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newlib/winsup/CVSChangeLogs.old/cygwin/ChangeLog-2004

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2004-12-30 Christopher Faylor <cgf@timesys.com>
* devices.cc (device::isfs): Return true for the logical case of
devn == FH_FS.
2004-12-28 Christopher Faylor <cgf@timesys.com>
* pinfo.cc (_pinfo::dup_proc_pipe): DUPLICATE_CLOSE_SOURCE closes the
handle regardless, so revert previous change.
2004-12-27 Christopher Faylor <cgf@timesys.com>
* cygthread.cc (cygthread::stub): Add better debug output.
(cygthread::cygthread): Ditto.
(cygthread::terminate_thread): Ditto. Move inuse test earlier or
suffer infinite loop.
* pinfo.cc (_pinfo::dup_proc_pipe): Close handle if DuplicateHandle
fails and process no longer exists.
* spawn.cc (spawn_guts): Create process in suspended state if OS
demands it.
* wincap.cc: Add "start_proc_suspended" throughout.
* wincap.h (wincaps): Ditto.
(wincapc): Ditto.
2004-12-27 Christopher Faylor <cgf@timesys.com>
* pinfo.cc (_pinfo::exit): Beef up debugging output.
* sigproc.cc (proc_subproc): Detached children apparently need a ppid
of 1.
2004-12-26 Christopher Faylor <cgf@timesys.com>
* init.cc (dll_entry): Previous code reversion was ill-advised. Revert
it.
* sigproc.cc (child_info::sync): Ditto.
* pinfo.cc (_pinfo::exit): Don't set myself.procinfo to NULL since it
is no longer required.
2004-12-26 Christopher Faylor <cgf@timesys.com>
* init.cc (dll_entry): Remove exit code setting.
* pinfo.cc (pinfo::init): Initialize exitcode to unset state rather
than SIGTERM.
(proc_waiter): Detect if exit code is unset and use status from
GetExitCodeProcess.
* sigproc.cc (child_info::sync): Remove exit code detection here since
proc_waiter now (again) detects it.
2004-12-25 Christopher Faylor <cgf@timesys.com>
* fhandler.cc (fhandler_base::fchmod): Do the right thing when changing
an "on 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.
2004-12-24 Christopher Faylor <cgf@timesys.com>
* child_info.h (CURR_CHILD_INFO_MAGIC): Update.
(child_info::parent_wr_proc_pipe): Eliminate.
* pinfo.h (_pinfo::alert_parent): Move here from pinfo class.
(_pinfo::dup_proc_pipe): New method.
(_pinfo::sync_proc_pipe): Ditto.
* exceptions.cc (sig_handle_tty_stop): Reflect move of alert_parent.
* init.cc (dll_entry): Exit with status one if main process called
ExitProcess.
* pinfo.cc (set_myself): Remove handling of parent_wr_proc_pipe.
(_pinfo::exit): Reflect move of alert_parent. Set procinfo to NULL to
flag that we are exiting normally. Always use exitcode when exiting
(although this could be a little racy).
(pinfo::init): Set default exit to SIGTERM. This will be the exit code
reported if process is terminated.
(_pinfo::dup_proc_pipe): New function.
(pinfo::wait): Duplicate wr_proc_pipe to the right place. Use
dup_proc_pipe to move the pipe to the child.
(_pinfo::sync_proc_pipe): New function.
(_pinfo::alert_parent): Move to _pinfo. Make sure that wr_proc_pipe is
ours before using it.
* sigproc.cc (child_info::child_info): Remove handling of
parent_wr_proc_pipe.
* spawn.cc (spawn_guts): Pass our wr_proc_pipe to the child when
execing. Ensure that exit code of cygwin process started from windows
is correctly set.
2004-12-23 Pierre Humblet <pierre.humblet@ieee.org>
Christopher Faylor <cgf@timesys.com>
* path.h (path_conv::set_normalized_path): Add second argument and fill
it in 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.
2004-12-23 Christopher Faylor <cgf@timesys.com>
* cygthread.cc (cygthread::cygthread): Guard debugging variable with
"ifdef DEBUGGING".
(cygthread::release): Ditto.
2004-12-23 Christopher Faylor <cgf@timesys.com>
Corinna Vinschen <corinna@vinschen.de>
* path.cc (path_conv::check): Don't strip the trailing slash from a
path consisting only of two slashes.
2004-12-23 Christopher Faylor <cgf@timesys.com>
* cygthread.cc (cygthread::stub): Detect if thread function wants to
release itself here, to avoid a race.
(cygthread::release): Clear more stuff. Add a diagnostic for an
internal error.
* cygthread.h (auto_release): New function.
* pinfo.h (pinfo::remember): Add an argument to denote whether child is
detached.
* fork.cc (fork_parent): Reflect change in arguments to
pinfo::remember.
* pinfo.cc (_pinfo::exit): Signal exit more forcibly.
(proc_waiter): Use cygthread::auto_release to signify that
cygthread::stub should release the thread. This should avoid a race.
(pinfo::alert_parent): Don't signify an error when wr_proc_pipe == NULL.
* sigproc.cc (proc_subproc): Add support for PROC_DETACHED_CHILD.
* sigproc.h: Ditto.
* spawn.cc (spawn_guts): Specify whether child is detached or not when
calling pinfo::remember.
2004-12-22 Christopher Faylor <cgf@timesys.com>
* cygheap.cc (cygheap_setup_for_child): Add api_fatal to catch failing
MapViewOfFileEx.
* cygthread.cc (cygthread::stub): Previous change to make diagnostic
output more informative was really a bust. Try again. Capture previous
name in a new field in cygthread for diagnostic purposes.
(cygthread::cygthread): Ditto.
(cygthread::release): Add an argument to control whether h should be cleared
or not.
(cygthread::terminate_thread): Use 'inuse' for tests rather than 'h'.
(cygthread): Add some diagnostic fields.
(cygthread::release): Add an argument.
* pinfo.cc (proc_waiter): Accommodate change to cygthread::release.
2004-12-22 Christopher Faylor <cgf@timesys.com>
* cygthread.cc (cygthread::stub): Make diagnostic output more informative.
2004-12-22 Christopher Faylor <cgf@timesys.com>
* pinfo.cc (proc_waiter): Zero wait_thread in child to avoid races with
process termination.
* cygthread.cc (cygthread::terminate): Clumsily detect when h has gone away
and attempt no further action.
2004-12-22 Christopher Faylor <cgf@timesys.com>
* cygthread.h (cygthread::release): Just declare here.
* cygthread.cc (cygthread::release): Define here. Use
InterlockedExchange to set inuse or suffer potential races.
(cygthread::terminate): Use release().
2004-12-22 Chris January <chris@atomice.net>
* fhandler_process.cpp (format_process_status): Use tabs in formatting
instead of spaces.
2004-12-22 Corinna Vinschen <corinna@vinschen.de>
* path.cc (set_normalized_path): Allow empty pathnames.
2004-12-21 Christopher Faylor <cgf@timesys.com>
* spawn.cc (spawn_guts): Force parent to forget about P_DETACH'ed
process.
2004-12-20 Christopher Faylor <cgf@timesys.com>
* path.cc (normalize_win32_path): Remove unneeded check for dots.
2004-12-20 Christopher Faylor <cgf@timesys.com>
* path.cc (normalize_posix_path): Remove unneeded check for dots.
(path_conv::set_normalized_path): Strip trailing dots, similarly to
what had previously been done for the win32 path.
2004-12-18 Christopher Faylor <cgf@timesys.com>
* path.cc (normalize_win32_path): Make third arg pass-by reference.
Reorganize slightly to eliminate extra variables.
(normalize_posix_path): Ditto.
(path_conv::check): Reflect change in arguments.
(mount_info::conv_to_posix_path): Ditto.
(mount_info::add_item): Ditto.
2004-12-18 Christopher Faylor <cgf@timesys.com>
* child_info.h (CURR_CHILD_INFO_MAGIC): Use updated value.
2004-12-18 Christopher Faylor <cgf@timesys.com>
Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (path_conv::check): Check the output Win32 path for trailing
spaces and dots, not the input path. Disallow all use of foo./bar
since consistently getting this right is time consuming. Remove
strange test for "unc\" since no one seems to know what it's for.
2004-12-18 Chris January <chris@atomice.net>
* fhandler_proc.cc (proc_listing): Add entry for "self".
(proc_fhandlers): Add entry for "self".
* fhandler_process.cc (fhandler_process::fstate): Handle "self".
(fhandler_process::open): Handle "self".
2004-12-17 Christopher Faylor <cgf@timesys.com>
* sigproc.cc (proc_subproc): Fix long-standing problem. Only wait for
"all processes" if pid == -1 -- not just if pid is negative.
(proc_can_be_signalled): Fix another long-standing problem. Set
correct errno when detecting an exited process.
2004-12-16 Thomas Wolff <towo@computer.org>
* fhandler_console.cc (get_win32_attr): Avoid inappropriate intensity
interchanging that used to render reverse output unreadable when
non-reversed text is bright.
2004-12-15 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din: Add utmpx symbols.
* syscalls.cc: Include utmpx.h. Implement utmpx functions as stubs
to utmp functions.
(copy_ut_to_utx): New static function.
(pututline): Change from void to struct utmp * as on Linux.
(setutxent): New function.
(endutxent): New function.
(getutxent): New function.
(getutxid): New function.
(getutxline): New function.
(pututxline): New function.
* include/utmpx.h: New file.
* include/cygwin/utmp.h: New file.
* include/cygwin/version.h: Bump API minor number.
* include/sys/utmp.h: Include cygwin/utmp.h. Move stuff common with
utmpx functionality there.
(pututline): Declare struct utmp *.
2004-12-14 Corinna Vinschen <corinna@vinschen.de>
* tty.cc (tty_list::terminate): Guard releasing the tty with tty_mutex.
(tty::init): Set master_pid to 0.
2004-12-14 Thomas Wolff <towo@computer.org>
* fhandler_console.cc (read): Consider offset within scrolling
region of the console window.
2004-12-13 Corinna Vinschen <corinna@vinschen.de>
* cygheap.h (cwdstuff::get_drive): Release cwd_lock.
2004-12-12 Bas van Gompel <cygwin-patch@bavag.tmfweb.nl>
* fhandler.cc (fhandler_base::puts_readahead): Fix end-condition.
2004-12-10 Corinna Vinschen <corinna@vinschen.de>
* errno.cc (errmap): Map ERROR_INVALID_ADDRESS to EINVAL instead of
EOVERFLOW.
2004-12-10 Christopher Faylor <cgf@timesys.com>
* include/sys/strace.h: Don't output paranoid_printf by default.
2004-12-09 Christopher Faylor <cgf@timesys.com>
* lib/libcmain.c (main): Properly deal with quoted first argument.
2004-12-06 Christopher Faylor <cgf@timesys.com>
* pinfo.h (proc_pipe::*): Delete class.
* pinfo.cc (proc_pipe::*): Ditto.
2004-12-05 Christopher Faylor <cgf@timesys.com>
* fork.cc (fork_parent): Reinstate "childhProc" protection. Don't
close hProcess handle here since it is used to ensure that a new
process isn't created with the old pid after the old pid exits.
* spawn.cc (spawn_guts): Ditto.
* pinfo.cc (proc_waiter): Don't send any signals if we've execed since
this process doesn't officially exist.
* pinfo.h (pinfo::pid_handle): Eliminate. Just use hProc.
* sigproc.cc (sig_send): Don't send any signals if our sendsig doesn't
exist. That's a sign that we are execing.
(remove_proc): Eliminate pid_handle close.
2004-12-05 Christopher Faylor <cgf@timesys.com>
* cygthread.h (cygthread::terminate_thread): Make public.
* pinfo.h (pinfo::wait_thread): New element.
* pinfo.cc (pinfo::wait): Store "handle" to started thread in pinfo.
* sigproc.cc (proc_terminate): Kill any threads waiting for a process
pipe.
2004-12-05 Christopher Faylor <cgf@timesys.com>
* sigproc.cc (mychild): Reimplement as list scan.
(proc_subproc): Don't mess with pinfo if it's myself.
2004-12-05 Christopher Faylor <cgf@timesys.com>
* child_info.h (child_info_types): Label enum for _PROC constants.
(child_info::child_info): New constructor.
(child_info::~child_info): New destructor.
(child_info::sync): Declare new function.
(child_info_fork::child_info_fork): New constructor.
(child_info_spawn::child_info_spawn): Remove old constructor.
(child_info_spawn::child_info_spawn): New constructor.
* dcrt0.cc (dll_crt0_0): Use correct sizeof when doing sanity check on
passed in child_info. Signal readiness to parent when not forking (and
not spawning).
* fork.cc (sync_with_child): Delete.
(resume_child): Remove extra argument.
(sync_with_parent): Use child_info method to sync with parent.
(fork_child): Don't close fork_info->subproc_ready since that is now
handled by the destructor.
(fork_parent): Remove subproc_ready stuff. Use child_info sync method
for waiting.. Set start time here for child. Rename "forked" to
"child".
(fork): Check ch.subproc_ready for validity here.
* pinfo.h (_pinfo::exec_sendsig): Temp storage for exec stub which may
be staying around to handle non-cygwin captive process.
(_pinfo::exec_dwProcessId): Ditto.
(_pinfo::_lock): Renamed from lock.
(_pinfo::lock): New method.
(_pinfo::unlock): Ditto.
(_pinfo::initialize_lock): Ditto.
* pinfo.cc (set_myself): Use initialize_lock method to initialize
myself lock. Set "exec" fields in _pinfo to zero to indicate that
we've started successfully. Set start time here when appropriate.
(_pinfo::commune_send): Use pinfo lock/unlock methods.
(proc_waiter): Remove special case for non-cywin processes.
Reinstitute handling for PID_NOCLDSTOP.
* sigproc.cc (proc_subproc): Set proper EAGAIN errno when process table
is filled.
(sig_send): Use exec_* fields from _pinfo for sending signals if the
the _pinfo sendsig never materializes.
(child_info::child_info): New constructor, renamed from init_child_info.
Zeroes child_info structure and sets appropriate fields in structure
based on chtype.
(child_info::~child_info): New destructor. Closes subproc_ready if it
exists.
(child_info_fork::child_info_fork): New constructor.
(child_info_spawn::child_info_spawn): New constructor.
(child_info::ready): New function. Signals parent when child is ready.
(child_info::sync): New function. Wait for child to signal us or
process to die.
(remove_proc): Remove closing of hProcess since this should now be
handled shortly after process creation.
* spawn.cc (spawn_guts): Use child_info_spawn constructor rather than
init_child_info. Save exec_sendsig and exec_dwProcessId in execing
_pinfo. Rely on child_info constructor to properly set
parent_wr_proc_pipe in ciresrv. Revert to previous determination on
whether to start a process in suspended mode. Remove reparenting
stuff. Just keep a stub around if starting a non-cygwin process.
2004-12-05 Bas van Gompel <cygwin-patch@bavag.tmfweb.nl>
* fhandler.cc (fhandler_base::read): Remove superfluous check in
__small_printf format for strace.
2004-12-05 Bas van Gompel <cygwin-patch@bavag.tmfweb.nl>
* fhandler.cc (fhandler_base::read): Don't debug_printf garbage when
copied_chars is zero.
2004-12-03 Christopher Faylor <cgf@timesys.com>
* environ.cc (environ_init): Alloc space for TERM if it is not set,
like all of the other environment variables.
2004-12-02 Christopher Faylor <cgf@timesys.com>
* child_info.h (child_info_fork::parent_wr_proc_pipe): New element.
* fork.cc (fork_parent): Set parent_wr_proc.
* pinfo.cc (set_myself): Close child_proc_info->parent_wr_proc if it
exists rather than trying to get value from parent _pinfo.
2004-12-02 Christopher Faylor <cgf@timesys.com>
* pinfo.h (enum parent_aleter): New enum.
(pinfo::alert_parent): Declare as returning a value.
(pinfo::parent_alive): New function.
* pinfo.cc (pinfo::alert_parent): Set wr_proc_pipe to invalid non-NULL
value when parent disappears. Return success of operation.
(proc_waiter): Use __ALERT_* enum for control since these are not really signals.
Implement __ALERT_ALIVE.
* sigproc.cc (my_parent_is_alive): Eliminate.
* sigproc.h (my_parent_is_alive): Ditto for declaration.
(__SIGREPARENT): Eliminate.
2004-12-02 Christopher Faylor <cgf@timesys.com>
* pinfo.cc (pinfo::wait): Use better name for cygthread.
2004-12-03 Pierre Humblet <pierre.humblet@ieee.org>
* registry.h (reg_key::reg_key): Change arguments.
* shared_info.h (class mount_info): Remove had_to_create_mount_areas.
* registry.cc (reg_key::reg_key): Change constructors to always handle
HKLM and to avoid relying on HKCU.
Do not set mount_table->had_to_create_mount_areas.
* path.cc (mount_info::conv_to_win32_path): Improve update of
sys_mount_table_counter.
(mount_info::read_mounts): Use new reg_key constructor.
(mount_info::add_reg_mount): Ditto.
(mount_info::del_reg_mount): Ditto.
(mount_info::read_cygdrive_info_from_registry): Ditto.
(mount_info::write_cygdrive_info_to_registry): Ditto.
Update cygwin_shared->sys_mount_table_counter after registry update.
(mount_info::get_cygdrive_info): Ditto.
* shared.cc (shared_info::heap_chunk_size): Use new reg_key constructor.
* environ.cc (regopt): Ditto.
2004-12-01 Christopher Faylor <cgf@timesys.com>
* include/features.h: Include sys/cdefs.h, like linux.
2004-12-01 Christopher Faylor <cgf@timesys.com>
* syscalls.cc (truncate64): Don't second-guess errno if open fails.
* devices.in: Don't allow /dev/com0.
2004-11-25 Christopher Faylor <cgf@timesys.com>
* environ.cc (putenv): Accommodate recent newlib change in argument to
putenv.
2004-11-25 Christopher Faylor <cgf@timesys.com>
* child_info.h (child_info_spawn::hexec_proc): Eliminate.
* dcrt0.cc (dll_crt0_0): Remove hexec_proc stuff.
* fork.cc (fork_child): Remove call to pinfo_fixup_after_fork.
* pinfo.cc (set_myself): Close and zero pid_handle if set.
(pinfo_fixup_after_fork): Delete.
(proc_waiter): Don't close vchild.hProcess here. Do that when we are
remove the vchild from procs. Save hProcess as pid_handle only on
first reparent operation.
(pinfo::wait): Don't set pid_handle here.
(pinfo::alert_parent): Always try to send signal. If unsuccessful then
close and zero wr_proc_pipe.
* pinfo.h (pinfo::pinfo): Make sure that appropriate parts of the class
are zeroed on construction.
(pinfo::alert_parent): Take char argument.
(pinfo_fixup_after_fork): Delete declaration.
(hexec_proc): Ditto.
* sigproc.cc (remove_proc): Close pid_handle and hProcess if
appropriate.
* spawn.cc (spawn_guts): Set cygheap->pid_handle on first exec.
2004-11-25 Christopher Faylor <cgf@timesys.com>
* cygheap.h (init_cygheap::pid_handle): New element.
* pinfo.cc (set_myself): Clear previously existing cygheap->pid_handle
when a new process has been started.
(pinfo::wait): Make sure that a handle to the newly forked/spawned
process is kept around so that the pid will not be reused.
* pinfo.h (_pinfo::pid_handle): Move.
(pinfo::pid_handle): to here.
* spawn.cc (spawn_guts): Create a pid_handle in cygheap prior to
spawning to ensure that the pid does not get reused during the lifetime
of the "cygwin pid".
2004-11-25 Christopher Faylor <cgf@timesys.com>
* pinfo.h (pinfo::alert_parent): New function.
* exceptions.cc (sig_handle_tty_stop): Use alert_parent to send
"signals" to parent.
* fork.cc (fork_parent): Don't close pi.hProcess. Let the waiter
thread do that.
* pinfo.cc (proc_waiter): Detect case where process exits without
setting the exit code and use value from GetExitCodeProcess.
Reluctantly implement __SIGREPARENT.
(pinfo::alert_parent): Define.
* sigproc.h (__SIGREPARENT): New enum.
* spawn.cc (spawn_guts): Send reparent signal to parent on exec.
Always create process in suspended state to avoid races.
2004-11-25 Christopher Faylor <cgf@timesys.com>
Remove cygthread.h in favor of cygtls.h throughout since cygtls now
includes cygthread.h. Eliminate ppid_handle usage throughout.
* child_info.h: Regenerate magic number
(child_info): Remove pppid_handle.
* cygthread.h (cygthread::release): New method. Frees thread without
waiting.
* cygthread.cc (cygthread::stub): Set _ctinfo in _mytls to point to
information for executing thread. Don't call SetEvent if thread is no
longer in use.
(cygthread::simplestub): Ditto.
* cygtls.h (_cygtls::_ctinfo): New element contains pointer to
information about executing cygthread, if any.
* dcrt0.cc: Remove last vestiges of per_thread stuff.
(dll_crt0_0): Ditto. Remove accommodation for ppid_handle.
(do_exit): Remove obsolete reparenting test.
(_exit): Exit with a more SUSv3-like exit value.
* dtable.cc (dtable::stdio_init): Check for myself->cygstarted rather
than myself->ppid_handle to see if we were started by a cygwin process.
* exceptions.cc (open_stackdumpfile): Ditto.
(handle_exceptions): Ditto.
(ctrl_c_handler): Ditto.
(sig_handle_tty_stop): Ditto. Let parent send signal to itself on
STOP.
(sigpacket::process): Comment out vfork test.
(signal_exit): Use more SUSv3-like exit value on signal.
* external.cc (fillout_pinfo): Don't set hProcess.
* fork.cc: Remove VFORK cruft.
(per_thread::set): Delete.
(fork_child): Remove perthread stuff.
(fork_parent): Remove obsolete subproc_init. Accommodate new method
for tracking subprocesses.
* pinfo.cc (set_myself): Accommodate new pinfo/_pinfo layout. Set some
things here that used to be set in wait_sig.
(_pinfo::exit): Set exitcode here. Close process pipe.
(_pinfo::commune_send): Accommodeate new pinfo/_pinfo layout.
(proc_waiter): New function. Waits, in a thread for subprocess to go
away.
(pinfo::wait): New function. Initialization for proc_waiter.
* pinfo.h (_pinfo::exitcode): New element.
(_pinfo::cygstarted): Ditto.
(_pinfo::wr_proc_pipe): Ditto.
(_pinfo::ppid_handle): Delete.
(_pinfo::hProcess): Delete.
(_pinfo::lock): Delete.
(pinfo::hProcess): New element.
(pinfo::lock): Ditto.
(pinfo::wait): Declare new function.
(pinfo::preserve): Define new function.
* sigproc.cc: Remove old stuff from wait_subproc thread based method.
(zombies): Remove.
(procs): New.
(my_parent_is_alive): Just check that the parent pid exists.
(mychild): Just use pinfo methods to determine if child is mine.
(proc_subproc): Revamp PROC_ADDCHILD to use pinfo::wait. Remove
PROC_CHILDTERMINATED logic. Use different method to remove processes
from list when SIGCHLD == SIG_IGN.
(proc_terminate): Gut.
(subproc_init): Delete.
(init_child_info): Remove setting of pppid_handle.
(checkstate): Revamp to only scan procs array.
(remove_proc): Rename from remove_zombie. Don't close hProcess or
pid_handle. Don't release memory if it's myself.
(stopped_or_terminated): Change logic to handle new consolidated
proc/zombie array.
(wait_subproc): Delete.
* sigproc.h: Remove obsolete EXIT_* defines.
(subproc_init): Remove declaration.
* spawn.cc (spawn_guts): Remove reparenting stuff. Use standard wait
logic to wait for child if started from a non-cygwin process.
* tlsoffsets.h: Regenerate.
* tty.cc (tty_init): Check for myself->cygstarted rather than
myself->ppid_handle to see if we were started by a cygwin process.
* include/sys/signal.h (external_pinfo::exitcode): Replace hProcess.
* include/sys/wait.h (WCOREDUMP): Define.
* fhandler_tty.cc (fhandler_tty_slave::read): Add debugging output for
timeout case.
* signal.cc (abort): Flag that we are exiting with the ABORT signal.
2004-11-22 Christopher Faylor <cgf@timesys.com>
* select.cc (select_stuff::test_and_set): Remove extraneous tests of
"window_handle".
2004-11-20 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler.cc (fhandler::write): Remove debug_printf.
* pipe.cc (fhandler_pipe::create): Edit syscall_printf format.
2004-11-20 Pierre Humblet <pierre.humblet@ieee.org>
* cygheap.h (cygheap_user::get_windows_id): New method.
* registry.h (get_registry_hive_path): Change argument type.
(load_registry_hive): Ditto.
* registry.cc (get_registry_hive_path): Change argument type and take
Win9x keys into account.
(load_registry_hive): Ditto.
* uinfo.cc (cygheap_user::env_userprofile): Use get_windows_id, even
for SYSTEM.
* shared.cc (user_shared_initialize): Use get_windows_id.
* syscalls.cc (seteuid32): Load the registry hive and reload the user
shared also on Win9x.
2004-11-11 Christopher Faylor <cgf@timesys.com>
* include/cygwin/version.h: Bump DLL minor number to 13.
2004-10-28 Christopher Faylor <cgf@timesys.com>
* fork.cc (NPIDS_HELD): Reduce to former number now that bash problem
has been identified.
2004-10-28 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (mount_info::from_registry): Deimpersonate while
accessing HKLM.
(mount_info::read_cygdrive_info_from_registry): Ditto.
* cygheap.h: Define NO_IMPERSONATION.
(cygheap_user::issetuid): Replace INVALID_HANDLE_VALUE by
NO_IMPERSONATION.
(cygheap_user::has_impersonation_tokens): Ditto.
(cygheap_user::close_impersonation_tokens): Ditto.
* uinfo.cc (uinfo_init): Ditto.
* syscalls.cc (seteuid32): Ditto.
* security.cc (set_impersonation_token): Ditto.
2004-10-26 Christopher Faylor <cgf@timesys.com>
* cygtls.cc (_cygtls::fixup_after_fork): Wipe out exitsock local since
it should not be used by the child.
* select.cc (start_thread_socket): Turn off inheritance for exitsock.
Don't add exitsock to exception mask since it should never get an
exception.
(socket_cleanup): Change some debug messages for consistency.
* fhandler_socket.cc (fhandler_socket::dup): Change comment wording
slightly.
2004-10-26 Pierre Humblet <pierre.humblet@ieee.org>
* registry.cc (get_registry_hive_path): Simplify and add a
debug_printf in case of failure.
(load_registry_hive): Revert the 2004-04-19 change.
2004-10-20 Christopher Faylor <cgf@timesys.com>
* select.cc (start_thread_socket): Remove attempt to delay reading of
exitsock or suffer occasional mysterious 60 second hangs.
(socket_cleanup): Empty the exitsock here after the thread has
terminated.
2004-10-19 Christopher Faylor <cgf@timesys.com>
* fhandler_console.cc (fhandler_console::fixup_after_exec): Fix error
message.
2004-10-12 Christopher Faylor <cgf@timesys.com>
* select.cc (start_thread_socket): Remove unused code.
2004-10-11 Christopher Faylor <cgf@timesys.com>
* fhandler_termios.cc (fhandler_termios::tcsetpgrp): Revert previous checkin.
2004-10-10 Christopher Faylor <cgf@timesys.com>
* cygtls.h (exitsock): New element.
(exitsock_sin): Ditto.
* cygtls.cc (_cygtls::init_thread): Initialize exitsock to invalid handle.
(_cygtls::call2): Close exitsock if it is valid.
* select.cc (struct socketinf): Remove sin element.
(start_thread_socket): Initialize one SOCK_DGRAM socket per thread
instead of (apparently) expensive opening and closing of socket with
each select call.
(socket_cleanup): Send a byte to the exitsock socket as a way to
potentially signal a waiting-for-socket thread to exit.
* tlsoffsets.h: Regenerate.
2004-10-07 Corinna Vinschen <corinna@vinschen.de>
* cygheap.h (class cygheap_user): Add psystemroot member and
env_systemroot method.
* environ.cc (struct spenv): Add add_always member.
(spenvs): Accommodate new add_always member. Add
cygheap_user::env_systemroot method to SYSTEMROOT entry.
(build_env): Check add_always member when adding missing environment
variables from spenvs.
* uinfo.cc (cygheap_user::env_systemroot): New method.
2004-10-07 Corinna Vinschen <corinna@vinschen.de>
* dcrt0.cc (dll_crt0_0): Drop duplicated line.
2004-10-07 Christopher Faylor <cgf@timesys.com>
* spawn.cc (pthread_cleanup::oldmask): Default to invalid signal mask.
(do_cleanup): Test for invalid signal mask to decide whether to restore
the mask rather than assuming zero mask indicates that there is nothing
to do.
2004-10-07 Mark Paulus <mark.paulus@mci.com>
* fhandler_tty.cc (fhandler_tty_slave::read): Use previously
evaluated time_to_wait value.
2004-10-05 Pierre Humblet <pierre.humblet@ieee.org>
* external.cc (check_ntsec): Do not call wincap.has_security.
* path.cc (path_conv::check): Ditto.
* security.cc (get_object_attribute): Ditto.
(get_file_attribute): Ditto.
2004-10-05 Bas van Gompel <cygwin-patch.buzz@bavag.tmfweb.nl>
* pinfo.cc (_pinfo::commune_send): Correct debugging output.
2004-10-04 Christopher Faylor <cgf@timesys.com>
* include/cygwin/signal.h: Add siginterrupt definition.
2004-10-02 Pierre Humblet <pierre.humblet@ieee.org>
* path.h (enum path_types): Delete PATH_ISDISK.
(path_conv::isdisk): Delete method.
(path_conv::set_isdisk): Ditto.
* path.cc (path_conv::check): Do not call set_isdisk.
* uinfo.cc(pwdgrp::load): Do not call pc.isdisk.
2004-09-28 Christopher Faylor <cgf@timesys.com>
* fhandler_termios.cc (fhandler_termios::tcsetpgrp): Disallow attempts
to set the process group to a nonexistent process group.
2004-09-27 Corinna Vinschen <corinna@vinschen.de>
* lib/_cygwin_crt0_common.cc: Revert patch from 2004-09-16. Brakes
newly built DLLs.
2004-09-24 Christopher Faylor <cgf@timesys.com>
Sergey Ivanov <seriv@parkheights.dyndns.org>
* path.cc (mount_info::read_cygdrive_info_from_registry): Default
/cygdrive to binary mode.
2004-09-22 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (normalize_win32_path): Only look for : in second position.
Avoid infinite loop with names starting in double dots.
(mount_info::conv_to_win32_path): Do not worry about a trailing dot.
(hash_path_name): Ditto.
2004-09-20 Christopher Faylor <cgf@timesys.com>
* exceptions.cc (sig_handle_tty_stop): Set flag earlier.
2004-09-20 Christopher Faylor <cgf@timesys.com>
* exceptions.cc (sig_handle_tty_stop): Set flag that we are in a cygwin
function to avoid a probably erroneous stack walk.
2004-09-17 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (unlink): Don't use "delete on close" on remote shares.
2004-09-17 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din (_impure_ptr): Add export again. There are libs out there.
2004-09-16 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din (_impure_ptr): Don't export.
(reent_data): Export.
* lib/_cygwin_crt0_common.cc (_impure_ptr): Drop entirely. Don't
initialize _impure_ptr or u->impure_ptr_ptr.
2004-09-15 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din (_impure_ptr): Export.
(reent_data): Don't export.
* dcrt0.cc (reent_data): Drop.
(__cygwin_user_data): Initialize impure_ptr as GLOBAL_REENT.
(_dll_crt0): Initialize _impure_ptr as GLOBAL_REENT.
* lib/_cygwin_crt0_common.cc (_impure_ptr): Drop. Declare extern as
dllimport instead.
2004-09-14 Christopher Faylor <cgf@timesys.com>
* cygtls.h: Add alignment kludge to fix disparity between compilers.
* tlsoffsets.h: Regenerate.
* fork.cc (slow_pid_reuse): Use define to control number of pids held
to prevent pid reuse.
2004-09-14 Sam Steingold <sds@gnu.org>
* autoload.cc (EnumProcessModules): Add.
* dlfcn.cc (dlsym): Handle RTLD_DEFAULT using EnumProcessModules().
* include/dlfcn.h (RTLD_DEFAULT): Define to NULL.
2004-09-13 Christopher Faylor <cgf@timesys.com>
* fork.cc (slow_pid_reuse): Temporarily double the number of pids held
to prevent pid reuse.
2004-09-12 Christopher Faylor <cgf@timesys.com>
* sigproc.cc (wait_sig): Ensure that waiting threads are awoken after
returning from a hold condition.
2004-09-12 Christopher Faylor <cgf@timesys.com>
* child_info.h (CURR_CHILD_INFO_MAGIC): Update.
2004-09-11 Pierre Humblet <pierre.humblet@ieee.org>
Christopher Faylor <cgf@timesys.com>
* exceptions.cc: (ctrl_c_handler): Do nothing while a Cygwin subprocess
is starting.
2004-09-10 Christopher Faylor <cgf@timesys.com>
* 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.
2004-09-10 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::dup): Use debug_printf.
2004-09-10 Corinna Vinschen <corinna@vinschen.de>
* Makefile.in: Create libutil.a from bsdlib.o exports.
* bsdlib.cc (logwtmp): Move from syscalls.cc to here.
(login): Ditto.
(logout): Ditto.
* winsup.h (EXPORT_ALIAS): New macro.
* exec.cc: Define alias symbols using EXPORT_ALIAS macro.
* syscalls.cc: Ditto.
* times.cc: Ditto.
2004-09-09 Corinna Vinschen <corinna@vinschen.de>
* fhandler_tape.cc (fhandler_dev_tape::open): Fix typo.
2004-09-09 Bas van Gompel <cygwin-patch.buzz@bavag.tmfweb.nl>
* pipe.cc (create_selectable_pipe): Work around bug in Windows 95
where CreateNamedPipe returns NULL.
2004-09-08 Pierre Humblet <pierre.humblet@ieee.org>
* cygheap.h (cwdstuff::drive_length): New member.
(cwdstuff::get_drive): New method.
* path.cc (normalize_win32_path): Simplify by using cwdstuff::get_drive.
(mount_info::conv_to_win32_path): Use cwdstuff::get_drive as default for /.
(cwdstuff::set): Initialize drive_length.
2004-09-07 Christopher Faylor <cgf@timesys.com>
* cygtls.cc (_cygtls::init_thread): Set __sdidinit to negative value to
indicate that it is "special".
* thread.cc (pthread::exit): If __sdidinit is < 0, it was never really
initialized so reset it to 0 before calling _reclaim_reent.
2004-09-05 Christopher Faylor <cgf@timesys.com>
* include/cygwin/version.h: Bump DLL minor number to 12.
2004-09-03 Corinna Vinschen <corinna@vinschen.de>
* security.cc: Fix a few more strace_prints.
2004-09-02 Christopher Faylor <cgf@timesys.com>
Regularize most strace_prints throughout so that %E is always preceded
by a comma and elminate most uses of "foo = %s" to "foo %s".
2004-09-02 Bob Byrnes <byrnes@curl.com>
Christopher Faylor <cgf@timesys.com>
* autoload.cc (NtQueryInformationFile): Return nonzero on error.
* ntdll.h (FILE_PIPE_LOCAL_INFORMATION): Add.
(NtQueryInformationFile): Fix types for last two arguments.
* pipe.cc: Include stdlib.h, limits.h, and ntdll.h.
(create_selectable_pipe): New function to create a pipe that can be
used with NtQueryInformationFile for select.
(fhandler_pipe::create): Call create_selectable_pipe instead of
CreatePipe.
(pipe): Use DEFAULT_PIPEBUFSIZE as argument to create_pipe.
* select.cc: Include limits.h and ntdll.h.
(peek_pipe): Add select_printf output. Call NtQueryInformationFile to
implement select for write on pipes.
(fhandler_pipe::select_read): Reorder field assignments to be
consistent with fhandler_pipe::select_write.
(fhandler_pipe::select_write): Initialize startup, verify, cleanup, and
write_ready fields for select_record.
(fhandler_pipe::select_except): Tweak indentation to be consistent with
fhandler_pipe::select_write.
2004-08-30 Pierre Humblet <pierre.humblet@ieee.org>
* fork.cc (fork_parent): Return the cygpid directly derived from the
winpid.
2004-08-30 Christopher Faylor <cgf@timesys.com>
* fork.cc (fork_parent): Record child's pid when we're sure that it has
been filled out by the child.
* pinfo.cc (pinfo::init): Trivial change.
2004-08-29 Corinna Vinschen <corinna@vinschen.de>
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Allow to report
success on systems with ntsec and ntea set.
2004-08-28 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler.cc (fhandler_base::write): In the lseek_bug case, set EOF
before zero filling. Combine similar error handling statements.
2004-08-28 Pierre Humblet <pierre.humblet@ieee.org>
* syscalls.cc (ftruncate64): On 9x, call write with a zero length
to zero fill when the file is extended.
2004-08-24 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (link): Avoid compiler warning.
2004-08-21 Corinna Vinschen <corinna@vinschen.de>
* environ.cc (set_ntea): New function.
(set_ntsec): Ditto.
(set_smbntsec): Ditto.
(parse_thing): Change ntea, ntsec and smbntsec settings to call
appropriate functions.
2004-08-20 Corinna Vinschen <corinna@vinschen.de>
* fhandler_tape.cc (fhandler_dev_tape::raw_read): Use ?: instead of
if/else.
(fhandler_dev_tape::raw_write): Return -1 in case of error.
2004-08-19 Corinna Vinschen <corinna@vinschen.de>
* errno.cc (_sys_errlist): Change various text to their english Linux
counterparts. Unify layout.
(strerror): Remove switch statement.
2004-08-19 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Set shared flags to 0 when
opening a tape device.
2004-08-19 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::dup): Increment dtable's
need_fixup_before counter on successful dup.
* net.cc (cygwin_getpeername): Add file descriptor to debug output.
2004-08-17 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler.h (fhandler_dev_dsp:~fhandler_dev_dsp): Delete.
(fhandler_dev_dsp::open_count): Delete.
(fhandler_dev_dsp::close_audio_in): New method declaration.
(fhandler_dev_dsp::close_audio_in): Ditto.
* fhandler_dsp.cc: Add and edit debug_printf throughout.
(fhandler_dev_dsp::Audio::denyAccess): Delete.
(fhandler_dev_dsp::Audio::fork_fixup): Ditto.
(fhandler_dev_dsp::Audio::getOwner): Ditto.
(fhandler_dev_dsp::Audio::clearOwner): Ditto.
(fhandler_dev_dsp::Audio::owner_): Ditto.
(fhandler_dev_dsp::Audio::setformat): Ditto, rename to setconvert.
(fhandler_dev_dsp::Audio::lock): Ditto, move to queue.
(fhandler_dev_dsp::Audio::unlock): Ditto.
(fhandler_dev_dsp::Audio::lock_): Ditto.
(fhandler_dev_dsp::Audio::bufferIndex_): New member, from Audio_out
and Audio_in.
(fhandler_dev_dsp::Audio::pHdr_): Ditto.
(fhandler_dev_dsp::Audio::wavehdr_): Ditto.
(fhandler_dev_dsp::Audio::bigwavebuffer_): ditto.
(fhandler_dev_dsp::Audio::Qisr2app_): Ditto.
(fhandler_dev_dsp::Audio::setconvert): New method, from old setformat.
(fhandler_dev_dsp::Audio::queue::lock): New method.
(fhandler_dev_dsp::Audio::queue::unlock): Ditto.
(fhandler_dev_dsp::Audio::queue::dellock): Ditto.
(fhandler_dev_dsp::Audio::queue::isvalid): Ditto.
(fhandler_dev_dsp::Audio::queue::lock_): New member.
(fhandler_dev_dsp::Audio::queue::depth1_): Delete.
(fhandler_dev_dsp::Audio_out::fork_fixup): New method.
(fhandler_dev_dsp::Audio_out::isvalid): New method.
(fhandler_dev_dsp::Audio_out::start): Remove arguments.
(fhandler_dev_dsp::Audio_out::parsewav): Change arguments and set
internal state.
(fhandler_dev_dsp::Audio_out::emptyblocks): Delete.
(fhandler_dev_dsp::Audio_out::Qapp2app_): Ditto.
(fhandler_dev_dsp::Audio_out::Qisr2app_): Ditto, move to Audio.
(fhandler_dev_dsp::Audio_out::bufferIndex_): Ditto.
(fhandler_dev_dsp::Audio_out::pHdr_): Ditto.
(fhandler_dev_dsp::Audio_out::wavehdr_): Ditto.
(fhandler_dev_dsp::Audio_out::bigwavefuffer_): Ditto.
(fhandler_dev_dsp::Audio_out::freq_): New member.
(fhandler_dev_dsp::Audio_out::bits_): New member.
(fhandler_dev_dsp::Audio_out::channels_): New member.
(fhandler_dev_dsp::Audio_in::fork_fixup): New method.
(fhandler_dev_dsp::Audio_in::isvalid): New method.
(fhandler_dev_dsp::Audio_in::Qapp2app_): Delete.
(fhandler_dev_dsp::Audio_in::Qisr2app_): Ditto, move to Audio.
(fhandler_dev_dsp::Audio_in::bufferIndex_): Ditto.
(fhandler_dev_dsp::Audio_in::pHdr_): Ditto.
(fhandler_dev_dsp::Audio_in::wavehdr_): Ditto.
(fhandler_dev_dsp::Audio_in::bigwavefuffer_): Ditto.
(fhandler_dev_dsp::Audio::queue::queue): Simplify.
(fhandler_dev_dsp::Audio::queue::send): Use lock.
(fhandler_dev_dsp::Audio::queue::query): Do not use depth1_.
(fhandler_dev_dsp::Audio::queue::recv): Ditto.
(fhandler_dev_dsp::Audio::Audio): Adapt to new class members.
(fhandler_dev_dsp::Audio::~Audio): Ditto
(fhandler_dev_dsp::Audio_out::start): Reorganize.
(fhandler_dev_dsp::Audio_out::stop): Simplify.
(fhandler_dev_dsp::Audio_out::init): Reset the queue and clear flag.
(fhandler_dev_dsp::Audio_out::write): Reorganize to allocate audio_out.
(fhandler_dev_dsp::Audio_out::buf_info): Use appropriate block size.
(fhandler_dev_dsp::Audio_out::callback_sampledone): Do not use lock.
(fhandler_dev_dsp::Audio_out::waitforspace): Simplify.
(fhandler_dev_dsp::Audio_out::waitforallsent):Ditto.
(fhandler_dev_dsp::Audio_out::sendcurrent): Reorganize.
Clear flag before requeuing.
(fhandler_dev_dsp::Audio_out::parsewav):
(fhandler_dev_dsp::Audio_in::start): Reorganize.
(fhandler_dev_dsp::Audio_in::stop): Simplify.
(fhandler_dev_dsp::Audio_in::queueblock): Ditto.
Requeue header in case of error.
(fhandler_dev_dsp::Audio_in::init): Reset the queue and clear flag.
(fhandler_dev_dsp::Audio_in::waitfordata): Simplify.
Do not UnprepareHeader if the flag is zero.
(fhandler_dev_dsp::Audio_in::buf_info): Ditto.
(fhandler_dev_dsp::Audio_in::callback_blockfull): Do not use lock.
(fhandler_dev_dsp::open_count): Delete.
(fhandler_dev_dsp::open): Only check existence, do not allocate
anything. Set flags appropriately. Create archetype.
(fhandler_dev_dsp::write): Call archetype as needed. Create audio_out.
(fhandler_dev_dsp::read): Call archetype as needed. Create audio_in.
(fhandler_dev_dsp::close): Call archetype as needed.
Call close_audio_in and close_audio_out.
(fhandler_dev_dsp::close_audio_in): New function.
(fhandler_dev_dsp::close_audio_out): New function.
(fhandler_dev_dsp::dup): Use archetypes.
(fhandler_dev_dsp::ioctl): Call archetype as needed. Reorganize for
new structures.
(fhandler_dev_dsp::fixup_after_fork): Call archetype as needed.
(fhandler_dev_dsp::fixup_after_exec): Call archetype as needed.
Clear audio_in and audio_out.
2004-08-14 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler.cc (fhandler_base::open_9x): Set file attributes
for new files.
2004-08-11 Christopher Faylor <cgf@timesys.com>
* net.cc (cygwin_gethostbyname): Show failing host name on error.
2004-08-10 Christopher Faylor <cgf@redhat.com>
* select.cc (select_stuff::wait): Correctly check for w4 array bounds.
2004-08-03 Corinna Vinschen <corinna@vinschen.de>
* errno.cc (errmap): Add ERROR_TOO_MANY_LINKS -> EMLINK mapping.
* syscalls.cc (link): Only copy files if FS doesn't support hard links.
2004-07-26 Christopher January <chris@atomice.net>
* fhandler_proc.cc (format_proc_cpuinfo): Remove Intel-specific flags
from /proc/cpuinfo on non-Intel processors. Added new AMD-specific
flags. Changed Intel flag names to match Linux.
2004-07-24 Christopher Faylor <cgf@timesys.com>
* dcrt0.cc (dll_crt0_0): Use proper boolean arguments.
* pinfo.cc (pinfo::init): Don't consider MapViewOfFileEx error to be
fatal if exiting.
* pinfo.h (pinfo::init): Eliminate default argument and supply the
argument in the one case that needed it.
2004-07-24 Corinna Vinschen <corinna@vinschen.de>
Christopher Faylor <cgf@timesys.com>
* autoload.cc (GetNativeSystemInfo): Add.
(IsWow64Process): Add.
* init.cc (respawn_wow64_process): New function.
(dll_entry): If process has been started from a 64 bit
process, call respawn_wow64_process.
* uname.cc (uname): On 64 bit systems, use GetNativeSystemInfo.
Show actual CPU type.
2004-07-23 Corinna Vinschen <corinna@vinschen.de>
* dtable.cc (dtable::get_debugger_info): Make stderr r/w according
to SUSv3.
2004-07-22 Corinna Vinschen <corinna@vinschen.de>
* fhandler_tty.cc (fhandler_tty_slave::open): Use requested flag
values also when copying fhandler from archetype.
2004-07-22 Christopher Faylor <cgf@timesys.com>
* pinfo.cc (pinfo::init): Print handle in hex when MapViewOfFile fails.
2004-07-20 Corinna Vinschen <corinna@vinschen.de>
* shm.cc: Whitespace fixes.
2004-07-20 Christopher Faylor <cgf@timesys.com>
* Makefile.in (clean): Remove cygwin.def since it is autogenerated.
2004-07-19 Corinna Vinschen <corinna@vinschen.de>
* fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::init): Fix non-ISO
expression.
* fhandler_floppy.cc (fhandler_dev_floppy::open): Remove unused
variable.
* fhandler_proc.cc (format_proc_meminfo): Fix compiler warning.
2004-07-16 Christopher Faylor <cgf@timesys.com>
* pinfo.cc (pinfo::init): Guard against MapViewOfFileEx failure.
2004-07-15 Corinna Vinschen <corinna@vinschen.de>
* mmap.cc (mmap_record::alloc_page_map): Mark pages as allocated even
on Windows 9x, FWIW.
2004-07-15 Corinna Vinschen <corinna@vinschen.de>
* mmap.cc (mprotect): When MAP_WRITE protection is requested, use
READWRITE or WRITECOPY protection, whatever has been used when the
page has been allocated initially.
2004-07-15 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_dev_raw): Remove is_writing flag.
Remove declaration of writebuf.
(class fhandler_dev_floppy): Remove declaration of close.
* fhandler_floppy.cc (fhandler_dev_floppy::close): Delete.
(fhandler_dev_floppy::lseek): Remove calls to writebuf. Set
eom_detected to false after successful seek.
* fhandler_raw.cc (fhandler_dev_raw::writebuf): Delete.
(fhandler_dev_raw::raw_read): Remove calls to writebuf.
(fhandler_dev_raw::raw_write): Always invalidate buffer.
2004-07-15 Corinna Vinschen <corinna@vinschen.de>
* mmap.cc (class mmap_record): Fix return type of get_offset.
(mmap_record::fixup_page_map): Fix off by one error.
(list::search_record): Use long as type of "start" argument in both,
declaration and definition. Use long as type for local variable "i".
2004-07-14 Dave Korn <dk@artimi.com>
* fhandler_registry.cc (registry_listing): Correct typo.
(fhandler_registry::fill_filebuf): Set size of newly expanded buffer
prior to calling RegQueryValueEx.
2004-07-14 Corinna Vinschen <corinna@vinschen.de>
* fhandler_raw.cc (fhandler_dev_raw::raw_write): Remove buffered
write entirely.
2004-07-07 Corinna Vinschen <corinna@vinschen.de>
* spawn.cc (spawn_guts): Check if script is executable.
2004-06-30 Corinna Vinschen <corinna@vinschen.de>
* times.cc (hires_ms::usecs): Don't overreact.
2004-06-30 Corinna Vinschen <corinna@vinschen.de>
* times.cc (hires_ms::usecs): Reinit timer when system time overflows.
2004-06-27 Christopher Faylor <me@cgf.cx>
* thread.cc (__cygwin_lock_lock): Don't bother locking when there is
only one known thread.
(__cygwin_lock_unlock): Ditto for unlocking.
2004-06-23 Tomas Ukkonen <tomas.ukkonen@iki.fi>
* fhandler_proc.cc (format_proc_cpuinfo): Test CPU vendor and print
AMD specific 3dnow capabilities.
2004-06-23 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler_socket.cc (fhandler_socket::release): Call
WSASetLastError last.
2004-06-21 Christopher Faylor <cgf@alum.bu.edu>
* autoload.cc (wsock_init): Keep lock while modifying return address.
2004-06-17 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Remove 9x specific code.
2004-06-17 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler.cc (fhandler_base::open_9x): Do not check for null name.
Move debug_printf to common code line.
(fhandler_base::open): Ditto. Initialize upath. Remove second argument
of pc.get_nt_native_path.
* path.h (path_conv::get_nt_native_path): Remove second argument.
* path.cc (path_conv::get_nt_native_path): Ditto. Call str2uni_cat.
* security.h (str2buf2uni_cat): Delete declaration.
(str2uni_cat): New declaration.
* security.cc (str2buf2uni): Get length from sys_mbstowcs call.
(str2buf2uni_cat): Delete function.
(str2uni_cat): New function.
* miscfuncs.cc (sys_mbstowcs): Add debug_printf.
2004-06-17 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Substitute FILE_SUPERSEDE with
FILE_OVERWRITE_IF.
2004-06-09 Christopher Faylor <cgf@alum.bu.edu>
* include/cygwin/version.h: REALLY bump dll minor version to 11.
2004-06-08 Egor Duda <deo@corpit.ru>
* include/cygwin/ipc.h: Make IPC_INFO visible only for ipc system
utilities, to make it consistent with declaration of struct seminfo.
2004-06-08 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (fchdir): Pass the Posix path to chdir.
2004-06-07 Christopher Faylor <cgf@alum.bu.edu>
* dtable.cc (dtable::find_fifo): Release lock after fifo found (still
racy).
* fhandler.h (fhandler_fifo::get_io_handle): New fifo-specific method.
* fhandler_fifo.cc (fhandler_fifo::close): Close output_handle only if
it is open.
(fhandler_fifo::open_not_mine): Reorganize slightly. Don't call _pinfo
methods when the fifo is owned by me or suffer dtable lock_cs deadlock.
(fhandler_fifo::open): Call open_not_mine first, otherwise open myself
(racy).
* pinfo.cc (_pinfo::commune_recv): Duplicate fifo handles here in
requesting processes arena to avoid one potential race (of many).
(_pinfo::commune_send): Move all PICOM_FIFO code under one case
statement.
* thread.cc (pthread::init_mainthread) Use existing hMainProc handle
rather than calling GetCurrentProcess.
2004-06-04 Christopher Faylor <cgf@alum.bu.edu>
* winbase.h (ilockincr): Add more neverending changes from the
inexplicable world of gcc asm constraint magic. Should stop random
crashes.
(ilockdecr): Ditto.
2004-06-03 Christopher Faylor <cgf@alum.bu.edu>
* autoload.cc (IsDosDeviceName_U): Define.
* 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.
2004-06-03 Christopher Faylor <cgf@alum.bu.edu>
* winbase.h (ilockincr): More changes from the inexplicable world of
gcc asm magic.
(ilockdecr): Ditto.
2004-06-03 Christopher Faylor <me@cgf.cx>
* winbase.h (ilockincr): YA correction to ensure correct operation with
no optimization.
(ilockdecr): Ditto.
2004-06-03 Corinna Vinschen <corinna@vinschen.de>
* cygserver.h (CYGWIN_SERVER_VERSION_API): Bump.
2004-06-03 Corinna Vinschen <corinna@vinschen.de>
* include/cygwin/ipc.h (IPC_KEY_IS_SHMID): Redefine to a more sensible
value.
2004-06-02 Christopher Faylor <cgf@alum.bu.edu>
* cygheap.cc (cmalloc): Add debugging hook.
2004-06-02 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
* spawn.cc (find_exec): Use has_slash to determine if path has a slash
rather than calculating this twice.
2004-05-30 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (mount_info::add_item): Make sure native path has drive
or UNC form. Call normalize_xxx_path instead of [back]slashify.
Remove test for double slashes. Reorganize to always debug_print.
2004-05-28 Pierre Humblet <Pierre.Humblet@ieee.org>
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Only try to open
the file if it uses an acl.
2004-05-28 Pierre Humblet <Pierre.Humblet@ieee.org>
* path.cc (chdir): Always use the normalized_path as posix_cwd, except
if it starts with a drive.
2004-05-25 Christopher Faylor <cgf@alum.bu.edu>
* winbase.h: Semi-revert previous patch as it caused strange behavior.
Use syntax similar to that recommended in mingw-dvlpr.
2004-05-25 Christopher Faylor <cgf@alum.bu.edu>
* include/cygwin/version.h: Bump DLL minor number to 11.
2004-05-25 Christopher Faylor <cgf@alum.bu.edu>
* winbase.h: Add proper attributions for memory operands throughout.
2004-05-24 Christopher Faylor <cgf@alum.bu.edu>
* include/cygwin/version.h: Bump api minor version number.
2004-05-24 Christopher Faylor <cgf@alum.bu.edu>
* cygwin.din: Export atoll.
2004-05-20 Christopher Faylor <cgf@alum.bu.edu>
* tty.cc (tty_list::allocate_tty): Leave tty_mutex armed on successful
return from !with_console
* fhandler_tty.cc (fhandler_pty_master::open): Release tty_mutex here
after all initialization is done.
2004-05-17 Corinna Vinschen <corinna@vinschen.de>
* grp.cc (getgrgid_r): Replace struct group by struct __group32 in
argument definition.
(getgrnam_r): Ditto.
2004-05-17 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din: Add symbols flockfile, ftrylockfile, funlockfile,
getgrgid_r, getgrnam_r and getlogin_r.
* grp.cc (getgrgid_r): New function.
(getgrnam_r): Ditto.
* syscalls.cc (flockfile): Ditto.
(ftrylockfile): Ditto.
(funlockfile): Ditto.
* sysconf.cc (sysconf): Return LOGIN_NAME_MAX in case of
_SC_LOGIN_NAME_MAX.
* thread.cc (__cygwin_lock_trylock): Define int. Return value from
call to pthread_mutex_trylock.
* uinfo.cc (getlogin_r): New function.
* include/limits.h: Define LOGIN_NAME_MAX.
* include/cygwin/version.h: Bump API minor number.
* include/sys/lock.h: Add declarations for __cygwin_lock_xxx functions.
* include/sys/stdio.h: Add define for _ftrylockfile.
2004-05-17 Christopher Faylor <cgf@alum.bu.edu>
* tty.cc (tty_list::init): Move hmaster initialization earlier to
prevent compilation error.
2004-05-17 Christopher Faylor <cgf@alum.bu.edu>
Change the name "title_mutex" to "tty_mutex" throughout.
* tty.h (tty_list::allocate_tty): Turn argument into a boolean.
* tty.cc (tty_list::init): Protect entire allocation operation with
tty_mutex (formerly title_mutex) to protect against allocation races.
2004-05-16 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::recvfrom): Use original flags
value in each WSARecvFrom call.
(fhandler_socket::recvmsg): Ditto. Reformat slightly.
2004-05-15 Christopher Faylor <cgf@alum.bu.edu>
* cygthread.cc (cygthread::is): Eliminate.
* cygthread.h (cygthread::is): Eliminate declaratin.
* fhandler_console.cc (fhandler_console::read): Only wait for
signal_arrived in the main thread.
* fhandler_socket.cc: Include new "wininfo.h".
(fhandler_socket::ioctl): Use 'winmsg' rather than 'gethwnd()'.
* sync.cc (muto::grab): Define new function.
(muto::acquire): Use tls pointer rather than tid.
(muto::acquired): Ditto.
(muto::reset): Delete.
(muto::release): Ditto. Also implement "close on last release".
* sync.h (muto::tid): Delete.
(muto::tls): New field.
(muto::ismine): Delete.
(muto::owner): Delete.
(muto::unstable): Delete.
(muto::reset): Delete.
(muto::upforgrabs): New method.
(muto::grab): Ditto.
(new_muto_name): New define.
* wininfo.h: New file.
(wininfo): New class.
* window.cc: Rework throughout to use winfo class for controlling
invisible window operation.
(gethwnd): Delete definition.
* winsup.h (gethwnd): Delete declaration.
2004-05-15 Christopher Faylor <cgf@alum.bu.edu>
* cygheap.h: Remove some parameter names from declarations throughout.
(cygheap::set): Reflect changes in declaration for arguments and return
value from previous checkin.
2004-05-15 Pierre Humblet <pierre.humblet@ieee.org>
* cygheap.h (cwdstuff::set): Modify return value and arguments.
* path.cc (chdir): Specify PC_POSIX. Do not call SetCurrentDirectory.
Set posix_cwd in a way that does not break find.exe. Change call to
cwd.set.
(cwdstuff::get_initial): Do not call GetCurrentDirectory here.
(cwdstuff::set): Call SetCurrentDirectory and GetCurrentDirectory as
needed.
2004-05-12 Corinna Vinschen <corinna@vinschen.de>
* path.cc (path_conv::check): Don't bail out with error if path is "//".
2004-05-12 Corinna Vinschen <corinna@vinschen.de>
* cygheap.h (struct init_cygheap): Add mt_h member.
* fhandler_tape.cc (mt_h): Drop in favor of cygheap based handle.
(mtinfo_init): Use cygheap->mt_h handle. Protect it.
2004-05-12 Pierre Humblet <pierre.humblet@ieee.org>
* tty.h: Remove the %d or %x from all cygtty strings.
(tty::open_output_mutex): Only declare.
(tty::open_input_mutex): Ditto.
(tty::open_mutex): New definition.
* fhandler_tty.cc (fhandler_tty_slave::open): Declare buf with
size CYG_MAX_PATH and replace __small_printf calls by shared_name.
* tty.cc (tty::create_inuse): Ditto.
(tty::get_event): Ditto.
(tty::common_init): Ditto.
(tty::open_output_mutex): New method definition.
(tty::open_input_mutex): Ditto.
(tty::open_mutex): New method.
2004-05-11 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Set file attributes to correct
value when creating files.
* path.h (class path_conv): Add write accessor for file_attributes.
2004-05-10 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_socket): Add "owner" status flag.
* fhandler_socket.cc (wait): Take flag parameter to take FD_OOB into
account. Don't wait infinitely.
(fhandler_socket::recvfrom): Also wait for FD_OOB if socket owner.
(fhandler_socket::recvmsg): Ditto.
(fhandler_socket::sendto): Ditto.
(fhandler_socket::sendmsg): Ditto.
(fhandler_socket::fcntl): Set owner status flag if F_SETOWN with own
pid is called.
2004-05-09 Pierre Humblet <pierre.humblet@ieee.org>
* environ.cc (build_env): Only try to construct required-but-missing
variables while issetuid.
2004-05-08 Pierre Humblet <pierre.humblet@ieee.org>
Christopher Faylor <cgf@timesys.com>
* syscalls.cc: Include environ.h.
(chroot): Set errno in case of path error. Call getwinenv.
* environ.cc: Remove the NO_COPY attribute of conv_envvars.
2004-05-07 Corinna Vinschen <corinna@vinschen.de>
* fhandler_mem.cc (fhandler_dev_mem::fhandler_dev_mem): Move
initialization of "mem_size" from here...
(fhandler_dev_mem::open): ...to here. Fix typo in FH_PORT case.
2004-05-07 Gerd Spalink <Gerd.Spalink@t-online.de>
* fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::stop): Move delete of
bigwavebuffer_ so that it is always cleaned, also in child processes.
(fhandler_dev_dsp::Audio_in::stop): Ditto.
(fhandler_dev_dsp::close): Stop audio play immediately in case of
abnormal exit.
2004-05-07 Corinna Vinschen <corinna@vinschen.de>
Revert code reversion from 2004-04-03. So, revert to async I/O again.
* fhandler.h (status): Add "closed" flag.
(prepare): New method declaration.
(wait): Ditto.
(release): Ditto.
* fhandler_socket.cc: Don't include wsock_event.h.
(fhandler_socket::prepare): New method, moved from wsock_event.
(fhandler_socket::wait): Ditto.
(fhandler_socket::release): New method.
(fhandler_socket::recvfrom): Simplify loop.
(fhandler_socket::recvmsg): Ditto.
(fhandler_socket::sendto): Ditto.
(fhandler_socket::sendmsg): Ditto.
* net.cc: Don't include wsock_event.h.
(wsock_event::prepare): Remove.
(wsock_event::wait): Ditto.
* wsock_event.h: Remove.
2004-05-06 Christopher Faylor <cgf@alum.bu.edu>
* thread.cc (pthread::create): Move postcreate call to avoid a
potential race.
(pthread::cancelable_wait): Don't allow signal interrupt unless main
thread.
2004-05-07 Pierre Humblet <pierre.humblet@ieee.org>
Christopher Faylor <cgf@timesys.com>
* path.cc (mount_info::conv_to_posix_path): Return proper status when
chrooted.
2004-05-06 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (path_conv::check): Strip trailing dots and spaces and
return error if the final component had only dots and spaces.
(normalize_posix_path): Revert 2004-04-30.
(chdir): Do not check for trailing spaces. Do not set native_dir
to c:\ for virtual devices. Pass only native_dir to cwd.set.
(cwdstuff::set): Assume posix_cwd is already normalized.
2004-05-04 Christopher Faylor <cgf@alum.bu.edu>
* path.cc (normalize_win32_path): Detect components with only dots.
Remove a final . if it follows '\\'.
(mount_info::conv_to_win32_path): Only backslashify the path when no
mount is found.
(chdir): Do not look for components with only dots.
2004-05-04 Pierre Humblet <pierre.humblet@ieee.org>
Christopher Faylor <cgf@alum.bu.edu>
* path.cc (is_unc_share): Remove redundant tests.
2004-05-04 Corinna Vinschen <corinna@vinschen.de>
* crt0.o (mainCRTStartup): 16 byte align stack for main function.
2004-05-04 Corinna Vinschen <corinna@vinschen.de>
* path.cc (check_sysfile): Don't scan string twice.
2004-05-03 Corinna Vinschen <corinna@vinschen.de>
* dir.cc (writable_directory): Remove.
(mkdir): Remove call to writable_directory.
* syscalls.cc (unlink): Ditto.
(rename): Ditto.
* winsup.h (writable_directory): Remove declaration.
2004-04-30 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Call path_conv::get_nt_native_path
for evaluating NT path.
* path.cc (normalize_posix_path): Remove trailing dots and spaces.
(path_conv::get_nt_native_path): New function.
* path.h (class path_conv): Declare get_nt_native_path method.
2004-04-30 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Fix NT native path evaluation
to allow opening serial ports.
2004-04-30 DJ Delorie <dj@redhat.com>
* init.cc (threadfunc_fe): Hack to make thread stacks always 16
byte aligned.
2004-04-21 Yitzchak Scott-Thoennes <sthoenna@efn.org>
* syscalls.cc (lseek64): Fix debug_printf format string.
(truncate64): Ditto.
2004-04-21 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::lseek): Force res to -1 on error.
2004-04-20 Christopher Faylor <cgf@alum.bu.edu>
* path.cc (is_unc_share): Rename from slash_unc_prefix_p throughout.
2004-04-20 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (normalize_posix_path): Process all Posix paths and map three
or more initial slashes to a single one. Simplify processing following
two initial slashes.
(normalize_win32_path): Make last argument non-optional and do not
check for NULL value.
2004-04-20 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler_disk_file.cc (fhandler_base::open_fs): Change
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.
2004-04-20 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Remove special DEV_FLOPPY_MAJOR
treatment.
* fhandler_raw.cc (fhandler_dev_raw::open): Simplify write-only case.
* fhandler_tape.cc (fhandler_dev_tape::raw_write): Add accidentally
dropped condition.
2004-04-20 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Add FILE_READ_ATTRIBUTES when
only GENERIC_WRITE access is requested.
2004-04-19 Corinna Vinschen <corinna@vinschen.de>
* include/cygwin/mtio.h (GMT_ASYNC): New define.
(MT_ST_ASYNC_WRITES): Remove "Not supported" comment.
2004-04-19 Corinna Vinschen <corinna@vinschen.de>
* errno.cc (errmap): Handle ERROR_IO_PENDING.
* fhandler.cc (fhandler_base::open): Make tape I/O asynchronous.
* fhandler.h (class fhandler_dev_tape): Add mt_evt member.
* fhandler_tape.cc (mtinfo_drive::initialize): Initialize async_writes.
(mtinfo_drive::close): Handle async writes.
(mtinfo_drive::read): Add mt_evt parameter. Use overlapped I/O.
(mtinfo_drive::async_wait): New function.
(mtinfo_drive::write): Add mt_evt parameter. Use overlapped I/O.
Handle async writes.
(mtinfo_drive::_set_pos): Handle async writes.
(mtinfo_drive::set_partition): Ditto.
(mtinfo_drive::prepare): Ditto.
(mtinfo_drive::get_status): Drop useless "else". Handle async_writes
flag.
(mtinfo_drive::set_options): Handle async_writes flags.
(fhandler_dev_tape::close): Close mt_evt handle.
(fhandler_dev_tape::raw_read): Create mt_evt handle and use in call
to mtinfo_drive::read.
(fhandler_dev_tape::raw_write): Create mt_evt handle and use in call
to mtinfo_drive::write.
* mtinfo.h (MTINFO_VERSION): Bump.
(enum dirty_state): Add async_write_pending state.
(class mtinfo_drive): Add OVERLAPPED struct "ov". Add async_writes
flag.
(mtinfo_drive::async_wait): Add declaration.
(mtinfo_drive::read): Add mt_evt parameter.
(mtinfo_drive::write): Ditto.
* registry.cc (load_registry_hive): Call enable_restore_privilege
instead of set_process_privilege.
2004-04-19 Corinna Vinschen <corinna@vinschen.de>
* fhandler_tape.cc (mtinfo_drive::_set_pos): Take additional dont_wait
parameter. Use in call to SetTapePosition.
(mtinfo_drive::set_pos): Accommodate _set_pos calls to above change.
(mtinfo_drive::set_partition): Ditto.
* mtinfo.h (mtinfo_drive::_set_pos): Change declaration accordingly.
2004-04-16 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (NtCreateFile): Add.
* 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.
2004-04-15 Christopher Faylor <cgf@alum.bu.edu>
* autoload.cc (dll_chain1): Rename to dll_chain. Remove old dll_chain
code.
(wsock_init): Avoid unneeded winsock_active tests.
* winsup.h (winsock_active): Delete.
2004-04-15 Corinna Vinschen <corinna@vinschen.de>
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Try opening
in query_read mode if query_write fails.
* fhandler_disk_file.cc (fhandler_disk_file::fchown): Ditto.
* fhandler_disk_file.cc (fhandler_disk_file::facl): Ditto.
2004-04-14 Corinna Vinschen <corinna@vinschen.de>
* ntdll.h: Fix copyright date.
* sec_acl.cc (acl_worker): Delete allocated fhandler.
* syscalls.cc (chown_worker): Ditto.
(chmod): Ditto.
(stat_worker): Use get_namehash instead of hash_path_name.
2004-04-14 Corinna Vinschen <corinna@vinschen.de>
* sec_acl.cc (getacl): Avoid compiler warning.
* security.cc (write_sd): Ditto. Fix error handling.
2004-04-14 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (fstat64): Use get_namehash instead of hash_path_name.
2004-04-14 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Simplify access evaluation
expression.
(fhandler_base::facl): New method.
* fhandler.h: Declare facl method in fhandler_base,
fhandler_disk_file and fhandler_virtual.
* fhandler_disk_file.cc (fhandler_disk_file::facl): New method.
* fhandler_virtual.cc (fhandler_virtual::facl): New method.
* sec_acl.cc: Remove forward declaration for aclsort32 and acl32.
(setacl): Remove static. Add and use handle parameter.
(getacl): Ditto.
(acl_worker): Reorganize to call fhandler's facl method eventually.
(facl32): Ditto.
* security.cc (get_nt_object_security): Remove static.
* security.h: Add extern declarations for get_nt_object_security,
aclsort32, acl32, getacl and setacl.
2004-04-14 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Accommodate query_write_control
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.
* syscalls.cc (chown_worker): Reorganize to call fhandler's fchown
method eventually.
(fchown): Ditto.
2004-04-14 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (NtSetSecurityObject): Add.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Only request
READ_CONTROL rights when opening the file.
* ntdll.h (NtSetSecurityObject): Add declaration.
* security.cc (write_sd): Call NtSetSecurityObject instead of
BackupWrite.
(get_nt_object_security): Don't free security descriptor here.
2004-04-14 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (ttyname): Use buffer of length TTY_NAME_MAX + 1.
* sysconf.cc (sysconf): Handle _SC_TTY_NAME_MAX request.
* include/limits.h: Define TTY_NAME_MAX and _POSIX_TTY_NAME_MAX.
2004-04-14 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din: Export rand_r and ttyname_r.
* syscalls.cc (ttyname_r): New function.
(ttyname): Move functionality to ttyname_r. Call it from here.
* include/cygwin/version.h: Bump API minor number.
2004-04-14 Pierre Humblet <pierre.humblet@ieee.org>
* path.h (path_conv::set_symlink): Add argument.
(path_conv::get_symlink_length): New method.
(path_conv::symlink_length): New member.
* path.cc (path_conv::check): Pass symlen to set_symlink.
* fhandler_disk_file.cc (fhandler_base::fstat_helper): For symlinks
set st_size from get_symlink_length.
2004-04-13 Corinna Vinschen <corinna@vinschen.de>
* security.cc (set_nt_attribute): Only call get_nt_object_security
if handle is NULL.
2004-04-13 Corinna Vinschen <corinna@vinschen.de>
* dir.cc (mkdir): Call set_file_attribute with additional handle
argument.
* fhandler.cc (fhandler_base::fchmod): New method.
* fhandler.h: Declare fchmod method in fhandler_base,
fhandler_disk_file and fhandler_virtual.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): New method.
(fhandler_base::open_fs): Call set_file_attribute with additional
handle argument.
* fhandler_virtual.cc (fhandler_virtual::fchmod): New method.
* path.cc (symlink_worker): Call set_file_attribute with additional
handle argument.
* security.cc (get_nt_object_security): New function.
(get_nt_object_attribute): Call get_nt_object_security.
(set_nt_attribute): Add handle argument. Call get_nt_object_security
first, read_sd only if that fails.
(set_file_attribute): Add handle argument.
* security.h (set_file_attribute): Declare with additional handle
argument.
* syscalls.cc (stat_suffixes): Move to beginning of file.
(chown_worker): Call set_file_attribute with additional handle argument.
(chmod): Reorganize to call fhandler's fchmod method eventually.
(fchmod): Ditto.
2004-04-13 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (NtQuerySecurityObject): Add.
* ntdll.h (STATUS_BUFFER_TOO_SMALL): Add definition.
(NtQuerySecurityObject): Add declaration.
* security.cc (get_nt_object_attribute): Always use
NtQuerySecurityObject to retrieve security descriptor.
2004-04-13 Gerd Spalink <Gerd.Spalink@t-online.de>
* fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::stop): Add optional
boolean argument so that playing can be stopped without playing
pending buffers.
(fhandler_dev_dsp::ioctl): Stop playback immediately for
SNDCTL_DSP_RESET. Do not reset audio parameters in this case.
Add support for ioctl SNDCTL_DSP_GETISPACE.
(fhandler_dev_dsp::Audio_out::emptyblocks): Now returns the number of
completely empty blocks.
(fhandler_dev_dsp::Audio_out::buf_info): p->fragments is now the number
of completely empty blocks. This conforms with the OSS specification.
(fhandler_dev_dsp::Audio_out::parsewav): Ignore wave headers that are
not aligned on four byte boundary.
(fhandler_dev_dsp::Audio_in::buf_info): New, needed for
SNDCTL_DSP_GETISPACE.
2004-04-13 Corinna Vinschen <corinna@vinschen.de>
* winsup.h (IMPLEMENT_STATUS_FLAG): New macro to define status flag
accessor methods unambiguously.
* fhandler.h: Use IMPLEMENT_STATUS_FLAG throughout where possible.
* fhandler_termios.cc (fhandler_termios::tcinit): Call corrected
accessor for initialized status flag.
* mtinfo.h (class mtinfo_drive): Use IMPLEMENT_STATUS_FLAG throughout.
* path.cc (fs_info::update): Remove duplicate call to flags().
* path.h (struct fs_info): Use IMPLEMENT_STATUS_FLAG where possible.
(path_conv::is_auto_device): Fix spacing.
* tty.h (class tty_min): Use IMPLEMENT_STATUS_FLAG throughout.
2004-04-12 Christopher Faylor <cgf@alum.bu.edu>
* thread.cc (pthread::thread_init_wrapper): Wait later to get more
parallel behavior.
2004-04-12 Christopher Faylor <cgf@alum.bu.edu>
* thread.cc (pthread::create): Use thread mutex to control
synchronization rather than creating a suspended thread. Wait for
"cancellation event" to indicate that started thread has been properly
initialized.
(pthread::thread_init_wrapper): Use set_tls_self_pointer() to set tid
and cygtls. Signal with cancel_event when done.
2004-04-12 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (path_conv::check): Fix "tail filling" logic.
2004-04-11 Christopher Faylor <cgf@alum.bu.edu>
* cygheap.h: Replace inexplicably removed closing brace.
2004-04-11 Christopher Faylor <cgf@alum.bu.edu>
* cygheap.h (CYGHEAP_SLOP): Reduce drastically to avoid collisions.
2004-04-11 Pierre Humblet <pierre.humblet@ieee.org>
* dtable.cc (dtable::extend): Change order of memcpy and cfree.
2004-04-10 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (sync): Define void according to SUSv3.
2004-04-10 Corinna Vinschen <corinna@vinschen.de>
* sec_acl.cc (setacl): Use correct offset when trying to combine
standard and default entry of same type.
2004-04-10 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler.cc (rootdir): Add and use second argument.
* winsup.h (rootdir): Add second argument in declaration.
* path.cc (fs_info::update): Modify call to rootdir.
* syscalls.cc (check_posix_perm): Ditto.
(statfs): Ditto. Move syscall_printf near top.
2004-04-10 Corinna Vinschen <corinna@vinschen.de>
* Use new unified status_flag accessor methods from classes fhandler_*,
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): Accommodate 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.
2004-04-09 Thomas Pfaff <tpfaff@gmx.net>
* thread.h (pthread::init_mainthread): Remove parameter forked.
(pthread::set_tls_self_pointer): New static function.
* thread.cc (MTinterface::fixup_after_fork): Change call to
pthread::init_mainthread.
(pthread::init_mainthread): Remove parameter forked. Simplify thread
self pointer handling.
(pthread::self): Set thread self pointer to null_pthread if thread has
not been initialized.
(pthread::set_tls_self_pointer): New static function.
2004-04-05 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (path_conv::check): Optimize symlink replacements.
2004-04-09 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (normalize_posix_path): Add "tail" argument and set it.
Always have a final slash for directories. Pass 3rd argument to
normalize_win32_path.
(path_conv::check): Pass tail to normalize_posix_path. Set
need_directory and remove final slash after that call. Remove last
argument to mount_table->conv_to_win32_path(). Remove noop dostail
check. Remove fs.update() from inner loop. Improve tail finding
search.
(normalize_win32_path): Add and set tail argument.
(mount_item::build_win32): Avoid calling strcpy.
(mount_info::conv_to_win32_path): Remove third argument and simplify
because the source is normalized. Keep /proc path in Posix form. Call
win32_device_name() only once.
(mount_info::conv_to_posix_path): Add and use 3rd argument to
normalize_win32_path to avoid calling strlen.
(cwdstuff::set): Add 3rd argument to normalize_posix_path and remove
final slash if any.
* shared_info.h (mount_info::conv_to_win32_path): Remove last argument
in declaration.
2004-04-09 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_dev_raw): Move status bits into protected
bitfield struct type status_flags. Drop unused has_written bit.
Add accessor methods.
(fhandler_dev_raw::clear): Remove.
(fhandler_dev_raw::reset_devbuf): Remove.
* fhandler_floppy.cc (fhandler_dev_floppy::lseek): Use accessor method
for is_writing.
* fhandler_raw.cc: Use status accessor methods throughout.
(fhandler_dev_raw::clear): Remove.
(fhandler_dev_raw::fhandler_dev_raw): Drop clear call.
(fhandler_dev_raw::~fhandler_dev_raw): Ditto.
* fhandler_tape.cc: Use mtinfo::status accessor methods throughout.
(mtinfo_drive::close): Fix conditional to enable BSD semantics
correctly.
(mtinfo_drive::get_status): Rename from mtinfo_drive::status.
* mtinfo.h (class mtinfo_drive): Move status bits into private bitfield
struct type status_flags. Add accessor methods.
Rename status method to get_status.
2004-04-09 Corinna Vinschen <corinna@vinschen.de>
* path.cc (fsinfo): Global storage for file system information.
(fs_info::update): Store file system information also in fsinfo and
short circuit GetVolumeInformation by using alredy stored file system
information.
2004-04-09 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (fhandler_base::status): Declare private.
(fhandler_base::open_status): Ditto.
(class fhandler_socket): Move status bits into private bitfield struct
type status_flags. Change accessor methods appropriately.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Accommodate
above status bit changes.
* tty.h: Remove status bit enumerator.
(TTYISSETF): Remove.
(TTYSETF): Remove.
(TTYCLEARF): Remove.
(TTYCONDSETF): Remove.
(tty_min::status): Define as private bitfield struct type status_flags.
Add appropriate accessor methods.
* fhandler_console.cc: Use tty_min::status accessor methods throughout.
* fhandler_termios.cc: Ditto.
* winsup.h (__ISSETF): Remove.
(__SETF): Remove.
(__CLEARF): Remove.
(__CONDSETF): Remove.
2004-04-09 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::write): Use bool parameter in calls to
set_did_lseek.
(fhandler_base::fhandler_base): Accommodate 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. Accommodate 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. Accommodate
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.
2004-04-09 Corinna Vinschen <corinna@vinschen.de>
* security.cc (get_file_attribute): Fix conditional.
2004-04-08 Christopher Faylor <cgf@bosbc.com>
* child_info.h: Update CHILD_INFO_MAGIC after 2004-04-03 change.
2004-04-08 Corinna Vinschen <corinna@vinschen.de>
* path.cc (hash_path_name): Replace hash algorithm with SDBM.
2004-04-08 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Set query access mode according
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): Accommodate new definition of
get_file_attribute.
2004-04-07 Pierre Humblet <pierre.humblet@ieee.org>
* path.cc (path_prefix_p): Optimize test order.
2004-04-06 Corinna Vinschen <corinna@vinschen.de>
* Makefile.in (EXTRALIBS): Add libtextreadmode.a.
(INSTOBJS): Add textreadmode.o.
* textreadmode.c: New file.
2004-04-06 Corinna Vinschen <corinna@vinschen.de>
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Request
compressed size only if the matching attributes are set. Use
NtQueryInformationFile instead of GetCompressedFileSize.
(fhandler_base::fstat_by_handle): Remove NT 3.5 cruft since
local.dwVolumeSerialNumber isn't used subsequently.
* ntdll.h: Add typedefs for FILE_COMPRESSION_INFORMATION and
FILE_INFORMATION_CLASS.
2004-04-06 Corinna Vinschen <corinna@vinschen.de>
* fhandler_raw.cc (fhandler_dev_raw::open): Actually use "options".
2004-04-04 Gerd Spalink <Gerd.Spalink@t-online.de>
* fhandler_dsp.cc (fhandler_dev_dsp::ioctl): Add implementation
for ioctl codes SNDCTL_DSP_CHANNELS and SNDCTL_DSP_GETCAPS.
2004-04-03 Christopher Faylor <cgf@bosbc.com>
* child_info.h (child_info::cygheap_reserve_sz): Rename from
cygheap_alloc_sz.
* cygheap.cc: Rename alloc_sz to reserve_sz throughout.
2004-04-03 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_socket): Remove has_been_closed member.
* fhandler_socket.cc (fhandler_socket::recvfrom): Revert to
overlapped I/O.
(fhandler_socket::recvmsg): Ditto.
(fhandler_socket::sendto): Ditto.
(fhandler_socket::sendmsg): Ditto.
* net.cc (wsock_event::prepare): Ditto.
(wsock_event::wait): Ditto. Evaluate overlapped result also after
calling CancelIo (thanks to Patrick Samson <p_samson@yahoo.com>).
(wsock_event::release): Remove.
* wsock_event.h: Revert to overlapped I/O.
2004-04-02 Corinna Vinschen <corinna@vinschen.de>
* net.cc (wsock_event::release): Use NULL handle in call to
WSAEventSelect to resolve KB 168349.
2004-04-01 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::recvfrom): Rearrange loop
so that WSARecvFrom is always called before waiting.
(fhandler_socket::recvmsg): Ditto.
2004-04-01 Corinna Vinschen <corinna@vinschen.de>
* net.cc (wsock_event::wait): Make wsa_err an int. Don't set
ret to 0 if any error has happened.
2004-04-01 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::sendto): Drop out of loop if
has_been_closed gets set.
(fhandler_socket::sendmsg): Ditto.
* net.cc (wsock_event::wait): Don't initialize evts. Don't try to
evaluate network events if WSAEnumNetworkEvents fails.
(wsock_event::release): Save last WSA error and set it again unless
resetting to blocking socket fails.
* wsock_event.h (class wsock_event): Remove destructor.
2004-03-31 Corinna Vinschen <corinna@vinschen.de>
* fhandler_tape.cc (mtinfo::initialize): Fix fatal error message.
2004-03-31 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::recvfrom): Always initialize
ret to 0 when using in Winsock call.
(fhandler_socket::recvmsg): Ditto.
(fhandler_socket::sendto): Ditto.
(fhandler_socket::sendmsg): Ditto.
2004-03-31 Corinna Vinschen <corinna@vinschen.de>
* fhandler_tape.cc (mtinfo_drive::get_pos): Only set partition if
GetTapePosition returned a non-zero partition number.
(mtinfo_drive::create_partitions): Reinitialize to partition 0.
Support TAPE_DRIVE_INITIATOR and TAPE_DRIVE_FIXED partitioning.
(mtinfo_drive::set_partition): Initialize new partition.
(mtinfo_drive::status): Readd accidentally dropped setting of mt_resid.
* net.cc (wsock_event::prepare): Always print debug output in case
of error.
2004-03-31 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::sendmsg): Add SIGPIPE handling.
2004-03-31 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::recvfrom): Initialize res to
SOCKET_ERROR. Use SOCKET_ERROR instead of -1 throughout.
(fhandler_socket::recvmsg): Ditto.
(fhandler_socket::sendto): Ditto.
(fhandler_socket::sendmsg): Ditto.
* net.cc (wsock_event::prepare): Call WSASetLastError instead of
SetLastError.
(wsock_event::wait): Use SOCKET_ERROR instead of -1.
2004-03-30 Thomas Pfaff <tpfaff@gmx.net>
* thread.h (pthread::init_mainthread): Add parameter forked. Set
forked default to false..
* thread.cc (MTinterface::fixup_after_fork): Call
pthread::init_mainthread with forked = true.
(pthread::init_mainthread): Add parameter forked. Do not change thread
self pointer when forked.
2004-03-30 Corinna Vinschen <corinna@vinschen.de>
* shm.cc (shmat): If shmid is unknown, call a special variation
of shmget to retrieve the shared memory segment from Cygserver
instead of failing immediately.
* include/cygwin/ipc.h (IPC_KEY_IS_SHMID): New internal flag for
shmget when called from shmat.
2004-03-29 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_socket): Add has_been_closed member.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Initialize
has_been_closed to 0.
(fhandler_socket::recvfrom): Use new asynchronous I/O driven
wsock_event methods.
(fhandler_socket::recvmsg): Ditto.
(fhandler_socket::sendto): Ditto.
(fhandler_socket::sendmsg): Ditto.
* net.cc (wsock_event::prepare): Reimplement using asynchronous I/O.
(wsock_event::wait): Ditto.
(wsock_event::release): New method.
* wsock_event.h (class wsock_event): Remove ovr member. Accommodate
new implementation of prepare and wait methods. Add release method.
2004-03-29 Thomas Pfaff <tpfaff@gmx.net>
* thread.cc (pthread::atforkprepare): Call
MT_INTERFACE->fixup_before_fork at the end of atforkprepare.
2004-03-29 Corinna Vinschen <corinna@vinschen.de>
* net.cc (wsock_event::wait): Change scope of local "len" variable.
2004-03-28 Corinna Vinschen <corinna@vinschen.de>
* shm.cc (shmat): Return (void *) -1 on error instead of NULL.
2004-03-27 Christopher Faylor <cgf@redhat.com>
* fhandler_nodevice.cc (fhandler_nodevice::open): Assume that errno has
already been set if pc.error is nonzero.
2004-03-26 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (cygheap_fixup_in_child): Improve strace output.
2004-03-26 Corinna Vinschen <corinna@vinschen.de>
* errno.cc (errmap): Map ERROR_SHARING_VIOLATION to EBUSY,
ERROR_EOM_OVERFLOW and ERROR_NO_DATA_DETECTED to EIO. Add mappings
for ERROR_NO_MEDIA_IN_DRIVE, ERROR_DEVICE_REQUIRES_CLEANING and
ERROR_DEVICE_DOOR_OPEN.
* fhandler.h (class fhandler_dev_raw): Drop varblkop member.
(fhandler_dev_raw::is_eom): De-virtualize.
(fhandler_dev_raw::is_eof): Ditto.
(class fhandler_dev_tape): Drop lasterr and dp member. Add mt_mtx
member. Drop all private methods formerly used by ioctl.
(fhandler_dev_tape::is_rewind_device): Use get_minor for clarity.
(fhandler_dev_tape::driveno): New method.
(fhandler_dev_tape::drive_init): New method.
(fhandler_dev_tape::clear): Remove method.
(fhandler_dev_tape::is_eom): Ditto.
(fhandler_dev_tape::is_eof): Ditto.
(fhandler_dev_tape::write_file): Ditto.
(fhandler_dev_tape::read_file): Ditto.
(fhandler_dev_tape::_lock): New method.
(fhandler_dev_tape::unlock): New method.
(fhandler_dev_tape::raw_read): New method.
(fhandler_dev_tape::raw_write): New method.
* fhandler_raw.cc (fhandler_dev_raw::is_eom): New method.
(fhandler_dev_raw::is_eof): New method.
(fhandler_dev_raw::open): Allow setting write through option by
using the O_TEXT flag as ... flag.
(fhandler_dev_raw::writebuf): Remove usage of varblkop and other
tape specific code.
(fhandler_dev_raw::raw_read): Ditto.
(fhandler_dev_raw::dup): Ditto.
* fhandler_tape.cc: Rewrite tape operations entirely. Implement
new tape driver classes mtinfo, mtinfo_drive and mtinfo_part.
Reduce fhandler_dev_tape methods to mostly just calling appropriate
mtinfo_drive methods.
(mtinfo_init): New function adding the mtinfo shared memory area.
* mtinfo.h: New file, containing the definition of the new tape
driver classes.
* shared.cc: Include mtinfo.h.
(offsets): Add entry for mtinfo shared memory area.
(memory_init): Call mtinfo_init.
* shared_info.h (shared_locations): Add SH_MTINFO shared location.
* include/cygwin/mtio.h: Change and add various comments. Add GMT_xxx
macros for new generic flags. Add MT_ST_xxx bitfield definitions
for MTSETDRVBUFFER ioctl.
* include/cygwin/version.h: Bump API minor version number.
2004-03-26 Christopher Faylor <cgf@redhat.com>
* path.cc (path_conv::check): Use 'strchr' rather than 'strrchr' to
find end of string, for efficiency.
2004-03-26 Thomas Pfaff <tpfaff@gmx.net>
* include/cygwin/_types.h: New file.
* include/sys/lock.h: Ditto.
* include/sys/stdio.h: Ditto.
* thread.cc: Include sys/lock.h
(__cygwin_lock_init): New function.
(__cygwin_lock_init_recursive): Ditto.
(__cygwin_lock_fini): Ditto.
(__cygwin_lock_lock): Ditto.
(__cygwin_lock_trylock): Ditto.
(__cygwin_lock_unlock): Ditto.
(pthread::atforkprepare): Lock file pointer before fork.
(pthread::atforkparent): Unlock file pointer after fork.
(pthread::atforkchild): Ditto.
2004-03-26 Corinna Vinschen <corinna@vinschen.de>
* sem.cc (semget): Fix debug string.
(semop): Ditto.
* shm.cc (fixup_shms_after_fork): Ditto.
(shmat): Ditto.
(shmdt): Ditto.
(shmget): Ditto.
2004-03-26 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (wait_sig): Make sure that SIGCHLD is handled regardless
of whether a signal is queued.
2004-03-26 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (wait_sig): Report if not trying to send signal due to
queued signal.
2004-03-25 Christopher Faylor <cgf@redhat.com>
* path.cc (normalize_posix_path): Reorganize to short circuit to DOS
path handling whenever a '\' is detected.
* signal.cc (sigaction): Make strace output more informative.
* sigproc.cc (pending_signals::add): Just index directly into signal
array rather than treating the array as a heap.
(pending_signals::del): Ditto.
(wait_sig): Don't send signal if we already have a similar signal
queued.
* sigproc.h (call_signal_handler_now): Remove obsolete declaration.
2004-03-23 Gerd Spalink <Gerd.Spalink@t-online.de>
* fhandler_dsp.cc (fhandler_dev_dsp::write): Remove type
cast from argument to audio_out_->parsewav() to make reference
work properly. Now .wav file headers are properly discarded.
2004-03-23 Corinna Vinschen <corinna@vinschen.de>
* fhandler_disk_file.cc (fhandler_base::fstat_fs): Use created
handle regardless of nohandle state. Clean up afterwards.
2004-03-23 Gerd Spalink <Gerd.Spalink@t-online.de>
* autoload.cc: Load eight more functions for waveIn support.
* fhandler.h (class fhandler_dev_dsp): Add class Audio, class Audio_in
and class Audio_out members and audio_in_, audio_out_ pointers so
that future changes are restricted to file fhandler_dsp.cc.
* fhandler_dsp.cc (fhandler_dev_dsp::Audio): Add this class to treat
things common to audio recording and playback.
Add more format conversions.
(fhandler_dev_dsp::Audio::queue): New queues for buffer management
to fix incomplete cleanup of buffers passed to the wave device.
(fhandler_dev_dsp::Audio_in): New, added class to implement audio
recording.
(fhandler_dev_dsp::Audio_out): Rework to use functionality provided
by fhandler_dev_dsp::Audio. Allocate memory audio buffers late,
just before write.
(fhandler_dev_dsp::Audio_out::start): Size of wave buffer allocated
here depends on audio rate/bits/channels.
(fhandler_dev_dsp::Audio_in::start): Ditto.
(fhandler_dev_dsp::setupwav): Replaced by following function.
(fhandler_dev_dsp::Audio_out::parsewav): Does not setup wave device
any more. Discard wave header properly.
(fhandler_dev_dsp::open): Add O_RDONLY and_RDWR as legal modes.
Protect against re-open. Activate fork_fixup.
(fhandler_dev_dsp::ioctl): Protect against actions when audio is
active. SNDCTL_DSP_GETFMTS only returns formats supported by
mmsystem wave API, not all supported formats. SNDCTL_DSP_GETBLKSIZE
result now depends on current audio format.
(fhandler_dev_dsp::fixup_after_fork): Call fork_fixup for the Audio
classes to let them duplicate the CRITICAL_SECTION.
2004-03-19 Pierre Humblet <pierre.humblet@ieee.org>
Christopher Faylor <cgf@redhat.com>
* init.cc (munge_threadfunc): Handle all instances of search_for.
(prime_threads): Test threadfunc_ix[0].
2004-03-21 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (init_cheap): Set initial_sz to something or suffer
spurious output.
(cygheap_fixup_in_child): Set alloc_sz to passed in size to ensure that
children will have the right size heap.
(_csbrk): Make output conditional on DEBUGGING.
2004-03-21 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (init_cheap): Conditionalize debugging code.
2004-03-21 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (init_cheap): Add ability to specify minimal cygwin heap
size when debugging.
(_csbrk): Report error in allocation to stderr.
(ccalloc): Ditto.
* dtable.cc (dtable::find_fifo): Remove use of atoms.
* dtable.h (dtable::find_fifo): Ditto.
* fhandler.h (fhandler_fifo): Ditto.
* fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Ditto.
(fhandler_fifo::set_use): Ditto.
(fhandler_fifo::open_not_mine): Ditto.
(fhandler_fifo::open): Ditto.
* pinfo.cc (_pinfo::commune_recv): Ditto.
(_pinfo::commune_send): Ditto.
2004-03-19 Pierre Humblet <pierre.humblet@ieee.org>
* dir.cc (rmdir): Reorganize error handling to reduce indentation.
2004-03-19 Christopher Faylor <cgf@redhat.com>
* include/cygwin/version.h: Bump DLL minor number to 10.
2004-03-18 Christopher Faylor <cgf@redhat.com>
* child_info.h (CURR_CHILD_INFO_MAGIC): Reset to new value.
(child_info::cygheap_alloc_sz): New field.
* cygheap.cc (init_cheap): Reduce size of cygwin stack until minimal
hit when attempting initial allocation.
(cygheap_setup_for_child): Use alloc_sz to create secondary memory
mapped entry. Store alloc_sz in cygheap_alloc_sz.
(cygheap_fixup_in_child): Use cygheap_alloc_sz to map parent's cygheap.
* cygheap.h (_CYGHEAPSIZE_SLOP): New define.
(CYGHEAPSIZE): Use _CYGHEAPSIZE_SLOP.
2004-03-18 Corinna Vinschen <corinna@vinschen.de>
* fhandler_proc.cc (format_proc_meminfo): On NT, try to figure out
real swap file usage by requesting SystemPagefileInformation. Use
GlobalMemoryStatus as fallback.
* ntdll.h (_SYSTEM_INFORMATION_CLASS): Add SystemPagefileInformation.
(struct _SYSTEM_PAGEFILE_INFORMATION): Define.
2004-03-17 Christopher Faylor <cgf@redhat.com>
* pipe.cc (fhandler_pipe::dup): Fix debugging message.
2004-03-17 Christopher Faylor <cgf@redhat.com>
* include/cygwin/version.h: Bump DLL minor number to 9.
2004-03-16 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (proc_terminate): Release sync_proc_subproc when done
terminating or suffer potential hangs.
(get_proc_lock): Reorganize debugging output slightly.
2004-03-15 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_cygtls::fixup_after_fork): Just manipulate the signal
stack if a signal occurred during the parent's fork. Otherwise leave
it alone.
2004-03-15 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (try_to_debug): Report on tid of caller.
* sync.cc (muto::acquire): Fix some races.
* sync.h (muto): Expose some fields for easier debugging.
2004-03-15 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (fhandler_dev_tape::tape_get_pos): Declare with extra
parameter for partition number.
(fhandler_dev_tape::_tape_set_pos): Ditto.
(fhandler_dev_tape::tape_partition): New method.
(fhandler_dev_tape::tape_set_partition): New method.
* fhandler_tape.cc (fhandler_dev_tape::open): Call private methods
directly instead of ioctl.
(fhandler_dev_tape::ioctl): Use long erase on MTERASE by default.
Don't use absolute positioning on MTSEEK. Call tape_set_partition
on MTSETPART, tape_partition on MTMKPART.
(fhandler_dev_tape::tape_get_pos): Add partition number parameter.
Prefer logical position information over absolute position information.
Return partition number.
(fhandler_dev_tape::_tape_set_pos): Add partition number parameter.
Use in SetTapePosition.
(fhandler_dev_tape::tape_set_pos): Remove special TAPE_ABSOLUTE_BLOCK
handling.
(fhandler_dev_tape::tape_erase): Rewind before erasing.
(fhandler_dev_tape::tape_status): Rearrange slightly. Try to get a
MediaType even if no tape is loaded. Store active partition in
mt_resid as on Linux.
(fhandler_dev_tape::tape_partition): New method.
(fhandler_dev_tape::tape_set_partition): New method.
* include/cygwin/mtio.h: Fix copyright. Add comment to explain
mt_resid content.
* include/cygwin/version.h: Bump API minor number.
2004-03-14 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_cygtls::remove): Call remove_wq even when we can't
necessarily get the cygtls table lock.
* cygtls.h (_cygtls::remove_wq): Add wait argument.
* sigproc.cc (_cygtls::remove_wq): Honor wait argument when acquiring
lock.
(proc_terminate): Don't NULL sync_proc_subproc since other threads may
still try to access it.
2004-03-14 Corinna Vinschen <corinna@vinschen.de>
* errno.cc (errmap): Map ERROR_BEGINNING_OF_MEDIA and
ERROR_SETMARK_DETECTED to EIO instead of ESPIPE.
Handle ERROR_FILEMARK_DETECTED.
* fhandler_tape.cc (TAPE_FUNC): Add comment that ERROR_BUS_RESET
has still to be handled correctly.
(fhandler_dev_tape::open): Accommodate fact that get.mt_dsreg
also contains density code.
(fhandler_dev_tape::ioctl): Rearrange slightly. Reset devbuf also on
MTNOP, MTWSM, MTSETBLK, MTSETDRVBUFFER, MTSETPART and MTMKPART.
(fhandler_dev_tape::tape_set_pos): Rearrange. Match behaviour to
the Linux tape driver.
(fhandler_dev_tape::tape_status): Call IOCTL_STORAGE_GET_MEDIA_TYPES_EX
if available. Return device type and density code in appropriate
mtget members.
* wincap.h (wincaps::has_ioctl_storage_get_media_types_ex): New element.
* wincap.cc: Implement above element throughout.
* include/cygwin/mtio.h: Add tape device types as returned by
IOCTL_STORAGE_GET_MEDIA_TYPES_EX.
(MT_TAPE_INFO): Use above type codes.
(struct mtget): Change mt_dsreg comment.
2004-03-14 Pierre Humblet <pierre.humblet@ieee.org>
* dir.cc (rmdir): Construct real_dir with flag PC_FULL.
Use a loop instead of recursion to handle the current directory.
2004-03-14 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_cygtls::remove): Call remove_wq to ensure that wait stuff
is removed from proc_subproc linked list.
* cygtls.h (_cygtls::remove_wq): Declare.
* sigproc.cc (_cygtls::remove_wq): Define.
(proc_subproc): Label event handle appropriately.
* spawn.cc (spawn_guts): Return -1 when wait() fails for spawn types
that require waiting.
2004-03-13 Corinna Vinschen <corinna@vinschen.de>
* errno.cc (errmap): Handle ERROR_BUS_RESET.
* fhandler.h (fhandler_dev_raw::write_file): New method, created
from former static function.
(fhandler_dev_raw::read_file): Ditto.
(reset_devbuf): New inline method.
(class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS
member `dp'.
(fhandler_dev_tape::write_file): New method.
(fhandler_dev_tape::read_file): Ditto.
(fhandler_dev_tape::tape_get_feature): Convert to inline method.
(fhandler_dev_tape::tape_error): New method, created from former
static function.
(fhandler_dev_tape::tape_get_blocksize): Remove declaration.
* fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created
from former static function.
(fhandler_dev_raw::read_file): Ditto.
(fhandler_dev_raw::writebuf): Accommodate the fact that no devbuf
exists under variable block size condition.
(fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify
pointer arithmetic.
(fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting
with writing. Accommodate the fact that no devbuf exists under
variable block size condition.
* fhandler_tape.cc: Various formatting changes.
(TAPE_FUNC): New macro. Use throughout as tape function loop.
(get_ll): Convert into macro.
(IS_EOM): New macro.
(IS_EOF): New macro.
(fhandler_dev_tape::is_eom): Use IS_EOM macro.
(fhandler_dev_tape::is_eof): Use IS_EOF macro.
(fhandler_dev_tape::write_file): New method.
(fhandler_dev_tape::read_file): New method.
(fhandler_dev_tape::open): Get drive information block here once.
(fhandler_dev_tape::lseek): Remove unneeded duplicate code.
(fhandler_dev_tape::dup): Duplicate drive information block.
(fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode.
Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if
buffer contains data which would get lost on buffer size changing.
Use absolute tape positioning also if drive only supports logical
block positioning.
(fhandler_dev_tape::tape_error): New method, created from former
static function.
(fhandler_dev_tape::tape_get_pos): Allow logical block reporting.
Workaround tape driver bug.
(fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags
after successful repositioning.
(fhandler_dev_tape::tape_set_pos): Allow logical block positioning.
Workaround tape driver bug.
(fhandler_dev_tape::tape_erase): Use dp instead of calling
GetTapeParameters.
(fhandler_dev_tape::tape_prepare): Ditto.
(fhandler_dev_tape::tape_get_blocksize): Remove.
(fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize.
Error handling already done in fhandler_dev_tape::ioctl.
(fhandler_dev_tape::tape_status): Remove local `dp' variable.
Accommodate logical tape reporting. Call tape_get_feature instead
of accessing feature words directly.
(fhandler_dev_tape::tape_compression): Use dp instead of calling
GetTapeParameters. Fix resetting datcompression.
2004-03-12 Christopher Faylor <cgf@redhat.com>
* wait.cc (wait4): Initialize pointer on entry. Avoid calling
call_signal_handler twice since that guarantees exiting with errno set
to EINTR.
2004-03-12 Corinna Vinschen <corinna@vinschen.de>
* exceptions.cc (sigpacket::process): Simplify code slightly.
2004-03-11 Christopher Faylor <cgf@redhat.com>
* cygtls.h (waitq): Declare structure here.
(_cygtls::wq): Declare.
* cygtls.cc (_cygtls::fixup_after_fork): Clear wq.thread_ev to avoid
using an invalid event handle in forked process.
* dcrt0.cc (waitq_storage): Delete.
(threadstuff): Remove waitq_storage.
* perthread.h (per_thread_waitq): Delete.
(waitq_storage): Delete declaration.
* sigproc.cc (sigproc_init): Remove perthread waitq consideration.
* sigproc.h (waitq): Delete declaration.
* wait.cc (wait4): Use _my_tls waitq structure rather than per_thread.
2004-03-11 Pierre Humblet <pierre.humblet@ieee.org>
* cygtls.h (_cygtls::newmask): Delete member.
(_cygtls::deltamask): New member.
* gendef (_sigdelayed): Replace the call to set_process_mask by a call
to set_process_mask_delta.
* exceptions.cc (handle_sigsuspend): Do not filter tempmask. Or
SIG_NONMASKABLE in deltamask as a flag.
(_cygtls::interrupt_setup): Set deltamask only.
(set_process_mask_delta): New function.
(_cygtls::call_signal_handler): Replace the first call to
set_process_mask by a call to set_process_mask_delta.
* tlsoffsets.h: Regenerate.
2004-03-11 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_cygtls::fixup_after_fork): Remove unneeded setting of
oldmask.
* exceptions.cc: Remove some __I386__ conditionals.
(handle_exceptions): Move ppid test to outside of a loop for
efficiency.
(setup_handler): Make debugging output more wordy.
(_cygtls::call_signal_handler): To avoid a race, use lock/unlock to
synchronize with signal thread and ensure that signal_arrived event has
actually been set.
* gendef (_sigfe): Use ebx for all sigstack manipulations to ensure
that the register is saved. Move setting of incyg to within stack lock
to avoid setup_handler confusion.
(_sigbe): Use ebx for all sigstack manipulations to ensure that the
register is saved.
(_cygtls::pop): Ditto.
(_cygtls::lock): Ditto.
(stabilize_sig_stack): Ditto.
(setjmp): Ditto.
(longjmp): Ditto.
2004-03-08 Jaakko Hyvatti <jaakko.hyvatti@iki.fi>
* fhandler_serial.cc (fhandler_serial::ioctl): Implement TIOCSBRK and
TIOCCBRK.
* include/sys/termios.h: Define TIOCSBRK and TIOCCBRK.
2004-03-08 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (setup_handler): Avoid suspending a thread if it is in
a cygwin function, in an exception, spinning, or locked.
* gendef (_sigfe): Move incyg setting earlier.
(sigreturn): Set incyg flag to avoid interrupting called cygwin
functions.
(sigdelayed): Ditto.
(stabilize_sig_stack): Ditto.
* sigproc.cc (proc_subproc): Don't restore process lock early in exec
case.
* cygtls.h: Reorganize fields in _cygtls slightly.
* tlsoffsets.h: Regenerate.
2004-03-06 Christopher Faylor <cgf@redhat.com>
* fork.cc (fork_parent): Save parent pid in a temporary variable since
child could conceivably exit before function returns, rendering the
child's shared memory area invalid.
* cygtls.h (_cygtls::incyg): Declare new field.
(_cygtls::in_exception): Define new function.
* exceptions.cc (setup_handler): Remove locked flag. Use 'incyg' flag
and in_exception function to determine when we're in a cygwin function.
(_cygtls::call_signal_handler): Decrement incyg flag prior to calling a
handler. Increment it on return.
* gendef (_sigfe): Increment incyg flag. Use testl for zero testing
rather than orl, for consistency.
(_sigbe): Decrement incyg flag. Use testl for zero testing rather than
orl, for consistency.
(_cygtls::pop): Use testl for zero testing rather than orl, for
consistency.
(stabilize_sig_stack): Ditto.
* tlsoffsets.h: Regenerate.
2004-03-05 Christopher Faylor <cgf@redhat.com>
* gendef (sigdelayed): Handle return here rather than going through
sigbe to ensure that flags are properly restored.
2004-03-04 Thomas Pfaff <tpfaff@gmx.net>
* include/pthread.h (PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP): New
define.
(PTHREAD_NORMAL_MUTEX_INITIALIZER_NP): Ditto.
(PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP): Ditto.
* thread.cc (pthread_mutex::is_good_initializer): Check for all
posssible initializers
(pthread_mutex::is_good_initializer_or_object): Ditto.
(pthread_mutex::is_good_initializer_or_bad_object): Ditto.
(verifyable_object_isvalid): Support up to three static initializers.
(verifyable_object_isvalid (void const *,long)): Remove.
(pthread_cond::is_good_initializer_or_bad_object): Remove unneeded
objectState var.
(pthread_cond::init): Condition remains unchanged when creation has
failed.
(pthread_rwlock::is_good_initializer_or_bad_object): Remove unneeded
objectState var.
(pthread_rwlock::init): Rwlock remains unchanged when creation has
failed.
(pthread_mutex::init): Remove obsolete comment. Mutex remains
unchanged when creation has failed. Add support for new initializers.
(pthread_mutex_getprioceiling): Do not create mutex, just return
ENOSYS.
(pthread_mutex_lock): Simplify.
(pthread_mutex_trylock): Remove unneeded local themutex.
(pthread_mutex_unlock): Just return EPERM if mutex is not initialized.
(pthread_mutex_setprioceiling): Do not create mutex, just return
ENOSYS.
* thread.h (verifyable_object_isvalid): Support up to three static
initializers.
(verifyable_object_isvalid (void const *,long)): Remove prototype.
(pthread_mutex::init): Add optional initializer to parameter list.
2004-03-03 Christopher Faylor <cgf@redhat.com>
* gendef (sigreturn): Call stabilize_sig_stack to ensure that there are
no pending signals. Restore edx later.
(sigdelayed): Save edx earlier.
* malloc_wrapper.cc (malloc_init): Add some more debugging output.
2004-03-02 Corinna Vinschen <corinna@vinschen.de>
* fhandler_raw.cc (fhandler_dev_raw::raw_read): When reading with
variable block size, read only one block, read directly into user
supplied buffer, return ENOMEM if user supplied buffer is smaller
than size of next block to read. Use read2 instead of bytes_to_read
to count number of bytes read.
* fhandler_tape.cc (fhandler_dev_tape::open): Add debug output.
2004-02-26 Brian Ford <ford@vss.fsi.com>
* miscfuncs.cc (check_invalid_virtual_addr): Assure the last page
in the range is always tested. Add appropriate const.
* mmap.cc (mmap_record::alloc_fh): Remove unused static path_conf object.
2004-02-25 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (setup_handler): Signal event for any sigwaitinfo, if it
exists, to force signal to be handled. Zero event here to prevent
races.
* signal.cc (sigwaitinfo): Use local handle value for everything since
signal thread could zero event element at any time. Detect when
awaking due to thread not in mask and set return value and errno
accordingly. Don't set signal number to zero unless we've recognized
the signal.
* sigproc.cc (sigq): Rename from sigqueue throughout.
* thread.cc (pthread::join): Handle signals received while waiting for
thread to terminate.
2004-02-25 Christopher Faylor <cgf@redhat.com>
* cygwin.din: Export sighold, sigqueue.
* exceptions.cc (sighold): Define new function.
* signal.cc (handle_sigprocmask): Set correct errno for invalid signal.
Simplify debugging output.
(sigqueue): Define new function.
* include/cygwin/signal.h (sighold): Declare new function.
(sigqueue): Ditto.
* include/cygwin/version.h: Bump API minor version number.
* include/limits.h (TIMER_MAX): Define.
(_POSIX_TIMER_MAX): Ditto.
2004-02-25 Brian Ford <ford@vss.fsi.com>,
Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (check_invalid_virtual_addr): New function.
* winsup.h (check_invalid_virtual_addr): Declare.
* mmap.cc (munmap): Call check_invalid_virtual_addr instead of
IsBadReadPtr.
2004-02-24 Christopher Faylor <cgf@redhat.com>
* gendef (stabilize_sig_stack): Correctly align this pointer for call
to _cygtls::call_signal_handler.
* gentls_offsets: Output sizeof field.
* tlsoffsets.h: Regenerate.
2004-02-24 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (_dll_crt0): Don't check sync_startup if threadfunc_ix is set.
* external.cc (cygwin_internal): Implement CW_GET_BINMODE.
* include/sys/cygwin.h: Declare CW_GET_BINMODE.
2004-02-24 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (_dll_crt0): Add some stern internal errors.
2004-02-24 Corinna Vinschen <corinna@vinschen.de>
* thread.cc (pthread::cancelable_wait): Rearrange slightly.
Add do_sig_wait parameter. Wait for signal_arrived if set to true.
Return WAIT_SIGNALED if signal arrived.
(pthread_cond::wait): Accommodate change to pthread::cancelable_wait.
(pthread::join): Ditto.
(semaphore::_timedwait): Ditto.
(semaphore::_wait): Ditto. Change to return int to allow status
feedback.
(semaphore::wait): Return return value from semaphore::_wait.
* thread.h (WAIT_SIGNALED): New definition.
(pthread::cancelable_wait): Change declaration. Define do_sig_wait
as false by default to not interfere with existing calls accidentally.
(semaphore::_wait): Declare int.
2004-02-21 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (sigpacket::process): Make sure that tls is filled in
for SIGSTOP condition.
(_cygtls::call_signal_handler): Restore signal mask using saved oldmask
rather than current oldmask.
2004-02-20 Christopher Faylor <cgf@redhat.com>
* path.cc (conv_path_list): Return error condition.
(copy1): New function.
(copyenc): New function.
(mount_item::fnmunge): Return error condition. Use new functions to
copy strings.
(mount_item::build_win32): Ditto.
(mount_info::conv_to_win32_path): Return error condition.
(cygwin_conv_to_posix_path): Return result of path conversion.
(cygwin_conv_to_full_posix_path): Ditto.
(return_with_errno): New macro.
(cygwin_win32_to_posix_path_list): Use new macro to potentially set
errno.
(cygwin_posix_to_win32_path_list): Ditto.
* path.h (mount_item::fnmunge): Add size argument.
(mount_item::build_win32): Ditto.
2004-02-20 Corinna Vinschen <corinna@vinschen.de>
* getopt.c: Avoid useless compiler warnings.
2004-02-20 Corinna Vinschen <corinna@vinschen.de>
* getopt.c: Replace with latest vanilla(!) OpenBSD version 1.16.
2004-02-18 Christopher Faylor <cgf@redhat.com>
* fork.cc (fork_child): Invert sense of test which defeated correct
handling in a fork from a non-main thread.
* dcrt0.cc (initial_env): Eliminate parameter and just send DebugBreak
when appropriate.
(dll_crt0_0): Reflect parameter change to initial_env.
(dll_crt0_1): Don't call initial_env.
2004-02-18 Christopher Faylor <cgf@redhat.com>
* gendef (stabilize_sig_stack): New function.
(setjmp): Import, add sig stack handling. Store sig stack info.
(longjmp): Call stabilize_sig_stack. Restore sig stack info.
* config/i386/setjmp.c: Remove.
2004-02-17 Corinna Vinschen <corinna@vinschen.de>
* fork.cc (fork_child): Move fixup_shms_after_fork so that
signal_arrived is initialized when calling it.
2004-02-17 Christopher Faylor <cgf@redhat.com>
* Makefile.in (clean): Clean libserver, too.
* fhandler.cc (fhandler_base::~fhandler_base): Remove path_conv cleanup.
* syscalls.cc (chroot): Ditto.
* path.cc (path_conv::~path_conv): Define new destructor.
(conv_path_list_buf_size): Remove explicit path_conv cleanup.
* path.h (path_conv::~path_conv): Declare new destructor.
2004-02-16 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Compile flock.o with -fomit-frame-pointer.
2004-02-16 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Compile dlfcn.o with -fomit-frame-pointer.
2004-02-16 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Compile delqueue.o with -fomit-frame-pointer.
2004-02-16 Pierre Humblet <pierre.humblet@ieee.org>
* syscalls.cc (rename): Do not test the MoveFile error code
where MoveFileEx exists.
2004-02-15 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (_csbrk): Report more debugging details on failing
condition.
2004-02-14 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Compile syscalls.o with -fomit-frame-pointer.
* sigproc.cc: Eliminate unused variable.
2004-02-14 Corinna Vinschen <corinna@vinschen.de>
* getopt.c: Replace with latest NetBSD version 1.16. Keep Cygwin
specific changes as minimal as possible.
2004-02-13 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (proc_subproc): Change warning back to silent debug
output.
2004-02-13 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (alloc_stack_hard_way): Revert to previous implementation.
(alloc_stack): Ditto.
* exceptions.cc (ctrl_c_handler): Add debugging output.
2004-02-13 Christopher Faylor <cgf@redhat.com>
* Makefile.in (clean): Remove sigfe.s.
(sigfe.s): Ensure that sigfe.s will be regenerated if it does not exist.
* dll_init.cc (dll_dllcrt0): Simplify initializing tests.
* exceptions.cc (setup_handler): Detect when stub caller is either
spinning or has acquired the lock after being suspended to avoid
windows problems with suspending a win32 API call.
* cygtls.h (_cygtls::spinning): Declare new element.
* gendef: Remove unused _siglist_index and _siglist declaration.
(_sigfe): Set spinning element when potentially looping, waiting for lock.
(_sigbe): Ditto.
(_cygtls::lock): Ditto.
(_longjmp): Ditto.
* tlsoffsets.h: Regenerate.
* pinfo.cc (_pinfo::exit): Set final exit state here. Call sigproc_terminate if
invoked with 'norecord'. Clear any residual _cygtls stuff.
* winsup.h (exit_states): Define ES_FINAL.
* spawn.cc (spawn_guts): Don't call proc_terminate specifically when
execing. Let _pinfo::exit handle that case.
* sigproc.cc (wait_subproc): Always exit loop early when proc_loop_wait.
* init.cc (munge_threadfunc): Eliminate unused argument.
(dll_entry): Reflect above change in call to munge_threadfunc.
2004-02-11 Christopher Faylor <cgf@redhat.com>
* gendef (_sigbe): Zero location on pop.
(_cygtls::pop): Ditto.
2004-02-11 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (alloc_stack_hard_way): Eliminate second argument.
(alloc_stack): Remove use of 'b' throughout.
2004-02-11 Christopher Faylor <cgf@redhat.com>
Rename _threadinfo to _cygtls, throughout.
* cygtls.h (_cygtls::call_signal_handler): Rename from
call_signal_handler_now.
(_cygtls::push): Make second argument mandatory.
(_cygtls::fixup_after_fork): Declare new function.
(_cygtls::lock): Ditto.
* cygtls.cc (_cygtls::fixup_after_fork): Define new function.
* dcrt0.cc (cygwin_finished_initializing): Define as bool.
(alloc_stack): Use _tlstop rather than arbitrary variable in probably
vain attempt to avoid strange fork problem on CTRL-C.
(dll_crt0_0): Remove obsolete winpids::init call.
* dll_init.cc (dll_dllcrt0): Detect forkee condition as equivalent to
initializing.
* winsup.h (cygwin_finished_initializing): Declare as bool.
* exceptions.cc (handle_exceptions): Rely on
cygwin_finished_initializing to determine how to handle exception
during process startup.
(_cygtls::call_signal_handler): Rename from call_signal_handler_now.
(_cygtls::interrupt_now): Fill in second argument to push.
(signal_fixup_after_fork): Eliminate.
(setup_handler): Initialize locked to avoid potential inappropriate
unlock. Resume thread if it has acquired the stack lock.
(ctrl_c_handler): Just exit if ctrl-c is hit before cygiwn has finished
initializing.
* fork.cc (sync_with_child): Don't call abort since it can cause exit
deadlocks.
(sync_with_child): Change debugging output slightly.
(fork_child): Set cygwin_finished_initializing here. Call _cygtls fork
fixup and explicitly call sigproc_init.
(fork_parent): Release malloc lock on fork failure.
(vfork): Call signal handler via _my_tls.
* sigproc.cc (sig_send): Ditto.
* syscalls.cc (readv): Ditto.
* termios.cc (tcsetattr): Ditto.
* wait.cc (wait4): Ditto.
* signal.cc (nanosleep): Ditto.
(abort): Ditto.
(kill_pgrp): Avoid killing self if exiting.
* sync.cc (muto::acquire): Remove (temporarily?) ill-advised
exiting_thread check.
* gendef (_sigfe): Be more agressive in protecting stack pointer from
other access by signal thread.
(_cygtls::locked): Define new function.
(_sigbe): Ditto.
(_cygtls::pop): Protect edx.
(_cygtls::lock): Use guaranteed method to set eax to 1.
(longjmp): Aggressively protect signal stack.
* miscfuncs.cc (low_priority_sleep): Reduce "sleep time" for secs == 0.
* pinfo.cc (winpids::set): Counterintuitively use malloc's lock to
protect simultaneous access to the pids list since there are
pathological conditions which can cause malloc to call winpid.
(winpids::init): Eliminate.
* pinfo.h (winpids::cs): Eliminate declaration.
* pinfo.h (winpids::init): Eliminate definition.
2004-02-11 Corinna Vinschen <corinna@vinschen.de>
* security.cc (get_nt_object_attribute): Fix error handling.
2004-02-09 Ralf Habacker <ralf.habacker@freenet.de>
* fhandler_socket.cc (fhandler_socket::ioctl): Add FIONREAD handling.
2004-02-08 Christopher Faylor <cgf@redhat.com>
* debug.h (console_printf): Define for non-debugging condition.
* cygtls.h (_threadinfo::lock): Remove wait argument.
(_threadinfo::interrupt_setup): Remove retaddr argument.
* exceptions.cc (_threadinfo::interrupt_setup): Ditto.
(_threadinfo::interrupt_now): Accommodate change to interrupt_setup
argument.
(setup_handler): Ditto. Always lock sig stack prior to determining
interrupt method.
* gendef (_sigfe): Correct thinko regarding cmpxchg.
(_sigbe): Ditto.
(_threadinfo::lock): Ditto.
(_threadinfo::pop): Eliminate left-over stack unlock.
* sigproc.cc (proc_subproc): Change debugging output to printed
warning.
2004-02-08 Christopher Faylor <cgf@redhat.com>
* localtime.cc (localtime_r): Call tzset.
* Makefile.in: Make version.h/cygwin.din version check a warning since
it is not foolproof.
* cygheap.h (CYGHEAPSIZE): Bump size down.
* cygtls.h (_threadinfo::stacklock): New element.
(_threadinfo::pop): Make regparm.
(_threadinfo::lock): New function.
(_threadinfo::unlock): New function.
* cygtls.cc (_threadinfo::push): Wait for a lock on the stack before
performing the operation.
(_threadinfo::pop): Move to another file.
* cygwin.din: More SIGFE changes.
* exceptions.cc (try_to_debug): Always display messages on console.
(handle_exceptions): Unwind stack only when actually about to call
sig_send.
(setup_handler): Lock stack prior to performing any operations.
* gendef (_sigfe): Ditto.
(_sigbe): Ditto.
(_threadinfo::pop): Ditto. Move here.
* gen_tlsoffsets: Generate positive offsets.
* tlsoffsets.h: Regenerate.
2004-02-06 Corinna Vinschen <corinna@vinschen.de>
* cygserver.h (CYGWIN_SERVER_VERSION_API): Bump.
* cygserver_ipc.h (struct proc): Add signal_arrived member.
(ipc_set_proc_info): Inititalize blk.signal_arrived.
2004-02-06 Pierre Humblet <pierre.humblet@ieee.org>
* uinfo.cc (cygheap_user::init): Use sec_user_nih to build a
security descriptor. Set both the process and the default DACLs.
* fork.cc (fork_parent): Use sec_none_nih security attributes.
* spawn.cc (spawn_guts): Ditto.
2004-02-05 Christopher Faylor <cgf@redhat.com>
* cygwin.din: Make many more functions SIGFE.
* include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump.
2004-02-05 Pierre Humblet <pierre.humblet@ieee.org>
* security.h (SID): New macro.
(well_known_*_sid): Change type to cygpsid.
(cygsid::init): Delete declaration.
* sec_helper.cc (well_known_*_sid): Define using above SID macro.
(cygsid::init): Delete.
* dcrt0.cc (dll_crt0_0): Do not call cygsid::init.
* security.cc (get_user_local_groups): Change the second argument type
to cygpsid.
2004-02-03 Christopher Faylor <cgf@redhat.com>
* cygtls.h (_local_storage::signamebuf): Increase size to prevent
overflow on really odd values.
* tlsoffsets.h: Regenerate.
2004-02-03 Christopher Faylor <cgf@redhat.com>
* Makefile.in (DLL_OFILES): Add strsig.o.
* cygtls.h (_local_storage::signamebuf): New element.
* sysconf.cc (sysconf): Implement _SC_RTSIG_MAX.
* tlsoffsets.h: Regenerate.
* include/limits.h (_POSIX_RTSIG_MAX): New define.
(RTSIG_MAX): Ditto.
* include/cygwin/signal.h (SIGRTMIN): New define.
(SIGRTMAX): Ditto.
(NSIG): Bump.
* strsig.cc: New file.
2004-02-03 Jason Tishler <jason@tishler.net>
* window.cc (Winmain): Show windows error code in error output when
RegisterClass fails.
2004-02-02 Christopher Faylor <cgf@redhat.com>
* fhandler.h (*::fixup_after_exec): Eliminate unused handle argument.
* fhandler.h (dtable::fixup_after_exec): Eliminate unused handle
argument.
* dcrt0.cc (dll_crt0_1): Reflect elimination of unused handle argument
to fixup_after_exec.
* dtable.cc (dtable::fixup_after_exec): Ditto.
* fhandler_console.cc (fhandler_console::fixup_after_exec): Ditto.
* fhandler_dsp.cc (fhandler_dsp::fixup_after_exec): Ditto.
* fhandler_raw.cc (fhandler_raw::fixup_after_exec): Ditto.
* fhandler_socket.cc (fhandler_socket::fixup_after_exec): Ditto.
* fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Ditto.
* pipe.cc (fhandler_pipe::fixup_after_exec): Ditto.
2004-02-02 Pierre Humblet <pierre.humblet@ieee.org>
* spawn.cc (spawn_guts): Do not set ciresrv.parent.
* child_info.h (child_info_spawn::~child_info_spawn): Do not close
parent. Update CURR_CHILD_INFO_MAGIC.
* dcrt0.cc (dll_crt0_0): Do not close spawn_info->parent. Pass NULL to
cygheap->fdtab.fixup_after_exec().
2004-02-02 Christopher Faylor <cgf@redhat.com>
Throughout, change name from set_inheritance to set_no_inheritance to
better reflect input arguments of this function.
* cygheap.h (CYGHEAPSIZE): Increase size of cygheap to something closer
to the 21st century.
2004-02-02 Corinna Vinschen <corinna@vinschen.de>
* cygerrno.h (set_errno): Replace semicolon with comma in non-DEBUGGING
version to avoid compile time error.
2004-02-01 Christopher Faylor <cgf@redhat.com>
* cygerrno.h (set_errno): Set global errno whenever setting thread
specific version.
* debug.cc (__set_errno): Ditto.
* exceptions.cc (handle_sigsuspend): Remove spurious
sig_dispatch_pending call.
(set_signal_mask): When there seem to be pending signals to dispatch,
tell signal_dispatch_pending/sig_send not to specifically call any
handlers.
* sigproc.h (sig_dispatch_pending): Change declaration to void.
* sigproc.cc (sig_dispatch_pending): Change definition to void. Take
an argument to determine whether to tell sig_send to wait for handler
to be called.
* sigproc.cc (sig_send): Don't call signal handler when sig ==
__SIGFLUSHFAST.
(wait_sig): Honor __SIGFLUSHFAST. Guard against sigpacket::process
nuking si_signo.
* sigproc.h (__SIGFLUSHFAST): Define new special signal.
(sig_dispatch_pending): Change declaration to void. Take optional
boolean argument.
* fork.cc (vfork): Add debugging output.
2004-01-26 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (sig_handle_tty_stop): Avoid races by waiting for both
signal_arrived and for sigCONT.
(sigpacket::process): Enforce sending of both signal_arrived and
sigCONT, where appropriate.
* gendef (sigreturn): Save tls pointer in ebx so that it can jump into
sigdelayed and use the same register.
2004-01-26 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_threadinfo::init_thread): Add more local reent stdio
initialization.
* dcrt0.cc (initial_env): Can it really be true that XP doesn't allow
attaching a debugger during DLL attach? Add temporary workaround.
(dll_crt0_0): Ensure that _impure_ptr stdio is initialized before any
threads.
(dll_crt0_1): Move _impure_ptr initialization to dll_crt0_0.
* exceptions.cc (try_to_debug): Reinstate old method for looping while
debugging.
* syscalls.cc (_cygwin_istext_for_stdio): Regularize debugging output.
Remove hopefully extraneous check.
(setmode_helper): Add debugging output for improbable case. Use
"binary" rather "raw" for consistency.
2004-01-25 Christopher Faylor <cgf@redhat.com>
* fhandler.cc (fhandler_base::fhaccess): Avoid always setting errno to
EACCESS when return value is < 0. Rely on errno being set properly.
2004-01-25 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (proc_subproc): Don't protect *child's* handle.
2004-01-24 Christopher Faylor <cgf@redhat.com>
* fhandler.h (fhandler_base::fhaccess): Return int for compatibility
with 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.
2004-01-23 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (init_cygheap::close_ctty): Protect YA vforkism.
* 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.
2004-01-23 Pierre Humblet <pierre.humblet@ieee.org>
* fhandler_socket.cc (fhandler_socket::create_secret_event): Avoid
creating multiple handles. Always allow event inheritance but set the
handle inheritance appropriately. Improve error handling.
(fhandler_socket::check_peer_secret_event): Improve error handling.
(fhandler_socket::close_secret_event): Simply call CloseHandle.
(fhandler_socket::set_close_on_exec): Set secret event inheritance.
2004-01-23 Christopher Faylor <cgf@redhat.com>
* configure.in: Remove NEWVFORK default.
* configure: Regenerate.
* dcrt0.cc: Conditionalize vfork stuff throughout.
* dtable.cc: Ditto.
* perthread.h: Ditto.
* pipe.cc (fhandler_pipe::close): Ditto.
* spawn.cc (spawnve): Ditto.
* syscalls.cc (setsid): Ditto.
* exceptions.cc (sigpacket::process): Use macro to refer to vfork pid.
* debug.cc (verify_handle): Define new function.
* debug.h (VerifyHandle): Define new macro.
(verify_handle): Declare new function
* fhandler.cc (fhandler_base::dup): Verify that dup'ed handle is not
supposed to be in use.
(fhandler_base::set_inheritance): Ditto.
(fhandler_base::fork_fixup): Ditto.
* fhandler_socket.cc (fhandler_socket::dup): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
* net.cc (set_socket_inheritance): Ditto.
* pinfo.cc (pinfo_fixup_after_exec): Ditto.
* sigproc.cc (proc_subproc): Ditto.
(sig_send): Ditto.
* spawn.cc (spawn_guts): Ditto.
* thread.cc (pthread::init_mainthread): Ditto.
* pipe.cc (fhandler_pipe::close): Close read_state with
ForceCloseHandle since it was protected.
(fhandler_pipe::fixup_after_exec): Protect read_state handle.
(fhandler_pipe::dup): Correctly close open handles on error condition.
Verify that dup'ed handle is not supposed to be in use.
(fhandler_pipe::create): Protect read_state.
2004-01-23 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (sig_handle_tty_stop): Fix boneheaded mistake by using
correct check for parent state rather than inverted check mistakenly
introduced on 2003-09-15.
2004-01-22 Brian Ford <ford@vss.fsi.com>
* fhandler_serial.cc (fhandler_serial::raw_write): Prevent a deadlock
when the input buffer overflows.
(fhandler_serial::raw_read): Correct to print the actual error and only
call PurgeComm when necessary.
2004-01-22 Christopher Faylor <cgf@redhat.com>
* dcrt0.cc (reent_data): Make global.
* cygwin.din: Reexport reent_data.
2004-01-22 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_threadinfo::remove): Don't assume that we are removing
_my_tls.
* exceptions.cc (setup_handler): Improve debugging output.
(call_signal_handler_now): Remove ill-advised debugger call.
* sigproc.cc (sigcomplete_main): Delete.
(sig_send): Honor FIXME and avoid using main thread's completion event
for everything or suffer races.
(pending_signals::add): Default stored mask to current process mask
rather than mask at time of signal send.
(wait_sig): Add debugging output.
* sigproc.h (sigpacket::mask_storage): Delete.
2004-01-22 Christopher Faylor <cgf@redhat.com>
* fhandler.cc (fhandler_base::open): Revert isfs change.
2004-01-21 Christopher Faylor <cgf@redhat.com>
* devices.in: Change raw com device to more correct form.
2004-01-21 Christopher Faylor <cgf@redhat.com>
* fhandler.cc (fhandler_base::open): Use major numbers rather than
device 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.
2004-01-21 Nicholas Wourms <nwourms@netscape.net>
* signal.cc (sigaction): Fix if-statement typo.
2004-01-21 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (handle_threadlist_exception): Change logic, improve
debugging output.
2004-01-21 Christopher Faylor <cgf@redhat.com>
* fhandler_tty.cc (fhandler_tty::ioctl): Semi-revert 2003-09-26 change
for TIOCSWINSZ. It is not an error for ioctl_request_event to be
missing.
2004-01-20 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (pending_signals::save): New function.
(pending_signals::restore): Ditto.
(sig_clear): Save/restore current queue pointer.
(wait_sig): Delete signals marked as such.
* sigproc.h (__SIGDELETE): New enum.
2004-01-20 Christopher Faylor <cgf@redhat.com>
* include/cygwin/version.h: Bump DLL minor number to 8.
* cygmalloc.h: Make more concessions to attempts to get debugging
malloc working.
* debug.h: Ditto.
* dlmalloc.cc: Ditto.
* dlmalloc.h: Ditto.
* malloc_wrapper.cc: Ditto.
* perthread.h (perthread::create): Use calloc to ensure zeroed memory.
2004-01-20 Christopher Faylor <cgf@redhat.com>
* sec_acl.cc (setacl): Make sure sd_ret is large enough.
2004-01-19 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (sigproc_terminate): Don't close sendsig handle when
execing since we're not closing what we think we're closing.
(sig_send): Improve debugging when exiting due to no_signals_available.
* wincap.h (wincaps::cant_debug_dll_entry): New element.
* wincap.cc: Implement above element throughout.
* dcrt0.cc (initial_env): Accommodate changes necessary to allow
initial debugging for systems which do not allow debugging in
dll_entry.
(dll_crt0_0): Add initial_env call back here.
* Makefile.in (install-man): Use mandir as target for installation.
2004-01-19 Christopher Faylor <cgf@redhat.com>
* include/cygwin/version.h: Bump DLL minor number to 7 (should have been
done earlier).
2004-01-19 Christopher Faylor <cgf@redhat.com>
* cygwin/include/signal.h: Add copyright notice.
* cygwin.din: Make clock SIGFE. Add clock_gettime, sigwaitinfo,
timer_create, timer_delete, timer_settime.
* include/cygwin/version.h: Reflect above additions.
* fork.cc (fork_child): Call fixup_timers_after_fork.
* signal.cc (sigwait): Remove unused variable.
* timer.cc: New file.
(clock_gettime): Define new function.
(timer_tracker): Define new struct used by timer functions.
(timer_tracker::timer_tracker): New function.
(to_us): New function.
(timer_thread): New function.
(timer_tracker::settime): New function.
(timer_create): New function.
(timer_settime): New function.
(timer_delete): New function.
(fixup_timers_after_fork): New function.
* cygthread.cc: Bump thread count.
2004-01-17 Christopher Faylor <cgf@redhat.com>
* signal.cc (sigwaitinfo): Define new function.
(sigwait): Redefine based on sigwaitinfo.
* include/cygwin/signal.h (sigwaitinfo): Declare.
(sigwait): Ditto.
2004-01-17 Christopher Faylor <cgf@redhat.com>
* dtable.cc (dtable::vfork_parent_restore): Avoid double close of ctty
when ctty == ctty_on_hold.
2004-01-16 Christopher Faylor <cgf@redhat.com>
* cygtls.h (_threadinfo::threadkill): New element.
(_threadinfo::set_threadkill): Declare new function.
(_threadinfo::reset_threadkill): Declare new function.
* dcrt0.cc (dcrt0_1): Call here so that it will be possible to attach
to running process with #(*& Windows Me/9x.
(initial_env): Try to initialize strace if uninitialized.
* gendef: Don't zero signal if threadkill is set since that will happen
in the called function.
* signal.cc (sigwait): Ensure cleanup in error conditions.
* sigproc.cc (sig_send): Clear packet mask storage.
(wait_subproc): Fill in child exit code in siginfo_t structure.
* thread.cc (pthread_kill): Set threadkill flag.
* tlsoffsets.h: Regenerate.
2004-01-16 Christopher Faylor <cgf@redhat.com>
Throughout, use siginfo_t to fill out all signal information for
"kernel" signals.
* cygtls.h (_threadinfo::set_siginfo): Declare new function.
* cygtls.cc (_threadinfo::set_siginfo): Define new function.
* dcrt0.cc (do_exit): Accommodate siginfo_t considerations.
* exceptions.cc (handle_exceptions): Ditto.
(sig_handle_tty_stop): Ditto.
(ctrl_c_handler): Use killsys() to send signal.
(sigpacket::process): Rename from sig_handle. Use siginfo_t field from
sigpacket for everything.
(tty_min::kill_pgrp): Accommodate siginfo_t considerations.
(fhandler_termios::bg_check): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::ioctl): Use killsys() to send signal.
* signal.cc (kill_worker): Rewrite to use siginfo_t second argument.
(kill_pgrp): Ditto.
(kill0): Define new function pulled from kill().
(kill): Rewrite as frontend to kill0.
(killsys): Define new function.
* sigproc.cc (sigelem): Eliminate.
(sigpacket): Move to sigproc.h. Subsume sigelem.
(pending_signals): Use sigpacket rather than sigelem for everything.
(sig_clear): Ditto.
(wait_sig): Ditto.
(sig_send): Rewrite to use siginfo_t argument.
(sig_send): New function wratpper to sig_send with siginfo_t argument.
(wait_subproc): Accommodate siginfo_t considerations.
* thread.cc (pthread_kill): Ditto.
* sigproc.h (sigpacket): Move here.
(sigpacket::process): Declare "new" function.
(sig_handle): Eliminate declaration.
(sig_send): Declare with new paramaters.
(killsys): Declare new function.
(kill_pgrp): Declare.
* winsup.h: Move some signal-specific stuff to sigproc.h.
* include/cygwin/signal.h: Tweak some siginfo_t stuff.
2004-01-16 Christopher Faylor <cgf@redhat.com>
* fhandler_console.cc (fhandler_console::close): Remove obsolete test
for vfork_cleanup.
* pipe.cc (fhandler_pipe::close): Add comment.
2004-01-16 Christopher Faylor <cgf@redhat.com>
* cygheap.cc (init_cygheap::close_ctty): Don't NULL ctty if it is still
active.
2004-01-16 Christopher Faylor <cgf@redhat.com>
* dtable.cc (dtable::vfork_parent_restore): Store ctty_on_hold prior to
calling close_all_files since it will be zeroed.
2004-01-15 Christopher Faylor <cgf@redhat.com>
* gentls_offsets: Reinstate unlink of temp files.
2004-01-14 Christopher Faylor <cgf@redhat.com>
* fhandler_console.cc (fhandler_console::close): Fix debugging output.
(fhandler_console::fixup_after_fork): Decrement open_fhs prior to call
to fhandler_console::open since this would cause incrementing too much
incrementing in child processes. (Probably needs to be handled more
elegantly someday)
(fhandler_console::fixup_after_exec): Ditto.
2004-01-14 Christopher Faylor <cgf@redhat.com>
* cygtls.h (_threadinfo::call): Remove regparm declaration to work
around compiler bug.
2004-01-13 Christopher Faylor <cgf@redhat.com>
* autoload.cc (TryEnterCriticalSection): Remove.
* dcrt0.cc (dll_crt0_0): Delete inappropriate setting of
_my_tls.stackptr to NULL since it has really bad consequences. Make
'si' an automatic variable.
2004-01-13 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_threadinfo::init_thread): Correct thinko which caused
thread list to be allocated every time.
* cygtls.h (CYGTLS_PADSIZE): Define as const int.
* sync.h: Make multiple inclusion safe.
(muto::next): Eliminate.
(muto::exiting_thread): New variable.
(muto::set_exiting_thread): New function.
(new_muto): Change to use different section for mutos since c++ give
inexplicable warning in some cases otherwise.
(new_muto1): Ditto.
* dcrt0.cc (do_exit): Call muto::set_exiting_thread here.
* sync.cc (muto_start): Eliminate.
(muto::acquire): Always give exiting thread a lock. Never give thread
a lock if exiting.
(muto::release): Ditto for releasing.
* dtable.cc (dtable::init_lock): Unline function and define here.
* dtable.h (lock_cs): Define as a muto since critical sections seem to
work oddly on Windows Me.
(lock): Accommodate switch to muto.
(unlock): Ditto.
* exceptions.cc (setup_handler): Don't worry about acquiring mutos
since that hasn't mattered for a long time.
(signal_exit): Ditto: muto stuff will be handled automatically on exit
now.
2004-01-12 Christopher Faylor <cgf@redhat.com>
* Makefile.in (DLL_IMPORTS): Link advapi32 to ensure proper DLL
initialization.
* autoload.cc (RegCloseKey): Arbitrarily choose this function as a
"seed" to pull the advapi32 link library in. So, comment out the
autoloading.
* cygtls.cc (_threadinfo::init_thread): Just clear CYGTLS_PADSIZE.
(_threadinfo::remove): Add debugging.
(_threadinfo::find_tls): Ditto.
* cygtls.h (_threadinfo::padding): Make zero length (for now?).
* dcrt0.cc (dll_crt0_0): Move more initialization here from dll_crt0_1.
(dll_crt0_1): See above.
* dtable.h (dtable::lock): Remove commented out critical section
locking.
* dtable.h (dtable::init_lock): Remove commented out critical section
locking.
* dtable.h (dtable::unlock): Remove commented out critical section
locking.
* exceptions.cc (interruptible): bool'ize.
* init.cc (threadfunc_fe): Revert to storing threadfunc at stack
bottom.
(munge_threadfunc): Ditto. Avoid adding overhead to
calibration_thread.
(prime_threads): Don't initialize tls stuff.
(dll_entry): Make minor change to initialization order.
* tlsoffsets.h: Regenerate.
* sigproc.cc (wait_sig): Add sanity check for end of process thread
exit.
* select.h: Make minor formatting change.
2004-01-10 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Add still more -fomit-frame-pointer functions.
* dtable.h (dtable::lock): New function.
(dtable::unlock): New function.
(dtable::init_lock): New function.
* cygheap.h (HEAP_TLS): Declare new enum value.
(init_cygheap::threadlist): Declare new array.
(init_cygheap::sthreads): Declare new variable.
(cygheap_fdmanip::~cygheap_fdmanip): Use new dtable lock/unlock
functions.
(cygheap_fdnew::cygheap_fdnew): Ditto.
(cygheap_fdget::cygheap_fdget): Ditto.
* dtable.cc (dtable_init): Initialize fdtab critical section.
(dtable::fixup_after_fork): Ditto.
(dtable::fixup_after_exec): Ditto.
(dtable::dup2): Use lock/unlock calls to protect access to fdtab.
(dtable::find_fifo): Ditto.
(dtable::fixup_before_fork): Ditto.
(dtable::fixup_before_exec): Ditto.
(dtable::set_file_pointers_for_exec): Ditto.
(dtable::vfork_child_dup): Ditto.
(dtable::vfork_parent_restore): Ditto.
* syscalls.cc (close_all_files): Ditto.
* sync.h (muto::acquired): Declare new function.
(new_muto1): Declare new macro used to specify name of muto storage.
* sync.cc (muto::acquired): Define new function.
* cygthread.cc (cygthread::stub): Remove signal chain removal call
since it is handled during initialization now.
* cygthread.cc (cygthread::simplestub): Remove signal chain removal
call since it is handled during initialization now.
* cygtls.cc (sentry): New class used for locking. Use throughout.
(_threadinfo::reset_exception): Don't pop stack.
(_threadinfo::find_tls): Move from exceptions.cc.
(_threadinfo::init_thread): Initialize array of threads rather than
linked list. Take second argument indicating thread function for this
thread.
(_threadinfo::remove): Search thread array rather than linked list.
Use sentry to lock. Only unlock if we got the lock.
(_threadinfo::find_tls): Ditto for first two.
(handle_threadlist_exception): Handle exceptions when manipulating the
thread list in case of premature thread termination.
(_threadinfo::init_threadlist_exceptions): Ditto.
* cygtls.h (TLS_STACK_SIZE): Decrease size.
(_threadinfo::padding): Add element to avoid overwriting lower part of
stack.
(_threadinfo::remove): Add a "wait" argument to control how long we
wait for a lock before removing.
* exceptions.cc (init_exception_handler): Make global. Take argument
to control exception handler being set.
(ctrl_c_handler): Wait forever when removing self from signal chain.
(_threadinfo::find_tls): Move to cygtls.cc.
(sig_handle): Reorganize detection for thread-specific signals.
* heap.cc (heap_init): Rework slightly. Make fatal error more verbose.
Remove malloc initialization since it can't happen during dll attach.
* init.cc (search_for): Move address to search for on stack here.
(threadfunc_ix): Ditto for stack offset. Make shared so that stack
walk potentially only has to be done once when cygwin processes are
running.
(threadfunc_fe): Use standard tls to store thread function (may change
back later).
(calibration_thread): New function. Potentially called to find
threadfunc_ix.
(munge_threadfunc): Search for "search_for" value on stack. Output
warning when thread func not found on stack. Use standard tls to store
thread function.
(prime_threads): New function. Called to prime thread front end.
(dll_entry): Call dll_crt0_0 here when DLL_PROCESS_ATTACH. Call
prime_threads here. Try to remove thread from signal list here.
* sigproc.cc (wait_sig): Initialize threadlist exception stuff here.
* thread.cc (pthread::exit): Pass argument to signal list remove
function.
* thread.h: Remove obsolete *ResourceLock defines.
* tlsoffsets.h: Regenerate.
* winsup.h (spf): Define temporary debug macro to be deleted later.
* dcrt0.cc (dll_crt0_0): New function, called during DLL
initialization. Mainly consists of code pulled from dll_crt0_1.
(dll_crt0_1): See above.
(_dll_crt0): Wait for initial calibration thread to complete, if
appropriate. Move some stuff to dll_crt0_0.
(initialize_main_tls): Accommodate argument change to
_thread_info::init_thread.
* fork.cc (fork_child): Ditto.
(sync_with_child): Fix debug message.
* external.cc (cygwin_internal): Remove special considerations for
uninitialized dll since initialization happens during dll attach now.
* dlfcn.cc (dlopen): Remove obsolete *ResourceLock calls.
(dlclose): Ditto.
2004-01-05 Christopher Faylor <cgf@redhat.com>
* cygheap.h (init_cygheap::close_ctty): Declare new function.
* cygheap.cc (init_cygheap::close_ctty): Define new function.
* syscalls.cc (close_all_files): Use close_ctty.
(setsid): Ditto.
* cygthread.cc (cygthread::stub): Remove exception initialization.
* cygthread.cc (cygthread::stub): Remove exception initialization.
(cygthread::simplestub): Ditto.
* thread.cc (pthread::thread_init_wrapper): Ditto.
* cygtls.cc (_last_thread): Make static.
(_threadinfo::call2): Initialize exception handler here.
(_threadinfo::find_tls): Move here.
* exceptions.cc (_threadinfo::find_tls): Move.
* dcrt0.cc (__api_fatal): Add prefix info to message here rather than
including it in every call to function.
* winsup.h (api_fatal): Accommodate above change.
* debug.cc (add_handle): Don't do anything if cygheap not around.
(mark_closed): Ditto.
* dll_init.cc (dll_list::detach): Fix debug output.
* fork.cc (sync_with_child): Ditto.
(vfork): Improve debug output.
* heap.cc (heap_init): Ditto.
* exceptions.cc (try_to_debug): Clarify message when debugger attaches.
2004-01-03 Christopher Faylor <cgf@redhat.com>
* exceptions.cc (_threadinfo::interrupt_now): Avoid double call to
sigdelayed.
* pinfo.cc (_pinfo::commune_send): Avoid inexplicable test which caused
most pids to be shown as "<defunct>" on Win9x.
2004-01-02 Christopher Faylor <cgf@redhat.com>
* cygheap.h (init_cygheap): Play more vfork shell games and move
ctty_on_hold and open_fhs_on_hold (back) here.
* dcrt0.cc (_dll_crt0): Just set impure_ptr_ptr here and let later
initialization deal with tls.
* dtable.cc (dtable::vfork_child_fixup): Move ctty considerations here.
(dtable:vfork_parent_restore): And here.
* fork.cc (vfork): Reflect change to ctty handling.
* perthread.h (vfork_save::fhctty): Eliminate.
* cygwin.din: Make more exports NOSIGFE that will never be interrupted
by a signal.
* init.cc (dll_entry): Set stackptr to NULL to catch problems earlier.
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