appropriately.
* pinfo.cc (pinfo::exit): Always call sigproc_terminate here. Rely on
sigproc_terminate to signal signal thread to handle eventual process exit.
* sigproc.cc (no_signals_available): Change criteria for determining if this
process can handle signals to itself.
(my_sendsig): New variable. Copy of my sendsig handle.
(proc_can_be_signalled): Don't send signals if exit code is set.
(sigproc_terminate): Use and set exit_state appropriately to determine when to
do anything. Send __SIGEXIT to self to control process exit.
(sig_send): Use my_sendsig for sending signals. Don't call
proc_can_be_signalled for myself since the criteria is now different for
sending signals to myself.
(wait_sig): Copy myself->sendsig to my_sendsig for future use. Exit signal
loop when __SIGEXIT is received. Wait for main thread to exit and use its exit
status to actually exit process.
* sigproc.h (__SIGEXIT): New enum.
* dcrt0.cc (alloc_stack): Eliminate superfluous "return;".
* debug.cc (add_handle): Ditto.
* devices.in (device::parse): Ditto.
* dtable.cc (dtable::vfork_parent_restore): Ditto.
(dtable::vfork_child_fixup): Ditto.
* environ.cc (parse_options): Ditto.
* errno.cc (seterrno_from_win_error): Ditto.
* exceptions.cc (sig_handle_tty_stop): Ditto.
(set_signal_mask): Ditto.
* fhandler.cc (fhandler_base::read): Ditto.
(fhandler_base::operator delete): Ditto.
(fhandler_base::seekdir): Ditto.
(fhandler_base::rewinddir): Ditto.
* fhandler_console.cc (fhandler_console::read): Ditto.
(fhandler_console::fixup_after_exec): Ditto.
* sigproc.cc (sigproc_init): Ditto.
(sigproc_terminate): Ditto.
* devices.cc: Regenerate.
* fhandler.cc (fhandler_base::raw_read): Ditto for debug message.
* dcrt0.cc (do_exit): Add some more synchronization tests.
* fhandler_fifo.cc (fhandler_fifo::dup): Don't duplicate a nonexistent handle.
Use derived return value rather than always retuning 0.
* fhandler_netdrive.cc (fhandler_netdrive::exists): Wnet -> WNet.
* winsup.h (exit_states): Add a couple of new exit states.
* fhandler.h (fhandler_pipe::create_selectable): Declare.
(fhandler_fifo::close_one_end): Declare.
* fhandler_fifo.cc (fhandler_fifo::close_one_end): Define.
(fhandler_fifo::open_not_mine): Use close_one_end to close appropriate end of
pipe.
* pinfo.cc (_pinfo::commune_recv): Ditto.
* pipe.cc (fhandler_pipe::create_selectable): Rename from
create_selectable_pipe. Reorganize.
(fhandler_pipe::create): Use create_selectable.
* fhandler.h (fhandler_fifo::owner): Eliminate.
* fhandler_disk_file.cc (fhandler_base::fstat_fs): Handle on-disk devices
better.
(fhandler_base::fstat_helper): Ditto.
* fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Don't initialize obsolete
"owner".
(fhandler_fifo::open_not_mine): Add some debugging. Duplicate correct handle
when we own it.
(fhandler_fifo::open): Set flags from input, not from first pipe. Flag that
fork fixup is needed.
(fhandler_fifo::dup): Set errno correctly when DuplicateHandle fails.
* pinfo.cc (commune_send): Add debugging for fifo.
* cygwin/version.h: Bump API minor version to 127 to reflect exporting of
sigrelese.
error code as well as errno. Use throughout where errno is set from
NT status.
(set_errno): Evaluate val only once.
* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Fix typo in
debug output.
* fhandler_mem.cc (fhandler_dev_mem::open): Rely on
__seterrno_from_nt_status setting Win32 error code in debug output.
* fhandler_proc.cc (format_proc_uptime): Ditto.
(format_proc_stat): Ditto.
* fhandler_process.cc (format_process_stat): Ditto.
* sysconf.cc (sysconf): Ditto.
* fhandler.cc (fhandler_base::raw_write): Don't touch has_changed flag.
* fhandler.h (enum change_state): Remove.
(fhandler_base::status): Revert has_changed to a simple bit.
(fhandler_base::fstat_helper): Add nAllocSize parameter. Rename
ftCreationTime to ftChangeTime.
* fhandler_disk_file.cc:
Call fstat_helper with additional
allocation size throughout.
(fhandler_base::fstat_by_handle): Use NT native functions to get
full file information on NT. Call fstat_helper with LastWriteTime
as ctime, if ChangeTime is not available.
(fhandler_base::fstat_by_name): Call fstat_helper with LastWriteTime
as ctime.
(fhandler_base::fstat_helper): Add comment. Drop special FAT
handling since it's useless. Use nAllocSize for st_blocks if available.
(fhandler_disk_file::touch_ctime): Only touch LastWriteTime.
(fhandler_disk_file::fchmod): Set has_changed on 9x only.
(fhandler_disk_file::fchown): Don't set has_changed.
(fhandler_disk_file::facl): Ditto.
(fhandler_disk_file::ftruncate): Ditto.
(fhandler_disk_file::link): Set has_changed on 9x only and on original
file only.
(fhandler_base::open_fs): Don't set has_changed in O_TRUNC case.
* ntdll.h (FILE_BASIC_INFORMATION): Define.
(FILE_STANDARD_INFORMATION): Define.
(FILE_INTERNAL_INFORMATION): Define.
(FILE_EA_INFORMATION): Define.
(FILE_ACCESS_INFORMATION): Define.
(FILE_POSITION_INFORMATION): Define.
(FILE_MODE_INFORMATION): Define.
(FILE_ALIGNMENT_INFORMATION): Define.
(FILE_NAME_INFORMATION): Don't define with arbitrary FileName size.
(FILE_ALL_INFORMATION): Define.
(FILE_INFORMATION_CLASS): Add FileAllInformation.
(FILE_FS_VOLUME_INFORMATION): Define.
(FS_INFORMATION_CLASS): Define.
(NtQueryVolumeInformationFile): Define.
* fhandler.h (enum change_state): Add.
(fhandler_base::status): Add a bit to has_changed flag.
(fhandler_base::has_changed): Implement with type change_state.
* fhandler.cc (fhandler_base::raw_write): Accomodate type change
of has_changed.
* fhandler_disk_file.cc )fhandler_disk_file::touch_ctime): Also
touch modification time if has_changed == data_changed.
(fhandler_disk_file::fchmod): Also open on 9x, otherwise we can't
touch ctime. Accomodate type change of has_changed.
(fhandler_disk_file::fchown): Accomodate type change of has_changed.
(fhandler_disk_file::facl): Ditto.
(fhandler_disk_file::ftruncate): Ditto.
(fhandler_disk_file::link): Ditto.
(fhandler_base::open_fs): Ditto.
* fhandler.cc (fhandler_base::fsync): Return with EINVAL if no
handle is available.
* syscalls.cc (fdatasync): Create export alias to fsync.
* include/cygwin/version.h: Bump API minor version.
(FindNextVolumeA): Add.
(FindVolumeClose): Add.
(GetVolumePathNamesForVolumeNameA): Add.
* fhandler.h (class fhandler_base): Declare new method fsync.
* fhandler.cc (fhandler_base::fsync): New method.
* syscalls.cc (fsync): Move functionality into fhandler method fsync.
Just call this method from here.
(sync_worker): New static function.
(sync): Fill with life for NT systems.
* wincap.h (wincaps::has_guid_volumes): New element.
* wincap.cc: Implement above element throughout.
(fhandler_base::status.query_open): Add a bit to make room for more
states.
(class fhandler_base): Declare new method utimes.
(class fhandler_socket): Ditto.
(class fhandler_disk_file): Ditto.
(fhandler_disk_file::fhandler_disk_file): Add constructor with
path_conv parameter.
* fhandler.cc (fhandler_base::open): Add query_write_attributes
handling.
(fhandler_base::utimes): New method.
* fhandler_disk_file.cc (fhandler_disk_file::link): Simplify.
Open file with query_write_attributes instead of query_write_control.
(fhandler_disk_file::utimes): New method.
(fhandler_disk_file::fhandler_disk_file): Add constructor with
path_conv parameter setting pc member immediately.
* fhandler_socket.cc (fhandler_socket::fchmod): Use new
fhandler_disk_file constructor.
(fhandler_socket::fchown): Ditto.
(fhandler_socket::facl): Ditto.
(fhandler_socket::link): Ditto.
(fhandler_socket::utimes): New method.
* times.cc: Include dtable.h.
(timeval_to_filetime): Make non-static.
(utimes): Move functionality into fhandler method utimes. Just call
this method from here.
* winsup.h: Simplify declarations of time helper functions.
(timeval_to_filetime): Add extern declaration.
(class fhandler_socket): Ditto.
(class fhandler_disk_file): Ditto.
* fhandler.cc (fhandler_base::open): Add FILE_WRITE_ATTRIBUTES
to query_write_control access flags.
(fhandler_base::link): New method.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Don't try to
open with O_WRONLY since query_write_control includes
FILE_WRITE_ATTRIBUTES.
(fhandler_disk_file::fchown): Ditto.
(fhandler_disk_file::facl): Ditto.
(fhandler_disk_file::link): New method. Touch st_ctime on successful
link.
* fhandler_socket.cc (fhandler_socket::link): New method.
* syscalls.cc (link): Move functionality into fhandler method link.
Just call this method from here.
successful write.
* fhandler.h (fhandler_base::status_flags): Add 'has_changed' flag.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Call
fhandler_disk_file's own open and close instead of open_fs and
close_fs. Mark as changed on success.
(fhandler_disk_file::fchown): Ditto.
(fhandler_disk_file::facl): Ditto.
(fhandler_disk_file::ftruncate): Ditto.
(fhandler_base::open_fs): Mark as changed when O_TRUNC flag on existing
file is set.
(fhandler_disk_file::close): Set st_ctime if has_changed flag is set.
(cygthread::terminate_thread): Eliminat racy code which reset ev and
thread_sync. Remove a few nonsensical inuse checks. Exit at the bottom.
(cygthread::detach): Rewrite to again try to ensure that we don't say we're
signalled when we are not signalled.
* fhandler.cc (fhandler_base::raw_read): Revert to signalling read success
quickly.
* pipe.cc (fhandler_pipe::close): Use base method to close handle.
* sigproc.h (WAIT_SIG_PRIORITY): Just trundle along at normal priority to allow
the pipe thread to do its thing if possible.
* pinfo.h (pinfo::zap_cwd): Declare new function.
(pinfo::zap_cwd): Move 'cd out of the way code' here.
(pinfo::exit): Use it here.
* spawn.cc (spawn_guts): And here.
* cygthread.cc (cygthread::detach): Be more careful about ensuring that sigwait
is properly waited for to avoid later missynchronization.
(cygthread::terminate_thread): Return true if thread was actually terminated
and all handles were closed.
* fhandler_base.cc (fhandler_base::raw_read): Use signal_read_state rather than
raw calls to win32 api.
(fhandler_base::read): Ditto.
* fhandler.h (fhandler_pipe::fixup_after_exec): Use method to create read_state
signalling.
(fhandler_pipe::create): Ditto.
* Makefile.in: Make some more files -fomit-frame-pointer.
"device:" entry.
* fhandler.h (fhandler_socket::open): New method.
(fhandler_pipe::open): New method.
* fhandler_proc.cc (fhandler_proc::exists): Return -2 in case of
/proc/self.
* fhandler_process.cc (fhandler_process::exists): Return -2 in
case of symlinks, -3 for pipes and -4 for sockets.
(fhandler_process::fstat): Handle pipes and sockets.
(fhandler_process::open): Handle opening /proc/<pid>/fd.
(fhandler_process::fill_filebuf): Generate empty names for
non exisiting file descriptors.
* fhandler_socket.cc (fhandler_socket::get_proc_fd_name): Always
generate "socket:[number]" strings as on Linux.
(fhandler_socket::open): New method.
(fhandler_socket::fstat): Always return socket type.
* path.cc (symlink_info::set): Remove unused second parameter.
(path_conv::check): Handle pipes and sockets in /proc.
Set correct device type for AF_LOCAL sockets.
* pinfo.cc (_pinfo::commune_recv): Generate empty names for
non exisiting file descriptors.
(_pinfo::fd): Ditto.
* pipe.cc (fhandler_pipe::open): New method.
fhandlers.
* dtable.h (class dtable): Add cygheap_fdenum as friend class.
* fhandler.h (fhandler_base::get_proc_fd_name): New virtual method
to return a name for /proc/<pid>/fd.
(fhandler_socket::get_proc_fd_name): Ditto.
(fhandler_pipe::get_proc_fd_name): Ditto.
(fhandler_virtual::opendir): Make virtual method.
(fhandler_process::opendir): New method.
* fhandler.cc (fhandler_base::get_proc_fd_name): New method.
* fhandler_process.cc: Include ctype.h.
(PROCESS_FD): Define.
(process_listing): Add "fd".
(fhandler_process::exists): Fix comment. Return 1 in case of "fd"
directory. Handle files below "fd".
(fhandler_process::fstat): Drop "self" handling. Set correct link
count for directories.
(fhandler_process::opendir): New method to handle "fd" directory.
(fhandler_process::readdir): Add "fd" handling.
(fhandler_process::open): Drop "self" handling.
(fhandler_process::fill_filebuf): Ditto. Add "fd" handling. Fix
"maps" output string.
* fhandler_registry.cc (fhandler_registry::fstat): Set correct link
count for directories.
* fhandler_socket.cc (fhandler_socket::get_proc_fd_name): New method.
* path.cc (symlink_info::set): Fix thinko.
* pinfo.cc (_pinfo::commune_recv): Rename pathbuf to path throughout.
Drop local path variable in PICOM_FIFO case. Fix debug output.
Close handles as early as possible. Add PICOM_FDS and PICOM_FD
handling.
(_pinfo::commune_send): Add PICOM_FDS and PICOM_FD handling.
(_pinfo::fd): New method.
(_pinfo::fds): New method.
* pinfo.h (enum picom): Add PICOM_FDS and PICOM_FD.
(_pinfo::fd): Declare.
(_pinfo::fds): Declare.
* pipe.cc (fhandler_pipe::get_proc_fd_name): New method.
SETACL if no acls are available.
* fhandler.cc (fhandler_base::facl): Implement to return sensible
values on GETACL and GETACLCNT. Pretend successful SETACL.
* fhandler_virtual.cc (fhandler_virtual::facl): Ditto.
disk" device or fifo.
(fhandler_base::fchown): Ditto for changing ownership.
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Accommodate device files
on ntfs partitions.
* path.cc (path_conv::check): Use isfs function to figure out if a path exists
on a filesystem to make sure that device files are caught.
throughout.
* path.cc (path_conv::check): Declare, set and use "strip_tail".
(path_conv::set_normalized_path): Add and use second argument, replacing all
tail stripping tests.
starting.
* child_info.h (init_child_info): Remove pid argument from declaration.
* cygheap.h (init_cygheap::pid): New element.
* dcrt0.cc (dll_crt0_0): Eliminate handling of now-noexistent cygpid parameter
in child_info struct. Set forkee to 'true' rather than cygpid since the pid
value was never used.
(dll_crt0_1): Ditto.
(_dll_crt0): Ditto.
* fork.cc (fork_child): Don't wait for sigthread. This is handled in the fork
call now.
(fork_parent): Remove obsolete pid argument from init_child_info call. Don't
do anything special with cygpid when DEBUGGING.
(fork): Delay all signals during fork.
(fork_init): Don't do anything special when DEBUGGING.
* pinfo.cc (set_myself): Remove pid parameter. Use new pid field in cygheap.
(pinfo_init): Don't pass pid argument to set_myself.
* sigproc.cc (sig_send): Wait for dwProcessId to be non-zero as well as
sendsig.
(init_child_info): Eliminate handling of pid.
(wait_sig): Implement method to temporarily hold off sending signals.
* sigproc.h (__SIGHOLD): New enum.
(__SIGNOHOLD): Ditto.
* spawn.cc (spawn_guts): Remove obsolete pid argument from init_child_info
call.
* ntdll.h (IsDosDeviceName_U): Declare.
* fhandler.cc (fhandler_base::open): Check to see if win32_name is a dos device
and just call the 9x open if so.
set_file_attribute call to indicate that NT security isn't used.
(fhandler_disk_file::fchmod): Rearrange to isolate 9x related
statements.
Do not set FILE_ATTRIBUTE_SYSTEM.
(fhandler_disk_file::fchown): Check noop case first.
* fhandler.cc (fhandler_base::open9x): Remove ntsec related statements.
(fhandler_base::set_name): Do not set namehash.
* fhandler.h (fhandler_base::get_namehash): Compute and set namehash if
needed.
* syscalls.cc (access): Verify that fh is not NULL. Do not set PC_FULL.
(chmod): Ditto.
(chown_worker): Ditto.
(stat_worker): Ditto. Verify if the path exists.
* dir.cc (mkdir): Change set_file_attribute call to indicate that
NT security isn't used.
* fhandler.cc (fhandler_base::open_9x): New method, created from
fhandler_base::open.
(fhandler_base::open): Rearrange to use NtCreateFile instead of
CreateFile.
* fhandler.h (enum query_state): Redefine query_null_access to
query_stat_control. query_null_access isn't allowed in NtCreateFile.
(fhandler_base::open_9x): Declare.
* fhandler_disk_file.cc (fhandler_base::fstat_fs): Use
query_stat_control first, query_read_control if that fails.
(fhandler_disk_file::fchmod): Call enable_restore_privilege before
trying to open for query_write_control. Don't fall back to
opening for query_read_control.
(fhandler_disk_file::fchown): Ditto.
(fhandler_disk_file::facl): Only request restore privilege and query
access necessary for given cmd.
* fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open
instead of opening device here.
* ntdll.h (NtCreateFile): Declare.
* path.cc (symlink_worker): Change set_file_attribute call to indicate
that NT security isn't used.
* sec_acl.cc (getacl): Fix bracketing.
* sec_helper.cc (enable_restore_privilege): New function.
* security.cc (str2buf2uni_cat): New function.
(write_sd): Don't request restore permission here.
* security.h (set_process_privileges): Drop stale declaration.
(str2buf2uni): Declare.
(str2buf2uni_cat): Declare.
(enable_restore_privilege): Declare.
* syscalls.cc (fchown32): Return immediate success on 9x.
query_state.
(fhandler_base::fchown): New method.
* fhandler.h: Declare fchown method in fhandler_base,
fhandler_disk_file and fhandler_virtual.
(enum query_state): Add query_write_control.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Set query_state
to query_write_control. Only remove FILE_ATTRIBUTE_READONLY if not
setting security descriptor.
(fhandler_disk_file::fchown): New method.
* fhandler_virtual.cc (fhandler_virtual::fchown): New method.
* sec_acl.cc (setacl): Call write_sd with additional handle attribute.
* security.cc (write_sd): Take handle argument. Only request owner
if getting SE_RESTORE_NAME privilege failed. Only open file if
NtSetSecurityObject failed or handle is NULL.
(set_nt_attribute): Call write_sd with additional handle attribute.
* security.h (write_sd): Declare with additional handle argument.
tty_min, mtinfo and fs_info thoroughout.
* fhandler.h: Redefine all set_close_on_exec methods to take a bool
argument.
(enum conn_state): Rename from connect_state.
(class fhandler_base): Rename some status flags to align with
accessor method names. Drop encoded flag entirely. Unify status
accessor methods. Const'ify all read accessor methods.
(class fhandler_socket): Ditto.
(class fhandler_dev_raw): Ditto.
* fhandler_disk_file.cc (fhandler_base::fstat_fs): Use fs.fs_is_fat()
instead of evaluating FATness of file system here.
(fhandler_disk_file::opendir): Drop call to set_encoded().
(fhandler_disk_file::readdir): Use pc.isencoded() directly.
* mtinfo.h (class mtinfo_drive): Const'ify all read accessor methods.
* path.cc (fsinfo_cnt): Add.
(fs_info::update): Accomodate class changes. Evaluate file system
name specific flags right here. Add thread safety for reading and
writing global fsinfo array.
* path.h (enum path_types): Drop values for flags kept in fs already.
(struct fs_info): Move status informatin into private struct type
status_flags. Add accessor methods. Remove path and file system
name string arrays in favor of status bits.
(class path_conv): Use new fs_info status information where
appropriate.
(path_conf::fs_has_ea): Rename from fs_fast_ea.
(path_conf::fs_has_acls): New method.
(path_conf::root_dir): Remove.
(path_conf::volname): Remove.
* syscalls (statfs): Evaluate root dir locally.
* tty.h (class tty_min): Unify status accessor methods. Const'ify
all read accessor methods.
set_did_lseek.
(fhandler_base::fhandler_base): Accomodate new status and open_status
constructor.
* fhandler.h: Remove status bit enumerator.
(FHDEVN): Remove.
(FHISSETF): Remove.
(FHSETF): Remove.
(FHCLEARF): Remove.
(FHCONDSETF): Remove.
(FHSTATOFF): Remove.
(UNCONNECTED, CONNECT_PENDING, CONNECTED): Substitute by enum
connect_state.
(fhandler_base::status): Define as bitfield struct type status_flags.
Remove unused flags entirely. Accomodate all status access methods.
(open_status): Define as bitfield struct type status_flags.
(fhandler_socket): Move socket related status bits to here. Redefine
had_connect_or_listen to be part of these status bits. Accomodate
related access methods.
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Use pc.issymlink
instead of dropped method get_symlink_p.
(fhandler_base::open_fs): Remove setting dropped status flags.
* fhandler_socket.cc: Use values from enum connect_state throughout.
(fhandler_socket::fhandler_socket): Initialize status bits.
* fhandler_virtual.cc (fhandler_virtual::open): Remove setting dropped
status flags.
* net.cc: Use values from enum connect_state throughout.
* select.cc: Ditto.
* shared_info.h: Protect struct console_state using _FHANDLER_H_
instead of FHDEVN.
to query_open setting.
(fhandler_base::fhandler_base): Initialize query_open.
* fhandler.h (FH_QUERYOPEN): Drop.
(enum query_state): Add.
(class fhandler_base): Add query_open member.
(fhandler_base::get_query_open): Redefine to use query_open.
(fhandler_base::set_query_open): Ditto.
* fhandler_disk_file.cc (fhandler_base::fstat_fs): Remove O_DIROPEN
from open_flags since it's added in open_fs anyway. Remove
query_open_already. Use new query_open settings. Rearrange slightly.
(fhandler_base::fstat_helper): Add get_io_handle as parameter to
get_file_attribute.
* security.cc (get_nt_object_attribute): Make returning an int.
Return -1 on error, 0 otherwise.
(get_file_attribute): Take an object handle as argument. Move down
to allow calling get_nt_object_attribute in case a non-NULL handle
is given.
* security.h (get_file_attribute): Add handle to argument list.
* syscalls.cc (chown_worker): Accomodate new definition of
get_file_attribute.
access.
* fhandler.cc (fhandler_base::fhaccess): Return int. Use consistent variable
name for exit value. Exit at bottom, printing debugging information, like
other cygwin functions.
* fhandler.h (fhandler_base::has_acls): Make pass through for path_conv method.
(fhandler_base::isremote): Ditto.
(fhandler_base::is_fs_special): Ditto.
(fhandler_base::has_attribute): Ditto. Define new function.
(fhandler_base::fhaccess): Declare new function based on access_worker.
(fhandler_base::set_has_acls): Eliminate obsolete function.
(fhandler_base::set_isremote): Ditto.
* fhandler.cc (fhandler_base::fhaccess): Move from syscalls.cc and into
fhandler_base class. Use fhandler methods to access data rather than path_conv
stuff.
(fhandler_base::device_access_denied): Use fhaccess method.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto.
(fhandler_base::open_fs): Remove calls to obsolete functions.
* fhandler_virtual.cc (fhandler_virtual::open): Ditto.
* winsup.h (access_worker): Remove obsolete access_worker declaration.
*syscalls.cc (access_worker): Move function to fhandler.cc.
(access): Use fhaccess method.
* pinfo.cc (_pinfo::set_ctty): Clarify debugging output.
* sigproc.cc (sig_dispatch_pending): Ditto.
* syscalls.cc (setsid): Perform minor rearrangement.
numbers to control special behavior for devices which take units.
* fhandler_raw.cc (fhandler_dev_raw::writebuf): Ditto.
(fhandler_dev_raw::fstat): Ditto.
(fhandler_dev_raw::open): Ditto.
(fhandler_dev_raw::ioctl): Ditto.
* syscalls.cc (access_worker): Accommodate extra fhandler_base argument. Use
it instead of stat_worker to determine stat information, when appropriate.
* fhandler.cc (fhandler_base::device_access_denied): Pass fhandler pointer to
access_worker so that it can use the proper method for determining stat
information.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto.
(init_cheap::ctty): Change to pointer.
* dtable.h (dtable::find_archetype): Declare new function.
(dtable::add_archetype): Declare new function.
(dtable::delete_archetype): Declare new function.
(dtable::narchetypes): Declare.
(dtable::farchetypes): Declare.
(dtable::initial_archetype_size): Declare.
(dtable::dtable): Initialize new fields.
(dtable::initial_archetype_size): Declare.
* dtable.cc (dtable::find_archetype): Define new function.
(dtable::add_archetype): Define new function.
(dtable::delete_archetype): Define new function.
(dtable::initial_archetype_size): Define.
* fhandler.h (fhandler_base::archetype): Declare.
(fhandler_base::usecount): Declare.
* fhandler.cc (fhandler_base::fhandler_base): Initialize new fields.
* fhandler_console.cc (fhandler_console::get_tty_stuff): Pass NULL to third
argument of set_ctty.
* fhandler_tty.cc (fhandler_tty_slave::open): Accommodate new archetype method
to create only one instance of a tty.
(fhandler_tty_slave::close): Don't close handles unless archetype usecount is
zero. When that happens, close archetype too.
(fhandler_tty_slave::dup): Just copy archetype. Set use count appropriately.
Set ctty, if appropriate.
(fhandler_tty_common::dup): Remove slave considerations.
(fhandler_tty_common::set_close_on_exec): Remove cygheap->ctty considerations.
* pinfo.cc (_pinfo::set_ctty): Accommodate new archetype methods.
* pinfo.h (_pinfo::set_ctty): Make third argument explicit.
* syscalls.cc (close_all_files): Decrement controlling tty use count before
closing all handles to allow controlling tty to be closed. Remove previous
controlling tty considerations.
(NEW_FUNCTIONS): Add fcntl64.
* cygwin.din: Export fcntl64. Make fcntl being SIGFE.
* fcntl.cc (fcntl_worker): New function.
(fcntl64): New function.
(_fcntl): Call fcntl_worker. Convert 32 bit flock structure into
64 bit flock structure and vice versa.
* fhandler.cc (fhandler_base::lock): Change 2nd parameter to
struct __flock64 *.
* fhandler_disk_file.cc (fhandler_disk_file::lock): Ditto. Rework
to be 64 bit aware.
* fhandler.h: Accomodate above method argument changes.
* include/cygwin/types.h: Add struct __flock32 and __flock64.
Define struct flock according to setting of __CYGWIN_USE_BIG_TYPES__.
* include/cygwin/version.h: Bump API minor number.
* Makefile.in (DLL_OFILES): Add sigfe.o. Remove reliance on cygwin.def from
cygwin0.dll dependency since dependence on sigfe.o implies that. Generate def
file on the fly using 'gendef'.
* configure.in: Don't auto-generate cygwin.def.
* configure: Regenerate.
* cygwin.din: Add SIGFE stuff where appropriate.
* dcrt0.cc (dll_crt0_1): Initialize cygwin tls early in process startup. Set
_main_tls to address of the main thread's cygwin tls.
* debug.h: Remove now unneeded WFSO and WFMO declarations.
* exceptions.cc (_last_thread): Define.
(set_thread_state_for_signals): New function.
(reset_thread_exception_for_signals): Ditto.
(init_thread_for_signals): Ditto.
(delete_thread_for_signals): Ditto.
(capture_thread_for_signals): Ditto.
(handle_exceptions): Set return address explicitly for exceptions prior to
calling sig_send.
(interrupt_on_return): Eliminate.
(setup_handler): Add preliminary implementation for dealing with
thread-specific signals by querying _main_tls.
(signal_exit): Use cygthread::main_thread_id instead of mainthread.id.
(call_signal_handler_now): For now, just handle the main thread.
* fork.cc (vfork): Save and restore main _my_tls.
* gendef: New file. Generates def file and sigfe.s file.
* gentls_offsets: New file. Generates offsets for perl to use in sigfe.s.
* how-signals-work.txt: Mention that info is obsolete.
* init.cc (dll_entry): Initialize cygwin tls storage here.
* miscfuncs.cc (low_priority_sleep): Make a C function for easier calling from
asm.
* perthread.h (vfork_save::tls): New element.
* signal.cc (nanosleep): Replace previous use of
sigframe.call_signal_handler_now with straight call to call_signal_handler_now.
(abort): Ditto.
* syscalls.cc (readv): Ditto.
* termios.cc (tcsetattr): Ditto.
* wait.cc (wait4): Ditto.
* sigproc.cc (sig_dispatch_pending): Ditto.
(sig_send): Ditto.
* sigproc.h: Declare call_signal_handler_now.
* thread.cc (pthread::thread_init_wrapper): Initialize cygwin tls. Remove
obsolete and unworking signal stuff.
* thread.h (verifyable_object::sigs): Eliminate.
(verifyable_object::sigmask): Eliminate.
(verifyable_object::sigtodo): Eliminate.
(verifyable_object::exit): Make attribute noreturn.
(verifyable_object::thread_init_wrapper): Ditto.
(pthread_null::exit): Ditto.
* winbase.h (__stackbase): Always define.
* winsup.h (low_priority_sleep): Declare as a "C" function.
* include/cygwin/version.h: Bump API version to reflect sigwait export.
* include/sys/queue.h: Protect SLIST_ENTRY from previous declaration.
* signal.cc (sigwait): Implement.
* select.cc (fhandler_base::ready_for_read): Add debugging output.
* devices.h: Define more device pointers via their storage.
* devices.in: Don't parse things like /dev/inet/tcp, as they really have no
meaning.
* devices.cc: Regenerate.
* gendevices: Set proper protection for output file.
* cygtls.h: New file.
* gendef: New file.
* gentls_offsets: New file.
* tlsoffsets.h: New file. Autogenerated.
* config/i386/longjmp.c: Remove. File subsumed by gendef output.
* config/i386/makefrag: Remove obsolete file.
* fhandler.cc: Remove spurious access_worker declaration.
* spawn.cc (spawnve): Make debugging output more accurate.
* cygwin-gperf: Remove.
* devices.cc: Remove.
set_security_attribute appropriately.
* external.cc (cygwin_internal): Ditto.
* fhandler.cc (fhandler_base::open): Ditto.
* fhandler_socket.cc (fhandler_socket::bind): Ditto.
* path.cc (symlink_worker): Ditto.
* sec_acl.cc (setacl): Ditto. Call read_sd appropriately.
(getace): Ditto.
* sec_helper.cc (security_descriptor::malloc): New method.
(security_descriptor::realloc): New method.
(security_descriptor::free): New method.
* security.cc (read_sd): Get security_descriptor as parameter instead
of PSECURITY_DESCRIPTOR and a size. Drop unnecessary parameter check.
Allocate the security_descriptor buffer according to size returned by
a call to GetFileSecurity. Return buffer size on success.
(write_sd): Get security_descriptor as parameter instead of
PSECURITY_DESCRIPTOR and a size.
(get_nt_attribute): Use local security_descriptor.
(get_nt_object_attribute): Ditto in case of type == SE_REGISTRY_KEY.
Allocate security_descriptor buffer according to size returned by
a call to RegGetKeySecurity.
(alloc_sd): Make static. Get security_descriptor as parameter instead
of PSECURITY_DESCRIPTOR and a size. Drop unnecessary parameter check.
(set_security_attribute): Get security_descriptor as parameter instead
of PSECURITY_DESCRIPTOR and a size.
(set_nt_attribute): Use local security_descriptor.
(check_file_access): Ditto.
* security.h: Add class security_descriptor.
(read_sd): Change declaration to get security_descriptor as parameter
instead of PSECURITY_DESCRIPTOR and a size.
(write_sd): Ditto.
(set_security_attribute): Ditto.
(alloc_sd): Remove declaration.
* thread.cc (semaphore::semaphore): Use local security_descriptor. Call
set_security_attribute appropriately.
* devices.gperf: New file.
* devices.shilka: New file.
* cygwin-gperf: New file.
* cygwin-shilka: New file.
* fhandler_fifo.cc: New file.
* fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes
fhandler.h throughout. Remove device argument and unit arguments from fhandler
constructors throughout. Remove pc arguments to fhandler functions and use
internal pc element instead, throughout. Use dev element in pc throughout.
Use major/minor elements rather than units and device numbers previously in
fhandler class. Use correct methods for fhandler file names rather than
directly accessing file name variables, throughout.
* Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o
* dcrt0.cc (dll_crt0_1): Call device::init.
* devices.h: Renumber devices based on more Linux-like major/minor numbers.
Add more devices. Declare standard device storage.
(device): Declare struct.
* dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type.
* dtable.cc (dtable::get_debugger_info): Ditto.
(cygwin_attach_handle_to_fd): Ditto.
(dtable::release): Remove special FH_SOCKET case in favor of generic
"need_fixup_before" test.
(dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name
to build standard fhandler.
(dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move
out of dtable class. Don't accept a path_conv argument. Just build it here
and pass it to:
(build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class.
Use intrinsic device type in path_conv to create new fhandler.
(build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class.
Simplify arguments to just take new 'device' type and a name. Just return
pointer to fhandler rather than trying to insert into dtable.
(dtable::dup_worker): Accommodate above build_fh name changes.
(dtable::find_fifo): New (currently broken) function.
(handle_to_fn): Use strechr for efficiency.
* dtable.h: Reflect above build_fh name changes and argument differences.
(fhandler_base *&operator []): Return self rather than copy of self.
* fhandler.cc (fhandler_base::operator =): Use pc element to set normalized
path.
(fhandler_base::set_name): Ditto.
(fhandler_base::raw_read): Use method to access name.
(fhandler_base::write): Correctly use get_output_handle rather than get_handle.
(handler_base::device_access_denied): New function.
(fhandler_base::open): Eliminate pc argument and use pc element of
fhandler_base throughout.
(fhandler_base::fstat): Detect if device is based in filesystem and use
fstat_fs to calculate stat, if so.
(fhandler_base::fhandler_base): Eliminate handling of file names and, instead,
just free appropriate component from pc.
(fhandler_base::opendir): Remove path_conv parameter.
* fhandler.h: Remove all device flags.
(fhandler_base::pc): New element.
(fhandler_base::set_name): Change argument to path_conv.
(fhandler_base::error): New function.
(fhandler_base::exists): New function.
(fhandler_base::pc_binmode): New function.
(fhandler_base::dev): New function.
(fhandler_base::open_fs): New function.
(fhandler_base::fstat_fs): New function.
(fhandler_base::fstat_by_name): New function.
(fhandler_base::fstat_by_handle): New function.
(fhandler_base::isfifo): New function.
(fhandler_base::is_slow): New function.
(fhandler_base::is_auto_device): New function.
(fhandler_base::is_fs_special): New function.
(fhandler_base::device_access_denied): New function.
(fhandler_base::operator DWORD&): New operator.
(fhandler_base::get_name): Return normalized path from pc.
(fhandler_base::get_win32_name): Return windows path from pc.
(fhandler_base::isdevice): Renamed from is_device.
(fhandler_base::get_native_name): Return device format.
(fhandler_fifo): New class.
(fhandler_nodevice): New class.
(select_stuff::device_specific): Remove array.
(select_stuff::device_specific_pipe): New class element.
(select_stuff::device_specific_socket): New class element.
(select_stuff::device_specific_serial): New class element.
(select_stuff::select_stuff): Initialize new elements.
* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class
from fhandler_disk_file.
(fhandler_base::fstat_by_name): Ditto.
(fhandler_base::fstat_by_name): Ditto.
(fhandler_disk_file::open): Move most functionality into
fhandler_base::open_fs.
(fhandler_base::open_fs): New function.
(fhandler_disk_file::close): Move most functionality into
fhandler_base::close_fs.
(fhandler_base::close_fs): New function.
* fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging
output.
* fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard
urandom device into appropriate place.
(fhandler_socket::accept): Reflect change in fdsock return value.
* fhandler_tty.cc: See "throughouts" above.
* net.cc: Accommodate fdsock change throughout.
(fdsock): Return success or failure, accept fd argument and device argument.
* path.cc (symlink_info::major): New element.
(symlink_info::minor): New element.
(symlink_info::parse_device): Declare new function.
(fs_info::update): Accommodate changes in path_conv class.
(path_conv::fillin): Ditto.
(path_conv::return_and_clear_normalized_path): Eliminate.
(path_conv::set_normalized_path): New function.
(path_conv::path_conv): Set info in dev element. Use path_conv methods Check
for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff.
where appropriate rather than direct access. Use set_normalized_path to set
normalized path.
(windows_device_names): Eliminate.
(get_dev): Ditto.
(get_raw_device_number): Ditto.
(get_device_number): Ditto.
(win32_device_name): Call new device name parser to do most of the heavy
lifting.
(mount_info::conv_to_win32_path): Fill in dev field as appropriate.
(symlink_worker): Handle new device files.
(symlink_info::check): Ditto.
(symlink_info::parse_device): Define new function.
* path.h (executable_states): Move here from fhandler.h.
(fs_info): Rename variables to *_storage and create methods for accessing same.
(path_conv): Add dev element, remove devn and unit and adjust inline methods to
accommodate.
(set_normalized_path): Declare new function.
* pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos.
(_pinfo::commune_send): Ditto.
* pipe.cc (fhandler_pipe::close): check for existence of handle before closing
it.
(handler_pipe::create): Rename from make_pipe. Change arguments to accept
fhandler_pipe array. Accommodate fifos.
(pipe): Rework to deal with fhandler_pipe::create changes.
(_pipe): Ditto.
* select.cc: Use individual device_specific types throughout rather than
indexing with obsolete device number.
(set_bits): Use is_socket call rather than checking device number.
* shared_info.h (CURR_MOUNT_MAGIC): Update.
(conv_to_win32_path): Reflect addition of device argument.
* syscalls.cc (mknod_worker): New function.
(open): Use build_fh_name to build fhandler.
(chown_worker): Detect if this is an 'auto' device rather than an on-filesystem
device and handle appropriately.
(chmod_device): New function.
(chmod): Detect if this is an 'auto' device rather than an on-filesystem device
and handle appropriately. Use chmod_device to set mode of in-filesystem
devices.
(stat_worker): Eliminate path_conv argument. Call build_fh_name to construct
fhandler. Use fh->error() rather than pc->error to detect errors in fhandler
construction.
(access_worker): New function pulled from access. Accommodate in-filesystem
devices.
(access): Use access_worker.
(fpathconf): Detect if this is an 'auto' device rather than an on-filesystem
device and handle appropriately.
(mknod_worker): New function.
(mknod32): New function.
(chroot): Free normalized path -- assuming it was actually cmalloced.
* tty.cc (create_tty_master): Tweak for new device class.
(tty::common_init): Ditto.
* winsup.h (stat_worker): Remove.
(symlink_worker): Declare.
* exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't
worry about pending_signals since sig_dispatch_pending should always do the
right thing now.
(sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3.
* pinfo.h: Move __SIG enum to sigproc.h.
(PICOM_FIFO): New enum element.
(_pinfo): Remove 'thread2signal' stuff throughout class.
(_pinfo::commune_send): Make varargs.
(_pinfo::sigtodo): Eliminate.
(_pinfo::thread2signal): Ditto.
* signal.cc (kill_worker): Eliminate call to setthread2signal.
* sigproc.cc (local_sigtodo): Eliminate.
(getlocal_sigtodo): Ditto.
(sigelem): New class.
(pending_signals): New class.
(sigqueue): New variable, start of sigqueue linked list.
(sigcatch_nonmain): Eliminate.
(sigcatch_main): Eliminate.
(sigcatch_nosync): Eliminate.
(sigcomplete_nonmain): Eliminate.
(pending_signals): Eliminate.
(sig_clear): Call signal thread to clear pending signals, unless already in
signal thread.
(sigpending): Call signal thread to get pending signals.
(sig_dispatch_pending): Eliminate use of pending_signals and just check
sigqueue.
(sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close
signal pipe handle.
(sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send
signals.
(getevent): Eliminate.
(pending_signals::add): New function.
(pending_signals::del): New function.
(pending_signals::next): New function.
(wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to
communicate and maintain a linked list of signals.
* sigproc.h: Move __SIG defines here. Add __SIGPENDING.
(sig_dispatch_pending): Remove "C" specifier.
(sig_handle): Accept a mask argument.
* thread.cc: Remove signal handling considerations throughout.
* cygwin.din: Remove extraneous mallinfo definition.
* dcrt0.cc (quoted): Use strechr for efficiency.
* fhandler.cc (fhandler_base::write): Correctly use get_output_handle rather
than get_handle.
(fhandler_base::lseek): Use method for accessing name in debug output.
* cygheap.h (cygheap_types): Add HEAP_SIGS.
* exceptions.cc (signal_fixup_after_exec): Remove from this file.
* pinfo.h (pinfo::getsig): Just return global_sigs array.
(pinfo::sigs): Delete.
* sigproc.cc (signal_fixup_after_exec): Move it here.
(global_sigs): New global array, moved from pinfo structure.
(sigalloc): New function. Allocate global sigaction array here.
(proc_subproc): Remove copysigs call. It's automatic now.
* include/sys/cygwin.h (PID_NOCLDSTOP): New value.
* signal.cc (sigaction): Set myself->PID_NODCLDSTOP when appropriate.
* sigproc.h (sigalloc): Declare.
* fnmatch.c (fnmatch): Use C90 parameters.
(rangematch): Ditto.
* fhandler.cc (fhandler_base::raw_read): Use right coercion to avoid a compiler
warning.
DRIVE_REMOVABLE.
* fhandler.cc (fhandler_base::lseek): Be more paranoid when constructing
offsets from 64 bit value.
* syscalls.cc (logout): Avoid temp buffer memcpy since new scheme does not
require it.
(utmp_data): Rework as a macro which returns a pointer into a buffer.
(getutent): Use new buffer allocation mechanism to grab a utmp buffer.
(getutid): Ditto.
(pututline): Ditto.
(ccalloc): Only issue system_printf when debugging.
* dtable.cc (dtable::extend): Only allocate 100 * the incremental growth size
max. Set errno appropriately.
(dtable::build_fhandler): Check for error from set_name.
* fhandler.cc (fhandler_base::set_name): Set errno and return error on OOM.
* fhandler.h (fhandler_base::set_name): Change to bool.
* fhandler_process.cc (format_process_stat): Fix formatting.
* resource.cc (getrlimit): Return greater of OPEN_MAX or fd table size.
* sysconf.cc (sysconf): Ditto.
cygerrno.h.
* include/cygwin/config.h (__DYNAMIC_REENT__): Define.
* include/cygwin/version.h: Bump API minor version.
* cygwin.din: Export __getreent
* cygerrno.h: Include errno.h. Fix places where _impure_ptr is used directly
to store the errno value.
* debug.cc (__set_errno): Ditto.
* errno.cc: Remove _RRENT_ONLY define to get errno.cc compiled.
* signal.cc: Rename _reent_clib to _REENT throughout.
* thread.h (reent_clib): Remove prototype.
* thread.cc (reent_clib): Rename reent_clib to __getreent. Return _impure_ptr
until MTinterface is initialized.
(reent_winsup): Fix a possible SEGV when _r == NULL. Return NULL instead.
* MTinterface::fixup_after_fork: Switch reent back to _impure_ptr to keep
signal handling running when fork is called from a thread other than the
mainthread.
* fhandler.cc (fhandler_base::write): Only make file sparse if the
seeked area is >= 128K.
* syslog.cc (vsyslog): New function, overtaking functionality from
syslog.
(syslog): Just call vsyslog.
* include/cygwin/version.h: Bump API minor.
* include/sys/syslog.h: Add vsyslog declaration.
(fhandler_base::set_did_lseek): Rename from set_check_win95_lseek_bug.
(fhandler_base::get_did_lseek): Rename from get_check_win95_lseek_bug.
(fhandler_base::set_fs_flags): New method.
(fhandler_base::get_fs_flags): Ditto.
* fhandler.cc (fhandler_base::write): Make 64 bit clean. Convert file
to a "sparse" file when writing after a long lseek (>64K) beyond EOF.
(fhandler_base::lseek): Call set_did_lseek() instead of
set_check_win95_lseek_bug().
(fhandler_base::fhandler_base): Initialize fs_flags to 0.
* fhandler_disk_file.cc (fhandler_disk_file::open): Don't create files
as "sparse" unconditionally. Set fs_flags member.
from the current effective ids.
* fhandler_socket.cc (fhandler_socket::fstat): Keep the uid and gid set
by fhandler_base::fstat.
* security.cc (get_nt_attribute): Do not test wincap.has_security ().
(get_nt_object_attribute): Ditto.
(get_file_attribute): Add test for wincap.has_security ().
(get_object_attribute): Ditto.
(fhandler_disk_file::open): Accept some filesystem specific stuff.
* sigproc.cc (wait_for_sigthread): Become slightly more thread safe.
(sig_send): Don't assume that signal thread is ready.
where thread termination may cause data loss.
(fhandler_base::read): Always return at end of function. Just set len to
copied_chars when len is zero. Return immediately after raw_read if len <= 0.
Remove in_len setting and just check end instead. Fix CRLF handling at end of
buffer.
whose second arguments are both the lenght and the return value.
* fhandler.cc (fhandler_base::read): Rework slightly to use second argument as
input/output. Tweak CRLF stuff.
(fhandler_base::readv): Accommodate fhandler_*::read changes.
* cygthread.h (cygthread::detach): Declare as taking optional handle argument.
(cygthread::detach): When given a handle argument, wait for the handle to be
signalled before waiting for thread to detach. Return true when signal
detected.
already taken care of that.
* fhandler_console.cc (fhandler_console::open): Initialize handles to NULL.
(fhandler_console::close): Ditto. GNUify non-GNU formatted functions calls
throughout.
may not end up in the pool.
(cygthread::new): Avoid race when checking for initialized. Add debugging
code.
* fhandler.cc (fhandler_base::raw_read): Add case for ERROR_INVALID_HANDLE due
to Win95 directories.
(fhandler_base::open): Handle errors due to Win95 directories.
(fhandler_base::close): Add get_nohandle () test.
(fhandler_base::set_close_on_exec): Ditto.
(fhandler_base::fork_fixup): Ditto.
(fhandler_base::lock): Change error code to Posix EINVAL.
(fhandler_base::dup): If get_nohandle (), set new value to INVALID_HANDLE_VALUE
instead of NULL.
* fhandler_disk_file.cc (fhandler_disk_file::fstat): Call fstat_by_name if
get_nohandle (). Remove extraneous element from strpbrk.
(fhandler_disk_file::open): Remove test for Win95 directory.
* fhandler_random.cc (fhandler_dev_random::open): Add set_nohandle ().
* fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto.
* fhandler_zero.cc (fhandler_dev_zero::open): Ditto.
(fhandler_dev_zero::close): Delete.
* fhandler.h (class fhandler_dev_zero): Ditto.
iov_len.
(check_iovec_for_write): Ditto.
* fhandler.h (fhandler_base::readv): New method.
(fhandler_base::writev): Ditto.
* fhandler.cc (fhandler_base::readv): New method.
(fhandler_base::writev): Ditto.
* syscalls.cc (_read): Delegate to readv(2).
(_write): Ditto, mutatis mutandi.
(readv): Rewrite, based on the old _read code, to use the new
fhandler_base::readv method. Improve access mode handling and ensure all calls
reach the final strace statement.
(writev): Ditto, mutatis mutandi.
* include/sys/uio.h (struct iovec): Change field types to match SUSv3.
* winsup.h (check_iovec_for_read): New function.
(check_iovec_for_write): Ditto.
* miscfuncs.cc (check_iovec_for_read): Ditto.
(check_iovec_for_write): Ditto.
warning.
* shared.cc (memory_init): Remove debug_init call.
* debug.h (handle_list): Change "clexec" to "inherited".
* debug.cc: Remove a spurious declaration.
(setclexec): Conditionalize away since it is currently unused.
(add_handle): Use inherited field rather than clexec.
(debug_fixup_after_fork_exec): Ditto. Move debugging output to delete_handle.
(delete_handle): Add debugging output.
* fhandler.cc (fhandler_base::set_inheritance): Don't bother setting
inheritance in debugging table since the handle was never protected anyway.
(fhandler_base::fork_fixup): Ditto.
* exceptions.cc (debugger_command): Revert.
functionality.
* cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk.
(_csbrk): Reorganize to not assume first allocation is <= 1 page.
(cygheap_setup_for_child): Mark protected handle as inheritable.
* cygheap.h (cygheap_debug): New struct.
(init_cygheap): Add new structure when debugging.
* dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if
appropriate. Don't protect subproc_ready, since it is already protected in the
parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set
up. Call debug_fixup_after_fork_exec when appropriate.
(_dll_crt0): Don't close ppid_handle here.
* debug.cc: Use cygheap debug structure rather than static elements throughout.
(add_handle): Don't issue a warning if attempt to protect handle in exactly the
same way from exactly the same place. Add pid info to warning output. Accept
additional argument controlling whether handle is to be inherited. Add pid to
stored information.
(debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize
to avoid erroneously skipping handles.
(mark_closed): Add pid info to warning output.
(setclexec): Rename from setclexec_pid.
* fhandler.cc (fhandler_base::get_default_fmode): Minor reorg.
(fhandler_base::fstat): Add debugging output.
(fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid.
(fhandler_base::fork_fixup): Ditto.
* fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
* tty.cc (tty::make_pipes): Ditto.
(tty::common_init): Ditto.
* fork.cc (fork_parent): Ditto.
(fork_child): Close protected handles with correct name. Remove
debug_fixup_after_fork call.
* fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected
handle as inheritable/non-inheritable, as appropriate.
* shared.cc (memory_init): Mark protected handle as inheritable. Call
debug_init here.
* sigproc.cc (wait_sig): Close protected handle with correct name.
* spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as
inheritable.
* exceptions.cc (debugger_command): Try to run dumper.exe, if found.
* syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path
is already resolved.
specified.
* fhandler.cc (fhandler_base::init): Make bin argument a guarantee rather than
a suggestion.
* path.cc (path_conv::check): Load flag returned from cygwin_conv_to_win32_path
into path_flags.
st_atim, st_mtim, and st_ctim fields.
* fhandler_disk_file.cc (fhandler_disk_file::fstat_helper): Ditto.
* fhandler_process.cc (fhandler_process::fstat): Ditto.
* glob.c (stat32_to_STAT): Copy across the whole st_atim,
st_mtime, and st_ctim fields.
* syscalls.cc (stat64_to_stat32): Ditto.
* times.cc (to_timestruc_t): New function.
(time_as_timestruc_t): New function.
* winsup.h: Add to_timestruc_t and time_as_timestruc_t functions.
* include/cygwin/stat.h: Replace time_t with timestruc_t
throughout for all file times, removing the st_spare1, st_spare2,
and st_spare3 fields in the process. Add macros to access tv_sec
fields by old names.
* include/cygwin/types.h: Typedef timespec_t and timestruc_t as
struct timespec.
* fhandler.h: Move fcntl.h include here.
(fhandler_base::set_flags): Accept supplied_bin argument. Make non-inlined.
* dtable.cc (dtable::init_std_file_from_handle): Just use binmode from pc.
(reset_to_open_binmode): Use set_flags.
* cygwin.din (open): Avoid newlib wrapper.
(read): Ditto.
(unlink): Ditto.
(write): Ditto.
* fhandler.cc (fhandler_base::set_flags): Accept supplied_bin argument. Make
binmode decisions here.
(fhandler_base::open): Avoid using pc if it is NULL. Eliminate binmode logic.
Just call set_flags with binmode argument.
(fhandler_base::init): Call set_flags with binmode argument.
* fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto.
* fhandler_console.cc (fhandler_console::open): Ditto.
(fhandler_console::init): Force binary on open.
* fhandler_disk_file.cc (fhandler_disk_file::open): Don't set binmode here.
Let it happen in base class.
* fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode open. Set return
value appropriately if unable to open.
* fhandler_proc.cc (fhandler_proc::open): Make sure flags are set before
open_status.
* fhandler_process.cc (fhandler_process::open): Ditto.
* fhandler_registry.cc (fhandler_registry::open): Ditto.
* fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto.
* fhandler_raw.cc (fhandler_dev_raw::open): Force O_BINARY by default.
* fhandler_serial.cc (fhandler_serial::init): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
(fhandler_pty_master::open): Ditto.
* fhandler_virtual.cc (fhandler_virtual::open): Ditto.
* fhandler_windows.cc (fhandler_windows::open): Ditto.
* fhandler_zero.cc (fhandler_dev_zero::open): Ditto.
* net.cc (fdsock): Ditto.
* path.cc (path_conv::check): Avoid checking for extension when error or
directory.
(set_flags): Set PATH_TEXT explicitly, when appropriate.
(mount_info::conv_to_win32_path): Use set_flags() to set path flags.
* path.h (PATH_TEXT): New enum.
(path_conv::binmode): Return appropriate constant based on binmode.
* pipe.cc (make_pipe): Set binmode to O_TEXT xor O_BINARY.
* syscalls.cc (setmode_helper): Make debugging message a little clearer.
(setmode): Set binmode via set_flags.
check for file. Files should already be set. Report on binary mode for
debugging.
(fhandler_base::fhandler_base): Don't set default binmode here. That's for
later.
* fhandler_console.cc (fhandler_console::output_tcsetattr): Don't set binmode,
ever, for console.
* fhandler_disk_file.cc (fhandler_disk_file::open): Always set the binary mode
to the value derived from mount table.
* path.cc (mount_info::conv_to_win32_path): Default to binmode if path does not
translate into anything in the mount table.
* fhandler.h (fhandler_proc::fill_filebuf): Take a pinfo argument.
* fhandler_proc.cc (fhandler_proc::get_proc_fhandler): Simplify search for
given pid.
(fhandler_proc::readdir): Assume that pid exists if it shows up in the winpid
list.
* fhandler_process.cc (fhandler_process::open): Simplify search for given pid.
Call fill_filebuf with pinfo argument.
(fhandler_process::fill_filebuf): Pass pinfo here and assume that it exists.
* pinfo.h (pinfo::remember): Define differently if sigproc.h is not included.
* dll_init.cc (dll_list::detach): Don't run destructor on exit.
* syscalls.cc (stat_worker): Calculate dev and ino calculation here, if zero.
* fhandler_proc.cc (fhandler_proc::fhandler_proc): Minor reorg for debugging.
* fhandler_process.cc (fhandler_process::exists): Return 0 on nonexistence.
(fhandler_process::fstat): Simplify pid logic.
* fhandler_tape.cc (fhandler_dev_tape::fstat): Minor reformatting.
(LoadFuncEx2): Adapted from LoadFuncEx. Provides control of return value for
nonexistent function.
(NtQueryObject): Declare.
(IsDebuggerPresent): Declare via LoadFuncEx2 and always return true if not
available.
* debug.h (being_debugged): Just rely on IsDebuggerPresent return value.
* dtable.cc (handle_to_fn): New function.
(dtable::init_std_file_from_handle): Attempt to derive std handle's name via
handle_to_fn.
(dtable::build_fhandler_from_name): Fill in what we can in path_conv structure
when given a handle and path doesn't exist.
* fhandler.cc (fhandler_base::open): Don't set the file pointer here. Use
pc->exists () to determine if file exists rather than calling GetFileAttributes
again.
* fhandler.h (fhandler_base::exec_state_isknown): New method.
(fhandler_base::fstat_helper): Add extra arguments to declaration.
(fhandler_base::fstat_by_handle): Declare new method.
(fhandler_base::fstat_by_name): Declare new method.
* fhandler_disk_file (num_entries): Make __stdcall.
(fhandler_base::fstat_by_handle): Define new method.
(fhandler_base::fstat_by_name): Define new method.
(fhandler_base:fstat): Call fstat_by_{handle,name} as appropriate.
(fhandler_disk_file::fstat_helper): Accept extra arguments for filling out stat
structure. Move handle or name specific stuff to new methods above.
(fhandler_disk_file::open): Use real_path->exists rather than calling
GetFileAttributes again.
* ntdll.h (FILE_NAME_INFORMATION): Define new structure.
(OBJECT_INFORMATION_CLASS): Partially define new enum.
(OBJECT_NAME_INFORMATION): Define new structure.
(NtQueryInformationFile): New declaration.
(NtQueryObject): New declaration.
* path.cc (path_conv::fillin): Define new method.
* path.h (path_conv::fillin): Declare new method.
(path_conv::drive_thpe): Rename from 'get_drive_type'.
(path_conv::volser): Declare new method.
(path_conv::volname): Declare new method.
(path_conv::root_dir): Declare new method.
* syscalls.cc (fstat64): Send real path_conv to fstat as second argument.
(path_conv): Add normalized_path field.
* path.cc (path_conv::~path_conv): New destructor.
(path_conv::check): Set normalized_path, where appropriate.
* dtable.cc (build_fhandler_from_name): Use normalized path from path_conv.
* syscalls.cc (chroot): Ditto.
* cygheap.h: Remove path_prefix_p declaration. Christopher Faylor
<cgf@redhat.com> (minor fixups)
* Makefile.in: Add fhandler_proc.o, fhandler_registry.o, fhandler_process.o and
fhandler_virtual.o.
* dtable.cc (dtable::build_fhandler): Add entries for FH_PROC, FH_REGISTRY and
FH_PROCESS. Set unix_name to the normalized posix path.
* fhandler.h: Add constants for FH_PROC, FH_REGISTRY and FH_PROCESS. Add class
declarations for fhandler_virtual, fhandler_proc, fhandler_registry and
fhandler_virtual. Update fhandler_union accordingly.
* fhandler_proc.cc: New file. Add implementation for fhandler_proc.
* fhandler_virtual.cc: New file. Add implementation for fhandler_virtual.
* fhandler_process.cc: New file. Add implementation for fhandler_process.
* fhandler_registry.cc: New file. Add implementation for fhandler_registry.
* path.cc: Add isproc and isvirtual_dev macros.
* path.cc (path_conv::check): Add check for virtual devices.
* path.cc (mount_info::conv_to_win32_path): Convert paths in /proc to empty
Win32 paths.
* path.cc (chdir): Replace check for FH_CYGDRIVE with more generic
isvirtual_dev macro. Force setting of posix path for virtual fhandlers.
* path.h: Add externally visible path_prefix_p and normalized_posix_path
prototypes.
* exceptions.cc (try_to_debug): Spin only as long as we don't have a debugger
attached.
* fhandler.h (fhandler_base::set_nohandle): New method.
(fhandler_base::get_nohandle): New method.
* fhandler.cc (fhandler_base::dup): Avoid duplicating handle if there is no
handle.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Set nohandle flag on
dummy fd.
* Makefile.in: Make intermediate library for eventual inclusion in libcygwin.a
* fhandler.h (fhandler_pipe::fhandler_pipe): Remove default argument setting
since it is no longer used.
* miscfuncs.cc (check_null_str): New function.
(+check_null_str_errno): Ditto.
* net.cc: Add defensive buffer checking throughout.
(cygwin_sendto): Protect against invalid fd.
(cygwin_recvfrom): Ditto.
(cygwin_getpeername): Ditto.
(cygwin_recv): Ditto.
(cygwin_send): Ditto.
* winsup.h: Declare a new function.
* select.cc (set_bits): Fix conditional for setting fd in exceptfds.
* dtable.cc (dtable::build_fhandler): Create fhandler_pipe using correct device
type.
* path.cc (get_devn): Set correct pipe device type from device name.
methods for setting src pointer.
* dir.cc (opendir): Only pass path_conv argument to opendir, since name is
already part of the fhandler.
* dtable.cc (dtable::build_fhandler): Accomodate new FH_CYGDRIVE type.
* fhandler.cc (fhandler_base::opendir): Nuke name argument.
* fhandler.h: Add FH_CYGDRIVE to "device" enum.
(fhandler_base::opendir): Nuke name argument.
(fhandler_disk_file::opendir): Ditto.
(fhandler_disk_file::fhandler_disk_file): Declare new method which passes
devtype through.
(fhandler_cygdrive): Add elements for tracking drives.
(fhandler_cygdrive::set_drives): Declare new method.
(fhandler_cygdrive::iscygdrive_root): Declare new method.
(fhandler_cygdrive::opendir): Declare new method.
(fhandler_cygdrive::readdir): Declare new method.
(fhandler_cygdrive::telldir): Declare new method.
(fhandler_cygdrive::seekdir): Declare new method.
(fhandler_cygdrive::rewinddir): Declare new method.
(fhandler_cygdrive::closedir): Declare new method.
(fhandler_cygdrive::fstat): Declare new method.
* fhandler_disk_file.cc (fhandler_disk_file::fhandler_disk_file): Define new
method which passes devtype through.
(fhandler_disk_file::open): Tweak debug output.
(fhandler_disk_file::opendir): Nuke first argument. Use info from path_conv
and class rather than calling fstat.
(fhandler_cygdrive::set_drives): New method.
(fhandler_cygdrive::iscygdrive_root): New method.
(fhandler_cygdrive::opendir): New method.
(fhandler_cygdrive::readdir): New method.
(fhandler_cygdrive::telldir): New method.
(fhandler_cygdrive::seekdir): New method.
(fhandler_cygdrive::rewinddir): New method.
(fhandler_cygdrive::closedir): New method.
(fhandler_cygdrive::fstat): New method.
* path.cc (iscygdrive_device): Assume cygdriveness is already verified.
(path_conv::check): Treat FH_CYGDRIVE "method" as a special case, setting file
attributes as needed.
(mount_info::conv_to_win32_path): Allow stand-alone /cygdrive, meaning "the
directory which contains all of the drives on the system".
(fillout_mntent): Use cyg_tolower for conversions.
(mount_info::cygdrive_win32_path): Replace unused argument with unit number.
* shared_info.h (mount_info::cygdrive_win32_path): Reflect argument change.
* cygheap.h (cygheap_fdnew::operator =): New operator.
* dir.cc: Add invalid struct checking throughout. Use methods for all
directory manipulation throughout.
* fhandler.cc: Move fhandler_disk_file stuff to own file.
(fhandler_base::opendir): New method.
(fhandler_base::readdir): New method.
(fhandler_base::telldir): New method.
(fhandler_base::seekdir): New method.
(fhandler_base::rewinddir): New method.
(fhandler_base::closedir): New method.
* fhandler_disk_file.cc: New file.
* fhandler.h (fhandler_base): Declare new virtual methods.
(fhandler_disk_file): Ditto.
(fhandler_cygdrive): New class.
* path.cc (conv_path_list): Use strccpy to break apart path.
and creation time to last modification time for files on filesystems
not supporting multiple timestamps.
(fhandler_disk_file::fstat_helper): Set access time and creation
time in incoming Windows structure instead of in stat buf to avoid
incorrectly overwriting Epoch timestamp.
and HIDDEN_DOT_FILES is defined.
* fhandler.cc (fhandler_base::open): Ditto.
* path.cc (symlink): Ditto.
* syscalls.cc (_rename): Ditto and remove HIDDEN file attribute if
new filename does not begin with a dot.
device.
* fhandler.h (fhandler_base::set_eof): New virtual method.
(fhandler_pipe::set_eof): New method.
* pipe.cc (fhandler_pipe::fhandler_pipe): Clear saweof flag.
(fhandler_pipe::read): Return immediately if hit eof.
(fhandler_pipe::hit_eof): Return true if saweof flag is set.
* select.cc (peek_pipe): Don't call PeekNamedPipe if we couldn't grab the guard
mutex.
* fhandler.cc (fhandler_base::close): Show both name and handle in debugging
output.
* fhandler.h (fhandler_base::get_guard): New virtual method.
(fhandler_pipe::get_guard): New method.
(fhandler_socket::ready_for_read): Delete declaration.
(fhandler_pipe::ready_for_read): Ditto.
(fhandler_serial::ready_for_read): Ditto.
(fhandler_console::ready_for_read): Ditto.
(fhandler_tty_common::ready_for_read): Ditto.
(fhandler_windows::ready_for_read): Ditto.
(struct select_record::peek): Declare new method.
* select.cc (MAKEready): Delete.
(peek_pipe): Use get_guard method to retrieve potential guard mutex handle.
(fhandler_base::ready_for_read): Rewrite as generic ready-for-read handler.
Should only be called for "slow" devices.
(fhandler_socket::ready_for_read): Delete definition.
(fhandler_pipe::ready_for_read): Ditto.
(fhandler_serial::ready_for_read): Ditto.
(fhandler_console::ready_for_read): Ditto.
(fhandler_tty_common::ready_for_read): Ditto.
(fhandler_windows::ready_for_read): Ditto.
(fhandler_pipe::select_read): Fill in new peek record in select_record
structure.
(fhandler_console::select_read): Ditto.
(fhandler_tty_common::select_read): Ditto.
(fhandler_serial::select_read): Ditto.
(fhandler_socket::select_read): Ditto.
(fhandler_socket::select_read): Ditto.
(fhandler_tty_slave::ready_for_read): Check for tty not open. Set errnos
appropriately.
* syscalls.cc (_read): Allow ready_for_read to set errno.
* pinfo.cc (pinfo::init): Return spawn/NO_WAIT process as valid if it is
initializing.
* sigproc.cc (getsem): Adjust wait for process to initialize downward to avoid
huge waits.
macro.
(setclexec_pid): Replace old handle with new handle.
* debug.h: Reflect change in arguments for setclexec_pid.
* fhandler.cc (fhandler_base::set_inheritance): Ditto.
(fhandler_base::fork_fixup): Ditto.
* cygerrno.h: Reflect return value change for set_errno.
winsock.
* fhandler.cc (fhandler_base::set_inheritance): Make debugging output more
verbose.
* fhandler_socket.cc (fhandler_socket::fixup_after_fork): Force loading of
winsock32 if winsock2 not available.
* net.cc (set_socket_inheritance): Use DuplicateHandle in all cases to set
inheritance correctly.
(fdsock): Use winsock2_active macro to determine when to set socket
inheritance. Remove fdtab resource locking since this function should already
be protected.
(cygwin_accept): Simplify logic. Ensure that fdtab unlock is not called
inappropriately.
(cygwin_rcmd): Use fdtab locking.
(cygwin_rresvport): Ditto.
(cygwin_rexec): Ditto.
* select.cc (peek_socket): Set errno appropriately if winsock select fails.
* winsup.h: Declare check_pty_fds.
* syscalls.cc (check_pty_fds): Rename from check_ttys_fds. Also check pty
master.
(setsid): Use check_pty_fds.
* dtable.cc (dtable::dec_console_fds): Add check on pty fds.
SNDCTL_DSP_GETBLKSIZE operation. Remove obsolete 'name' arg from fhandler_*
constructors throughout.
* winsup.h (winsock_active): New macro.
(winsock2_active): Ditto.
* autoload.cc (wsock_init): Use new macros to decide if winsock or winsock2 is
loaded.
(nonexist_wsock32): Dummy function to force winsock load.
(nonexist_ws2_32): Dummy function to force winsock2 load.
* fhandler.h (fhandler_socket::fstat): Declare new method. Currently unused.
* fhandler_socket.cc (fhandler_socket::fixup_before_fork_exec): Check that
winsock2 is active before trying WSADuplicateSocketA.
(fhandler_socket::fixup_after_fork): Add extra check for winsock2_active.
Otherwise use iffy procedures for Windows 95.
(fhandler_socket::fixup_after_exec): Add debugging.
(fhandler_socket::dup): Add debugging.
(fhandler_socket::fstat): New method.
(fhandler_socket::set_close_on_exec): Attempt to perform iffy stuff on Windows
95.
* errno.cc (_sys_nerr): Work around compiler strangeness.
* pinfo.cc (winpids::add): Add extra element at end of allocated array for
setting to NULL.
(winpids::enumNT): Ditto.
(winpids::init): Don't modify pidlist if it hasn't been allocated
(possibly due to malloc problem).
as non-inheritable for debugging purposes in case there is a subsequent fork or
exec.
* fhandler_tty.cc (fhandler_tty_common::fixup_after_fork): Allow fork_fixup to
call ProtecHandle.
* fhandler.h: Change read and fstat to regparm/stdcall throughout.
(fhandler_base::fstat): Just declare. Don't define.
(fhandler_disk_file::fstat_helper): Declare.
* fhandler.cc (fhandler_base::fstat): Move here from fhandler.h, adapt from
former stat_dev().
(fhandler_disk_file::fstat): Move most of the disk-file-specific logic from
stat_worker to here. Use fstat_helper to derive final fstat output.
(fhandler_disk_file::fstat_helper): New method, renamed from former fstat
method.
(num_entries): Moved here from syscalls.cc.
* fhandler_mem.cc (fhandler_dev_mem::fstat): Use base class to initialize most
stuff. Invert has_physical_mem_access test for establishing permissions.
* fhandler_raw.cc (fhandler_dev_raw::fstat): Eliminate unneed test and memory
clearing. Use base class to initialize most stuff.
* syscalls.cc (stat_dev): Eliminate.
(stat_worker): Simply call fstat method to generate fstat output. Move all
device specific code to appropriate fstats.
* dir.cc (opendir): Pass correct arg to stat_worker to allow following
symlinks.
* fork.cc (vfork): Add debugging statements.
* path.cc (get_device_number): Make static. Rewrite to inspect both unix and
windows paths.
(get_raw_device_number): Just check for parts of raw device that we care about.
(get_devn): New function, pulled from get_device_number.
(win32_device_name): Accomodate arg changes to get_device_number.
(mount_info::get_device_number): Call get_device_number on translated Windows
path.
* spawn.cc (spawn_guts): Don't treat P_VFORK differently from P_NOWAIT. Add
handle to child's shared region to child so that it will be preserved if the
parent goes away.
* fhandler.h: Throughout, simplify to one open method for all fhandler classes,
requiring a path_conv first element.
* fhandler.cc (fhandler_base::open): Remove obsolete method. Generalize to
require path_conv * as first argument.
(fhandler_disk_file::open): Remove obsolete method.
(fhandler_disk_file::open): Use path_conv pointer rather than reference.
* fhandler_clipboard.cc (fhandler_dev_clipboard::dup): Use new open method.
(fhandler_dev_clipboard::open): Accomodate new argument for open methods.
* fhandler_console.cc (fhandler_console::open): Ditto.
(fhandler_console::dup): Use new open method.
(fhandler_console::fixup_after_fork): Ditto.
(fhandler_console::fixup_after_exec): Ditto.
* fhandler_dsp.cc (fhandler_dev_dsp::open): Accomodate new argument for open
methods.
* fhandler_floppy.cc (fhandler_dev_floppy::open): Ditto.
* fhandler_mem.cc (fhandler_dev_mem::open): Ditto.
* fhandler_random (fhandler_dev_random::open): Ditto.
* fhandler_raw.cc (fhandler_dev_raw::open): Ditto.
* fhandler_serial.cc (fhandler_serial::open): Ditto.
* fhandler_tape.cc (fhandler_dev_tape::open): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
(fhandler_pty_master::open): Ditto.
* fhandler_windows.cc (fhandler_windows::open): Ditto.
* fhandler_zero.cc (fhandler_dev_zero::open): Ditto.
* fhandler_socket.cc (fhandler_socket::set_connect_secret): Accomodate new
argument for open methods.
* syscalls.cc (_open): Ditto.
(stat_worker): Ditto.
operators to simplify testing for directory and attributes, throughout.
* path.h (path_conv::exists): New method.
(path_conv::has_attribute): Ditto.
(path_conv::isdir): Ditto.
(path_conv::DWORD &): New operator.
(path_conv::int &): Ditto.
* dir.cc (rmdir): Eliminate a goto.
* dtable.cc (dtable::build_fhandler): Accept opt and suffix info for
path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name
as appropriate.
(dtable::reset_unix_path_name): New method.
* dtable.h (dtable): Declare new method. Reflect arg changes to
build_fhandler.
* fhandler.cc (fhandler_disk_dummy_name): Eliminate.
(fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from
win32_path_name when it is a device.
(fhandler_base::reset_unix_path_name): New method.
(fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or
ERROR_INVALID_PARAMETER and reading a directory.
(fhandler_disk_file::fstat): Don't call stat_dev since we should now never be
calling fhandler_disk_file methods with devices.
(fhandler_base::fhandler_base): Clear {unix,win32}_path_name.
(fhandler_base::~fhandler_base): Always free {unix,win32}_path_name.
(fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge.
(fhandler_disk_file::open): Ditto.
* fhandler.h (fhandler_base::no_free_names): Eliminate.
(fhandler_base::set_no_free_names): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set
unix_path_name here.
* path.cc (fchdir): Lock fd table throughout. Use new
dtable::reset_unix_path_name method to reset path.
* syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass
path_conv method to fhandler_*::open.
(chroot): Elminate a goto.
If available, use this to calculate path name and device number.
* dtable.h (dtable): Reflect above change.
* fhandler.h (fhandler_base): Declare virtual method which accepts path_conv
rather than path string as first argument.
* fhandler.cc (fhandler_base::open): Define above new method.
* syscalls.cc (_open): Set aside a path_conv variable for use in build_fhandler
and subsequent call to open.
interrupted.
* fhandler.cc: Move pipe methods to pipe.cc.
* fhandler.h (fhandler_pipe): Add new methods.
* fork.cc (sync_with_parent): Make error messages more informative.
* pipe.cc (fhandler_pipe::fhandler_pipe): Move here from fhandler.cc.
(fhandler_pipe::lseek): Ditto.
(fhandler_pipe::set_close_on_exec): New method.
(fhandler_pipe::read): Ditto.
(fhandler_pipe::close): Ditto.
(fhandler_pipe::dup): Ditto.
(make_pipe): Create the guard mutex on the read side of the pipe.
* select.cc (peek_pipe): Use guard_mutex to discover if we have the right to
read on this pipe.
(fhandler_pipe::readh_for_read): Pass the read pipe guard mutex to peek_pipe.
* syscalls.cc (_read): Always detect signal catchers, for now.
* debug.cc (makethread): Eliminate hack to make thread inheritable.
* sigproc.cc (subproc_init): Don't use hack to make thread inheritable.
use SetHandleInformation() to set inheritance.
* wincap.cc: Set flag has_set_handle_information_on_console_handles
appropriately.
* wincap.h: Add flag has_set_handle_information_on_console_handles.
(setclexec_pid): New function for marking saved handle as close-on-exec.
(delete_handle): New function.
(debug_fixup_after_fork): New function.
* debug.h: Declare new functions, remove obsolete ones.
* fork.cc (debug_fixup_after_fork): Call to cleanup close-on-exec handles.
* fhandler.cc (fhandler_disk_file::close): Minor reorg.
(fhandler_base::set_inheritance): Set flag appropriately for debugging when
close-on-exec so forked process can delete closed handles.
* tty.h (open_output_mutex): Eliminate unneeded argument.
(open_input_mutex): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): reflect open_*_mutex argument
changes.
* fhandler.h (fhandler_socket): Make saw_shutdown_* functions type bool.
* tty.cc (tty::get_event): Eliminate unneeded argument.
(tty::common_init): Reflect change to get_event. Events should always be
inherited.
* fhandler.h: Move definitions of O_NOSYMLINK, O_DIROPEN and
OLD_O_NDELAY from winsup.h to here. Add O_NONBLOCK_MASK define.
* fhandler_socket.cc (fhandler_socket::close): Add hack to allow
a graceful shutdown even if shutdown() hasn't been called by the
application. Add debug output.
(fhandler_socket::ioctl): Set fhandler's NONBLOCK flag according
to FIONBIO setting.
(fhandler_socket::fcntl): Use new O_NONBLOCK_MASK define. Actually
set `request' before using it.
* fhandler_tty.cc: Use new O_NONBLOCK_MASK define throughout.
(fhandler_tty_slave::ioctl): Set fhandler's NONBLOCK flag according
to FIONBIO setting.
(fhandler_pty_master::ioctl): Ditto.
* net.cc (wsock_event::prepare): Compare WSACreateEvent return code
with `WSA_INVALID_EVENT' according to MSDN.
* syscalls.cc (_read): Use new O_NONBLOCK_MASK define.
* fhandler.cc (fhandler_base::fcntl): Only set specific O_NDELAY style flag
passed in from application.
* fhandler_socket.cc (fhandler_socket::fcntl): Ditto.
* fhandler.h: Set constant for future use.
* winsup.h: Define OLD_O_NDELAY only for old programs.
* include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_OLD_O_NONBLOCK.
* dcrt0.cc (set_os_type): Set 'iswinnt' appropriately.
* cygheap.cc (init_cheap): Revert to using VirtualAlloc for allocating cygheap.
(cygheap_setup_for_child_cleanup): New function. Standard function to call
after calling CreateProcess to cleanup cygheap info passed to child.
(cygheap_fixup_in_child): Copy cygheap from shared memory into allocated space
under Windows 9x or if can't relocate shared space under NT.
* cygheap.h: Declare new function.
* spawn.cc (spawn_guts): Use cygheap_fixup_in_child.
* fork.cc (fork_parent): Ditto.
* winsup.h: Declare iswinnt.
fhandler.h.
* fhandler.h (fhandler_base::get_inheritance): New method.
* fhandler_socket.cc (fhandler_socket::create_secret_event): Use proper
close-on-exec inheritance when creating.
(fhandler_socket::check_peer_secret_event): Create handle as non-inheritable.
* dtable.cc (dtable::dup_worker): Add debugging output.
(dtable::vfork_child_dup): Correctly set close_on_exec.
* fhandler.cc (fhandler_base::fork_fixup): Don't mess with handle if there is
no need to get it from the parent.
* fhandler_tty.cc (fhandler_tty_common::close): Add debugging output.
being read for executable test since we could be checking for less than that.
* syscalls.cc (stat_worker): Try opening the file the "correct" way first so
that #! processing can potentially happen. If that fails, then use "query
open" method.
* spawn.cc (spawn_guts): Delay processing of signal until after we've notified
parent about reparenting.
to 0, when requested.
* fhandler.h: New status flag FH_QUERYOPEN.
(fhandler::get_query_open): New function.
(fhandler::set_query_open): Ditto.
* syscalls.cc (stat_worker): Request query-only open mode.
doesn't deal well with "negative" chars.
* fhandler.cc (fhandler_disk_file::open): Propagate remote status of file
garnered from path_conv. Move #! checking to fstat.
(fhandler_disk_file::fstat): Reorganize st_mode setting to eliminate
duplication. Move check for #! here from fhandler::open.
* fhandler.h (fhandler_base::isremote): New method.
(fhandler_base::set_isremote): Ditto.
(fhandler_base::set_execable_p): Also record "don't care if executable state".
(fhandler_base::dont_care_if_execable): New method.
* path.cc (path_conv::check): Clear new flags. Appropriately set vol_flags,
drive_type, and is_remote_drive.
* path.h: Add new flags and methods for manipulating them.
* syscalls.cc (_unlink): Use isremote() to determine if a path is remote rather
than calling GetDriveType.
(stat_worker): Ditto.
* security.cc (get_file_attribute): Or attribute with result of NTReadEA to be
consistent with get_nt_attribute.
* fhandler.h (fhandler_base::set_open_status): New method. Stores original
open status.
(fhandler_base::get_open_status): New method. Retrieves original open status.
(fhandler_base::reset_to_open_binmode): New method.
* fhandler.cc (fhandler_base::open): Save open status.
(fhandler_base::init): Ditto.
* fhandler_clipboard.cc (fhandler_clipboard::open): Ditto.
* fhandler_console.cc (fhandler_console::open): Ditto.
* fhandler_dsp.cc (fhandler_dsp::open): Ditto.
* fhandler_dev_mem.cc (fhandler_dev_mem::open): Ditto.
* fhandler_dev_random.cc (fhandler_dev_random::open): Ditto.
* fhandler_serial.cc (fhandler_serial::open): Ditto.
* fhandler_tty_slave.cc (fhandler_tty_slave::open): Ditto.
* fhandler_tty_master.cc (fhandler_tty_master::open): Ditto.
* fhandler_dev_zero.cc (fhandler_dev_zero::open): Ditto.
* syscalls.cc (setmode): Rework so that 0 mode value causes reversion to open
state.
* fhandler_tty_slave.cc (fhandler_tty_slave::read): Use correct multiplier when
converting from deciseconds to milliseconds.
(fork_parent): Call the __pthread_atforkparent function.
* cygwin.din: Export pthread_atfork.
* thread.h (callback): New class.
(MTinterface): Use it.
* thread.cc (__pthread_atforkprepare): New function.
(__pthread_atforkparent): New function.
(__pthread_atforkchild): New function.
(__pthread_atfork): New function.
* pthread.cc (pthread_atfork): New function.
* environ.cc: Add extern declaration for `pcheck_case'.
(check_case_init): New function.
(struct parse_thing): Add "check_case" option.
* errno.cc (_sys_nerrlist): Add text for ECASECLASH.
(strerror): Add case branch for ECASECLASH.
* fhandler.cc (fhandler_disk_file::open): Check for case clash.
* path.cc: Add global variable `pcheck_case'.
(struct symlink_info): Add member `case_clash' and method `case_check'.
(path_prefix_p_): Call `pathnmatch' instead of `strncasematch'.
(pathnmatch): New funtion.
(pathmatch): Ditto.
(path_conv::check): Add handling for case checking.
(symlink): Check for case clash.
(symlink_info::check): Add parameter for case checking.
Handle case checking.
(symlink_info::case_check): New method.
(chdir): Don't use unconverted path if pcheck_case==PCHECK_STRICT.
* path.h: Add extern declarations for `pathmatch' and
`pathnmatch'.
(enum case_checking): New enumeration type describing
the case checking behaviour of path conversion routines.
(class path_conv): Add member `case_clash'.
* syscalls.cc (_link): Check for case clash.
chrisiasci@aol.com).
* cygwin.din: Add a new, internally used export - _check_for_executable.
* dcrt0.cc (dll_crt0_1): Set _check_for_executable for older binaries. Pass
user_data to premain functions.
* fhandler.cc (fhandler_disk_file::open): Only check for executable if the
linked program is intereested in the executable bit.
(fhandler_disk_file::check_execable_p): Delete.
* fhandler.h (executable_states): New enumeration of various states of
executable bit caring.
(fhandler_base::set_execable_p): New method.
* fhandler_termios.cc (fhandler_termios::line_edit): Flag when a signal has
been sent to the tty. Return -1 when this is so.
* fhandler_console.cc (fhandler_console::read): Return -1 when signal sending
character encountered.
* path.cc (path_conv::check): Record when path refers to a disk device. Move
executable extension check here.
(check_sysfile): Accomodate new EXEC path states.
(has_suffix): Remove.
(next_suffix): Remove.
(class suffix_scan): New clas.
(suffix_scan::has): New method.
(suffix_scan:next): New method.
(symlink_info::check): Use suffix_scan method to control for scanning for
suffixes.
* path.h (path_conv::exec_state): New method.
* perprocess.h: Make "C" friendly.
* include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_S_IEXEC. Bump
CYGWIN_VERSION_API_MINOR.
* include/sys/cygwin.h: Change premain declarations.
* winsup.h: Move __cplusplus test to after builtin defines.
* autoload.cc: Add LoadDLLinitfunc for ole32.dll.
Add LoadDLLfuncEx statements for CoInitialize@4, CoUninitialize@0
and CoCreateInstance@20.
* dir.cc (dir_suffixes): New datastructure.
(readdir): Check for R/O *.lnk files to hide the suffix.
(opendir): Use `dir_suffixes' in path conversion.
(rmdir): Ditto.
* fhandler.cc (fhandler_disk_file::fstat): Add S_IFLNK flag
before calling `get_file_attribute'. Take FILE_ATTRIBUTE_READONLY
into account only if the file is no symlink.
* path.cc (inner_suffixes): New datastructure.
(SYMLINKATTR): Eliminated.
(path_conv::check): Use `inner_suffixes' on inner path components.
(shortcut_header): New global static variable.
(shortcut_initalized): Ditto.
(create_shortcut_header): New function.
(cmp_shortcut_header): Ditto.
(symlink): Create symlinks by creating windows shortcuts. Preserve
the old code.
(symlink_info::check_shortcut): New method.
(symlink_info::check_sysfile): Ditto.
(symlink_info::check): Check for shortcuts. Move code reading
old system attribute symlinks into symlink_info::check_sysfile().
(chdir): Use `dir_suffixes' in path conversion.
* security.cc (get_file_attribute): Check for S_IFLNK flag.
Force 0777 permissions then.
* spawn.cc (std_suffixes): Add ".lnk" suffix.
* syscalls.cc (_unlink): Use `inner_suffixes' in path conversion.
Check for shortcut symlinks to eliminate R/O attribute before
calling DeleteFile().
(stat_suffixes): Add ".lnk" suffix.
(stat_worker): Force 0777 permissions if file is a symlink.
when opening raw disk devices.
* fhandler_floppy.cc (fhandler_dev_floppy::lseek): Implement bytewise
access.
* fhandler_raw.cc (fhandler_dev_raw::open): Always open raw disk device
binary.
(fhandler_dev_raw::raw_write): Don't drop read buffer content when
writing after read.
`smbntsec'.
* path.cc (path_conv::check): Check path for being a remote path.
If so and `allow_smbntsec' is set to FALSE, set has_acls to FALSE.
* security.cc: Add global definition for `allow_smbntsec'.
* security.h: Add extern declaration for `allow_smbntsec'.
* fhandler.cc (fhandler_disk_file::open): Eliminate extern declaration
of `allow_ntsec'.
* syscalls.cc: Ditto.
condition.
* path.cc (path_conv::check): Get file system type in call to
GetVolumeInformation to check for file systems with buggy CreateFile.
* path.h (enum path_types): Add PATH_HASBUGGYOPEN.
(class path_conv): Add methods `has_buggy_open' and
`set_has_buggy_open'.
(fhandler_base::raw_read): Detect special case where last error ==
ERROR_NOACCESS but the file is at EOF. Most UNIXes do not consider this to be
an error.
execed process to avoid a race.
* sigproc.cc (wait_subproc): Print more info when a WFSO error occurs.
* automode.c: New file.
* syscalls.cc (close_all_files): Streamline slightly.
* cygheap.cc (ccalloc): Clear *entire* allocated array.
* dcrt0.cc (dll_crt0_1): Call signal_fixup_after_exec where appropriate. Set
myself->uid from parent version. Just use ThreadItem Init method. Close or
store hexec_proc as appropriate.
(_dll_crt0): Store user_data->forkee here so that proper tests can be made
subsequently.
(do_exit): Remove hExeced stuff.
* environ.cc (environ_init): Accept environ count as well as environ pointer.
* environ.h: Reflect above change.
* pinfo.cc (pinfo_init): Ditto. Accept environ count.
(fixup_in_spawned_child): Remove.
* spawn.cc (spawn_guts): Move signal code to dll_crt0_1. Don't suspend execing
process since it is no longer necessary. Store envc.
* exceptions.cc (signal_fixup_after_exec): New function.
(call_handler): Remove hExeced test.
* child_info.h (cygheap_exec_info): Store envc as well as envp.
(child_info_spawn): Store hexec_proc so that it can be closed in child.
* path.cc (normalize_posix_path): Avoid intermediate use of temporary cwd buf.
(normalize_win32_path): Ditto.
(cwdstuff::get_initial): Always set lock.
* sigproc.h: Remove hExeced.
* strace.cc (strace::vsprntf): Modify to accomodate for lack of hExeced.
* thread.cc (MTinterface::Init): Merge Init1 and ClearReent into this method.
(MTinterface::Init1): Eliminate.
(MTinterface::ClearReent): Eliminate.
* thread.h: Reflect above changes.
* include/sys/strace.h (strace): Make microseconds() public. Make various
functions 'regparm', throughout.
* pinfo.h (_pinfo): Inline simple signal manipulation functions. Requires
inclusion of thread.h which was removed from .cc files, where appropriate.
throughout.
* pinfo.cc: Eliminate signal manipulation functions.
(_pinfo::exit): Calculate total rusage for exiting process here.
* cygheap.cc (size2bucket): Eliminate.
(init_buckets): Ditto.
(_cmalloc): Calculate size and bits in a loop rather than going through a
function call.
(_crealloc): Use stored array index to calculate allocated size.
* spawn.cc (spawn_guts): Use _pinfo exit method to exit, calculating cpu usage.
* fhandler.cc (fhandler_base::fstat): Move to inline method in fhandler.h.
(fhandler_base::set_io_handle): Ditto.
* fhandler.h (fhandler_base): Make some methods inline.
* fhandler_console.cc (fhandler_console::write_normal): Make buffer larger.
* sigproc.h (sigframe::sigframe): Actually use set ebp parameter correctly.
* spawn.cc (spawn_guts): Set dwProcessId when exec'ing. Just exit immediately
after reparenting.
* syscalls.cc: Sprinkle sigframe stuff throughout.
* wait.cc (wait4): Set signal frame here.
* dcrt0.cc (__api_fatal): Don't rely on small_printf to display errors. Always
display problems to the console, if possible.
* fhandler.cc (fhandler_base::open): Ditto.
* fhandler.cc (fhandler_base::fhandler_base): Ditto.
(fhandler_base::read): Ditto. Add more debugging output. Don't issue a \r
when \r\n detected.
* pipe.cc (make_pipe): Streamline slightly. Make debug output more
interesting.
* strace.cc (strace::vsprintf): Use __progname where appropriate to distinguish
strace output when exec'ing.
throughout.
* shared.h: Remove.
* cygwin_version.h: New file.
* delqueue.h: New file.
* environ.h: New file.
* host_dependent.h: New file.
* perprocess.h: New file.
* registry.h: New file.
* security.h: New file.
Include sys/termios.h for files which need it.
* tty.h: New file.
* shared_info.h: New file.
* fhandler.h: Move inline methods that rely on tty stuff to
fhandler_console.cc.
* fhandler_tty.cc (fhandler_pty_master::process_slave_output): Set
output_done_event immediately after reading data to speed up tty output
processing.
(process_output): Set write_error to errno or zero.
(fhandler_tty_slave::write): Check previous write error prior to writing to
slave end of pipe. This allows tty output to be slightly less synchronous.
* fhandler_console.cc (fhandler_console::tcsetpgrp): Moved here from
fhandler.h.
(fhandler_console::set_input_state): Ditto.
* child_info.h: Add specific exec class.
* cygheap.h: New file. Contains declarations for cygwin heap.
* cygheap.cc: New file. Implements cygwin heap functions.
* dcrt0.cc (quoted): Simplify due to new method for passing arguments between
cygwin programs.
(alloc_stack_hard_way): Attempt to handle overlapped stack.
(dll_crt0_1): Move child_info processing here. Accomodate new method for
passing arguments between cygwin programs. Initialize cygwin heap. Establish
__argc and __argv variables.
(_dll_crt0): Move most of child_info processing to dll_crt0_1.
(cygwin_dll_init): Remove duplication.
* dtable.cc (dtable::extend): Allocate dtable using cygwin heap.
(dtable::build_fhandler): Ditto for fhandler type being constructed.
(dtable::dup_worker): Free new fhandler from cygwin heap on error.
(dtable::select_*): Don't assume that this == fdtab.
(dtable::linearize_fd_array): Delete.
(dtable::delinearize_fd_array): Delete.
(dtable::fixup_after_exec): New file.
(dtable::vfork_child_dup): Use cygwin heap.
(dtable::vfork_parent_restore): Ditto.
* dtable.h: Remove obsolete methods. Add new method.
* environ.cc (posify): Eliminate already_posix parameter and logic.
(envsize): New function.
(_addenv): Use envsize.
(environ_init): Accept an argument pointing to an existing environment list.
If supplied, allocate space for this in the the program's heap.
* fhandler.cc (fhandler_base::operator =): Move here from fhandler.h. Use
cygwin heap to allocate filenames.
(fhandler_base::set_name): Allocate/free names from cygwin heap.
(fhandler_base::linearize): Delete.
(fhandler_base::de_linearize): Delete.
(fhandler_base::operator delete): Free from cygwin heap.
(fhandler_base::~fhandler_base): Ditto.
* fhandler.h: Accomodate elimination of *linearize and other changes above.
* fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from
de_linearize.
* heap.h: New file.
* fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for
name. fhandler_tty::fixup_after_exec): Rename from de_linearize.
* fork.cc (fork): Call cygheap_fixup_in_child.
* heap.cc: Use declarations in heap.h.
* malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc
something from the cygwin heap.
* path.cc: Throughout, eliminate use of per-thread cache for cwd. Use cwd_*
functions rather than cwd_* variables to access cwd_win32 and cwd_posix.
(cwd_win32): New function.
(cwd_posix): New function.
(cwd_hash): New function.
(cwd_fixup_after_exec): New function.
* path.h: Accomodate path.cc changes.
* pinfo.cc (pinfo_init): Accept a pointer to an environment table. Pass this
to environ_init. Eliminate old 'title' tests.
* pinfo.h: Accomodate above change in argument.
* spawn.cc (struct av): New method for building argv list.
(av::unshift): New method.
(spawn_guts): Allocate everything that the child process needs in the cygwin
heap and pass a pointer to this to the child. Build argv list using new
method. Eliminate delinearize stuff.
* thread.h: Eliminate _cwd_win32 and _cwd_posix buffers.
* winsup.h: Eliminate obsolete functions. Add envsize() declaration.
(regopt): Use correct path to find LOCAL_MACHINE registry options.
* fhandler.cc (fhandler_base::open): Set binary mode only when binmode ==
O_BINARY.
* pipe.cc (pipe): Pipe handling should rely on binmode not _fmode now that the
two are different.
required.
* errno.cc: Use DWORD to hold Windows errors.
(geterrno_from_win_error): New function.
(seterrno_from_win_error): Use geterrno_from_win_error to convert supplied
windows error (suggested by Corinna Vinschen).
* path.cc (symlink_info): Add error element.
* path.cc (path_conv::check): Remove errno setting. Use new symlink_info errno
element to set path_conv error, where appropriate.
(symlink_info::check): Set error element rather than attempting to manipulate
errno. Add more checks for trailing / and /.. even though they are currently
useless. Avoid setting EINVAL.
* path.cc (normalize_posix_path): Correct check for trailing /.
* *.cc: put winsup.h before other headers (for __INSIDE_CYGWIN__);
use cur_environ() instead of just environ
* times.cc: remove import protections
* glob.c: add winsup.h
* localtime.c: ditto
* smallprint.c: ditto
* Makefile.in: don't __INSIDE_CYGWIN__ as it messes up profiling.
for second argument.
* path.h: Generalize SYMLINK_* constants to PC_*.
(path_conv): Create a new method. Fold third argument into second.
* dll_init.cc (dll_list::alloc): Try harder to find space to allocate dll
struct.
(dll_dllcrt0): Don't check sanity if we've already called dll_crt0.
* path.cc (path_conv::check): Don't check for a null or empty path unless
specifically told with a flag setting.
(check_null_empty_path): New function, adapted from macro.
* syscalls.cc (_rename): Use already-determined file attributes rather than
checking again.
* lib/cygwin/cygwin_attach.dll.c (cygwin_attach_dll): Use a static per_process
structure since this is apparently supposed to be zeroed.
* lib/cygwin_crt0.c (cygwin_crt0): Zero per_process structure sent to older
DLLs.
an fd.
* external.cc (cygwin_internal): Add handling of perfile_table setting.
* fhandler.cc (perfile_table): New global.
(fhandler_base::get_default_fmode): New method to return a file's default mode
based on its name.
(fhandler_base::open): Use get_default_mode method to determine a file's mode.
Record file mode in file flags.
* fhandler.h (fhandler_base): Declare get_default_fmode
* syscalls.cc (getmode): New function.
* sys/cygwin.h (__cygwin_perfile): New structure.
(cygwin_getinfo_types): Move outside of WINVER conditional.
(per_process): Move inside of WINVER conditional.
appropriate.
(LIBCOS): Find additional stub library stuff in their own subdirectory.
* dcrt0.cc: Convert user_data pointer to static __cygwin_user_data area.
(do_global_ctors): Check magic_bisquit for initialization.
(dll_crt0_1): First group of premain functions prior to fd initialization. Run
second group before calling main.
(dll_crt0 ()): New function, called from new initialization code.
(dll_crt0 (per_process *uptr)): Call new dll_crt0 () function on
initialization.
* debug.cc (thread_stub): Initialize bottom of stack with per-thread info.
* environ.cc (parse_thing): Use binmode global to control CYGWIN=binmode
behavior.
* fhandler.cc (fhandler_base::open): Allow explicit setting of __fmode to
O_BINARY or O_TEXT to override disk mount settings.
* libcmain.cc: Move to lib subdirectory.
* libccrt0.cc: Ditto.
* dll_main.cc: Ditto.
* dll_entry.cc: Ditto.
* getopt.c: Ditto.
* thread.cc (thread_init_wrapper): Call ExitThread explicitly rather than
returning, as a preliminary step towards placing per thread info at the bottom
of the stack.
* winsup.h: Move per_process class to include/sys/cygwin.h. Declare new
dll_crt0().
* include/cygwin/version.h: Bump API minor version.
* binmode.c: New file.
* textmode.c: Ditto.
* lib/_cygwin_crt0_common.cc: Ditto.
* lib/crt0.h: Ditto.
* lib/cygwin_attach_dll.c: Ditto.
* lib/cygwin_crt0.c: Ditto.
* lib/dll_entry.cc: Ditto.
* lib/dll_main.cc: Ditto.
* lib/getopt.c: Ditto.
* lib/libcmain.c: Ditto.
* lib/premain0.c: Ditto.
* lib/premain1.c: Ditto.
* lib/premain2.c: Ditto.
* lib/premain3.c: Ditto.
when determining exec flag.
* path.cc (symlink_info::check): Remove call to get_file_attribute().
* security.cc (read_sd): Rename, ditto for variables to conform
to common naming convention. Use GetFileSecurity() instead of
BackupRead() to avoid permission problems when reading ACLs.
(write_sd): Same renaming as for read_sd().
(alloc_sd): Change default permissions according to Linux permissions
for group and world when write permission is set.
* syscalls.cc (stat_worker): Avoid different permission problems
when requesting file informations.
(fhandler_base::set_inheritance): Make this a method so that we can use the
appropriate close methods.
* fhandler.cc (fhandler_base::set_inheritance): Ditto.
* path.cc (normalize_posix_path): Eliminate /. trailing path component.
(get_nt_attribute): Returns uid and gid additionally. Removed call
to set_process_privileges().
(get_file_attribute): Returns uid and gid additionally. Don't
call ntea if ntsec is ON.
(set_nt_attribute): Removed call to set_process_privileges().
Don't call ntea if ntsec is ON.
(acl): Removed call to set_process_privileges().
* dcrt0.cc (dll_crt0_1): Calls set_process_privileges() now.
* winsup.h: New prototype for set_process_privileges(),
changed prototype for get_file_attribute().
* fhandler.cc (get_file_owner): Discarded.
(get_file_group): Ditto.
(fhandler_disk_file::fstat): Discard calls to get_file_owner() and
get_file_group().
* path.cc (path_conv::path_conv): Added debugging output for result
of GetVolumeInformation().
(mount_info::conv_to_win32_path): Call backslashify() with pathbuf
instead of src_path.
* syscalls.cc (chown): Reformatted.
(chmod): Replace get_file_owner() and get_file_group() calls
by a call to get_file_attribute(). Discard local variable has_acls.
Slightly reformatted.
(stat_worker): Replaced idiot's (it's me) root dir check by call
to rootdir(). Don't call num_entries() on remote drives.
Discard local variable has_acls.
* debug.cc (threadname_init): Pass name of lock as arg 2 of new_muto.
* malloc.cc (malloc_init): Ditto.
* sigproc.cc (sigproc_init): Ditto.
* exceptions.cc (events_init): Ditto.
(call_handler): Eliminate special case for hExeced. Report locked thread in
debugging output.
* fhandler.cc (fhandker_pipe::fhandler_pipe): Propagate device type to base
class.
* fhandler.h (fhandler_pipe): Ditto.
* hinfo.cc (hinfo::build_fhandler): Pass specific type of pipe to constructor.
* spawn.cc (spawn_guts): Eliminate dependency on signal when waiting for
subprocess.
* strace.cc: Remove obsolete #ifdef.
* sync.cc (muto::muto): Save the name of the muto.
(muto:~muto): Also release the muto.
* sync.h: Add a muto name field.
* select.cc (peek_pipe): Avoid doing a PeekNamedPipe on the write end of a
pipe.
* fhandler.h: Declare new function. Add extra argument to
process_slave_output.
* fhandler_console.cc (fhandler_console::read): Move read ahead code to new
function.
* fhandler_tty.cc (fhandler_pty_master::process_slave_output): Move common code
here.
(fhandler_tty_slave::read): Understand readahead.
(fhandler_pty_master::read): Move code to process_slave_output.
* select.cc (peek_pipe): Avoid performing certain checks when non-read and on
inappropriate fh types.
(call_handler): Allow signals to be sent even if signalled thread is stopped.
Change order of signal_arrived arming/waiting threads clearing to eliminate a
race.
(reset_signal_arrived): New helper function.
* malloc.cc (malloc_init): Use mutos so that signal handler can keep track of
who owns the lock.
(__malloc_lock): Ditto.
(__malloc_unlock): Ditto.
* sync.h (new_muto): Actually use a muto for the "buffer".
* Makefile.in: Fix a dependency.
Christopher Faylor
Corinna Vinschen
Bas van Gompel
Pierre Humblet
Egor Duda
DJ Delorie