* path.cc (symlink_info::check): Remove erroneous assumption about

[newlib-cygwin.git] / winsup / cygwin / ChangeLog

2010-09-30  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (symlink_info::check): Remove erroneous assumption about
        required permissions when reading NFS symlinks.

2010-09-29  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler_tty.cc (fhandler_tty_slave::init): Revert to using
        tc->setpgid since previous change broke some use cases.

2010-09-28  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler_tty.cc (fhandler_tty_slave::init): Add debugging.  Use
        tcsetpgrp to potentially set pgid since it is smarter about deciding if
        a process is in the background.
        * include/sys/cygwin.h (PID_ORPHANED): Actually delete as planned.
        (PID_NOTCYGWIN): Correctly define.

2010-09-28  Corinna Vinschen  <corinna@vinschen.de>

        * net.cc (getdomainname): Drop special case for NT4.

2010-09-28  Corinna Vinschen  <corinna@vinschen.de>

        Revert accidental previous login.

2010-09-28  Corinna Vinschen  <corinna@vinschen.de>

        * Makefile.in (DLL_IMPORTS): Remove libadvapi32.a.
        * autoload.cc: Add all advapi32 entry points.
        * mount.cc (mount_info::init): Read user fstab only if we have a
        username.
        * passwd.cc (pwdgrp::read_passwd): Only use username if we have one.
        * shared.cc (user_info::initialize): Set cb last so as not to override
        planned behaviour in pwdgrp::read_passwd.
        * uinfo.cc (cygheap_user::init): Fetch Windows username from environment
        variable $USERNAME.  Don't set name in cygheap if variable is empty.
        (internal_getlogin): If we still have no username, try GetUserNameW.

2010-09-28  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_tty.cc (fhandler_pty_master::setup): Always create master
        thread.

2010-09-28  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (gethostid): Use correct path to ProductId registry value.

2010-09-27  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (fs_info::update): Remove erroneous NtClose on random handle
        value.

2010-09-26  Corinna Vinschen  <corinna@vinschen.de>

        * uinfo.cc (cygheap_user::init): Call GetUserNameW and convert to
        multibyte here so as not to rely on the current ANSI page.

2010-09-26  Christopher Faylor  <me+cygwin@cgf.cx>

        * dcrt0.cc (__main): Force signal synchronization.

2010-09-25  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_socket.cc (fhandler_socket::bind): Drop has_exclusiveaddruse
        condition.  Fix comment about availability.  Move remaining comment to
        the right spot.  Drop has_ip_helper_lib condition.
        * net.cc (cygwin_setsockopt): Drop has_disabled_user_tos_setting
        condition.  Fix comment.
        (get_2k_ifs): Fix comment.
        (get_nt_ifs): Remove.
        (getifaddrs): Drop call to get_nt_ifs.
        (get_ifconf): Ditto.
        * wincap.cc: Throughout, drop has_ip_helper_lib,
        has_disabled_user_tos_setting, and has_exclusiveaddruse settings from
        wincaps.
        (wincap_unknown): Remove.
        (wincap_nt4): Remove.
        (wincap_minimal): New macro, set to wincap_nt4sp4 for now.
        (wincapc::init): Drop test for pre-SP4 NT4.  Just imply at least NT SP4.
        Replace references to wincap_unknown with references to wincap_minimal.
        * wincap.h (struct wincaps): Drop has_ip_helper_lib,
        has_disabled_user_tos_setting, and has_exclusiveaddruse flags and
        methods.

2010-09-25  Corinna Vinschen  <corinna@vinschen.de>

        * autoload.cc: Throughout, order entry points alphabetically by DLL
        and function name.  Make functions which are available on all supported
        systems non-optional.  Fix return value on entry points imported from
        secur32.dll.  Add comment.
        (std_dll_init): Call fesetenv unconditionally.

2010-09-24  Christopher Faylor  <me+cygwin@cgf.cx>

        * autoload.cc (std_dll_init): Move dll_path closer to its use.  Use
        dll_path in fatal error.  Set ret values under lock control.
        * lib/minires.c (res_nsend): Fix compilation errors owing to pointer
        signedness.

2010-09-24  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler.cc (fhandler_base::open): Handle query_write_dac flag.
        * fhandler.h (enum query_state): Add query_write_dac flag.
        * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Open file
        with query_write_dac instead of query_write_control.

2010-09-24  Corinna Vinschen  <corinna@vinschen.de>

        * errno.cc (errmap): Map ERROR_BAD_NET_RESP to ENOSYS.
        * fhandler_disk_file.cc (fhandler_disk_file::facl): Handle ENOSYS and
        point to  the explanation.
        * ntdll.h (STATUS_NOT_IMPLEMENTED): Define.
        * path.cc (symlink_info::check): Handle the inability of NT4 to use
        FileNetworkOpenInformation on share root dirs in either direction.
        * path.h (slash_unc_prefix_p): Remove unused declaration.
        * security.cc (get_info_from_sd): Handle ENOSYS from get_file_sd.
        Explain when this happens.

2010-09-23  Christopher Faylor  <me+cygwin@cgf.cx>

        * autoload.cc (std_dll_init): Use correct format type when displaying
        dll name in error output.

2010-09-21  Pierre Humblet <Pierre.Humblet@ieee.org>

        * libc/minires.c (res_nsend): Use the Windows resolver if appropriate.
        (dn_expand): Only set errno in case of error. Delete old comments.
        (dn_skipname): Fix typo in comment.

2010-09-21  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (cwdstuff::set): Replace constant 2 with sizeof(WCHAR) where
        appropriate.

2010-09-21  Corinna Vinschen  <corinna@vinschen.de>

        * mount.h (class fs_info): Add has_buggy_reopen flag and accessor
        methods.
        * mount.cc (fs_info::update): Set has_buggy_reopen flag for NWFS.
        Add comment.
        * path.h (path_conv::get_object_attr) Make inline method.
        (path_conv::init_reopen_attr): New inline method.
        * path.cc (path_conv::get_object_attr): Remove.
        * fhandler_disk_file.cc (fhandler_base::fstat_helper): Use
        path_conv::init_reopen_attr method to initialize OBJECT_ATTRIBUTE for
        reopening file.
        (fhandler_disk_file::fchmod): Ditto.
        (fhandler_base::utimens_fs): Ditto.
        (fhandler_disk_file::rewinddir): Ditto.
        * syscalls.cc (unlink_nt): Ditto.

2010-09-21  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler.cc (fhandler_base::open): Always open NFS files with
        FILE_READ_EA, even when opening with O_WRONLY to allow fstat.
        * fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Call
        FlushFileBuffers if file has been opened for writing.  Explain why.
        (fhandler_base::fstat_by_handle): Renew content of pc.fnoi if called
        via fstat.  Explain why.  Fix formatting.
        * path.cc (symlink_info::check): Try to open file the second time with
        FILE_READ_EA permissions since it's needed in later calls to
        fhandler_base::fstat_by_nfs_ea.

2010-09-20  Christopher Faylor  <me+cygwin@cgf.cx>

        * include/sys/cygwin.h (PID_NOTCYGWIN): New enum.
        * spawn.cc (spawn_guts): Set a flag when a process is not a cygwin
        process.
        * fhandler_tty.cc (fhandler_tty_slave::init): Remove previous change.
        Try a different method to determine when we should become the process
        group owner.
        * signal.cc (kill0): Remove archaic code which dealt with never-set
        flag.

2010-09-20  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler_tty.cc (fhandler_tty_slave::init): Add additional checks to
        determine when a process should grab control of a tty's pgid.  Use
        being_debugged() for consistency.
        * debug.h (being_debugged): Remove vestige of win9x accommodation.

2010-09-19  Christopher Faylor  <me+cygwin@cgf.cx>

        * wincap.h (wincaps::has_buggy_thread_startup): Declare.
        (wincapc::has_buggy_thread_startup): Ditto.
        * wincap.cc::wincap_*): Accommodate has_buggy_thread_startup. 
        (wincapc::init): Explicitly turn off has_buggy_thread_startup if not
        WOW64.
        * cygthread.h (cygthread::thread_handle): Declare/define new method.
        * dcrt0.cc (_dll_crt0): Don't call __sinit here.
        (dll_crt0_0): Don't call sigproc_init during initialization
        if wincap.has_buggy_thread_startup().
        (dll_crt0_1): Defer sigproc_init to here when
        wincap.has_buggy_thread_startup().  Call __sinit after we've determined
        that we're not forking.
        (__main): Rework comments.  Add potential future reminder.

2010-09-15  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Fetch number
        of links and inode number only if path has good inodes.
        (fhandler_base::fstat_by_name): Fetch inode number only if path has
        good inodes.

2010-09-14  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (symlink_info::check): Make sure AllocationSize and EndOfFile
        are stored in the right order when fetching the info from the
        NtQueryDirectoryFile result.

2010-09-13  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_process.cc (get_mem_values): Simplify code.  Fix
        NtQueryVirtualMemory loop so it handles memory allocation gracefully.
        Always set errno to a useful value.

2010-09-13  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler.h (class fhandler_base): Change inheritance of fstat_helper
        and fstat_by_...  methods to private.
        (fhandler_base::fstat_helper): Drop all redundant arguments.
        * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Drop call
        to fstat_by_nfs_ea here.  Drop fetching basic file information.
        Drop setting file attributes.  Accommodate change in fstat_helper call.
        (fhandler_base::fstat_by_name): Simplify.  Only fetch directory
        information to get the inode number.  Drop setting file attributes.
        Accommodate change in fstat_helper call.
        (fhandler_base::fstat_fs): Call fstat_by_nfs_ea if on NFS.
        (fhandler_base::fstat_helper): Drop all redundant arguments.  Use
        information already collected in the fhandler.  Move heading comment
        into code and drop dwFileAttributes comment.
        * mmap.cc (mmap64): Call fstat_fs rather than fstat_by_handle.
        * mount.cc (fs_info::update): Note that has_buggy_basic_info is unused.
        * path.cc (symlink_info::check_reparse_point): Add comment.
        (symlink_info::check): Fetch FileNetworkOpenInformation rather than
        FileBasicInformation throughout, except on NFS.  Explain why.  Store
        FILE_NETWORK_OPEN_INFORMATION in conv_hdl.  Remove
        FILE_ATTRIBUTE_DIRECTORY attribute in conv_hdl for reparse point
        symlinks.
        * path.h (class path_conv_handle): Add FILE_NETWORK_OPEN_INFORMATION
        member _fnoi.
        (path_conv_handle::fnoi): New accessor method for _fnoi.
        (path_conv::fnoi): New accessor method for cubv_hdl._fnoi.

        * fhandler_tty.cc (fhandler_tty_slave::init): Use tty::setpgid method.

2010-09-12  Corinna Vinschen  <corinna@vinschen.de>

        * sec_acl.cc (acl_worker): Remove.
        (acl32): Implement acl_worker functionality here.
        (lacl32): Just return -1 with errno set to ENOSYS.
        (lacl): Ditto.
        * include/cygwin/acl.h (lacl): Remove this call.

2010-09-12  Christopher Faylor  <me+cygwin@cgf.cx>

        * sigproc.cc (sig_dispatch_pending): Remove debugging statement.
        (sigproc_init): Wrap a long line.

2010-09-12  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygthread.h (cygthread::cygthread): Reorganize slightly.
        * dcrt0.cc (dll_crt0_0): Move sigproc initialization later to ensure
        everything we need has been set up.
        (dll_crt0_1): Streamline some logic slightly.
        * sigproc.cc (no_signals_available): Add back dropped test for macro
        parameter.
        * fhandler_console.cc (fhandler_console::write): Show a little bit of
        what's being written to the console in debugging output.

2010-09-12  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (start_transaction): Make inline function.  Move up to be
        more generally available.
        (stop_transaction): Ditto.
        (unlink_nt): Potentially start transaction when trying to delete file
        with DOS R/O attribute set.  If file is .lnk symlink, check for number
        of hardlinks.  Add "out" label and only return via "out".  Rearrange
        reversion of DOS R/O attribute and, on success, only revert R/O
        attribute if file is .lnk symlink with more than one hardlink.  Add
        length comment to explain why.

2010-09-11  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_disk_file::rmdir): More thoroughly
        check the existence condition on remote drives.  Enhance comment.

2010-09-11  Dave Korn  <dave.korn.cygwin@gmail.com>

        * Makefile.in (DLL_OFILES): Add new fenv.o module.
        (fenv_CFLAGS): New flags definition for fenv.o compile.
        * autoload.cc (std_dll_init): Use fenv.h functions instead of direct
        manipulation of x87 FPU registers.
        * crt0.c (mainCRTStartup): Likewise.
        * cygwin.din (feclearexcept, fegetexceptflag, feraiseexcept,
        fesetexceptflag, fetestexcept, fegetround, fesetround, fegetenv,
        feholdexcept, fesetenv, feupdateenv, fegetprec, fesetprec,
        feenableexcept, fedisableexcept, fegetexcept, _feinitialise,
        _fe_dfl_env, _fe_nomask_env): Export new functions and data items.
        * fenv.cc: New file.
        * posix.sgml: Update status of newly-implemented APIs.
        * include/fenv.h: Likewise related header.
        * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2010-09-10  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (rename): Limit retry loop in case of sharing violation
        to about a second.

2010-09-10  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (fstatat): Call stat_worker directly from here.

2010-09-10  Corinna Vinschen  <corinna@vinschen.de>

        * flock.cc (allow_others_to_sync): Define MAX_PROCESS_SD_SIZE.  Use
        instead of ACL_DEFAULT_SIZE.
        * sec_acl.cc (setacl): Use TLS buffer to allow maximum ACL size.
        * security.h (ACL_DEFAULT_SIZE): Drop definition.
        (ACL_MAXIMUM_SIZE): Define.
        (SD_MAXIMUM_SIZE): Define.
        * security.cc (get_file_sd): Allocate security_decscriptor with size
        SD_MAXIMUM_SIZE.
        (alloc_sd): Use TLS buffer to allow maximum ACL size.

2010-09-10  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (class fs_info_cache): New class to cache filesystem
        information.
        (fs_info::update): Check FileFsVolumeInformation against filesystem
        cache and use it, if filesystem is already available.  Add filesystem
        to cache, if not.  Only request FileFsObjectIdInformation if
        FILE_SUPPORTS_OBJECT_IDS is set in filesystem flags.
        * ntdll.h (struct _FILE_FS_VOLUME_INFORMATION): Add pragma pack so the
        structure size is matching the OS expectations.  Add __dummy member
        used in filesystem cache.

2010-09-10  Corinna Vinschen  <corinna@vinschen.de>

        * security.cc (get_file_sd): Add bool parameter justcreated.  Use
        GetSecurityInfo only if justcreated is true, NtQuerySecurityObject
        otherwise.  Add comment to explain why.  Don't waste time to call
        NtQuerySecurityObject twice, just allocate big enough area.
        (get_file_attribute): Call get_file_sd with justcreated set to false.
        (set_file_attribute): Call get_file_sd with justcreated depending on
        S_JUSTCREATED pseudo file attribute.
        (check_file_access): Call get_file_sd with justcreated set to false.
        * sec_acl.cc (setacl): Ditto.
        (getacl): Ditto.
        * security.h: Convert many functions to regparm functions.
        (get_file_sd): Declare with extra bool parameter.

2010-09-10  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_procsys.cc (fhandler_procsys::exists): Rearrange to handle
        dangling symlinks correctly.  Fix comments.
        (fhandler_procsys::fill_filebuf): Remove useless comment.

2010-09-08  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_procsys.cc (fhandler_procsys::open): Simplify by just
        calling fhandler_base::open.

2010-09-06  Corinna Vinschen  <corinna@vinschen.de>

        * Makefile.in (DLL_OFILES): Add fhandler_procsys.o.
        * devices.h (enum fh_devices): Add FH_PROCSYS.
        * devices.in (dev_procsys_storage): New device.
        * devices.cc: Regenerate.
        * dtable.cc (build_fh_pc): Add code to allocate fhandler_procsys.
        * fhandler.h (proc_len): Convert to size_t.
        (procsys): Declare.
        (procsys_len): Declare.
        (enum virtual_ftype_t): Move here from fhandler_virtual.h.
        Add members supported by fhandler_procsys.
        (fhandler_virtual::exists): Return virtual_ftype_t.  Change
        in all derived classes.
        (class fhandler_procsys): New class.
        (fhandler_union): Add fhandler_procnet and fhandler_procsys members.
        * fhandler_disk_file.cc (__DIR_mounts::check_missing_mount): Use
        ro_u_proc.
        (fhandler_base::fstat_by_handle): Don't copy attributes if file is an
        NT device.
        (fhandler_base::fstat_by_name): Ditto.
        * fhandler_netdrive.cc (fhandler_netdrive::exists): Return
        virtual_ftype_t.
        * fhandler_proc.cc (proc_tab): Sort alphabetically.  Use _VN macro
        to store length.
        (proc_len): Change to size_t.
        (proc_tab_cmp): New static function.
        (virt_tab_search): New function to search entry in virt_tab_t
        arrays.  Use throughout in /proc and sibling classes instead of
        loop.
        (fhandler_proc::exists): Return virtual_ftype_t.
        * fhandler_process.cc (process_tab): Sort alphabetically.  Use _VN
        macro to store length.
        (fhandler_process::exists): Return virtual_ftype_t.
        (fhandler_process::open): Simplify code.
        * fhandler_procnet.cc (procnet_tab): Sort alphabetically.  Use _VN
        macro to store length.
        (fhandler_procnet::exists): Return virtual_ftype_t.
        (fhandler_procnet::open): Simplify.
        * fhandler_procsys.cc: New file.
        * fhandler_registry.cc (fhandler_registry::exists): Return
        virtual_ftype_t.
        * fhandler_virtual.cc (fhandler_virtual::exists): Ditto.
        * fhandler_virtual.h (enum virtual_ftype_t): Move to fhandler.h.
        (virt_tab_t): Add name_len member.
        (_VN): New macro.
        (virt_tab_search): Declare.
        * mount.cc (mount_info::conv_to_win32_path): Fix comment.  Backslashify
        isprocsys_dev paths.
        * ntdll.h (STATUS_OBJECT_TYPE_MISMATCH): Define
        (STATUS_INSTANCE_NOT_AVAILABLE): Define.
        (STATUS_PIPE_NOT_AVAILABLE): Define.
        (STATUS_INVALID_PIPE_STATE): Define.
        (STATUS_PIPE_BUSY): Define.
        (SYMBOLIC_LINK_QUERY): Define.
        (NtOpenSymbolicLinkObject): Declare.
        (NtQuerySymbolicLinkObject): Declare.
        * path.cc (path_conv::check): Accommodate fact that exists method
        returns virtual_ftype_t now.  Add cases for new virtual_ftype_t
        types.
        (cygwin_conv_path): Add GLOBALROOT prefix to native device paths.
        Make sure to strip \\?\ prefix only for actual filesystem-based
        paths, not for all paths.
        * path.h (isproc_dev): Add FH_PROCSYS.
        (isprocsys_dev): Define.

2010-09-04  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (mount_info::from_fstab_line): Reorder to make sure all
        mounts from user fstab are user mounts.
        (mount): Make sure all mounts are user mounts, even those added via
        mount -a.

2010-09-02  Christopher Faylor  <me+cygwin@cgf.cx>

        * sigproc.cc (sigproc_init): Use American spelling in comment.

2010-09-01  Christopher Faylor  <me+cygwin@cgf.cx>

        * dcrt0.cc (dll_crt0_0): Remove myself settings.
        * fork.cc (fork): Set myself process_state.
        * pinfo.cc (pinfo_init): Ditto.
        (pinfo::thisproc): Make sure any sendsig setting is correctly copied.
        * pinfo.h: Update copyright.  Remove unused code.

2010-09-01  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygthread.cc (cygthread::create): Fix incorrect use of name rather
        than __name.
        * cygthread.h (cygthread::cygthread): Create versions which eliminate
        'n' parameter.
        * dcrt0.cc (dll_crt0_1): Remove check for threadfunc_ix.  Remove
        obsolete comments.  Set process_state to active here.
        * fhandler_netdrive.cc (create_thread_and_wait): Use shortened
        cygthread constructor.
        * timer.cc (timer_tracker::settime): Ditto.
        * window.cc (HWND): Ditto.
        * fhandler_tty.cc: Use shortened cygthread constructor, where
        appropriate, throughout.
        * select.cc: Ditto.
        * fork.cc (frok::child): Remove wait_for_sigthread.
        (fork): Reformat if for slightly better clarity.
        * init.cc (dll_finished_loading): New variable.
        (dll_entry): Use dll_finished_loading to determine when we should call
        merge_threadfunc.
        * sigproc.cc (no_signals_available): Simplify by using my_readsig.
        (wait_sig_inited): Delete.
        (wait_sig): Define as void function.
        (pending_signals): Accommodate change to wait_sig definition.
        (wait_for_sigthread): Delete definition.
        (sigproc_init): Initialize signal pipe here, before wait_sig thread is
        created.  Use void form of cygthread creation.
        (init_sig_pipe): Delete.
        (wait_sig): Return void rather than DWORD.  Assume previous
        initialization of signal pipe.  Set my_sendsig to NULL when exiting.
        * sigproc.h (wait_for_sigthread): Delete declaration.

2010-09-01  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_netdrive.cc (fhandler_netdrive::readdir): Set d_type.
        (fhandler_netdrive::seekdir): Fix test for readdir return value.
        * fhandler_registry.cc (fhandler_registry::seekdir): Ditto.

2010-09-01  Corinna Vinschen  <corinna@vinschen.de>

        * include/cygwin/version.h: Bump DLL minor version number to 8.

2010-08-31  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (normalize_posix_path): Preserve //./ and //?/ prefixes.
        (path_conv::check): Allow access to root directory of native NT disk
        devices.

2010-08-31  Corinna Vinschen  <corinna@vinschen.de>

        * include/cygwin/version.h: Bump DLL minor version number to 7.

2010-08-30  Christopher Faylor  <me+cygwin@cgf.cx>

        * dcrt0.cc (dll_crt0_0): Move sigproc_init later, after cygheap
        initialization since it relies on the cygheap existing (even if
        it shouldn't matter do to dll initialization serialization).

2010-08-30  Corinna Vinschen  <corinna@vinschen.de>

        * posix.sgml (std-notes): Fix typos and incorrectnesses.

2010-08-30  Corinna Vinschen  <corinna@vinschen.de>

        * autoload.cc (MsgWaitForMultipleObjectsEx): Define.
        (MsgWaitForMultipleObjects): Remove.
        * select.cc (select_stuff::wait): Use MsgWaitForMultipleObjectsEx with
        QS_ALLPOSTMESSAGE and, if possible, MWMO_INPUTAVAILABLE flags.  Explain
        why.  Fix a potential crash due to a NULL pointer in WAIT_FAILED case.
        (peek_windows): Use filter pattern on NT4.  Explain why.
        * wincap.h (wincaps::has_mwmo_inputavailable): New element.
        * wincap.cc: Implement above element throughout.

2010-08-29  Christopher Faylor  <me+cygwin@cgf.cx>

        * winlean.h: New file.
        * automode.c: Use "winlean.h".
        * binmode.c: Ditto.
        * gmon.c: Ditto.
        * textmode.c: Ditto.
        * textreadmode.c: Ditto.
        * winsup.h: Ditto.
        * lib/cygwin_attach_dll.c: Ditto.
        * lib/dll_main.cc: Ditto.
        * profile.c: Ditto.
        * crt0.c: Ditto.  Cleanup ancient cruft.  Add dummy calls to
        cygwin_premain*.
        * include/sys/cygwin.h: Remove old stuff.  Move premain declarations
        nearer to other cygwin-specific function declarations.
        * globals.cc: Add comment.

2010-08-28  Corinna Vinschen  <corinna@vinschen.de>

        * autoload.cc (LoadDLLprime): Change dllname storage to string16.
        (struct dll_info): Convert name to WCHAR.
        (std_dll_init): Load DLLs with full path to windows system directory.
        Add hint to Microsoft security advisory.
        * dcrt0.cc (init_windows_system_directory): New function.
        (dll_crt0_0): Call init_windows_system_directory first.
        * exceptions.cc (windows_system_directory): Move to globals.cc.
        (windows_system_directory_length): Ditto.
        (events_init): Drop code fetching windows_system_directory.
        * globals.cc (windows_system_directory): New global variable.
        (windows_system_directory_length): Ditto.
        * net.cc (load_ipv6_funcs): Use windows_system_directory rather than
        GetSystemDirectoryW.
        * netdb.cc (open_system_file): Ditto.  Simplify debug output.

2010-08-27  Corinna Vinschen  <corinna@vinschen.de>

        * external.cc (sync_wincwd): Remove.
        (cygwin_internal): Drop CW_SYNC_WINCWD case.
        * globals.cc (ro_u_pipedir): New R/O unicode string.
        * ntdll.h (RtlSetCurrentDirectory_U): Declare.
        * path.cc (cwdstuff::set): Improve comments.  Drop setting Win32 CWD to
        \\?\PIPE\ on init.  Keep Win32 CWD in sync, if possible.  Set to
        \\?\PIPE\ otherwise.
        * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Revert to 230.
        * include/sys/cygwin.h (cygwin_getinfo_types): Remove CW_SYNC_WINCWD.

2010-08-27  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_proc.cc (format_proc_partitions): Improve comment.

2010-08-26  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_proc.cc (format_proc_partitions): Simplify code and enable
        partition layout printing for non-privileged users.

2010-08-25  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (fs_info::update): Fix comments.

2010-08-25  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (rename): Open file with FILE_READ_ATTRIBUTES.

2010-08-24  Corinna Vinschen  <corinna@vinschen.de>

        * include/cygwin/version.h: Fix comment.

2010-08-24  Corinna Vinschen  <corinna@vinschen.de>

        * external.cc (cygwin_internal): In CW_CVT_MNT_OPTS case, initialize
        flags with *pflags to restore original behaviour.

2010-08-21  Corinna Vinschen  <corinna@vinschen.de>

        * Makefile.in (DLL_IMPORTS): Link against advapi32.a before kernel32.a.

2010-08-20  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygthread.cc: Update copyright.

2010-08-20  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (path_conv::check): Close handle in conv_handle if we're
        following a symlink.

2010-08-20  Pedro Izecksohn <pedro.izecksohn@gmail.com>

        * endian.h (htobe16, htobe32, htobe64, be16toh, be32toh, be64toh,
        htole16, htole32, htole64, le16toh, le32toh, le64toh): Define.

2010-08-20  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (readdir_check_reparse_point): Rename from
        is_volume_mountpoint.  Return valid d_type value for underlying
        reparse point type.
        (readdir_get_ino): Don't rely on the handle set in pc.check.  Open
        file here if pc.handle() is NULL.
        (fhandler_disk_file::readdir_helper): Try to set a correct d_type value
        more diligent.
        (fhandler_disk_file::readdir): Don't reset dirent_set_d_ino unless
        we're really sure it's due to an untrusted FS.  Simplify usage of
        FileAttributes, which is 0 if buf is NULL, anyway.  Set d_type
        correctly for faked "." and ".." entries.  Improve debug output.
        * path.cc (symlink_info::check): Don't keep handle to volume mount
        point open.  Explain why.

2010-08-20  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_disk_file::fstatvfs): Revert usage
        of get_stat_handle () to get_handle ().  Add comment to explain why.
        * syscalls.cc (statvfs): Drop using PC_KEEP_HANDLE.

2010-08-19  Corinna Vinschen  <corinna@vinschen.de>

        * external.cc (sync_wincwd): New function.
        (cygwin_internal): Rename CW_SETCWD to CW_SYNC_WINCWD.  Call
        sync_wincwd from here.
        * include/sys/cygwin.h (cygwin_getinfo_types): Rename CW_SETCWD to
        CW_SYNC_WINCWD.

2010-08-18  Christopher Faylor  <me+cygwin@cgf.cx>

        * external.cc (CW_SETCWD): New option.
        * include/cygwin/version.h: Bump api minor to 231.
        * include/sys/cygwin.h (CW_SETCWD): Define.

2010-08-18  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (rename): Fix renaming file-based devices.

2010-08-18  Corinna Vinschen  <corinna@vinschen.de>

        * exceptions.cc (open_stackdumpfile): Don't try to open file if we
        have no filesystem based CWD.  Add comment.
        * path.cc (cwdstuff::set): Set CWD handle to NULL if CWD is a virtual
        path.  Simplify matching comment.

2010-08-18  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_base::fstat_helper): Set st_rdev
        to correct device number for fs_special devices.

2010-08-16  Corinna Vinschen  <corinna@vinschen.de>

        * include/cygwin/version.h: Bump DLL minor version number to 6.

2010-08-14  Corinna Vinschen  <corinna@vinschen.de>

        * pipe.cc (fhandler_pipe::open): Duplicate content of opened pipe
        fhandler before calling dup method.

2010-08-13  Corinna Vinschen  <corinna@vinschen.de>

        * cygheap.h (class cwdstuff): Make drive_length private.
        Add "error" member.
        (cwdstuff::get_error): New inline method.
        (cwdstuff::get_error_desc): Declare.
        (cwdstuff::set): Change first parameter to pointer to path_conv.
        * path.cc (chdir): Drop doit.  Align call to cwdstuff::set to
        new arguments.
        (cwdstuff::init): Only call cwdstuff::set if it's not already
        initialized.  Add comment.  Drop third parameter in call to
        cwdstuff::set.
        (cwdstuff::set): Partially rewrite.  Add lots of comments to explain
        everything.  Drop "doit" since it's not used anymore.  Always create
        new handle to CWD if not in a virtual path.  Drop PEB locking when
        reading PEB values in init phase.  Check for accessibility to set
        correct error code.  Drop Vista workaround.  Never write back into PEB. 
        Set Win32 CWD to \\?\PIPE\ on init.  Simplify creation of win32 path. 
        Set new error member to a meaningful value.
        (cwdstuff::get_error_desc): New method to generate error message
        from cwd error code.
        * spawn.cc (spawn_guts): Call cwdstuff::get_error_desc to create
        more meaningful error message when not being able to start native
        Win32 app due to CWD restrictions.  When starting native Win32 app,
        lock cwd and use in calls to CreateProcessW/CreateProcessAsUserW.

2010-08-11  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (struct opt): Add "bind" option.
        (mount_info::from_fstab_line): Handle "bind" option.
        (fillout_mntent): Add "bind" option to mnt_opts.
        (mount): Handle "bind" option.
        * include/sys/mount.h (MOUNT_BIND): New mount flag.

2010-08-10  Christopher Faylor  <me+cygwin@cgf.cx>

        * sigproc.cc (init_sig_pipe): Add retry loop.

2010-08-09  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygheap.h (cygheap_fdmanip): Delete fh and use fd index into
        cygheap->fdtab throughout.
        (cygheap_fdnew): Replace fh by using fd index into cygheap->fdtab
        throughout.  (cygheap_fdget): Ditto.  (cygheap_fdenum): Ditto.

2010-08-09  Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>

        Implement POSIX.1-2004 Monotonic Clock.
        * hires.h: Change hires_us to hires_ns, with nanosecond resolution.
        (hires_ns::primed_ft): Remove.
        (hires_ns::nsecs): New prototype.
        (hires_ns::usecs): Rewrite in terms of nsecs.
        (hires_ns::resolution): New prototype.
        * times.cc: Change hires_us to hires_ns.
        (ntod): Declare.
        (systime): Remove.
        (hires_ns::prime): Increase resolution to nanoseconds.
        (hires_ns::nsecs): Rename usecs to nsecs to reflect increased resolution.
        Remove justdelta argument.
        (hires_ns::resolution): New function.
        (clock_gettime): Accept CLOCK_MONOTONIC.
        Use EINVAL instead of ENOSYS per POSIX.1-2004.
        (clock_getres): Ditto.
        (clock_setres): Use EINVAL instead of ENOSYS to conform with other
        implementations.
        * strace.cc (strace::microseconds): Adjust for hires_ns.
        * sysconf.cc (sca): Set _SC_MONOTONIC_CLOCK to _POSIX_MONOTONIC_CLOCK.
        * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2010-08-09  Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>

        * fhandler_proc.cc: Add /proc/filesystems virtual file.
        (format_proc_filesystems): New function.
        * mount.cc (fs_names): Move to global scope. Redefine as array
        of { "name", block_device? } structs.
        (fillout_mntent): Use name member of fs_names.
        * mount.h (fs_names): New prototype.

2010-08-09  Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>

        * include/dlfcn.h (RTLD_LOCAL): Define.

2010-08-06  Corinna Vinschen  <corinna@vinschen.de>

        * include/sys/dirent.h (d_fileno): Define as d_ino.

2010-08-04  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (cygwin_conv_path): Rearrange test for "." in POSIX to
        relative DOS path conversion.  Simplify fixing the path.
        In CCP_POSIX_TO_WIN_W conversion, always drop long path prefix if path
        fits into MAX_PATH.  Explain why.

2010-08-01  Christopher Faylor  <me+cygwin@cgf.cx>

        * exceptions.cc (_cygtls::interrupt_now): Revert to checking for
        "spinning" when choosing to defer signal.
        (_cygtls::call_signal_handler): Grab func when we have the lock.
        * gendef: Update copyright.
        (__sigbe): Simplify slightly.
        (_sigdelayed): Grab a lock before manipulating stuff.
        (_cygtls::pop): Properly return popped value.
        (stabilize_sig_stack): Set incyg when we have the lock.
        * sigproc.cc: Update copyright.

2010-07-28  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygthread.h (LPVOID_THREAD_START_ROUTINE): Define.
        (cygthread::create): Rename from cygthread::cygthread.
        (cygthread::cygthread): Define new constructor which accepts
        LPVOID_THREAD_START_ROUTINE as the first argument.  Call
        cygthread::create.
        * cygthread.cc (cygthread::create): Rename from cygthread::cygthread.
        Use 'arglen' rather than 'n' since 'n' is no longer supplied.
        * fhandler_tty.cc (process_input): Define as void/noreturn.
        (process_output): Ditto.
        (process_ioctl): Ditto.
        (fhandler_tty_master::init): Don't "zap_h" cygthreads which are
        noreturn.  It's now implied.

2010-07-23  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler.cc (fhandler_base::raw_write): Remove STATUS_DISK_FULL
        special handling.

2010-07-19  Eric Blake  <eblake@redhat.com>

        * mktemp.cc (_gettemp): Add flags argument.  All callers updated.
        (mkostemp, mkostemps): New functions.
        * cygwin.din (mkostemp, mkostemps): Export.
        * posix.sgml: Document them.
        * include/cygwin/version.h: Bump version.

2010-07-18  Christopher Faylor  <me+cygwin@cgf.cx>

        * autoload.cc (noload): Use "pushl" rather than "push".

2010-07-18  Christopher Faylor  <me+cygwin@cgf.cx>

        * exceptions.cc (_cygtls::interrupt_now): Avoid nonsensical tests which
        delay an interrupt.
        (setup_handler): Remove unneeded DEBUGGING handling.  Ensure that stack
        is locked when we are about to do push/pop to it.  Fix debugging output.

2010-07-18  Christopher Faylor  <me+cygwin@cgf.cx>

        * gendef: Throughout, remove lock from xchgl since it is implied.
        (__ZN7_cygtls3popEv): Avoid potential (but probably nonexistent) race
        when clearing element after pop.

2010-07-15  Corinna Vinschen  <corinna@vinschen.de>

        * wincap.cc (wincap_7): Set needs_count_in_si_lpres2 to false.

2010-07-07  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (unlink_nt): Disable try_to_bin for netapp drives.
        Explain why.

2010-07-05  Corinna Vinschen  <corinna@vinschen.de>

        Align seekdir and telldir API to POSIX definition.
        * Makefile.in (NEW_FUNCTIONS): Remove seekdir and telldir mappings.
        * dir.cc (telldir): Move functionality from telldir64 here.  Use
        long, rather than _off_t.
        (telldir64): Just call telldir.  Only keep for backward compatibility.
        (seekdir): Move functionality from seekdir64 here.  Use long, rather
        than _off_t.
        (seekdir64): Just call seekdir.  Only keep for backward compatibility.
        * fhandler.h: Throughout, change prototypes of seekdir and telldir
        methods to use long, rather than _off64_t.
        * fhandler_disk_file.cc: Change aforementioned methods accordingly.
        * fhandler_netdrive.cc: Ditto.
        * fhandler_registry.cc: Ditto.
        * fhandler_virtual.cc: Ditto.
        * include/sys/dirent.h (struct __DIR): Change __d_position from
        _off_t to long to reflect API change.
        (telldir): Change prototype to use long, rather than off_t.
        (seekdir): Ditto.

2010-07-04  Christopher Faylor  <me+cygwin@cgf.cx>

        * path.cc (path_conv::check): Move fs-specific settings to a point
        where we know that we have filled out the filesystem information.
        * path.h (path_conv::path_conv): Use consistent initialization for
        constructors.

        * include/sys/cygwin.h: Define CW_STRERROR.
        * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 228.
        * include/external.h: Implement CW_STRERROR.

2010-07-02  Corinna Vinschen  <corinna@vinschen.de>

        * net.cc (cygwin_getsockopt): Make sure SO_PEERCRED is only handled
        in level SOL_SOCKET.  Workaround a return value regression in Vista
        and later.  Add comment to explain.

2010-06-29  Corinna Vinschen  <corinna@vinschen.de>

        * spawn.cc (spawn_guts): Reinstantiate a FIXME comment.

2010-06-29  Corinna Vinschen  <corinna@vinschen.de>

        * exceptions.cc (dump_exception): Use %W instead of %s for printing
        progname.
        * fork.cc (frok::parent): Fix typos in debug output.
        * spawn.cc (spawn_guts): Copy wide Win32 filename into _pinfo::progname,
        rather than native NT name.  Use %W instead of %S for printing progname.

2010-06-28  Christopher Faylor  <me+cygwin@cgf.cx>

        * fork.cc (frok::parent): Improve error message.

2010-06-22  Corinna Vinschen  <corinna@vinschen.de>

        * flock.cc (allow_others_to_sync): Use small stack buffer rather
        than big temp buffer.  Fix typo in comment.
        (lf_setlock): Revert to using tmp_pathbuf.
        (lf_getlock): Ditto.

2010-06-22  Corinna Vinschen  <corinna@vinschen.de>

        * sec_acl.cc (setacl): Use the long time unused ACL_DEFAULT_SIZE
        instead of a constant value.
        * security.cc (alloc_sd): Ditto.

2010-06-21  Christopher Faylor  <me+cygwin@cgf.cx>

        * tmpbuf.h: New file.
        * flock.cc: Include tmpbuf.h for new tmpbuf functionality.
        (allow_others_to_sync): Use tmpbuf rather than tmp_pathbuf.  Explain
        why.
        (lf_setlock): For consistency, use tmpbuf rather than tmp_pathbuf.
        (lf_getlock): Ditto.

2010-06-21  Christopher Faylor  <me+cygwin@cgf.cx>

        * dcrt0.cc (__api_fatal): Temporarily generate a stackdump.

2010-06-21  Christopher Faylor  <me+cygwin@cgf.cx>

        * tls_pbuf.cc (tmp_pathbuf::w_get): Report what's failing when too many
        buffers are in use.

2010-06-17  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Fetch stat
        handle only after checking for NFS.

2010-06-15  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Use handle
        returned by get_stat_handle.
        (fhandler_base::fstat_helper): Reinstatiate code to re-open the file
        when checking for executability if called via fstat.  Explain why.

2010-06-15  Corinna Vinschen  <corinna@vinschen.de>

        * dtable.cc (dtable::dup_worker): Reset path_conv handle in duplicated
        fhandler.
        * fhandler.cc (fhandler_base::fstatvfs): Keep handle in created
        path_conv.
        * fhandler.h (fhandler_base::get_stat_access): New method.
        (fhandler_base::get_stat_handle): New method.
        * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Use handle
        returned by get_stat_handle.  Only request inode from system if it
        isn't already set in the fhandler, and only for filesystems supporting
        them.
        (fhandler_base::fstat_fs): Use handle returned by get_stat_handle.
        Change the way open_fs is called.  Explain why.
        (fhandler_base::fstat_helper): Use handle returned by get_stat_handle.
        Never use 0 inode number.  Simplify executable recognition by re-using
        get_stat_handle if file could be opened with sufficient rights.
        (fhandler_disk_file::fstatvfs): Use handle returned by get_stat_handle.
        (fhandler_disk_file::facl): Use handle returned by get_stat_handle in
        GETACL and GETACLCNT cases.
        (fhandler_disk_file::link): Use handle returned by get_stat_handle
        instead of opening file here again.  Add comment.
        (readdir_get_ino): Keep handle in created path_conv and drop
        opening file.
        * ntdll.h (wait_pending): New helper function.
        * path.cc (symlink_info::check): Drop unused 'opt' parameter from
        declaration.  Add path_conv_handle argument.
        (path_conv::check): Make sure conv_handle is closed.  Keep
        PC_KEEP_HANDLE flag in pflags_or.  Accommodate call to sym.check to
        new args.
        (path_conv::~path_conv): Close conv_handle.
        (symlink_info::check_shortcut): Don't re-open file here, just use
        incoming handle.  Drop goto's and label out.
        (symlink_info::check_sysfile): Don't re-open file here, just use
        incoming handle.  Keep track of file position to accommodate the fact
        that file has been opened asynchronously in calling function.
        (symlink_info::check_nfs_symlink): Don't re-open file here, just use
        incoming handle.
        (symlink_info::check): Drop unused 'opt' parameter.  Add
        path_conv_handle argument.  Always try to open file with GENERIC_READ
        rights first to allow reading file content w/o having to re-open the
        file.  Drop back to READ_CONTROL | FILE_READ_ATTRIBUTES otherwise.
        Call symlink test functions (except for check_reparse_point) only if
        file could be opened with GENERIC_READ.  Keep file handle open if
        PC_KEEP_HANDLE is set in pflags.
        * path.h (enum pathconv_arg): Add PC_KEEP_HANDLE flag.
        (class path_conv_handle): New class.
        (class path_conv): Add conv_handle member.
        (path_conv::operator =): Duplicate conv_handle.
        (path_conv::handle): New method.
        (path_conv::access): New method.
        (path_conv::reset_conv_handle): New method.
        (path_conv::close_conv_handle): New method.

2010-06-15  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_disk_file::fstatvfs): Fix indentation.

2010-06-15  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (path_conv::get_ino_by_handle): Convert from
        static function to path_conv method.  Accommodate throughout.
        (path_conv::ndisk_links): Unused, comment out.
        * path.h (path_conv::get_ino_by_handle): Declare.
        (path_conv::ndisk_links): Comment out declaration.

2010-06-14  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (path_conv::check): Return with ENOTDIR if component is a
        device.

2010-06-14  Corinna Vinschen  <corinna@vinschen.de>

        * dlfcn.cc (get_full_path_of_dll): Revert patch from 2010-04-29.

2010-06-12  Christopher Faylor  <me+cygwin@cgf.cx>

        * times.cc (gtod): Move to sharable region.

2010-06-09  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (symlink_info::check_shortcut): Use ro_u_empty rather than
        local UNICODE_STRING object.
        (symlink_info::check_sysfile): Ditto.  Return immediately if NtOpenFile
        failed to avoid closing random handle.  Improve debug output in case
        NtReadFile failed.

2010-06-08  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (symlink_info::check): Set h to NULL after closing handle
        in udf check.  Remove overagressive bracketing.  Don't set h to NULL
        without closing the handle.  Fix using wrong handle in checking
        file system when using parent directory handle.

2010-06-07  Corinna Vinschen  <corinna@vinschen.de>

        * include/sys/stdio.h: Remove _GNU_SOURCE guard around getline
        and getdelim prototypes since they are SUSv4 now.

2010-06-02  Corinna Vinschen  <corinna@vinschen.de>

        * ntdll.h (STATUS_BAD_NETWORK_PATH): Define.
        (STATUS_BAD_NETWORK_NAME): Define.
        * path.cc (symlink_info::check): Convert STATUS_BAD_NETWORK_PATH and
        STATUS_BAD_NETWORK_NAME into an immediate ENOENT.

2010-06-01  Corinna Vinschen  <corinna@vinschen.de>

        * exceptions.cc (open_stackdumpfile): Correctly append .stackdump
        suffix.

        * nlsfuncs.cc (rebase_locale_buf): Reorder arguments.  Accommodate
        throughout.  Add pointer to end of buffer and avoid changing pointers
        not pointing into the buffer.

2010-06-01  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_netdrive.cc (fhandler_netdrive::exists): Always free WNet
        resource if created.

2010-05-31  Corinna Vinschen  <corinna@vinschen.de>

        * cygheap.cc (cygheap_user::set_name): Allow to change the user name
        if it only differs by case.

2010-05-26  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_registry.cc (multi_wcstombs): New function.
        (fhandler_registry::fstat): Call multi_wcstombs for strings of type
        REG_MULTI_SZ.
        (fhandler_registry::fill_filebuf): Ditto.

2010-05-26  Christopher Faylor  <me+cygwin@cgf.cx>

        * hires.h (hires_base::reset): New function.
        (hires_us): Specify that hires_base is a public import.
        (hires_ms): Ditto.
        * times.cc (gtod): Move earlier in file.
        (settimeofday): Reset gtod so that base will be subsequently
        recalculated.

2010-05-26  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (symlink_info::check): Don't try to handle remote reparse
        points as symlinks.  Explain why.

2010-05-26  Corinna Vinschen  <corinna@vinschen.de>

        * include/inttypes.h: Change PTR definitions to int to align with the
        stdint.h type definitions of intptr_t/uintptr_t.

2010-05-26  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler.h (class fhandler_pty_master): Add master_thread member.
        * fhandler_tty.cc (fhandler_pty_master::close): Properly detach from
        master thread.
        (fhandler_pty_master::setup): Store cygthread pointer of pty master
        control thread in master_thread.  Don't zap thread handle.

2010-05-26  Kazuhiro Fujieda  <fujieda@acm.org>
            Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_lc_time_from_win): Use LOCALE_SMONTHNAME1
        instead of LOCALE_SABBREVMONTHNAME1 in Japanese and Korean
        locales to get abbreviated month names.  Explain why.

2010-05-18  Kazuhiro Fujieda  <fujieda@acm.org>

        * environ.cc (regopt): Change the first argument to wide char string.
        (environ_init): Accommodate change to the first argument of regopt.
        * exception.cc (open_stackdumpfile): Accommodate change to the type of
        progname in _pinfo.
        * external.cc (fillout_pinfo): Ditto.
        * fhandler_process.cc (format_process_winexename): Ditto.
        (format_process_stat): Ditto.
        * fork.cc (fork::parent): Ditto.
        * pinfo.cc (pinfo_basic::pinfo_basic): Call GetModuleFileNameW instead
        of GetModuleFileName.
        (pinfo::thisproc): Accommodate change to the type of progname in
        _pinfo.
        (pinfo_init): Ditto.
        * pinfo.h (_pinfo): Change the type of progname to a wide char array.
        * registry.h (reg_key::get_int): Change the first argument from
        constant point to pointer to constant.
        (reg_key::get_string): Ditto.  Change the last argument likewise.
        * registry.cc (reg_key::get_int): Accommodate change to the
        declaration.
        (reg_key::get_string): Ditto.
        * strace.cc (strace::hello): Accommodate change to the type of progname
        in _pinfo.
        (strace::vsprntf): Ditto.

2010-05-07  Christopher Faylor  <me+cygwin@cgf.cx>

        * Makefile.in (DLL_OFILES): Add pseudo-reloc.o.
        * dcrt0.cc (child_info_fork::handle_fork): Call
        _pei386_runtime_relocator here.
        (dll_crt0_1): Ditto for non-fork case.
        * dll_init.cc (dll::init): Complain more in comment.  Clean up
        slightly.
        (dll_dllcrt0_1): Call _pei386_runtime_relocator when we know we have
        a filled-in per_process structure.
        * globals.cc (__cygwin_user_data): Accommodate new fields for
        _pei386_runtime_relocator.
        * pseudo-reloc.cc: New file adapted from old lib/pseudo-reloc.c.
        Include winsup.h directly.  Collapse #ifdef __CYGWIN__ into one block.
        Perform minor whitespace code reformatting.
        (__report_error): Use small_printf to output error.
        (_pei386_runtime_relocator): Conditionalize for cygwin to take
        per_process pointer parameter.
        * winsup.h (_pei386_runtime_relocator): Declare.
        * include/cygwin/version.h
        (CYGWIN_VERSION_PER_PROCESS_API_VERSION_COMBINED): New macro.
        (CYGWIN_VERSION_USER_API_VERSION_COMBINED): Use above macro.
        (CYGWIN_VERSION_USE_PSEUDO_RELOC_IN_DLL): New macro.
        (CYGWIN_VERSION_API_MINOR): Bump to 227.
        * include/sys/cygwin.h: Remove obsolete comment.
        (per_process::unused2): Shorten.
        (per_process::pseudo_reloc_start): New field.
        (per_process::pseudo_reloc_end): Ditto.
        (per_process::image_base): Ditto.
        * lib/_cygwin_crt0_common.cc: Declare pseudo runtime externs needed for
        per_process structure.
        (_cygwin_crt0_common): Fill in pseudo_reloc runtime constants.
        * lib/pseudo-reloc-dummy.c: New file.  Dummy function to satisify ld.
        * lib/pseudo-reloc.c: Delete.

2010-05-07  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_tty.cc (fhandler_tty_slave::init): Disable grabbing
        process group ownership of tty in case we're being debugged.

2010-05-06  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (path_conv::check): Drop setting sym.pflags before calling
        mount_info::conv_to_win32_path since the flag value is overwritten by
        mount_info::conv_to_win32_path anyway.
        Set flags for DOS paths before calling symlink_info::check so they can
        be used in that function already.

2010-05-03  Christopher Faylor  <me+cygwin@cgf.cx>

        * dll_init.cc (dll_list::alloc): Add debugging assertion.

2010-04-29  Corinna Vinschen  <corinna@vinschen.de>

        * dlfcn.cc (get_full_path_of_dll): Handle non-existent file.

2010-04-29  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (struct opt): Add "dos" and "ihash" options.
        (fillout_mntent): Ditto.
        * path.cc (path_conv::get_nt_native_path): Use path_conv's
        has_dos_filenames_only method.
        (path_conv::check): Add PATH_IHASH flag if FS has unreliable inode
        numbers.
        (symlink_info::check_shortcut): Or symlink flags to pflags.
        (symlink_info::check_sysfile): Ditto.  Change test accordingly.
        (symlink_info::check_reparse_point): Ditto.
        (symlink_info::check_nfs_symlink): Ditto.
        (symlink_info::check): Check PATH_DOS flag in call to get_nt_native_path
        to utilize mount flag.  Ditto in test for potential restarting.  Set
        PATH_DOS if FS only allows DOS filename rules.
        * path.h (enum path_types): Add PATH_DOS and PATH_IHASH.
        (path_conv::hasgood_inode): Check PATH_IHASH instead of
        fs.hasgood_inode.
        (path_conv::has_dos_filenames_only): New method.
        * include/sys/mount.h (MOUNT_DOS): New mount flag.
        (MOUNT_IHASH): Ditto.

2010-04-29  Corinna Vinschen  <corinna@vinschen.de>

        * external.cc (cygwin_internal): Add CW_CVT_MNT_OPTS to allow mount
        flag parsing.  Add CW_LST_MNT_OPTS case to allow mount flag listing.
        * mount.cc (fstab_read_flags): Rename from read_flags.  Make externally
        available.  Change input string to char ** to allow returning faulty
        option.  Add flag for avoiding debug output.
        (fstab_list_flags): New function to create list of options.
        * include/sys/cygwin.h (cygwin_getinfo_types): Add CW_CVT_MNT_OPTS and
        CW_LST_MNT_OPTS.

2010-04-28  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (compare_flags): New function.
        (read_flags): Replace loop with bsearch.  Simplify error check.

2010-04-28  Corinna Vinschen  <corinna@vinschen.de>

        * include/cygwin/version.h: Bump API minor version.

2010-04-28  Corinna Vinschen  <corinna@vinschen.de>

        * cygwin.din (__locale_mb_cur_max): Export.
        * nlsfuncs.cc (__getlocaleinfo): Drop conversion to multibyte.
        (__charfromwchar): New function to convert to multibyte.
        (__eval_datetimefmt): Convert to return wchar_t pointer.  Work on
        wide char string.
        (__set_lc_time_from_win): Take additional pointer to "C" category info
        to accommodate C.foo locales.  Rework to fill wide char members in
        category info.
        (__set_lc_ctype_from_win): New function.
        (__set_lc_numeric_from_win): Take additional pointer to "C" category
        info to accommodate C.foo locales.  Rework to fill wide char members
        in category info.
        (__set_lc_monetary_from_win): Ditto.
        (__set_lc_messages_from_win): Ditto.
        (__get_current_collate_codeset): New function, called from nl_langinfo.
        * include/cygwin/config.h (__HAVE_LOCALE_INFO_EXTENDED__): Define.

2010-04-27  Christopher Faylor  <me+cygwin@cgf.cx>

        * spawn.cc (find_exec): Use the first detected errno when lookup fails.

2010-04-27  Corinna Vinschen  <corinna@vinschen.de>

        * include/regex.h: Include _ansi.h to avoid missing out on preprocessor
        macros in sys/_types.h.

2010-04-26  Corinna Vinschen  <corinna@vinschen.de>

        * mount.h (fs_info::inited): New inline method.
        * path.cc (path_conv::check): Clear filesystem info if following a
        symlink.  Use new fs_info::inited method to check if FS info is already
        available.
        (symlink_info::check): Drop fs_update_called.  Use fs_info::inited
        method instead.  Streamline test for leading space and trailing dot or
        space.  Add comments.

2010-04-23  Corinna Vinschen  <corinna@vinschen.de>

        * path.h (get_nt_native_path): Add third parameter to declaration and
        declare with regparms.
        * path.cc (get_nt_native_path): Add third parameter to allow conversion
        of leading and trailing dots and spaces on filesystems only supporting
        filenames following DOS rules.
        (path_conv::get_nt_native_path): Call get_nt_native_path according to
        fs.has_dos_filenames_only flag.
        (getfileattr): Accommodate new parameter to get_nt_native_path.
        (symlink_info::check): Revamp fs_update_called handling to call
        fs.update only once per call.  Call get_nt_native_path according to
        fs.has_dos_filenames_only flag.  Streamline filesystem dependent code
        not to be called more than once unnecessarily.  Drop code tweaking
        incoming path for broken filesystems only allowing DOS pathnames.
        Rely on changed get_nt_native_path instead.
        * mount.cc (fillout_mntent): Accommodate new parameter to
        get_nt_native_path.
        * strfuncs.cc (tfx_rev_chars): New conversion table with comment.
        (sys_cp_wcstombs): Use tfx_rev_chars rather than tfx_chars.

2010-04-22  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (symlink_info::check): Make sure to restart only once.

2010-04-22  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (GETVOLINFO_VALID_MASK): Drop FILE_SEQUENTIAL_WRITE_ONCE
        from mask.  Expand the comment a bit.
        (WIN_FAT_FLAGS): New define.
        (FS_IS_WINDOWS_FAT): New macro.
        (fs_info::update): Handle remote FS faking to be FAT.  Subsume under
        CIFS.  Check for NWFS and has_buggy_basic_info only for remote
        filesystems.  Add check for has_dos_filenames_only.
        * mount.h (class fs_info): Add has_dos_filenames_only status flag.
        Implement accessors.
        * path.cc (symlink_info::check): Rearrange variable definitions to
        clear them up.  Add a restart label to allow a clean restart within
        the method.  Add a check for broken filesystems only allowing DOS
        pathnames in case we encounter a STATUS_OBJECT_NAME_NOT_FOUND status.
        If all checks point to one of that, restart method with tweaked
        incoming path.  Add lengthy comments to explain what we do.

2010-04-22  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (symlink_info::check): Fix a comment.

2010-04-21  Corinna Vinschen  <corinna@vinschen.de>
            Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler_termios.cc (tcinit): Remove previously applied change.
        Replace with...
        * fhandler_tty.cc (fhandler_tty_slave::init): Become process group
        leader if called from dtable::init_std_file_from_handle.  Add comment
        to explain.

2010-04-21  Corinna Vinschen  <corinna@vinschen.de>

        * dtable.cc (dtable::init_std_file_from_handle): Set access mask for
        the slave side of ttys explicitely.  Explain why.

2010-04-20  Christopher Faylor  <me+cygwin@cgf.cx>

        * path.cc (cygwin_create_path): Free memory on error.

2010-04-20  Corinna Vinschen  <corinna@vinschen.de>

        * cygheap.h (struct init_cygheap): Add rlim_core member.
        * cygheap.cc (cygheap_init): Initialize rlim_core to RLIM_INFINITY.
        * exceptions.cc (stackdump): Drop extern declaration of rlim_core.
        Refer to cygheap->rlim_core instead.
        (exception::handle): Disable stackdumping if cygheap->rlim_core is 0.
        Don't set WCOREDUMP flag in exit code, if cygheap->rlim_core is 0.
        (sigpacket::process): Ditto.
        * resource.cc (rlim_core): Remove.
        (getrlimit): Fetch RLIMIT_CORE value from cygheap->rlim_core.
        (setrlimit): Store RLIMIT_CORE value in cygheap->rlim_core.

2010-04-19  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygerrno.h: Nevermind.

2010-04-19  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygerrno.h: Protect use of NTSTATUS for only when we need it.

2010-04-19  Christopher Faylor  <me+cygwin@cgf.cx>

        * lib/_cygwin_crt0_common.cc: Remove unneeded declarations.

2010-04-19  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_tty.cc (fhandler_tty_slave::fch_set_sd): Remove commented out
        code.

2010-04-19  Corinna Vinschen  <corinna@vinschen.de>

        * autoload.cc (GetNamedPipeClientProcessId): Define.
        * fhandler.h (fhandler_tty_slave::fch_open_handles): Declare private.
        (fhandler_tty_slave::fch_close_handles): Ditto.
        (fhandler_tty_slave::cygserver_attach_tty): Drop declaration.
        (fhandler_tty_slave::fstat): Declare public.
        (fhandler_tty_slave::fchmod): Declare public.
        (fhandler_tty_slave::fchown): Declare public.
        (class fhandler_pty_master): Add master_ctl handle.
        (fhandler_pty_master::pty_master_thread): Declare public.
        * fhandler_termios.cc (fhandler_termios::tcinit): If the process
        is started from a non-Cygwin process, make it tty process group
        leader.
        * fhandler_tty.cc: Throughout accommodate additional security related
        arguments in calls to functions creating or opening objects.
        (close_maybe): Move to start of file to reuse it
        in other methods.
        (struct pipe_request): Define.
        (struct pipe_reply): Define.
        (fhandler_tty_slave::open): Throughout, try to open synchronization
        objects with MAXIMUM_ALLOWED permissions.  Drop call to cygserver.
        Try to duplicate pipe handles via master_ctl pipe if duplicating
        directly doesn't work.
        (fhandler_tty_slave::cygserver_attach_tty): Remove.
        (fhandler_tty_slave::init): Close unused incoming pipe handle.
        (fhandler_pty_master::close): Send exit message to master control
        thread and close master_ctl handle.
        (fhandler_pty_master::pty_master_thread): New method, implementing the
        master control thread.
        (pty_master_thread): Static helper to start master control thread.
        (fhandler_pty_master::setup): Simplify creating pipe inheritance.
        Make sure we're the one creating the input_available_event.  Add
        comment to explain why.  Create master_ctl pipe and start master
        control thread.  Close master_ctl handle in case of error.
        * security.cc (alloc_sd): Add code to handle tty objects.  Add comments
        to explain what exactly is required.
        (get_object_sd): New function.
        (get_object_attribute): New function.
        (create_object_sd_from_attribute): New function.
        (set_object_sd): New function.
        (set_object_attribute): New function.
        (set_file_attribute): Change attribute type to mode_t.
        * security.h (set_file_attribute): Change attribute type to mode_t.
        (get_object_sd): Declare.
        (get_object_attribute): Declare.
        (create_object_sd_from_attribute): Declare.
        (set_object_sd): Declare.
        (set_object_attribute): Declare.
        * tty.cc (tty::slave_alive): Implement directly instead of via alive.
        (tty::exists): Open mutex handle with READ_CONTROL access.
        (tty::alive): Remove.
        (tty::open_output_mutex): Convert to inline method.
        (tty::open_input_mutex): Ditto.
        (tty::open_mutex): Take additional ACCESS_MASK parameter for the
        mutex open access mask.
        (tty::open_inuse): New method.
        (tty::create_inuse): Take PSECURITY_ATTRIBUTES parameter.  Drop fmt
        name parameter.  Always create TTY_SLAVE_ALIVE event.
        (tty::get_event): Take additional PSECURITY_ATTRIBUTES parameter for
        CreateEvent.
        * tty.h (class tty): Change declarations according to aforementioned
        changes.
        (tty::open_output_mutex): Implement as inline method.
        (tty::open_input_mutex): Ditto.

2010-04-19  Corinna Vinschen  <corinna@vinschen.de>

        * dtable.cc (dtable::init_std_file_from_handle): Set dev to
        valid content for ptys.  Remove setting FILE_CREATE_PIPE_INSTANCE
        in access flags since it's not needed.  Set the access mask for
        kernel objects according to what's returned by NtQueryInformationFile,
        info class FileAccessInformation.

2010-04-19  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (rename): On STATUS_ACCESS_VIOLATION, retry to open
        for DELETE until the STATUS_ACCESS_VIOLATION goes away.  Add comment
        to explain why.

2010-04-17  Corinna Vinschen  <corinna@vinschen.de>

        * sec_helper.cc (get_null_sd): Make static.  Use PSECURITY_DESCRIPTOR
        instead of SECURITY_DESCRIPTOR *.
        (sec_acl): Fix fomratting.
        * security.h (get_null_sd): Drop declaration.

2010-04-16  Corinna Vinschen  <corinna@vinschen.de>

        * cygerrno.h (seterrno_from_nt_status): Declare.
        (__seterrno_from_nt_status): Call seterrno_from_nt_status.
        * errno.cc (seterrno_from_win_error): Set errno without calling
        set_errno to avoid packing strace output with errno messages.
        (seterrno_from_nt_status): New function to print NT status as well as
        resulting Windows error.

2010-04-15  Corinna Vinschen  <corinna@vinschen.de>

        * kernel32.cc (CreateEventW): Create event object with EVENT_ALL_ACCESS
        access mask.
        (CreateMutexW): Create mutex object with MUTEX_ALL_ACCESS access mask.
        (CreateSemaphoreW): Create semaphore object with SEMAPHORE_ALL_ACCESS
        access mask.

2010-04-15  Corinna Vinschen  <corinna@vinschen.de>

        * sec_helper.cc (set_cygwin_privileges): Enable SE_DEBUG_PRIVILEGE, if
        available.  Add comments.

2010-04-13  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_socket.cc (get_inet_addr): Only test the file for being a
        socket after opening it.  Retry if opening failed with sharing
        violation.  Explain why we do this.
        (fhandler_socket::bind): Create file with no sharing allowed.

2010-04-13  John Bowman  <bowman@math.ualberta.ca>

        * cygheap.cc (cwcsdup): Fix allocation size to accommodate sizeof WCHAR.
        (cwcsdup1): Ditto.

2010-04-12  Corinna Vinschen  <corinna@vinschen.de>

        * include/cygwin/version.h: Bump DLL minor version number to 5.

2010-04-12  Corinna Vinschen  <corinna@vinschen.de>

        * posix.sgml (std-notes): Improve lseek description.

2010-04-12  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_tty.cc (fhandler_tty_slave::open): Add code to duplicate
        handles within a single process to simplify openpty case.
        (fhandler_tty_slave::cygserver_attach_tty): Correctly send Windows PID
        to cygserver, rather than the Cygwin PID.

2010-04-11  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler.h (class dev_console): Add backspace_keycode member.
        * fhandler_console.cc (fhandler_console::get_tty_stuff): Initialize
        backspace_keycode with CERASE.
        (fhandler_console::read): Return dev_state->backspace_keycode if the
        backspace key is pressed.
        (fhandler_console::char_command): Implement DECBKM escape sequence.

2010-04-10  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler_console.cc (fhandler_console::read): Default to sending
        CERASE character if termios VERASE field is zero.
        (fhandler_console::fixup_after_fork_exec): Avoid a spurious debug
        message.

2010-04-10  Christopher Faylor  <me+cygwin@cgf.cx>

        * mkvers.sh: Use modern date formats to construct the date.

2010-04-09  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_lc_time_from_win): Actually set
        _time_locale->md_order to the D_MD_ORDER value written to the buffer.

2010-04-09  Christopher Faylor  <me+cygwin@cgf.cx>

        * path.cc (path_conv::set_normalized_path): Use crealloc_abort to avoid
        a memory leak.
        * path.h (path_conv::operator =): Just use cstrdup to allocate
        normalized_path, avoiding attempt to free a pointer which is allocated
        in another pc.

2010-04-07  Corinna Vinschen  <corinna@vinschen.de>

        * include/cygwin/version.h: Bump DLL minor version number to 4.

2010-04-06  Corinna Vinschen  <corinna@vinschen.de>

        * thread.cc (valid_sched_parameters): Declare extern here.
        (sched_set_thread_priority): Ditto.

2010-04-06  Corinna Vinschen  <corinna@vinschen.de>

        * include/sched.h: Remove, overruled by newlib file.
        * include/sys/sched.h: Ditto.

2010-04-06  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler_fifo.cc (fhandler_fifo::open): Accommodate previous return
        value change to setup_overlapped.

2010-04-02  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler.h (fhandler_base::has_ongoing_io): Declare virtual method.
        * select.cc (peek_pipe): Reorganize slightly.  Don't attempt to check a
        handle if it has ongoing I/O.
        (select_pipe_info::select_pipe_info): Delete definition.
        (select_pipe_info::~select_pipe_info): Delete definition.
        (thread_pipe): Get rid of WFMO call.  Reorganize loop.
        (pipe_cleanup): Remove dependence on destructor.
        (thread_serial): Reorganize loop.
        * select.h (select_pipe_info): Empty this class since it no longer has
        any special requirements (for now).

        * syscalls.cc (readv): Remove an unneeded debug printf.

2010-04-02  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler.h (fhandler_base::setup_overlapped): Delete virtual
        declaration.
        (fhandler_base::destroy_overlapped): Ditto.
        (fhandler_base_overlapped): Remove now-unneeded friend.
        (fhandler_base_overlapped::setup_overlapped): Return int, remove
        parameter.
        (fhandler_base_overlapped::get_overlapped): Return reference.
        (fhandler_base_overlapped::fhandler_base_overlapped): Be more assertive
        about zeroing everything.
        (fhandler_base_overlapped::fixup_after_fork): Declare new function.
        (fhandler_base_overlapped::fixup_after_exec): Ditto.
        (fhandler_base_overlapped::dup): Ditto.
        (fhandler_base_overlapped::close): Ditto.
        * fhandler_fifo.cc (fhandler_fifo::dup): Call
        fhandler_base_overlapped::dup rather than fhandler_base::dup.
        * pipe.cc (fhandler_pipe::dup): Ditto.
        (fhandler_pipe::init): Accommodate change in setup_overlapped arguments
        for "opened_properly" case.

2010-04-02  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Properly initialize
        overlapped part of this class.

2010-04-02  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_tty.cc (fhandler_tty_slave::close): Revert previous change.

2010-04-02  Christopher Faylor  <me+cygwin@cgf.cx>

        * select.h (select_pipe_info::add_watch_handle): Delete declaration.
        * select.cc (select_pipe_info::add_watch_handle): Delete definition.
        (fhandler_pipe::select_read): Delete call to add_watch_handle.
        (fhandler_pipe::select_write): Ditto.
        (fhandler_pipe::select_except): Ditto.

2010-04-02  Christopher Faylor  <me+cygwin@cgf.cx>

        * dtable.cc (dtable::init_std_file_from_handle): Avoid adding fh to
        fdtab until we know that it is good.
        * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Handle
        error conditions more consistently.  Avoid handle leakage on error.

2010-04-02  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_tty.cc (fhandler_tty_slave::close): Avoid potential crash
        if former open call has been unsuccessful.

2010-04-01  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc: Fix indentation.

2010-04-01  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (rebase_locale_buf): New helper function to rebase
        function pointers in locale structures.  Explain why this is necessary.
        (__set_lc_time_from_win): Use rebase_locale_buf after realloc.
        (__set_lc_numeric_from_win): Ditto.
        (__set_lc_monetary_from_win): Ditto.

2010-03-31  Christopher Faylor  <me+cygwin@cgf.cx>

        * sigproc.cc (wait_sig): Make sure that strace is activated on
        __SIGSTRACE by calling new strace::activate function.
        * strace.cc (strace::activate): Rename from strace::strace.
        * strace.h (strace::activate): Define new function.
        (strace::strace): Call activate.

2010-03-31  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler.h (fhandler_base_overlapped): Temporarily (?) make
        select_pipe_info a friend until the fhandler_tty intertangling can be
        worked out.
        * select.cc (select_pipe_info::add_watch_handle): Don't inspect the
        overlapped event if we're not waiting for I/O.
        (fhandler_tty_common::select_*): Change to standard function.  Don't do
        kludgy fhandler_pipe coercion.

2010-03-31  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler.cc (fhandler_base::dup): Call setup_overlapped
        unconditionally.
        (fhandler_base::fork_fixup): Ditto.
        (fhandler_base::fixup_after_fork): Ditto.
        (fhandler_base::fixup_after_exec): Ditto.
        (fhandler_base_overlapped::setup_overlapped): Move to this class from
        fhandler_base.
        (handler_base_overlapped::destroy_overlapped): Ditto.
        (fhandler_base_overlapped::wait_overlapped): Ditto.  Track when we
        expect pending I/O.
        (fhandler_base_overlapped::read_overlapped): Move to this class from
        fhandler_base.  Return error if ongoing I/O.
        (fhandler_base_overlapped::write_overlapped): Ditto.
        (fhandler_base_overlapped::has_ongoing_io): Semi-reinstate previous
        function.
        * fhandler.h (fhandler_base::wait_overlapped): Move to
        fhandler_base_overlapped class.
        (fhandler_base::write_overlapped): Ditto.
        (fhandler_base::get_overlapped): Ditto.
        (fhandler_base::get_overlapped_buffer): Ditto.
        (fhandler_base_overlapped): New class.
        (fhandler_pipe): Inherit from fhandler_base_overlapped.  Remove
        overlapped stuff as a result.
        (fhandler_fifo): Ditto.
        * pipe.cc (fhandler_pipe::fhandler_pipe): Initialize fhandler_base_overlapped.
        (pipe): Put a descriptive name in the fhandler.

2010-03-30  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_socket.cc (fhandler_socket::wait_for_events): Remove call to
        sig_dispatch_pending.

2010-03-30  Thomas Wolff  <towo@towo.net>

        * fhandler.h (class dev_console): Drop vt100_graphics_mode_active.  Add
        flags vt100_graphics_mode_G0, vt100_graphics_mode_G1 and iso_2022_G1.
        * fhandler_console.cc: Throughout, tune VT100 graphics mode switching
        to follow ISO 2022 strictly.
        (fhandler_console::write) Reset VT100 graphic mode flags on terminal
        full reset (ESC c).

2010-03-30  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (open): Remove call to sig_dispatch_pending.

2010-03-30  Corinna Vinschen  <corinna@vinschen.de>

        * net.cc: Remove calls to sig_dispatch_pending throughout.
        * libc/rexec.cc: Ditto.

2010-03-30  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (fs_info::update): Allow variable FILE_SUPPORTS_SPARSE_FILES
        flag in netapp flag test.  Add comment.

2010-03-29  Corinna Vinschen  <corinna@vinschen.de>

        * spawn.cc (find_exec): Enable finding paths in backslash notation,
        especially for the exec[vl]p functions.

        * path.cc (symlink_info::check): Disable returning directories with
        suffix appended here.

2010-03-29  Corinna Vinschen  <corinna@vinschen.de>

        * include/cygwin/version.h: Bump DLL minor version number to 3.

2010-03-29  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler.cc (fhandler_base::fstat): Keep st_ctime and st_birthtime
        fixed to 2006-12-01 00:00 UTC.

2010-03-29  Corinna Vinschen  <corinna@vinschen.de>

        * libc/rcmd.c: Enable IPv6.

2010-03-28  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler.cc (fhandler_base::fstat): Set st_mtime to current time.

2010-03-28  Christopher Faylor  <me+cygwin@cgf.cx>

        * globals.cc (exit_status): Add new ES_EXIT_STARTING enum.
        * dcrt0.cc (cygwin_exit): Set exit_state to ES_EXIT_STARTING prior to
        calling real exit.
        * dll_init.cc (dll_list::detach): Remove dll from linked list and call
        destructors even if exiting.  Don't call __cxa_finalize in exiting case.

2010-03-27  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_charset_from_locale):  Set default charset for
        locales defaulting to codepage 936 to GB2312.

2010-03-22  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_socket.cc (fhandler_socket::evaluate_events): Make erase
        const in parameter list.
        (fhandler_socket::wait_for_events): Take a DWORD flags value instead of
        just a bool.  Call evaluate_events with erase flag according to
        MSG_PEEK value in flags.  Replace check for dontwait with check for
        MSG_DONTWAIT in flags.
        (fhandler_socket::connect): Call wait_for_events with 0 flags value.
        (fhandler_socket::accept4): Ditto.
        (fhandler_socket::recv_internal): Save flags in wait_flags.  Drop
        dontwait variable.  Call wait_for_events with wait_flags.
        (fhandler_socket::send_internal): Save MSG_DONTWAIT flag in wait_flags
        and call wait_for_events with wait_flags as argument.  Drop dontwait
        variable.
        * fhandler.h (class fhandler_socket): Change second parameter in
        declaration of wait_for_events to const DWORD.

2010-03-19  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_cygdrive::fstat): Add standard read
        permissions again.

2010-03-18  Corinna Vinschen  <corinna@vinschen.de>

        * shared.cc (init_installation_root): Change to make sure that scope of
        the lock lasts the entire function.

2010-03-15  Christopher Faylor  <me+cygwin@cgf.cx>

        * shared_info.h (user_info): Add dll_crt0_1 as a friend.
        (user_info::version): Make LONG to accommodate spinlock use.
        (user_info::create): New static function renamed from user_info_create.
        (user_info::initialize): New private function renamed from
        user_info_initialize.
        (SHARED_VERSION): Delete.
        (SHARED_VERSION_MAGIC): Ditto.
        (USER_VERSION_MAGIC): Ditto.
        (SHARED_INFO_CB): Ditto.
        (USER_VERSION): Ditto.
        (USER_VERSION_MAGIC): Ditto.
        (CURR_SHARED_MAGIC): Update.
        (CURR_USER_MAGIC): Ditto.
        (shared_info::version): Make LONG to accommodate spinlock use.
        (shared_info::create): New static function mirroring user_info::create.
        (dll_crt0_1): Accommodate change to user_info::initialize.
        * spinlock.h (spinlock::setto): New variable member.
        (spinlock::done): New function.
        (spinlock::spinlock): Generalize to allow arbitrary values and
        timeouts.  Call done() when lock is not needed.
        * ntdll.h: Make multiple-inclusion safe.
        (NtQuerySystemTime): Declare.
        * shared.cc (installation_root_inited): Rename from shared_mem_inited.
        (init_installation_root): Make inline.  Use a spinlock to ensure that
        this is initialized only once per session.
        (user_info::initialize): Rename from user_shared_initialize.  Protect
        with spinlock on sversion and remove other spinlock-like things.
        Remove reference to user_shared since it is now implicit.  Refer to
        spinlock version of multiple_cygwin_problem to ensure that any spinlock
        is released.
        (user_info::create): Rename from user_shared_create.  Accommodate
        change from user_shared_initialize to user_info::initialize.
        (shared_info::create): New inline function.
        (shared_info::initialize): Protect with spinlock on sversion.  Move
        heap_init back under specific control of shared_info spinlock.  Remove
        reference to SHARED_INFO_CB and just use sizeof(*this).
        (memory_init): Move all locking into respective functions where it is
        needed.  Accommodate name changes.  Remove call to heap_init().
        * syscalls.cc (seteuid32): Accommodate name change to
        user_info::create().

        * mount.cc (mount_info::create_root_entry): Report on errors from
        add_item since they should be nonexistent.
        (mount_info::init): Don't initialize nmounts.  It should already be
        zero.  Give more verbose error when root_idx < 0.  Implicitly use this
        pointer rather than explicitly referencing mount_table->.
        (mount_info::add_item): Minor whitespace fix.

2010-03-15  Christopher Faylor  <me+cygwin@cgf.cx>

        * sigproc.cc (no_signals_available): Get sense of the test right for
        previous botched change.

2010-03-15  Christopher Faylor  <me+cygwin@cgf.cx>

        * sigproc.cc (no_signals_available): Don't try to send a signal if
        still in cygwin startup code.

2010-03-13  Christopher Faylor  <me+cygwin@cgf.cx>

        * spinlock.h: New file.
        (spinlock): New class.
        * shared.cc: Include spinlock.h.
        (memory_init): Use new spinlock methods rather than roll-your-own.
        Time out after ten seconds if shared_mem_inited is not initialized.

        * sync.h: Update copyright.  Remove vanity attribution.

        * sigproc.cc (sigproc_terminate): Avoid attempts to kill the signal
        thread while we're still initializing or suffer a deadlock.

2010-03-12  Christopher Faylor  <me+cygwin@cgf.cx>

        Throughout change all calls of low_priority_sleep (0) to yield ().
        * miscfuncs.cc (yield): Rename from low_priority_sleep.  Remove all of
        the logic which called Sleep() and just use SwitchToThread.
        * miscfuncs.h (yield): Rename from low_priority_sleep.
        (SLEEP_0_STAY_LOW): Delete unused define.
        * shared.cc (memory_init): Move heap_init() call directly after shared
        memory initialization to more closely mimic long-standing program flow.
        * tty.cc (tty_list::terminate): Replace call to low_priority_sleep with
        Sleep.

2010-03-10  Christopher Faylor  <me.cygwin@cgf.cx>

        * shared.cc (memory_init): Fix comment.  Fix indentation.

2010-03-09  Christopher Faylor  <me+cygwin@cgf.cx>

        * shared_info.h (open_shared): Create function wrapper for common use
        case.
        (open_shared): Change fifth argument to a pointer rather than a
        reference.
        * fhandler_console.cc (fhandler_console::get_tty_stuff): Eliminate use
        of dummy variable and call open_shared with constant.
        * fhandler_process.cc (format_process_mounts): Ditto.
        * pinfo.cc (pinfo::init): Pass pointer to shloc.
        * shared.cc (shared_mem_inited): New variable.
        (open_shared): Crate function wrapper for common use case.
        (open_shared): Accommodate change to fifth argument to a pointer.
        (shared_info::initialize): Remove spinlock test.  Simplify function.
        Move get_session_parent_dir call back here.
        (memory_init): Protect global shared settings with shared_mem_inited
        spinlock.  Move get_session_parent_dir call to shared_info::initialize.

2010-03-09  Christopher Faylor  <me.cygwin@cgf.cx>

        * shared.cc (inst_root_inited): Delete.
        * (shared_info::initialize): Reorganize.  Move call to
        init_installation_root here under spinlock control.  Move unneeded
        non-shared_info initialization out of this function.
        (memory_init): Remove call to init_installation_root.  Call heap_init
        and get_session_parent_dir here.

2010-03-04  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (nt_path_has_executable_suffix): Change storage class of
        blessed_executable_suffixes to static.
        (rename): Revert meaning of old_explicit_suffix.  Change the rules
        for appending a .exe suffix and (yikes!) document them.

2010-03-04  Charles Wilson  <cygwin@cwilson.fastmail.fm>

        * cygwin.din: Export __xdr functions.
        * include/cygwin/version.h: Bump version.
        * posix.sgml: Add a few more XDR functions to list
        of implemented Solaris functions.

2010-03-03  Charles Wilson  <cygwin@cwilson.fastmail.fm>

        Add XDR support.
        * cygwin.din: Export xdr functions.
        * include/cygwin/version.h: Bump version.
        * cygxdr.cc: New.
        * cygxdr.h: New.
        * dcrt0.cc (dll_crt0_1): Print the (rare) xdr-related
        error messages to stderr.
        * Makefile.in: Add cygxdr.
        * posix.sgml: Add new XDR functions to list of implemented Solaris
        functions.

2010-03-01  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygtls.h: Replace /*gentls_offsets*/ at end.

2010-03-01  Christopher Faylor  <me+cygwin@cgf.cx>

        * exception.h: Fix copyright.

2010-02-27  Christopher Faylor  <me+cygwin@cgf.cx>

        Update some copyrights.
        * cygtls.cc (_cygtls::call): Invoke new exception protection here.
        (_cygtls::init_thread): Remove conditionalized exception handler setup.
        (exception_list): Delete declaration.
        (_cygtls::init_exception_handler): Delete obsolete function.
        * cygtls.h: Remove (now) unneeded include.
        (_cygtls): Make this a real C++ class.
        (_cygtls::handle_exceptions): Remove.
        (_cygtls::init_exception_handler): Remove.
        (_cygtls::call2): Make private.
        (myfault::faulted): Remove unneeded parentheses.
        * dcrt0.cc (dll_crt0_1): Remove exception handler setup.
        * dlfcn.cc (dlopen): Ditto.
        (dlclose): Ditto.
        * dll_init.cc (dll_dllcrt0_1): Ditto.
        (dll_list::detach): Use new exception handler protection.
        * exceptions.cc (dump_exception): Rename to prevent confusion with new
        class.
        (exception::handle): Rename from _cygtls::handle_exceptions.
        Accommodate new exception class.  Accommodate rename to dump_exception.
        * tlsoffsets.h: Regenerate.

2010-02-26  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygtls.h (_cygtls::init_exception_handler): Eliminate argument.
        (_cygtls::andreas): Convert to a pointer.
        (san): Convert to a real class with methods.  Use a linked list to
        keep track of previous handlers on the "stack".
        (myfault): Rewrite to use new san class rather than calling directly
        into _cygtls.
        * cygtls.cc (_cygtls::init_exception_handler): Just assume that we're
        always using the standard exception handler.
        (_cygtls::init_thread): Reflect loss of argument to
        init_exception_handler.
        * dcrt0.cc (dll_crt0_1): Ditto.
        * dfcn.cc (dlopen): Ditto.
        (dlclose): Reset the exception handler after FreeLibrary.
        * dll_init.cc (dll_list::detach): Make sure that the exception handler
        is initialized before calling destructors.
        * exceptions.cc (_cygtls::handle_exceptions): Accommodate new andreas
        pointer.
        * thread.cc (verifyable_object_isvalid): Pass objectptr to faulted for
        explicit NULL pointer checking.
        * tlsoffsets.h: Regenerate.

2010-02-26  Christopher Faylor  <me+cygwin@cgf.cx>

        * mkimport: cd away from temp directory or Windows will have problems
        removing the directory.

2010-02-26  Corinna Vinschen  <corinna@vinschen.de>

        * libc/strptime.cc: Implement support for era, alt_digits and POSIX
        padding and width modifiers.
        (era_info_t): New type.
        (free_era_info): New static function to free era_info_t storage.
        (get_era_info): New static function to create era_info_t storage
        from LC_TIME era information.
        (alt_digits_t): New type.
        (get_alt_digits): New static function to create alt_digits_t storage
        from LC_TIME alt_digits information.
        (free_alt_digits): New static function to free alt_digits_t storage.
        (find_alt_digits): New static function to scan input for alternative
        digits and return them, if any.  Return NULL otherwise.
        (__strptime): New static function taking all code from strptime.
        Implement handling for E, O, +, 0, and width modifiers per POSIX-1.2008.
        (strptime): Convert into wrapper function to provide era_info and
        alt_digits pointers and call __strptime.
        (conv_num): Take additional alt_digits_t parameter and if it's not
        NULL, call find_alt_digits to convert.

2010-02-26  Corinna Vinschen  <corinna@vinschen.de>

        * strsig.cc: Fix formatting and copyright.

2010-02-26  Pierre Humblet <Pierre.Humblet@ieee.org>

        * security.cc (check_access): Use user.imp_token if appropriate.
        Set errno and return if DuplicateTokenEx fails .

2010-02-26  Corinna Vinschen  <corinna@vinschen.de>

        Remove all traces of __CYGWIN_USE_BIG_TYPES__.

        * include/cygwin/config.h: Move Cygwin-specific build flags from
        newlib's sys/config.h here.  Add a comment.

2010-02-25  Yaakov Selkowitz  <yselkowitz@users.sourceforge.net>

        * include/cygwin/signal.h: Define SIGPWR as synonym for SIGLOST.
        * strsig.cc: Ditto.
        * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR.

2010-02-25  Corinna Vinschen  <corinna@vinschen.de>

        * lc_era.h (lc_era_t): Fix apparent glibc bug in ja_JP era definition.

2010-02-24  Corinna Vinschen  <corinna@vinschen.de>

        * sec_auth.cc (get_full_privileged_inheritable_token): Fix dumb typo
        when checking linked token for being a primary token.

2010-02-24  Christopher Faylor  <me+cygwin@cgf.cx>

        * dlfcn.cc (dlopen): Make sure exception handler is really loaded after
        dynamic load.

2010-02-23  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygtls.cc (_cygtls::init_exception_handler): Force installation of
        our exception handler to always be at the beginning.

2010-02-23  Christopher Faylor  <me+cygwin@cgf.cx>

        * thread.cc (pthread_mutex::unlock): Don't attempt to unlock if there
        is an error.

2010-02-22  Christopher Faylor  <me+cygwin@cgf.cx>

        * include/sys/strace.h: Define _STRACE_SPECIAL.
        (strace_printf_wrap): Fix NOSTRACE definitions.
        (strace_printf_wrap1): Fix NOSTRACE definitions.
        (special_printf): Define.

        * thread.cc: Perform minor syntax fix in a comment.  Rename
        "is_good_initialzer*" to "is_initializer*" throughout.  Use
        pthread_printf rather than debug_printf throughout.  Add extra
        pthread_printf debugging throughout.
        (pthread_mutex::_new_mutex): New constant value.
        (pthread_mutex::_unlocked_mutex): Ditto.
        (pthread_mutex::_destroyed_mutex): Ditto.
        (pthread_mutex::no_owner): Define new function.
        (pthread_mutex::can_be_unlocked): Detect no_owner situation.  Handle
        PTHREAD_MUTEX_NORMAL as a special case.
        (pthread::create_cancel_event): Use C++ boolean values.
        (pthread::precreate): Use method to set mutex type.
        (pthread_cond::pthread_cond): Ditto.
        (pthread_rwlock::pthread_rwlock): Ditto.
        (pthread_mutex::pthread_mutex): Set owner to _new_mutex initially.
        (pthread_mutex::~pthread_mutex): Reset various elements to make it
        clearer if they are incorrectly reused.
        (pthread_mutex::lock): Add clarifying comment.
        (pthread_mutex::unlock): Attempt to handle various mutex types
        correctly.  In particular, reinstate ability to have one thread unlock
        another thread's mutex if type == PTHREAD_MUTEX_NORMAL.
        (semaphore::_fixup_after_fork): Avoid redundancy.
        (pthread_mutex::_fixup_after_fork): Ditto.  Fix debugging statement.
        (__pthread_cond_dowait): Accommodate changes to remove previously
        inexplicable use can_be_unblocked() as a static function.
        * thread.h: Rename "is_good_initialzer*" to "is_initializer*"
        throughout.
        (pthread_mutex): Reorganize.  Make many things private.
        (pthread_mutex::no_owner): Define new method.
        (pthread_mutex::_new_mutex): Define new constant.
        (pthread_mutex::_unlocked_mutex): Ditto.
        (pthread_mutex::_destroyed_mutex): Ditto.

2010-02-22  Corinna Vinschen  <corinna@vinschen.de>

        * lc_era.h: Redefine lc_era_t to keep
        default date and time formats as well to workaround YA Windows
        shortcoming.  Refresh with latest data.
        * lc_msg.h: Refresh with latest data.
        * nlsfuncs.cc (__eval_datetimefmt): Revert latest change.
        (__set_lc_time_from_win): Rename res to era.  Prefer default date and
        time formats from era array if available.
        (__set_lc_messages_from_win): Rename res to msg.

2010-02-20  Corinna Vinschen  <corinna@vinschen.de>

        * lc_era.h (lc_era): Fix "ja_JP" era_t_fmt entry to use traditional
        format.
        * nlsfuncs.cc (dt_flags): Remove DT_ERACAL since crippled era data
        in Windows makes it useless.
        (__eval_datetimefmt): Check if locale's default calender has
        non-gregorian start year.  Use era year also in default date entries,
        if so.

2010-02-20  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (warn_msdos): Enforce extended hex printing of multibyte
        pathnames.

2010-02-19  Christopher Faylor  <me+cygwin@cgf.cx>

        * include/sys/strace.h: Remove old code.  Add support for ptrace
        tracing.

2010-02-19  Corinna Vinschen  <corinna@vinschen.de>

        * lc_era.h: New file.
        * nlsfuncs.cc: Include lc_era.h.
        (locale_cmp): convert arguments to char** to be usable for both types,
        lc_msg_t and lc_era_t.
        (__set_lc_time_from_win): Handle era-related data

2010-02-19  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_disk_file::opendir): Try to open
        directory with stat()-friendly access mask first.  Explain why.

2010-02-19  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_base::fstat_helper):  Set st_rdev
        to same value as st_dev.  Avoid useless debug output in executable
        check.  Add filename to debug output.
        (fhandler_disk_file::facl): Simplify code calling fstat methods to
        just call fstat to avoid errors with the cygdrive directory.

2010-02-18  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (eval_datetimefmt): Rename force to flags.
        (enum dt_flags): Define.
        (__eval_datetimefmt): Change force to flags and change type to
        dt_flags.  Accommodate throughout.
        (__set_lc_time_from_win): Accommodate above change.  Set era-related
        values to empty strings for now.

2010-02-18  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler.cc (fhandler_base::setup_overlapped): Revert to starting
        with handle in signalled state as it seems to fix some hangs.

2010-02-15  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (path_conv::check): Treat native DOS paths as "noacl".

2010-02-15  Corinna Vinschen  <corinna@vinschen.de>

        * mount.cc (mount_info::conv_to_win32_path): Set UNC path flags to
        cygdrive prefix path flags.

2010-02-14  Christopher Faylor  <me+cygwin@cgf.cx>

        * fhandler.cc (fhandler_base::setup_overlapped): Don't set signalled
        state to true initially.
        (fhandler_base::has_ongoing_io): Delete ill-advised function.
        (fhandler_base::read_overlapped): Rely on caller having checked
        nonblocking state.  Don't attempt to (incorrectly) check it here.
        (fhandler_base::write_overlapped): Remove call to has_ongoing_io.
        * select.cc (peek_pipe): Ditto.
        * fhandler.h (fhandler_base::has_ongoing_io): Delete declaration.

2010-02-14  Christopher Faylor  <me+cygwin@cgf.cx>

        * regex/regcomp.c (xwcrtomb): Fix one explicable and one inexcplicable
        C warning.

2010-02-13  Corinna Vinschen  <corinna@vinschen.de>

        * regex/regcomp.c (xwcrtomb): Don't convert Unicode chars outside the
        base plane always to UTF-8.  Call wcsnrtombs instead to allow arbitrary
        multibyte charsets.

2010-02-12  Corinna Vinschen  <corinna@vinschen.de>

        * regex/regcomp.c (wgetnext): Use size_t as type for n2 since that's
        what's returned by mbrtowc.
        * regex/regexec.c (xmbrtowc): Ditto.

2010-02-12  Christopher Faylor  <me+cygwin@cgf.cx>

        * pthread.cc (pthread_mutex_init): Explicitly fill out third arg to
        pthread_mutex::init.
        * thread.cc: Remov some obsolete comments.
        (verifyable_object_isvalid): Reflect change to use thread_magic_t for
        magic numbers.
        (pthread_mutex::pthread_mutex): Set magic number to invalid initially
        until we've verified that everything is valid.
        (pthread_mutex::unlock): Fix a comment.
        (verifyable_object::verifyable_object): Delete here.
        (~verifyable_object::~verifyable_object): Ditto.
        (pthread_mutex::init): Don't run is_good_initializer for non-static
        objects.
        * thread.h (thread_magic_t): New typedef.
        (verifyable_object::verifyable_object): Use thread_magic_t;
        (verifyable_object::magic): Ditto.
        (pthread_mutex::is_good_initializer_or_bad_object): Remove unneeded
        variable names.
        (pthread_mutex::can_be_unlocked): Ditto.
        (pthread_mutex::init): Ditto.  Remove default for third argument.

2010-02-12  Corinna Vinschen  <corinna@vinschen.de>

        * regex/regcomp.c (xwcrtomb): New function to convert wide chars
        outside of the base plane to UTF-8.  Call throughout instead of
        wcrtomb.
        (wgetnext): Handle surrogate pairs on UTF-16 systems.
        * regex/regexec.c (xmbrtowc): Ditto.

2010-02-12  Corinna Vinschen  <corinna@vinschen.de>

        * sec_auth.cc (get_user_local_groups): Retrieve name of well known
        builtin group from system.  Explain why.
        * sec_helper.cc (well_known_builtin_sid): New SID for BUILTIN group.
        * security.h (well_known_builtin_sid): Declare.

2010-02-11  Pierre Humblet <Pierre.Humblet@ieee.org>

        * registry.cc (get_registry_hive_path): Add space in string.

2010-02-11  Corinna Vinschen  <corinna@vinschen.de>

        * regex/engine.c (step): Drop Cygwin-specific definition.
        (NONCHAR): Better cast here to make the test work.  Move comment
        from step here.
        (matcher): Disable skipping initial string in multibyte case.
        * regex/regcomp.c (p_bracket): Don't simplify singleton in the invert
        case.
        (p_b_term): Handle early end of pattern after dash in bracket
        expression.
        (singleton): Don't ignore the wides just because there's already a
        singleton in the single byte chars.  Fix condition for a singleton
        wide accordingly.
        (findmust): Check for LC_CTYPE charset, rather than LC_COLLATE charset.
        * regex2.h (CHIN): Fix condition in the icase & invert case.
        (ISWORD): Fix wrong cast to unsigned char.

2010-02-11  Andy Koppe  <andy.koppe@gmail.com>

        * nlsfuncs.cc (initial_setlocale): Move check whether charset has
        changed from here...
        (internal_setlocale): ...to here, to avoid unnecessary work when invoked
        via CW_INT_SETLOCALE.

2010-02-10  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_charset_from_locale): Allow "@euro" modifier only
        for locales which use EUR as currency.

2010-02-10  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__get_lcid_from_locale): Convert iu_CA to iu-Latn-CA
        rather than iu-Cans-CA on Vista and later.
        (__set_charset_from_locale): Set default charset for iu_CA to UTF-8.

2010-02-10  Christopher Faylor  <me+cygwin@cgf.cx>

        * dcrt0.cc (_dll_crt0): Set _main_tls as early as possible.
        * thread.cc (pthread_mutex::can_be_unlocked): Remove check for
        MUTEX_OWNER_ANONYMOUS since it is racy and unsafe.
        (pthread::init_mainthread): Initialize thread directly from _my_tls.
        (pthread::self): Ditto.
        (pthread::get_tls_self_pointer): Delete.
        (pthread_mutex::pthread_mutex): Use an event rather than a semaphore.
        (pthread_mutex::lock): Rename from _<func>.  Derive self directly.
        (pthread_mutex::tryunlock): Ditto.
        (pthread_mutex::destroy): Ditto.
        (pthread_mutex::unlock): Ditto.  Accommodate change from semaphore to
        event.
        (pthread_mutex::_fixup_after_fork): Accommodate change from semaphore
        to event.
        (pthread_mutex::init): Don't attempt to initialize a semaphore unless
        it is in an initialized state.  Do this check under
        mutex_initialization_lock.lock
        * thread.h (fast_mutex::init): Use event rather than semaphore.
        (fast_mutex::lock): Ditto.
        (pthread_mutex::_lock): Delete.
        (pthread_mutex::_unlock): Ditto.
        (pthread_mutex::_trylock): Ditto.
        (pthread_mutex::_destroy): Ditto.
        (pthread_mutex::get_pthread_self): Ditto.
        (pthread_mutex::get_tls_self_pointer): Ditto.
        (pthread_mutex::lock): Un-inline.
        (pthread_mutex::unlock): Ditto.
        (pthread_mutex::trylock): Ditto.
        (pthread_mutex::destroy): Ditto.

2010-02-09  Christopher Faylor  <me+cygwin@cgf.cx>

        * cygtls.h (struct _cygtls): Remove unneeded elements.
        * thread.cc (pthread::exit): Avoid potential double call to
        _my_tls.remove.
        * tlsoffsets.h: Regenerate.

2010-02-09  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (lc_wcstombs): Add `return_invalid' flag to specify
        whether invalid chars should be ignored or not.  Change comment.
        (__set_lc_monetary_from_win): Call lc_wcstombs with return_invalid
        flag set.
        (__set_lc_messages_from_win): Simplify to accommodate the fact that
        lc_wcstombs just ignores invalid chars.  Explain why.

2010-02-09  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_lc_messages_from_win): Fix typo.

2010-02-09  Corinna Vinschen  <corinna@vinschen.de>

        * lc_msg.h: New file, fix a problem in locales with modifiers.

2010-02-09  Corinna Vinschen  <corinna@vinschen.de>

        * lc_msg.h: New file, generated from running Linux system.

2010-02-09  Corinna Vinschen  <corinna@vinschen.de>

        * lc_msg.h: New file, autogenerated from CLDR data.
        * nlsfuncs.cc: Include lc_msg.h.
        (lc_time_buf): Remove.
        (lc_numeric_buf): Remove.
        (lc_monetary_buf): Remove.
        (lc_mbstowcs): Fix previous fix.
        (__set_lc_time_from_win): Take additional pointer to buffer pointer,
        defined in newlib.
        (__set_lc_numeric_from_win): Ditto.
        (__set_lc_monetary_from_win): Ditto.
        (locale_cmp): New static function.
        (__set_lc_messages_from_win): New function to be called from newlib.

2010-02-08  Corinna Vinschen  <corinna@vinschen.de>

        * external.cc (cygwin_internal): Add CW_INT_SETLOCALE case to
        allow to call internal_setlocale().
        * nlsfuncs.cc (internal_setlocale): Make externally available.
        * include/cygwin/version.h: Bump API minor number.
        * include/sys/cygwin.h (cygwin_getinfo_types): Add CW_INT_SETLOCALE.

        * nlsfuncs.cc (lc_mbstowcs): Fix call to f_mbtowc.
        (__set_locale_from_locale_alias): Ignore "@cjknarrow" modifier.

2010-02-07  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__get_lcid_from_locale): Handle "@cyrillic" modifier
        for uz_UZ locale here.
        (__set_charset_from_locale): Accommodate above change.

2010-02-07  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_locale_from_locale_alias): New function to read
        locale aliases from /usr/share/locale/locale.alias.

2010-02-06  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__get_lcid_from_locale): Handle no_NO as nb_NO, rather
        than nn_NO.

2010-02-06  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (has_modifier): MOve up in file to use in
        __get_lcid_from_locale as well.
        (__get_lcid_from_locale): Handle no_NO locale as alias for nn_NO.
        Default all sr_XY locales to Cyrillic script.  Change lcid to Latin
        script if "@latin" modifier has been specified.
        (__set_charset_from_locale): Handle Serbian in codepage 1251 case as
        well.  Also check for sr_BA lcid.  Restrict "@euro" modifier to
        locales otherwise defaulting to ISO-8859-1.

2010-02-06  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_charset_from_locale): Set default charset for
        "ka_GE" locale to GEORGIAN-PS, for "kk_KZ" to PT154.

2010-02-06  Corinna Vinschen  <corinna@vinschen.de>

        * path.cc (symlink_info::check_nfs_symlink): Reopen file with
        FILE_READ_EA access since, surprisingly, you need it to read EAs even
        on NFS.

2010-02-06  Corinna Vinschen  <corinna@vinschen.de>

        * sec_auth.cc (get_full_privileged_inheritable_token): New function
        to fetch token with full privileges from logon token in Vista and
        later, and to make token inheritable.  Add lengthy comments to explain
        the function's job.
        (cygwin_logon_user): Drop calling SetHandleInformation.  Enable TCB
        privilege and call get_full_privileged_inheritable_token.
        (lsaauth): Don't fetch linked token and don't make handle inheritable
        here, just call get_full_privileged_inheritable_token instead.
        (lsaprivkeyauth): Ditto.

2010-02-05  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_charset_from_locale): Set default charset for
        "uz_UZ" locale to ISO-8859-1, with the "@cyrillic" modifier to UTF-8.

2010-02-05  Christopher Faylor  <me+cygwin@cgf.cx>

        * dll_init.cc (per_module::run_dtors): Use consistent method for
        running destructors.

2010-02-04  Christopher Faylor  <me+cygwin@cgf.cx>

        * regcomp.c (p_ere): Workaround incorrect compiler warning.
        * regerror.c (regatoi): Return non-const string or compiler complains
        in certain inexplicable situations.

2010-02-04  Corinna Vinschen  <corinna@vinschen.de>

        * regex/engine.c (step): Declare and define with `int ch' rather than
        `wint_t ch' parameter.  Explain why.
        (NONCHAR): Remove related Cygwin patch here, including wrong comment.

2010-02-04  Corinna Vinschen  <corinna@vinschen.de>

        Replace regex files with multibyte-aware version from FreeBSD.
        * Makefile.in (install-headers): Remove extra command to install
        regex.h.
        (uninstall-headers): Remove extra command to uninstall regex.h.
        * nlsfuncs.cc (collate_lcid): Make externally available to allow
        access to collation internals from regex functions.
        (collate_charset): Ditto.
        * wchar.h: Add __cplusplus guards to make C-clean.
        * include/regex.h: New file, replacing regex/regex.h.  Remove UCB
        advertising clause.
        * regex/COPYRIGHT: Accommodate BSD license.  Remove UCB advertising
        clause.
        * regex/cclass.h: Remove.
        * regex/cname.h: New file from FreeBSD.
        * regex/engine.c: Ditto.
        (NONCHAR): Tweak for Cygwin.
        * regex/engine.ih: Remove.
        * regex/mkh: Remove.
        * regex/regcomp.c: New file from FreeBSD.  Tweak slightly for Cygwin.
        Import required collate internals from nlsfunc.cc.
        (p_ere_exp): Add GNU-specific \< and \> handling for word boundaries.
        (p_simp_re): Ditto.
        (__collate_range_cmp): Define.
        (p_b_term): Use Cygwin-specific collate internals.
        (findmust): Ditto.
        * regex/regcomp.ih: Remove.
        * regex/regerror.c: New file from FreeBSD.  Fix a few compiler warnings.
        * regex/regerror.ih: Remove.
        * regex/regex.7: New file from FreeBSD.  Remove UCB advertising clause.
        * regex/regex.h: Remove.  Replaced by include/regex.h.
        * regex/regexec.c: New file from FreeBSD.  Fix a few compiler warnings.
        * regex/regfree.c: New file from FreeBSD.
        * regex/tests: Remove.
        * regex/utils.h: New file from FreeBSD.

2010-02-03  Christopher Faylor  <me+cygwin@cgf.cx>

        * sigproc.cc (get_proc_lock): Fix error message typo.

2010-02-03  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_disk_file.cc (fhandler_base::fstat_helper): Workaround
        another bug in NWFS.  Add comment to explain why.  Improve debug output
        in case the NT calls to test for binary fail.
        * path.h (path_conv::fs_is_cifs): New method.
        (path_conv::fs_is_nwfs): New method.

2010-02-02  Corinna Vinschen  <corinna@vinschen.de>

        * include/paths.h (_PATH_MNTTAB): Define.
        (_PATH_MOUNTED): Define.
        * include/mntent.h: Include paths.h.  Define MNTTAB and MOUNTED as their
        paths.h equivalents.  Add comment.

2010-02-01  Christopher Faylor  <me+cygwin@cgf.cx>

        * dcrt0.cc (atexit_lock): Delete.
        (cygwin_exit): Remove atexit lock.
        (cygwin_atexit): Ditto.  Rename parameter to match newlib.  Call
        __cxa_atexit when invoked by a registered DLL.
        * dll_init.cc (remove_dll_atexit): Delete.
        (dll_list::find): New function.
        (dll_list::detach): Use dll_list::find to find dll associated with
        return address.  Use __cxa_finalize to run atexit functions associated
        with the dll.
        (cygwin_detach_dll): Don't assume that HANDLE == void *.
        * dll_init.h (dll_list::find): Declare.
        (__cxa_atexit): Ditto.
        (__cxa_finalize): Ditto.

        * init.cc (dll_entry): Clarify comment.

2010-02-02  Dave Korn  <dave.korn.cygwin@gmail.com>

        * how-startup-shutdown-works.txt: Add new document.

2010-01-29  Corinna Vinschen  <corinna@vinschen.de>

        * sec_auth.cc (lsaauth): Use CYG_LSA_MAGIC as checksum start value to
        decouple from Cygwin release.

2010-01-29  Corinna Vinschen  <corinna@vinschen.de>

        * libc/strfmon.c (__setup_vars): Test for an empty string rather than
        for a NULL pointer.

2010-01-29  Christopher Faylor  <me+cygwin@cgf.cx>

        * dll_init.cc (remove_dll_atexit): New function.
        (dll_list::detach): Run any atexit handlers registered in the DLL prior
        to unloading.

2010-01-29  Christopher Faylor  <me+cygwin@cgf.cx>

        * libc/strfmon.c (__setup_vars): Fix compiler warning about assigning
        const strings.  Compare a pointer to NULL rather than '\0'.

        * dll_init.cc (dll_dllcrt0_1): Minor comment fix.

        * pipe.cc (fhandler_pipe::create_selectable): Remove Win9x
        accommodation.

2010-01-29  Corinna Vinschen  <corinna@vinschen.de>

        Throughout, use FileBothDirectoryInformation info class rather than
        FileDirectoryInformation info class to avoid problems with incomplete
        filesystem implementations.  Fix comments accordingly.
        * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Set
        fname->Length to 0 in error case to avoid potential crash in debug
        output.
        (fhandler_disk_file::readdir): Try to speed up the working default case.
        Check for STATUS_INVALID_NETWORK_RESPONSE as potential status value
        returned by filesystems not implementing FileIdBothDirectoryInformation.
        * ntdll.h (STATUS_INVALID_NETWORK_RESPONSE): Define.
        (FILE_BOTH_DIRECTORY_INFORMATION): Rename to official name.
        * path.cc (symlink_info::check): Don't request FILE_READ_EA access, it's
        not required for NFS.  Try to speed up the working default case.  Check
        for STATUS_INVALID_NETWORK_RESPONSE as potential status value returned
        by filesystems not supporting non-NULL EA parameters.  Fix the way
        fs.update is called.  Improve debug output.

2010-01-28  Corinna Vinschen  <corinna@vinschen.de>

        * Makefile.in (tags, ctags, CTAGS)): Add rules to create tags file.

2010-01-25  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__get_lcid_from_locale): Add comments.  Fix typos in
        comments.  Make sure to set last_lcid every time.  Return locale
        without territory part as invalid.  Handle modern serbian territory
        names per ISO 3166 on older systems as well.  Add appropriate comment.
        (__set_charset_from_locale): Handle LCID for sr_CS as well to make older
        systems happy.

2010-01-25  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_charset_from_locale): Rearrange to set charset
        more closely aligned to Glibc.

2010-01-25  Corinna Vinschen  <corinna@vinschen.de>

        * spawn.cc (spawn_guts): Only try to remove long path prefix from
        runpath if runpath is not NULL.

2010-01-25  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__get_lcid_from_locale):  Fix a comment.  Handle special
        language/TERRITORY combinations explicitely.  Explain why.

2010-01-24  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (__set_charset_from_locale): Fix comment.

2010-01-24  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (check_codepage): Move from syscalls.cc here.
        (internal_setlocale): Ditto.
        (initial_setlocale): Ditto.
        (setlocale): Ditto.
        * strfuncs.cc (__sjis_wctomb): Revert previous patch.
        (__sjis_mbtowc): Ditto.
        * syscalls.cc: Move setlocale-related functions to nlsfuncs.cc.

2010-01-23  Corinna Vinschen  <corinna@vinschen.de>

        * strfuncs.cc (__sjis_wctomb): Special handling for characters which
        differ between SJIS and Windows codepage 932, if charset is "SJIS".
        (__sjis_mbtowc): Ditto.
        (_jis_wctomb): Remove.
        (__jis_mbtowc): Remove.

2010-01-23  Corinna Vinschen  <corinna@vinschen.de>

        * nlsfuncs.cc (wcsxfrm): Call LCMapStringW with LCMAP_BYTEREV flag to
        allow correct comparison using wcscmp.

2010-01-22  Corinna Vinschen  <corinna@vinschen.de>

        * posix.sgml (strfmon): Move to implemented SUSv4 API.

2010-01-22  Corinna Vinschen  <corinna@vinschen.de>

        * Makefile.in (DLL_OFILES): Add nlsfunc.o and strfmon.o.
        * autoload.cc (LocaleNameToLCID): Define.
        * cygwin.din (strfmon): Export.
        * nlsfuncs.cc: New file.  Define a lot of internal functions called
        from setlocale.
        (wcscoll): Implement locale-aware here, using CompareStringW function.
        (strcoll): Ditto.
        (wcsxfrm): Implement locale-aware here, usingLCMapStringW function.
        (strxfrm): Ditto.
        (__set_charset_from_locale): Replace __set_charset_from_codepage.
        Return Linux-compatible charset.
        * strfuncs.cc (__set_charset_from_codepage): Remove.
        * wchar.h (__set_charset_from_codepage): Drop definition.
        * wincap.h (wincaps::has_localenames): New element.
        * wincap.cc: Implement above element throughout.
        * libc/strfmon.c: New file.
        * libc/strptime.cc: Remove locale constant strings in favor of
        access to locale-specifc data.
        (strptime): Point _CurrentTimeLocale to locale-specific data.
        Throughout use correct locale-specific format fields for all
        locale-specific formats.
        * include/monetary.h: New file.
        * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2010-01-18  Corinna Vinschen  <corinna@vinschen.de>

        * strfuncs.cc: Remove needless includes.

2010-01-17  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (internal_setlocale): Use UTF-8 internally if external
        charset is ASCII.

2010-01-15  Corinna Vinschen  <corinna@vinschen.de>

        * libc/fnmatch.c: Replace with multibyte capable version from FreeBSD.

2010-01-15  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_socket.cc (fhandler_socket::accept4): Reset async flag
        on accepted socket.

2010-01-15  Pierre A. Humblet  <phumblet@phumblet.no-ip.org>

        * fhandler_socket.cc (fhandler_socket::accept4): Set nonblocking
        flag exactly according to flags, as on Linux.
        * net.cc (cygwin_accept): Maintain BSD semantics here.

2010-01-15  Corinna Vinschen  <corinna@vinschen.de>

        * cygwin.din (accept4): Export.
        * fhandler.h (fhandler_socket::accept4): Rename from accept.  Take
        additional flag parameter.
        * fhandler_socket.cc (fhandler_socket::accept4): Ditto.  Handle
        SOCK_NONBLOCK and SOCK_CLOEXEC flags.
        * net.cc (cygwin_socket): Handle SOCK_NONBLOCK and SOCK_CLOEXEC flags
        in type.  Check for invalid flag values.
        (socketpair): Ditto.
        (cygwin_accept): Accommodate renaming of fhandler_socket::accept
        function to accept4.
        (accept4): New function.
        * posix.sgml: Mention accept4 as GNU extensions.
        * include/cygwin/socket.h (SOCK_NONBLOCK): Define.
        (SOCK_CLOEXEC): Define.
        (_SOCK_FLAG_MASK): Define when building Cygwin.
        * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
        * include/sys/socket.h (accept4): Declare.

2010-01-15  Corinna Vinschen  <corinna@vinschen.de>

        * posix.sgml: Mention dup3 and pipe2 as GNU extensions.

2010-01-14  Corinna Vinschen  <corinna@vinschen.de>

        * dcrt0.cc (dll_crt0_1): Reset locale to "C" at the last moment before
        calling the application's main.
        * syscalls.cc (internal_setlocale): Don't reset locale to "C here.
        Change comment accordingly.

2010-01-14  Corinna Vinschen  <corinna@vinschen.de>

        * cygwin.din (dup3): Export.
        (pipe2): Export.
        * dtable.cc (dtable::dup_worker): Take additional flags parameter.
        Handle O_CLOEXEC flag.
        (dtable::dup3): Rename from dup2.  Take additional flags parameter.
        Check for valid flags.  Drop check for newfd == oldfd.
        * dtable.h (dtable::dup_worker): Add flags parameter.
        (dtable::dup3): Rename from dup2.
        * fcntl.cc (fcntl64): Add F_DUPFD_CLOEXEC case.
        * fhandler.h (fhandler_mailslot::get_object_attr): Add flags parameter.
        * fhandler.cc (fhandler_base::open): Use security attribute with
        inheritance according to setting of O_CLOEXEC flag.
        * fhandler_console.cc (fhandler_console::open): Ditto.
        * fhandler_fifo.cc (sec_user_cloexec): New inline function to
        create security attribute with inheritance according to setting of
        O_CLOEXEC flag.
        (fhandler_fifo::open): Call sec_user_cloexec to fetch security
        attribute.
        (fhandler_fifo::wait): Ditto.
        * fhandler_mem.cc (fhandler_dev_mem::open): Ditto.
        * fhandler_mailslot.cc (fhandler_mailslot::get_object_attr): Take
        additional flags parameter.  Use security attribute with inheritance
        according to setting of O_CLOEXEC flag.
        (fhandler_mailslot::open): Call get_object_attr with flags parameter.
        * fhandler_registry.cc (fhandler_registry::open): Call set_close_on_exec
        on real handles to accommodate O_CLOEXEC flag.
        * fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
        * fhandler_tape.cc: Create mutex with inheritance according to setting
        of O_CLOEXEC flag.
        * pipe.cc: Replace usage of O_NOINHERIT with O_CLOEXEC.
         (fhandler_pipe::init): Simplify setting close_on_exec flag.
        (fhandler_pipe::open): Remove setting close_on_exec flag.
        (fhandler_pipe::create): Use security attribute with inheritance
        according to setting of O_CLOEXEC flag.
        (pipe2): New exported function.
        * posix_ipc.cc: Throughout, open backing files with O_CLOEXEC
        flag to follow POSIX semantics.
        * security.h (sec_none_cloexec): New define.
        * syscalls.cc (dup): Add missing extern "C" qualifier.  Accommodate
        renaming of dtable::dup2 to dtable::dup3.
        (dup2): Ditto.  Check newfd == oldfd here.
        (dup3): New function.  Check newfd == oldfd here.
        (open): Set close_on_exec flag according to O_CLOEXEC flag before
        calling fhandler->open.
        * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2010-01-13  Corinna Vinschen  <corinna@vinschen.de>

        * include/fcntl.h (O_TTY_INIT): Define as 0.

2010-01-13  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_tty.cc (fhandler_tty_master::init): Don't erase all default
        termios settings of slave console.

2010-01-13  Corinna Vinschen  <corinna@vinschen.de>

        * syscalls.cc (rename): Don't exit prematurely with EROFS when trying
        to rename an AF_LOCAL socket or when trying to replace an AF_LOCAL
        socket.

2010-01-12  Corinna Vinschen  <corinna@vinschen.de>

        * globals.cc (ro_u_nwfs): New R/O unicode string.
        * mount.cc (fs_info::update): Check for NWFS filesystem.  Set
        has_buggy_basic_info, if so.  Add comment to explain why.
        (fillout_mntent): Add "nwfs" string to fs_names array.
        * mount.h (enum fs_info_type): Add nwfs.
        (class fs_info): Add has_buggy_basic_info status flag.  Add accessors
        for has_buggy_basic_info and is_nwfs.
        * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Accommodate
        filesystems with broken FileBasicInformation handling.
        * path.cc (symlink_info::check): Ditto.
        * path.h (path_conv::has_buggy_basic_info): Add method.

2010-01-12  Corinna Vinschen  <corinna@vinschen.de>

        * dtable.cc (build_fh_name_worker): Remove.  Move all functionality
        back into build_fh_name.
        (build_fh_name): Drop unused HANDLE parameter.  Drop call to pc.fillin.
        Remove disabled build_fh_name with UNICODE_STRING name parameter.
        * dtable.h (build_fh_name): Drop HANDLE parameter from declaration.
        Remove declaration for build_fh_name with UNICODE_STRING name parameter.
        * path.cc (path_conv::fillin): Remove.
        (symlink_info::check): Fix comment.
        * path.h (path_conv::fillin): Remove declaration.
        * dir.cc: Accommodate change in build_fh_name parameters throughout.
        * sec_acl.cc: Ditto.
        * syscalls.cc: Ditto.

        * ntea.cc (getxattr_worker): Fix debug output.
        (setxattr_worker): Ditto.
        * times.cc (utimens_worker): Ditto.

2010-01-11  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler_proc.cc (format_proc_stat): Use new in_buf.
        (format_proc_cpuinfo): Replace szBuffer with a union in_buf.  Use type
        correct throughout.  Add a couple of missing or newer cpu flags.  Allow
        certain AMD flags for intel as well.

2010-01-10  Corinna Vinschen  <corinna@vinschen.de>

        * fhandler.h (fhandler_base::fstat_helper): Declare timestamps as
        PLARGE_INTEGER.
        * fhandler_disk_file.cc (fhandler_base::fstat_by_handle):
        Accommodate fstat_helper change of timestamp arguments.
        (fhandler_base::fstat_by_name): Ditto.
        (fhandler_base::fstat_helper): Define with timestamps as PLARGE_INTEGER.
        Accommodate in call to to_timestruc_t.

2010-01-08  Corinna Vinschen  <corinna@vinschen.de>

        * sec_auth.cc (get_token_group_sidlist): Add BUILTIN\Users account
        to all created tokens.
        * sec_helper.cc (well_known_users_sid): Define as BUILTIN\Users.
        * security.h (well_known_users_sid): Declare.

2010-01-01  Christopher Faylor  <me+cygwin@cgf.cx>

        * dcrt0.cc: Bump copyright.

2010-01-01  Christopher Faylor  <me+cygwin@cgf.cx>

        * dcrt0.cc (dll_crt0_1): Move internal locale setting prior to
        potential globify to prevent creation of unglobbed filenames in the
        wrong character set.