	(gr_ent::enumerate_local): Drop ugid_caching bool from call to
	pwdgrp::fetch_account_from_windows.
	(getgroups32): Rename from internal_getgroups and drop getgroups32 stub.
	Drop srchsid parameter and code handling it.  Add local cyg_ldap
	instance and forward to internal_getgrXXX.
	(getgroups): Call getgroups32.
	(get_groups): Add local cyg_ldap instance and forward to
	internal_getgrXXX.
	(getgrouplist): Ditto.
	(setgroups32): Ditto.
	* ldap.cc (cyg_ldap::open): Don't call close.  Return true if connection
	is already open.
	(cyg_ldap::remap_uid): Forward this to internal_getpwsid.
	(cyg_ldap::remap_gid): Forward this to internal_getgrsid.
	* passwd.cc (internal_getpwsid): Take additional cyg_ldap pointer.
	Forward to pwdgrp::add_user_from_windows.
	(internal_getpwnam): Ditto.
	(internal_getpwuid): Ditto.
	(pg_ent::enumerate_builtin): Drop ugid_caching bool from call to
	pwdgrp::fetch_account_from_windows.
	(pg_ent::enumerate_sam): Ditto.
	(pg_ent::enumerate_ad): Ditto.  Forward local cldap instead.
	* pwdgrp.h (internal_getpwsid): Align declaration to above change.
	(internal_getpwnam): Ditto.
	(internal_getpwuid): Ditto.
	(internal_getgrsid): Ditto.
	(internal_getgrgid): Ditto.
	(internal_getgrnam): Ditto.
	(internal_getgroups): Drop declaration.
	(pwdgrp::add_account_from_windows): Align declaration to below change.
	(pwdgrp::add_user_from_windows): Ditto.
	(pwdgrp::add_group_from_windows): Ditto.
	* sec_acl.cc (setacl): Add local cyg_ldap instance and forward to
	internal_getpwuid and internal_getgrgid.
	(getacl): Add local cyg_ldap instance and forward to cygpsid::get_id.
	(aclfromtext32): Add local cyg_ldap instance and forward to
	internal_getpwnam and internal_getgrnam.
	* sec_helper.cc (cygpsid::get_id): Take additional cyg_ldap pointer.
	Forward to internal_getgrsid and internal_getpwsid.
	(get_sids_info): Drop ldap_open.  Forward local cldap to
	internal_getpwsid and internal_getgrXXX.  Call CheckTokenMembership
	rather than internal_getgroups.
	* security.h (cygpsid::get_id): Add cyg_ldap pointer, drop default
	parameter.
	(cygpsid::get_uid): Add cyg_ldap pointer.  Call get_id accordingly.
	(cygpsid::get_gid): Ditto.
	* uinfo.cc (internal_getlogin): Add local cyg_ldap instance and forward
	to internal_getpwXXX and internal_getgrXXX calls.
	(pwdgrp::add_account_from_windows): Take additional cyg_ldap pointer.
	Forward to pwdgrp::fetch_account_from_windows.
	(fetch_posix_offset): Drop ldap_open argument and handling.  Get
	cyg_ldap instance as pointer.
	(pwdgrp::fetch_account_from_windows): Take additional cyg_ldap pointer.
	Use it if it's not NULL, local instance otherwise.  Drop ldap_open.
	Drop fetching extended group arguments from AD for speed.

2014-02-27  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (find_fast_cwd_pointer): Fix preceeding comment.

2014-02-25  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (fhandler_console::scroll_buffer_screen): New function.
	* fhandler_console.cc (fhandler_console::scroll_buffer_screen): New function.
	(fhandler_console::char_command): Use scroll_buffer_screen as appropriate.
	(dev_console::scroll_buffer): Remove if 0'ed block.

2014-02-22  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* dev_console::scroll_buffer): Reinstate clipping region.

2014-02-22  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (dev_console::is_fullscreen): Delete.
	(dev_console::scroll_window): Return bool indicating success.
	(dev_console::scroll_screen): New function.
	(dev_console::clear_screen): New function.
	(fhandler_console::clear_screen): Make __reg3.
	(fhandler_console::cursor_set): Ditto.
	(fhandler_console::cursor_get): Ditto.
	(fhandler_console::cursor_rel): Ditto.
	* fhandler_console.cc (dev_console::scroll_buffer): Adapt from
	fhandler_console.
	(fhandler_console::scroll_buffer): Use dev_console function.
	(dev_console::is_fullscreen): Delete.
	(dev_console::scroll_window): Return true if we cleared the screen.
	Shrink/grow buffer first before scrolling to ensure that there is
	sufficient space after scrolling.
	(fhandler_console::clear_screen): Make reg3, use dev_console function.
	(dev_console::clear_screen): New function adapted from
	fhandler_console.
	(fhandler_console::cursor_set): Make __reg3.
	(fhandler_console::cursor_rel): Ditto.
	(fhandler_console::cursor_get): Ditto.
	(fhandler_console::write): Fix "reverse index".

2014-02-22  Corinna Vinschen  <corinna@vinschen.de>

	* external.cc (cygwin_internal): Add cases for CW_GETNSSSEP,
	CW_GETPWSID and CW_GETGRSID.
	* grp.cc (internal_getgrsid_from_db): New function.
	* passwd.cc (internal_getpwsid_from_db): New function.
	(pg_ent::setent): Add special case for call from mkpasswd/mkgroup.
	* pwdgrp.h (internal_getpwsid_from_db): Declare.
	(internal_getgrsid_from_db): Declare.
	(enum nss_enum_t): Move to include/sys/cygwin.h.
	(class pg_ent): Add comment.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Fix typo in comment.
	Change "UNIX" to "Unix" in domain name.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_GETNSSSEP,
	CW_GETPWSID and CW_GETGRSID.
	(enum nss_enum_t): Define here.

2014-02-21  Corinna Vinschen  <corinna@vinschen.de>

	* pwdgrp.h (pwdgrp::fetch_account_from_windows): Add bool parameter
	to declaration, set to true by default.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Add bool parameter
	"ugid_caching".  Only add account to ugid_cache if set to true.
	* grp.cc (gr_ent::enumerate_local): Call fetch_account_from_windows
	with ugid_caching parameter set to false.
	* passwd.cc (pg_ent::enumerate_builtin): Ditto.
	(pg_ent::enumerate_sam): Ditto.
	(pg_ent::enumerate_ad): Ditto.

2014-02-20  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (getgrouplist): Fix previous fix so ret is only set to ngroups
	if ngroups isn't too small.

2014-02-20  Corinna Vinschen  <corinna@vinschen.de>

	* grp.cc (get_groups): Don't add gid to list if it's ILLEGAL_GID.
	(getgrouplist): Return number of groups, just like glibc.

2014-02-19  Corinna Vinschen  <corinna@vinschen.de>

	* passwd.cc (pg_ent::setent): Initialize cygheap domain info.
	* sec_auth.cc (get_logon_server): Ditto.

2014-02-18  Corinna Vinschen  <corinna@vinschen.de>

	* external.cc (cygwin_internal): Handle new CW_SETENT, CW_GETENT and
	CW_ENDENT info types.
	* grp.cc (setgrent_filtered): New function, called from cygwin_internal.
	(getgrent_filtered): Ditto.
	(endgrent_filtered): Ditto.
	* passwd.cc (pg_ent::setent): Set state explicitely to from_cache.
	(pg_ent::getent): Handle the fact that a DC has no SAM and enumerating
	local accounts is equivalent to enumerating domain accounts.
	(setpwent_filtered): New function, called from cygwin_internal.
	(getpwent_filtered): Ditto.
	(endpwent_filtered): Ditto.
	* pwdgrp.h (setpwent_filtered): Declare.
	(getgrent_filtered): Ditto.
	(endgrent_filtered): Ditto.
	(setpwent_filtered): Ditto.
	(getpwent_filtered): Ditto.
	(endpwent_filtered): Ditto.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_SETENT, CW_GETENT,
	and CW_ENDENT.

2014-02-18  Corinna Vinschen  <corinna@vinschen.de>

	* setlsapwd.cc (setlsapwd): Fix conditional expression after breaking
	it on 2014-01-23.

2014-02-17  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (ldap_abandon): Import.
	(ldap_result): Import.
	(ldap_searchW): Import.
	(NetGroupEnum): Import.
	(NetLocalGroupEnum): Import.
	(NetUserEnum): Import.
	* cygheap.h (class cygheap_pwdgrp): Add members enums and enum_tdoms.
	(cygheap_pwdgrp::nss_db_enums): New inline method.
	(cygheap_pwdgrp::nss_db_enum_tdoms): Ditto.
	* cygtls.h (struct _local_storage): Drop unused members pw_pos and
	grp_pos.
	* grp.cc (grent): New static variable of class gr_ent.
	(gr_ent::enumerate_caches): New method.
	(gr_ent::enumerate_local): New method.
	(gr_ent::getgrent): New method.
	(setgrent): Call gr_ent method.
	(getgrent32): Ditto.
	(endgrent): Ditto.
	* ldap.cc (sid_attr): Rename from nfs_attr.
	(cyg_ldap::close): Abandon still running asynchronous search.
	(cyg_ldap::fetch_ad_account): Reduce filter buffer size.
	(cyg_ldap::enumerate_ad_accounts): New method.
	(cyg_ldap::next_account): New method.
	(cyg_ldap::fetch_posix_offset_for_domain): Reduce filter buffer size.
	(cyg_ldap::fetch_unix_sid_from_ad): Ditto.  Fix return value in case
	no value has been read.
	(cyg_ldap::fetch_unix_name_from_rfc2307): Reduce filter buffer size.
	* ldap.h (class cyg_ldap): Add msg_id member.
	(cyg_ldap::enumerate_ad_accounts): Declare.
	(cyg_ldap::next_account): Declare:
	* passwd.cc (pwent): New static variable of class pw_ent.
	(pg_ent::clear_cache): New method.
	(pg_ent::setent): New method.
	(pg_ent::getent): New method.
	(pg_ent::endent): New method.
	(pg_ent::enumerate_file): New method.
	(pg_ent::enumerate_builtin): New method.
	(pg_ent::enumerate_sam): New method.
	(pg_ent::enumerate_ad): New method.
	(pw_ent::enumerate_caches): New method.
	(pw_ent::enumerate_local): New method.
	(pw_ent::getpwent): New method.
	(setpwent): Call pw_ent method.
	(getpwent): Ditto.
	(endpwent): Ditto.
	* pwdgrp.h (class pwdgrp): Define pg_ent, pw_ent and gr_ent as friend
	classes.
	(pwdgrp::add_account_post_fetch): Declare with extra bool parameter.
	(pwdgrp::file_attr): New inline method.
	(enum nss_enum_t): Define.
	(class pg_ent): Define.
	(class pw_ent): Define.
	(class gr_ent): Define.
	* tlsoffsets.h: Regenerate.
	* tlsoffsets64.h: Ditto.
	* uinfo.cc (cygheap_pwdgrp::init): Initialize enums and enum_tdoms.
	(cygheap_pwdgrp::nss_init_line): Fix typo in preceeding comment.
	Handle new "db_enum" keyword.
	(pwdgrp::add_account_post_fetch): Take additional `bool lock' parameter
	and acquire pglock before adding element to array if lock is true.
	(pwdgrp::add_account_from_file): Call add_account_post_fetch with lock
	set to true.
	(pwdgrp::add_account_from_windows): Ditto in case of caching.
	(pwdgrp::fetch_account_from_windows): Handle builtin aliases only
	known to the domain controller.  Only call NetLocalGroupGetInfo for
	aliases.

2014-02-16  Corinna Vinschen  <corinna@vinschen.de>

	* miscfuncs.h (NT_readline::close): New function to close handle.
	(NT_readline::~NT_readline): Call close.
	* sec_auth.cc (verify_token): Use constructor to initialize tok_usersid.
	* security.h (cygsid::cygsid): Add copy constructor taking cygsid as
	source.

2014-02-16  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (dll_crt0_1): Call initial_setlocale before fetching
	current user information.

2014-02-15  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* DevNotes: Add entry cgf-000024.
	* fhandler.h (dev_console::state): Remove trailing underscore.
	(dev_console::args): Ditto.
	(dev_console::nargs): Ditto.
	(dev_console::info): Eliminate subclass.
	(dev_console::dwEnd): New field.
	(dev_console::scroll_window): New function.
	(dev_console::is_fullscreen): Ditto.
	(dev_console::fillin): Rename from fillin_info.
	(fhandler_console::scroll_buffer): Rename from scroll_screen.
	* fhandler_console.cc: Throughout s/dev_state\.info/dev_state/g.
	Accommodate other name changes.
	(dev_console::fillin): Accommodate rename.  Notice max x/y written to.
	Forgo memset if GetConsoleScreenBufferInfo fails.
	(fhandler_console::scroll_buffer): Accommodate rename.  Don't treat y
	coordinate of zero as top of screen.
	(dev_console::is_fullscreen): New function.
	(dev_console::scroll_window): Ditto.
	(fhandler_console::clear_screen): Just scroll the screen when clearing
	the screen in a state where the screen buffer is bigger than the
	screen.
	(fhandler_console::char_command): Try harder to get 'S' and 'T' working
	in the presence of a screen buffer.  Use temporary 'n' variable rather
	than dev_state.args[0].  Use GNU ?: shortcut method.

2014-02-14  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* pinfo.cc (winpids::add): Always copy pinfo structure when winpid.
	Fill out dwProcessId explicitly to handle exec from a windows process.
	(winpids::enum_processes): Reorganize to iterate over known cygwin pids
	when !winpid.  Simplify logic.  Don't do duplicate detection for
	winpid.

2014-02-14  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Default to /bin/bash
	as login shell.

2014-02-13  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (cyg_ldap::fetch_posix_offset_for_domain): If domain name
	has no dot, it's a Netbios name.  Change the search filter expression
	accordingly and filter by flatName.  Add comment.
	* uinfo.cc (cygheap_domain_info::init):  Gracefully handle NULL
	DnsDomainName and DomainSid members in DS_DOMAIN_TRUSTSW structure.
	Add comment.  Fix comment preceeding fetching the mapping server
	from registry.
	(pwdgrp::fetch_account_from_file): Convert str to a local array.
	(fetch_posix_offset): New static function.
	(pwdgrp::fetch_account_from_windows): Add debug output in case
	LookupAccountSidW fails.  Simplify code by calling fetch_posix_offset
	where appropriate.  If LookupAccountSidW fails, check if the SID is
	one of the known trusted domains.  If so, create a more informative
	account entry.

2014-02-12  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (cygheap_pwdgrp::nss_init_line): Explicitely ignore a colon
	as separator char.

2014-02-11  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* winsup.h: Turn off previous workaround but leave a comment.

2014-02-11  Corinna Vinschen  <corinna@vinschen.de>

	* ldap.cc (rediscover_thread): Give argument a useful name.
	* miscfuncs.cc (NT_readline::init): It's a really bad idea trying to
	print a pointer to a PUNICODE_STRING as PUNICODE_STRING.  Fix it.
	* uinfo.cc (cygheap_domain_info::init): Print status codes as hex
	values in debug output.

2014-02-11  Corinna Vinschen  <corinna@vinschen.de>

	* autoload.cc (NetLocalGroupGetInfo): Replace NetGroupGetInfo.
	* cygheap.h (class cygheap_ugid_cache): Move ugid_cache_t type here
	and rename.
	(struct init_cygheap): Add cygheap_ugid_cache member "ugid_cache".
	* pwdgrp.h (class ugid_cache_t): Remove here.
	* fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Accommodate
	move of ugid_cache to cygheap.
	* sec_helper.cc (get_sids_info): Ditto.
	* uinfo.cc (ugid_cache): Remove.
	(pwdgrp::fetch_account_from_windows): Define id_val globally.
	Move SidTypeAlias handling into SidTypeUser/SidTypeGroup branch since
	aliases are handled like groups in SAM.  Accommodate move of ugid_cache
	to cygheap.  Consolidate code reading SAM comments into a single branch
	for both, SidTypeUser and SidTypeAlias.  For SidTypeAlias, fix thinko
	and call NetLocalGroupGetInfo rather than NetGroupGetInfo.  Simplify
	code setting Cygwin primary group for SAM accounts.  Add code to handle
	UNIX uid/gid from SAM comment.

2014-02-11  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* winsup.h (Interlocked*): Use intrinsic versions of Interlocked
	functions.

	* cygwin.sc.in: More closely emulate default pe/i386 linker script.

2014-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (cygheap_domain_info::init): Drop accidentally leftover if
	statement.

2014-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (cygheap_domain_info::init): Fix handling of account domain
	on donmain controllers.  Explain why.

2014-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* cygheap.cc (cwcsdup): Change parameter to correct PWCSTR.
	(cwcsdup1): Ditto.
	* cygheap_malloc.h: Change declarations accordingly.

2014-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* uinfo.cc (pwdgrp::fetch_account_from_windows): Add code to allow
	setting the primary group from the SAM comment field.

2014-02-10  Corinna Vinschen  <corinna@vinschen.de>

	* dcrt0.cc (child_info_spawn::handle_spawn): Call fixup_lockf_after_exec
	with additional argument to specify if the process has been execed
	or spawned.
	* flock.cc (fixup_lockf_after_exec): Take bool parameter to handle
	exec and spawn differently.  In case of spawn, just give up POSIX
	locks in favor of the still running parent.  Add comments to explain.

2014-02-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* environ.cc (strbrk): Properly deal with environment variable sans
	quote.

2014-02-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* environ.cc (strbrk): New function.
	(parse_options): Use strbrk to parse CYGWIN environment variable.

2014-02-09  Corinna Vinschen  <corinna@vinschen.de>

	Introduce reading passwd/group entries from SAM/AD.  Introduce
	/etc/nsswitch.conf file to configure it.
	* Makefile.in (DLL_OFILES): Add ldap.o.
	* autoload.cc: Import ldap functions from wldap32.dll.
	(DsEnumerateDomainTrustsW): Import.
	(NetGroupGetInfo): Import.
	* cygheap.h (class cygheap_domain_info): New class to keep global
	domain info.
	(class cygheap_pwdgrp): New class to keep passwd/group caches and
	configuration info from /etc/nssswitch.conf.
	(struct init_cygheap): Add cygheap_domain_info member "dom" and
	cygheap_pwdgrp member "pg".
	* cygtls.h (struct _local_storage): Remove unused member "res".
	Rearrange slightly, Add members pwbuf and grbuf to implement non-caching
	passwd/group fetching from SAM/AD.  Make pw_pos and pw_pos unsigned.
	* fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Add RFC 2307
	uid/gid mapping.
	* fhandler_process.cc: Drop including pwdgrp.h.
	* fhandler_procsysvipc.cc: Ditto.
	* fhandler_registry.cc (fhandler_registry::fstat): Set key uid/gid
	to ILLEGAL_UID/ILLEGAL_GID rather than UNKNOWN_UID/UNKNOWN_GID.
	* grp.cc (group_buf): Drop.
	(gr): Drop.
	(pwdgrp::parse_group): Fill pg_grp.
	(pwdgrp::read_group): Remove.
	(pwdgrp::init_grp): New method.
	(pwdgrp::prep_tls_grbuf): New method.
	(pwdgrp::find_group): New methods.
	(internal_getgrsid): Convert to call new pwdgrp methods.
	(internal_getgrnam): Ditto.
	(internal_getgrgid): Ditto.
	(getgrgid_r): Drop 2nd parameter from internal_getgrgid call.
	(getgrgid32): Ditto.
	(getgrnam_r): Ditto for internal_getgrnam.
	(getgrnam32): Ditto.
	(getgrent32): Convert to call new pwdgrp methods.
	(internal_getgrent): Remove.
	(internal_getgroups): Simplify, especially drop calls to
	internal_getgrent.
	* ldap.cc: New file implementing cyg_ldap class for LDAP access to AD
	and RFC 2307 server.
	* ldap.h: New header, declaring cyg_ldap class.
	* passwd.cc (passwd_buf): Drop.
	(pr): Drop.
	(pwdgrp::parse_passwd): Fill pg_pwd.
	(pwdgrp::read_passwd): Remove.
	(pwdgrp::init_pwd): New method.
	(pwdgrp::prep_tls_pwbuf): New method.
	(find_user): New methods.
	(internal_getpwsid): Convert to call new pwdgrp methods.
	(internal_getpwnam): Ditto.
	(internal_getpwuid): Ditto.
	(getpwuid32): Drop 2nd parameter from internal_getpwuid call.
	(getpwuid_r): Ditto.
	(getpwnam): Ditto for internal_getpwnam.
	(getpwnam_r): Ditto.
	(getpwent): Convert to call new pwdgrp methods.
	* path.cc (class etc): Remove all methods.
	* path.h (class etc): Drop.
	* pinfo.cc (pinfo_basic::pinfo_basic): Set gid to ILLEGAL_GID rather
	than UNKNOWN_GID.
	(pinfo_init): Ditto.
	* pwdgrp.h (internal_getpwnam): Drop 2nd parameter from declaration.
	(internal_getpwuid): Ditto.
	(internal_getgrgid): Ditto.
	(internal_getgrnam): Ditto.
	(internal_getgrent): Drop declaration.
	(enum fetch_user_arg_type_t): New type.
	(struct fetch_user_arg_t): New type.
	(struct pg_pwd): New type.
	(struct pg_grp): New type.
	(class pwdgrp): Rework to provide functions for file and db requests
	and caching.
	(class ugid_cache_t): New class to provide RFC 2307 uid map caching.
	(ugid_cache): Declare.
	* sec_acl.cc: Drop including pwdgrp.h.
	* sec_auth.cc: Drop including dsgetdc.h and pwdgrp.h.
	(get_logon_server): Convert third parameter to ULONG flags argument
	to allow arbitrary flags values in DsGetDcNameW call and change calls
	to this function throughout.  Use cached account domain name rather
	than calling GetComputerNameW.
	(get_unix_group_sidlist): Remove.
	(get_server_groups): Drop call to get_unix_group_sidlist.
	(verify_token): Rework token group check without calling
	internal_getgrent.
	* sec_helper.cc (cygpsid::pstring): New methods, like string() but
	return pointer to end of string.
	(cygsid::getfromstr): Add wide character implementation.
	(get_sids_info): Add RFC 2307 uid/gid mapping for Samba shares.
	* security.cc: Drop including pwdgrp.h.
	* security.h (DEFAULT_UID): Remove.
	(UNKNOWN_UID): Remove.
	(UNKNOWN_GID): Remove.
	(uinfo_init): Move here from winsup.h.
	(ILLEGAL_UID): Ditto.
	(ILLEGAL_GID): Ditto.
	(UNIX_POSIX_OFFSET): Define.  Add lengthy comment.
	(UNIX_POSIX_MASK): Ditto.
	(MAP_UNIX_TO_CYGWIN_ID): Ditto.
	(ILLEGAL_UID16): Move here from winsup.h.
	(ILLEGAL_GID16): Ditto.
	(uid16touid32): Ditto.
	(gid16togid32): Ditto.
	(sid_id_auth): New convenience macro for SID component access.
	(sid_sub_auth_count): Ditto.
	(sid_sub_auth): Ditto.
	(sid_sub_auth_rid): Ditto.
	(cygpsid::pstring): Declare.
	(cygsid::getfromstr): Declare wide character variant.
	(cygsid::operator=): Ditto.
	(cygsid::operator*=): Ditto.
	(get_logon_server): Change declaration according to source code.
	* setlsapwd.cc (setlsapwd): Drop 2nd parameter from internal_getpwnam
	call.
	* shared.cc (memory_init): Call cygheap->pg.init in first process.
	* syscalls.cc: Drop including pwdgrp.h.
	* tlsoffsets.h: Regenerate.
	* tlsoffsets64.h: Ditto.
	* uinfo.cc (internal_getlogin): Drop gratuitious internal_getpwuid
	call.  Fix debug output.  Overwrite user gid in border case of a
	missing passwd file while a group file exists.
	(pwdgrp::add_line): Allocate memory on cygheap.
	(pwdgrp::load): Remove.
	(ugid_cache): Define.
	(cygheap_pwdgrp::init): New method.
	(cygheap_pwdgrp::nss_init_line): New method.
	(cygheap_pwdgrp::_nss_init): New method.
	(cygheap_domain_info::init): New method.
	(logon_sid): Define.
	(get_logon_sid): New function.
	(pwdgrp::add_account_post_fetch): New method.
	(pwdgrp::add_account_from_file): New methods.
	(pwdgrp::add_account_from_windows): New methods.
	(pwdgrp::check_file): New method.
	(pwdgrp::fetch_account_from_line): New method.
	(pwdgrp::fetch_account_from_file): New method.
	(pwdgrp::fetch_account_from_windows): New method.
	* winsup.h: Move aforementioned macros and declarations to security.h.

2014-02-09  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* sigproc.cc (sig_send): Don't bother with an error message if we are
	exiting.

2014-02-08  Corinna Vinschen  <corinna@vinschen.de>

	* miscfuncs.h (class NT_readline): New class to implement line-wise
	reading from file using native NT functions.
	* miscfuncs.cc (NT_readline::init): New method.
	(NT_readline::fgets): New method.
	* mount.cc (mount_info::from_fstab): Utilize NT_readline to read
	fstab files.

2014-02-06  Corinna Vinschen  <corinna@vinschen.de>

	* fhandler_disk_file.cc (fhandler_disk_file::fchown): Fix typo in
	comment.
	* mount.cc (mount_info::from_fstab): Use tmp_pathbuf rather than
	stack for big local buffer.
	* net.cc (cygwin_gethostname): Call GetComputerNameExA rather than
	GetComputerNameA if gethostname failed.
	* shared.cc (user_info::initialize): Fix formatting.

2014-02-06  Corinna Vinschen  <corinna@vinschen.de>

	* include/sys/file.h: Define flock and accompanying macros if not
	already defined in sys/_default_fcntl.h.

2014-02-04  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 29.

2014-01-30  Corinna Vinschen  <corinna@vinschen.de>

	* dir.cc (opendir): Call set_unique_id only with valid fh.

2014-01-30  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (cltype): Add cl_buf_beg, cl_buf_end.
	* fhandler_console.cc (dev_console::console_attrs::set_cl_x): Honor
	buffer locations.
	(dev_console::console_attrs::set_cl_y): Ditto.
	(fhandler_console::write): On reset, use absolute positioning to go to
	beginning of buffer.  Clear entire buffer.

2014-01-27  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* gendef (_setjmp (x86)): Save FPU control word location in sequential
	location.  Adjust sigstack save accordingly.
	(_longjmp (x86)): Ditto for restore.

2014-01-27  Corinna Vinschen  <corinna@vinschen.de>

	* gendef (sigdelayed (x86_64)): Save and restore FPU control word.
	(_sigdelayed (x86)): Ditto.  Save and restore XMM registers.  Add
	comment.
	(_setjmp (x86)): Save FPU control word, following FreeBSD here.
	(_longjmp (x86)): Restore FPU control word.

2014-01-24  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* winf.cc (linebuf::fromargv): Treat '=' as a special character.

2014-01-23  Corinna Vinschen  <corinna@vinschen.de>

	* security.h (open_local_policy): Remove declaration.
	(lsa_open_policy): Declare.
	(lsa_close_policy): Declare.
	* sec_auth.cc (lsa_open_policy): Rename from open_local_policy.  Take
	server name as parameter.  Return NULL in case of error, rather than
	INVALID_HANDLE_VALUE.
	(lsa_close_policy): Rename from close_local_policy.  Make externally
	available.  Get handle by value.
	(create_token): Convert call to open_local_policy/close_local_policy
	according to aforementioned changes.
	(lsaauth): Ditto.
	(lsaprivkeyauth): Ditto.
	* setlsapwd.cc (setlsapwd): Ditto.

2014-01-22  Corinna Vinschen  <corinna@vinschen.de>

	* path.cc (etc::test_file_change): In case of NtQueryFullAttributesFile
	returning an error, only return true if file actually exists.

2014-01-20  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/in6.h (struct ipv6_rt_hdr): Define.
	* include/cygwin/socket.h: Fix formatting.
	(IP_UNICAST_IF): Define.
	(IPV6_JOIN_GROUP): Remove Windowism.
	(IPV6_LEAVE_GROUP): Ditto.
	(IPV6_UNICAST_IF): Define.
	(IPV6_TCLASS): Ditto.
	(IPV6_RECVTCLASS): Ditto.

2014-01-18  Corinna Vinschen  <corinna@vinschen.de>

	* include/netinet/ip6.h: New file, copied from FreeBSD vebatim.

2014-01-17  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* dtable.h (dtable::lock): Revert static.
	(dtable::unlock): Ditto.

2014-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* passwd.cc (setpassent): Align to BSD definition.

2014-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* syscalls.cc (popen): Introduce Glibc 'e' flag to allow thread-safe
	opening of the pipe with O_CLOEXEC flag.  Simplify FD_CLOEXEC handling.

2014-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* include/sys/file.h (LOCK_SH): Drop definition in favor of new
	definitions in newlib.
	(LOCK_EX): Ditto.
	(LOCK_NB): Ditto.
	(LOCK_UN): Ditto.
	(flock): Ditto.
	(F_OK): Drop.  Already correctly defined in unistd.h.
	(X_OK): Ditto.
	(W_OK): Ditto.
	(R_OK): Ditto.

2014-01-17  Corinna Vinschen  <corinna@vinschen.de>

	* include/cygwin/config.h (_STDIO_BSD_SEMANTICS): Define as 1.

2014-01-16  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* dtable.h (dtable::lock): Make static.
	(dtable::unlock): Ditto.

2014-01-08  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* exception.h (cygwin_exception::open_stackdumpfile): Move old
	function into class.
	(cygwin_exception::h): New member.
	(cygwin_exception::cygwin_exception): Initialize h to NULL.
	* exceptions.cc (cygwin_exception::open_stackdumpfile): Move into
	cygwin_exception class.  Use 'h' class member.
	(cygwin_exception::dumpstack): Close stack dump file handle if opened.

2014-01-04  Christopher Faylor  <me.cygwin2014@cgf.cx>

	* fhandler.h (cltype): New enum.
	(dev_console::console_attrs): Define struct name.
	(dev_console::console_attrs::set_cl_x): New function.
	(dev_console::console_attrs::set_cl_y): New function.
	(fhandler_console::clear_screen): Redefine input params.
	* fhandler_console.cc: Throughout, reflect change in arguments to
	fhandler_console::clear_screeen.
	(fhandler_console::mouse_aware): Simplify logic slightly.
	(fhandler_console::scroll_screen): Remove hopefully obsolete win95
	code.
	(dev_console::console_attrs::set_cl_x): New function.
	(dev_console::console_attrs::set_cl_y): New function.
	(fhandler_console::clear_screen): Redefine input params.  Calculate
	position based on enum value.
	(region_split): Change arguments.  Simplify.
	(ReadConsoleOutputWrapper): Remove coord argument since we now always
	use 0, 0.  Send extra arguments to region_split.