unloadable wave functions as fatal.
* hires.h (hires_ms::timeGetTime_ns): New private method.
(hires_ms::dmsecs): Call timeGetTime_ns here.
* ntdll.h (struct _KSYSTEM_TIME): Define.
(KUSER_SHARED_DATA): Redefine to allow access to InterruptTime.
(SharedUserData): Define here.
(NtQueryTimerResolution): Declare.
(NtSetTimerResolution): Declare.
* path.cc (SharedUserData): Move to ntdll.h.
* times.cc (hires_ms::timeGetTime_ns): New private method.
Use throughout instead of timeGetTime. Document entire functionality
of timeGetTime in case we need it.
(hires_ms::resolution): Try a call to NtQueryTimerResolution
to fetch current period. Fall back to heuristic if that fails.
Cast to DWORD in assignments to minperiod.
(clock_setres): Align period to possible values per a call to
NtQueryTimerResolution. Explain why. Replace calls to timeBeginPeriod
and timeEndPeriod with underlying call to NtSetTimerResolution. Use
status code from NtSetTimerResolution to compute errno.
Convert period to ULONGLONG and store 100ns value to simplify code.
as pointer.
(mmap_record::alloc_page_map): Remove.
(mmap_record::free_page_map): Remove.
(mmap_record::init_page_map): New method.
(mmap_record::add_record): Take mmap_record parameter by reference
rather than by value.
(mmap_record::map_pages): Fix comment.
(mmap_list::add_record): Allocate space for mmap_record including the
page_map in a single ccalloc call. Call init_page_map afterwards.
(mmap_list::del_record): Remove call to mmap_record::free_page_map.
treatment for ERROR_NO_SYSTEM_RESOURCES. Cancel I/O and reset the overlapped
handle on error.
(fhandler_base_overlapped::write_overlapped): Limit writes to max_atomic_write
bytes in blocking case. Incorporate code from now-defunct
write_overlapped_fallback. Fix serious oversight where ptr was not advanced as
buffer was written.
(fhandler_base_overlapped::write_overlapped_fallback): Eliminate.
* fhandler.h (fhandler_base_overlapped::write_overlapped_fallback): Ditto for
declaration.
(DEFAULT_PIPEBUFSIZE): Lower size to slightly less than documented worst-case
atomic write size.
(fhandler_overlapped::wait_return): Remove unused element.
overlapped_fallback error condition like other error conditions. Set res
carefully and specifically for each condition rather than resorting to a
default.
(fhandler_base_overlapped::write_overlapped): Preserve errno in
overlapped_fallback condition. Correct write_overlapped_fallback to avoid
inappropriate looping.
(fhandler_base_overlapped::write_overlapped_fallback): Add some more comments.
* fhandler.cc (MAX_OVERLAPPED_WRITE_LEN): New constant.
(MIN_OVERLAPPED_WRITE_LEN): Ditto.
(fhandler_base_overlapped::close): Accommodate change in arguments to
wait_overlapped.
(fhandler_base_overlapped::setup_overlapped): Add __stdcall and regparm
modifiers.
(fhandler_base_overlapped::destroy_overlapped): Ditto.
(fhandler_base_overlapped::has_ongoing_io): Ditto.
(fhandler_base_overlapped::wait_overlapped): Modify to return an enum returning
various states. Accept nonblocking parameter.
(fhandler_base_overlapped::read_overlapped): Add __stdcall and regparm
modifiers. Rework to attempt to be smarter about reacting to states returned
by wait_overlapped.
(fhandler_base_overlapped::write_overlapped): Ditto. Add fallback option for
when wait_overlapped detects that smaller chunks must be written.
(fhandler_base_overlapped::write_overlapped_fallback): Ditto.
* fhandler.h (DEFAULT_PIPEBUFSIZE): Move definition here from pipe.cc.
(fhandler_base::has_ongoing_io): Define with __stdcall and regparm modifiers.
(fhandler_base_overlapped::wait_return): New enum.
(fhandler_base_overlapped::max_atomic_write): New variable.
(fhandler_base_overlapped:: wait_overlapped): Accommodate changes mentioned
above to arguments and modifiers.
(fhandler_base_overlapped::setup_overlapped): Ditto for modifiers.
(fhandler_base_overlapped::read_overlapped): Ditto.
(fhandler_base_overlapped::write_overlapped): Ditto.
(fhandler_base_overlapped::destroy_overlapped): Ditto.
(fhandler_base_overlapped::has_ongoing_io): Ditto.
(fhandler_base_overlapped::fhandler_base_overlapped): Zero max_atomic_write.
* fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Set max_atomic_write to the
size of the DEFAULT_PIPEBUFSIZE.
(fhandler_fifo::wait): Accommodate change in arguments to wait_overlapped.
* pipe.cc (fhandler_pipe::fhandler_pipe): Set max_atomic_write to the size of
the DEFAULT_PIPEBUFSIZE.
(fhandler_pipe::create_selectable): Allow minimum size of DEFAULT_PIPEBUFSIZE.
(DEFAULT_PIPEBUFSIZE): Delete here, move to fhandler.h.
filesystem supporting ACLs, create the file with WRITE_DAC access.
Explain why.
* fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto for
directories.
* fhandler_socket.cc (fhandler_socket::bind): Ditto for sockets.
* path.cc (symlink_worker): Ditto for symlinks.
* security.cc (get_file_sd): Always call GetSecurityInfo for directories
on XP and Server 2003. Improve comment to explain why.
(set_file_attribute): Explicitely cast mode_t value to bool in call to
get_file_sd.
* wincap.h (wincaps::use_get_sec_info_on_dirs): New element.
* wincap.cc: Implement above element throughout.
DONT_RESOLVE_DLL_REFERENCES if a normal LoadLibrary call failed with
ERROR_INVALID_ADDRESS.
(LsaRegisterLogonProcess): Align comment to previous change.
to LoadDLLprime.
(LoadDLLprime): Take an extra argument indicating whether this dll needs
special handling on fork. Place this information in the "handle" location.
(LoadDLLfuncEx3): Eliminate "func" handling. Pass new no_resolve_on_fork
argument to LoadDLLprime.
(dll_load): New function.
(std_dll_init): Accommodate changes to dll_info::handle. Use dll_load to load
DLL in both cases where it is used.
secur32 functions, except for LsaRegisterLogonProcess. Change return
value to ERROR_PROC_NOT_FOUND. Explain why.
* sec_auth.cc (lsaauth): Handle ERROR_PROC_NOT_FOUND from call to
LsaRegisterLogonProcess when generating the errno value.
* fhandler_socket (fhandler_socket::readv): Call recv_internal directly,
rather than recvmsg.
(fhandler_socket::writev): Call send_internal directly, rather than
sendmsg.
* net.cc (cygwin_recv): Call fhandler_socket::recvfrom directly, rather
than cygwin_recvfrom.
(cygwin_send): Call fhandler_socket::sendto directly, rather than
cygwin_sendto.
rather than recvmsg.
(fhandler_socket::writev): Call send_internal directly, rather than
sendmsg.
* net.cc (cygwin_recv): Call fhandler_socket::recvfrom directly, rather
than cygwin_recvfrom.
(cygwin_send): Call fhandler_socket::sendto directly, rather than
cygwin_sendto.
native path of devices not backed by native NT devices.
* devices.cc: Regenerate.
* globals.cc (ro_u_pmem): Use correct case.
(ro_u_globalroot): New R/O unicode string.
* path.cc (path_conv::check): Fix incorrect handling of /proc/sys
block devices if they are just visited due to a component check.
(symlink_info::posixify): Fix typo in comment.
(cygwin_conv_path): Use ro_u_globalroot instead of string constant.
(fast_cwd_version): New shared variable to store FAST_CWD version
used on the system.
(find_fast_cwd_pointer): Rename from find_fast_cwd_pointers. Don't
set global fast_cwd_ptr pointer here. Return pointer value instead.
(find_fast_cwd): New function to set fast_cwd_ptr and fast_cwd_version.
(cwdstuff::override_win32_cwd): Call find_fast_cwd from here.
Check for fast_cwd_version to differ between old and new FAST_CWD
structure. Check old_cwd for NULL to avoid SEGV. Don't set CWD if
we have neitehr a valid fast_cwd_ptr, nor a valid CWD handle in the
process parameter block.
(cwdstuff::set): Create Win32 path taking /proc/sys paths into account.
* spawn.cc (spawn_guts): Recode creating runpath. Also take /proc/sys
paths into account. Drop special CWD handling when starting non-Cygwin
processes.
for KB 2393802. Adjust comments throughout.
(struct _FAST_CWD_OLD): Rename former definition.
(cwdstuff::override_win32_cwd): Check if the OS is using the old or the
new FAST_CWD structure layout and handle accordingly.
(cygheap_init): Just zero cygheap structure.
* cygwin.sc: Keep 16 byte alignment but drop all other alignments related to
cygheap. Eliminate unused __cygheap_end1.
and __BYTE_ORDER into ...
* include/bits/endian.h: New file.
* include/arpa/nameser_compat.h: Include endian.h rather than defining
BYTE_ORDER here.
* include/asm/byteorder.h: Include bits/endian.h. Drop definition of
__LITTLE_ENDIAN.
* include/netinet/ip.h: Include bits/endian.h. Drop definitions of
BIG_ENDIAN, LITTLE_ENDIAN, and BYTE_ORDER. Use underscored variants
of aforementioned constants.
* include/netinet/tcp.h: Ditto.
* include/sys/param.h: Drop disabled definitions of BIG_ENDIAN,
LITTLE_ENDIAN, and BYTE_ORDER.
* include/netinet/ip.h: Reformat. Define setsockopt IP_TOS options
matching recent RFCs. Tweak comments.
* errno.cc (__xpg_strerror_r): New function.
(strerror_r): Update to copy newlib's fixes.
(strerror): Set errno on failure.
(_sys_errlist): Cause EINVAL failure for reserved values.
* cygwin.din: Export new function.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Combine
this into minor 236.
erroneous premature return after collecting truncated multibyte
sequence in trunc_buf. Rather fall through to printing routine.
Fix return value to take trunc_buf content into account. Improve
comments.
(fhandler_socket::bind): Change comment to explain setting the
SO_EXCLUSIVEADDRUSE socket option. Remove code which checks for
address in use.
* net.cc (cygwin_setsockopt): Never set SO_REUSEADDR option. Improve
comment to compensate for the deleted comment in fhandler_socket::bind.
* wincap.cc: Throughout, drop has_enhanced_socket_security from wincaps.
* wincap.h (struct wincaps): Drop has_enhanced_socket_security flags
and method.
* winf.h: Move definitions of _P_PATH_TYPE_EXEC and _P_MODE from here...
* pinfo.h: ...to here.
(_P_PATH_TYPE_EXEC): Redefine to be bigger than _P_SYSTEM.
(_P_MODE): Redefine so as not to mask out _P_SYSTEM.
* spawn.cc (spawnlp): Add _P_PATH_TYPE_EXEC flag in call to spawnve.
(spawnlpe): Ditto.
(spawnvp): Ditto.
* exec.cc (execvp): Call spawnve with _P_PATH_TYPE_EXEC flag
from here.
(execvpe): Ditto.
* spawn.cc (spawn_guts): Filter _P_PATH_TYPE_EXEC from mode and
store in p_type_exec. Call av::fixup with addtional p_type_exec
argument.
(spawnve): Check for filtered mode.
(spawnvpe): Add _P_PATH_TYPE_EXEC flag when calling spawnve.
(av::fixup): Accept additional bool parameter p_type_exec. Only check
for script if p_type_exec is true.
* winf.h (_P_PATH_TYPE_EXEC): Define.
(_P_MODE): Define.
(av::fixup): Declare with additional bool parameter.
PC_SYM_NOFOLLOW_REP flag is set.
(cygwin_conv_path): Set PC_SYM_NOFOLLOW_REP flag when converting from
POSIX to Win32.
* path.h (enum pathconv_arg): Define PC_SYM_NOFOLLOW_REP flag.
(fhandler_proc::fill_filebuf): Handle return value of 0 from format
function as error.
(format_proc_stat): Set errno when returning 0 size.
(format_proc_partitions): Rewrite method to fetch partition info.
(class fhandler_dev_floppy): Convert partitions to part_t pointer.
Add lock_partition method.
* fhandler_floppy.cc (fhandler_dev_floppy::lock_partition): New method
to implement ondemand partition locking.
(fhandler_dev_floppy::write_file): Call lock_partition from here if
writing failed due to a potential write restriction on a disk
partition.
(fhandler_dev_floppy::open): Don't lock partitions here.
(fhandler_dev_floppy::close): Keep track of partition handle reference
count. Close handles and remove partitions pointer ony if count is 0.
(fhandler_dev_floppy::dup): Just copy partitions pointer and increment
reference count.
(class fhandler_dev_floppy): Add partitions array member. Add close
method.
* fhandler_floppy.cc (fhandler_dev_floppy::fhandler_dev_floppy): Zero
out partitions array.
(fhandler_dev_floppy::open): Fix "entire disk" condition for call to
DeviceIoControl (FSCTL_ALLOW_EXTENDED_DASD_IO).
When opening disks for writing, call DeviceIoControl (FSCTL_LOCK_VOLUME)
on all affected disk partitions starting with Vista.
(fhandler_dev_floppy::close): New method.
(fhandler_dev_floppy::dup): Duplicate handles in partitions, if any.
* wincap.h (wincaps::has_restricted_raw_disk_access): New element.
* wincap.cc: Implement above element throughout.
with the tls.
* pinfo.cc (status_exit): Add debug output to report on unexpected exit.
* tls_pbuf.cc (tmp_pathbuf::c_get): Add more details to internal error.
* net.cc (get_flags): Set IFF_NOARP flag for PPP and SLIP devices.
(get_xp_ifs): Unify IFF_BROADCAST setting. Drop calling SendARP to
set IFF_NOARP flag.
(FS_IS_NETAPP_DATAONTAP): Drop test for FILE_PERSISTENT_ACLS.
(fs_info::update): Set filetype to ntfs in remote case, too. Fix a
couple of comments. Add test for Netapps faking to be FAT.
* mount.h (IMPLEMENT_FS_FLAG): Simplify definition and usage.
standard macro.
(lcl_is_set): Define as an enum.
(tzsetwall): Assign lcl_is_set to correct enum values.
(tzset): Ditto. Copy as much of TZ as will fit to TZ buffer.
closed since an fd may rely on a thread.
* fhandler_tty.cc: Reformat comment.
(fhandler_pty_master::pty_master_thread): Refuse ERROR_PIPE_CONNECTED state as
an error.
* globals.cc (exit_states): Reorder ES_THREADTERM.
* path.cc (find_fast_cwd_pointers): Remove excessively wordy DEBUGGING output.
* fhandler_console.cc (fhandler_console::open): Specify second argument to
tcinit.
* fhandler_termios.cc (fhandler_termios::tcinit): Rename second argument. Set
pgid to 0 if this is a pty master.
(fhandler_termios::tcgetpgrp): Just return value of pgid. It will be zero if
not initialized.
* fhandler_tty.cc (fhandler_tty_slave::open): Specify second argument to
tcinit.
(fhandler_tty_slave::ioctl): Implement TIOCGPRP/TIOCSPGRP. Fix switch
indentation.
(fhandler_tty_master::ioctl): Implement TIOCGPRP/TIOCSPGRP.
* include/sys/termios.h (TIOCGPGRP): Define similarly to Linux.
* include/sys/termios.h (TIOCSPGRP): Ditto.
* ntdll.h (struct _PEB): Add members accessed by the fast cwd method
starting with Vista.
(struct _KUSER_SHARED_DATA): Define with only the DismountCount.
(RtlAllocateHeap): Declare.
(RtlEnterCriticalSection): Declare.
(RtlFreeHeap): Declare.
(RtlLeaveCriticalSection): Declare.
* path.cc (get_user_proc_parms): Remove.
(struct _FAST_CWD): New structure.
(fast_cwd_ptr): Define.
(SharedUserData): Define.
(peek32): Define.
(find_fast_cwd_pointers): New function to find the global pointer
to the current FAST_CWD structure.
(copy_cwd_str): New helper function.
(cwdstuff::override_win32_cwd): New method to set the Win32 CWD.
(cwdstuff::init): Just call override_win32_cwd from here when
started from native Win32 parent.
(cwdstuff::set): Access Win32 CWD via PEB reference instead of using
get_user_proc_parms function. Memorize old DismountCount before
opening directory handle. Call override_win32_cwd to set up Win32 CWD.
Be more verbose in comments.
* wincap.h (wincaps::has_fast_cwd): New element.
* wincap.cc: Implement has_fast_cwd element throughout.
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Always check
executable suffix to get x-bits for .exe files also in notexec case.
Always reopen file when checking for file header.
* ntdll.h (wait_pending): Delete.
* path.cc (symlink_info::check_shortcut): Drop call to wait_pending
since file is always opened for sync IO.
(symlink_info::check_sysfile): Ditto.
(MIN_STAT_ACCESS): Remove.
(FULL_STAT_ACCESS): Remove.
(symlink_info::check): Drop access flag. Revert to open file with
just read attributes access. Reorder symlink check to check for
reparse points first. Don't check reparse points for anything else,
even on remote drives. Open file for GENERIC_READ when trying to
read shortcuts or system-bit symlinks. Accommodate dropped access
flag in call to path_conv_handle::set.
* path.h (class path_conv_handle): Drop access flag and accommodate
all related methods.
access mask is correct.
(ipc_cond_init): Take additional parameter to differ between send and
receive event. Call NtCreateEvent to make sure the access mask is
correct.
(ipc_cond_timedwait): Reset Event prior to calling WFMO.
(struct mq_info): Split mqi_wait into two events, mqi_waitsend and
mqi_waitrecv.
(mq_open): Calloc mqinfo. Create mqi_waitsend and mqi_waitrecv events.
Make sure all synchronization objects are closed in case of an error.
(_mq_send): Wait for mqi_waitsend event. Signal mqi_waitrecv event.
(_mq_receive): Wait for mqi_waitrecv event. Signal mqi_waitsend event.
(mq_close): Close mqi_waitsend and mqi_waitrecv events.
Just call nfs_fetch_fattr3 if called via fstat.
* nfs.cc (nfs_fetch_fattr3): New function to fetch NFS fattr3 info from
file handle.
* nfs.h (nfs_fetch_fattr3): Declare.
* path.cc (symlink_info::check): Simplify NFS case. Just call
nfs_fetch_fattr3.
* fhandler_disk_file.cc: Ditto.
(fhandler_base::fstat_by_nfs_ea): Use fattr3 from path_conv member,
unless called from fstat.
* path.cc: Drop including nfs.h.
(symlink_info::check): Rearrange definition of file info buffers.
Fetch fattr3 info for files on NFS and store in conv_hdl for later
use in fhandler_base::fstat_by_nfs_ea. Use fattr3 file type to
recognize symlink on NFS and try to fetch symlink target only for
actual symlinks.
* path.h: Include nfs.h.
(class path_conv_handle): Change file info storage to union of
FILE_NETWORK_OPEN_INFORMATION and fattr3 structures.
(path_conv_handle::fnoi): Align to aforementioned change.
(path_conv_handle::nfsattr): New method.
(path_conv::nfsattr): New method.
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.
* 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.
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.
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.
* 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.
* 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.
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.
* 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.
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.
(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.
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.
(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.
* 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.
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.
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.
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.
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.
__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.
(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.
(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.
(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.
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.
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.
* 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.
(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.
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.
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.
(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.
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.
* 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.
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.
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.
* 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.
Corinna Vinschen
Christopher Faylor
Eric Blake
Yaakov Selkowitz
Pierre Humblet
Dave Korn