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newlib-cygwin/winsup/cygwin/ChangeLog

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2012-03-29 Christopher Faylor <me.cygwin2012@cgf.cx>
* fhandler_console.cc (fhandler_console::set_unit): Don't succeed
unless we are opening a console actually associated with this process.
2012-03-29 Corinna Vinschen <corinna@vinschen.de>
* sec_acl.cc (acl32): Fix potential crash if build_fh_name returns NULL.
2012-03-29 Christopher Faylor <me.cygwin2012@cgf.cx>
* exceptions.cc (ctrl_c_handler): Don't generate a SIGINT if we've
execed a non-cygwin process. Let the Windows process deal with it
itself.
2012-03-28 Christopher Faylor <me.cygwin2012@cgf.cx>
* sigproc.cc (proc_terminate): Avoid releasing myself.
2012-03-28 Corinna Vinschen <corinna@vinschen.de>
* times.cc (clock_setres): Set minperiod to period.
2012-03-27 Corinna Vinschen <corinna@vinschen.de>
* fhandler_process.cc (process_tab): Add entry for mountinfo.
(format_process_mountstuff): New function, derived from
format_process_mounts. Only open another user's user_info shared
memory area if the process is owned by another user. Actually
access the opened shared user_info to get the right mount table.
For other users, don't print remote cygdrive mount points. Print
mountinfo or mounts output depending on the bool mountinfo argument.
(format_process_mounts): Just call format_process_mountstuff with
mountinfo set to false.
(format_process_mountinfo): Ditto with mountinfo set to true.
2012-03-27 Corinna Vinschen <corinna@vinschen.de>
* times.cc (clock_setres): Revert previous change.
2012-03-26 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_dev_clipboard): Add fstat method.
* fhandler_clipboard.cc (cygcb_t): New type for Cygwin-specific
clipboard format.
(set_clipboard): Use new clipboard format to allow setting a timestamp.
(fhandler_dev_clipboard::fstat): New method. Read modification and
access timestamp as well as length from clipboard data.
(fhandler_dev_clipboard::read): Use new clipboard format.
2012-03-26 Corinna Vinschen <corinna@vinschen.de>
* hires.h (hires_ms::dmsecs): Drop unused method.
* times.cc (JITTER): Remove.
(gtod): Revert to process-local variable.
(hires_ms::nsecs): Just return system time to disallow discrepancy with
the OS.
(hires_ms::resolution): Return coarsest timer value from OS. Add
comment to explain why.
(clock_setres): Ditto.
2012-03-21 Christopher Faylor <me.cygwin2012@cgf.cx>
* child_info.h: Reset magic number.
2012-03-21 Christopher Faylor <me.cygwin2012@cgf.cx>
* child_info.h (child_info::postfork): Define new function.
* fork.cc (frok::parent): Call postfork to do all of the manipulation
required prior to calling pinfo::remember.
* pinfo.h (pinfo::set_rd_proc_pipe): Just set pinfo's rd_proc_pipe.
Don't bother setting it to NULL.
* sigproc.cc (child_info_spawn::wait_for_myself): Call postfork to set
up myself for waiting.
* spawn.cc (child_info_spawn::worker): Avoid now-unnecessary global
lock. Consistently test mode rather than chtype when making
wr_proc_pipe decisions. Call postfork() to set up stuff prior to
pinfo::remember.
2012-03-21 Corinna Vinschen <corinna@vinschen.de>
* cygtls.cc (well_known_dlls): Add advapi32.dll.
2012-03-21 Christopher Faylor <me.cygwin2012@cgf.cx>
* child_info.h: Reset magic number.
(child_info_spawn::wait_for_myself): Move function to sigproc.cc.
* pinfo.cc (is_toplevel_proc): Delete unneeded variable.
* sigproc.cc (child_info_spawn::wait_for_myself): Move function from
header to here. Do all setup required to properly wait for top-level
execed process to exit.
* spawn.cc (child_info_spawn::worker): Attempt to properly handle
_P_DETACH. Set wr_proc_pipe if top-level process even when execing.
Just call wait_for_myself() to... wait for myself. Don't call cleanup
twice.
2012-03-21 Christopher Faylor <me.cygwin2012@cgf.cx>
* pinfo.cc (proc_waiter): Remove debugging.
2012-03-20 Christopher Faylor <me.cygwin2012@cgf.cx>
* dtable.cc (set_std_handle): Call SetStdHandle with NULL if fd is
closed.
(dtable::release): "Close" standard handle if appropriate.
* dcrt0.cc (dll_crt0_0): Fix minor switch formatting problem.
* fork.cc (frok::parent): Make minor comment indentation change.
2012-03-20 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (lseek): Fix debug output.
2012-03-20 Christian Franke <franke@computer.org>
* ntdll.h (SharedUserData): Add volatile qualifier. This fixes a
possible infinite loop in hires_ms::timeGetTime_ns.
2012-03-20 Corinna Vinschen <corinna@vinschen.de>
* include/cygwin/socket.h: Fix definitions of MCAST_INCLUDE and
MCAST_EXCLUDE.
2012-03-20 Christopher Faylor <me.cygwin2012@cgf.cx>
* child_info.h (CURR_CHILD_INFO_MAGIC): Reset.
(child_info::rd_proc_pipe): Declare new field.
(child_info::wr_proc_pipe): Ditto.
(child_info::prefork): Declare new function, derived from previous
pinfo version.
* dcrt0.cc (child_info_fork::handle_fork): Close previous wr_proc_pipe
when appropriate and assign new one from passed-in child_info block.
(child_info_spawn::handle_spawn): Assign our wr_proc_pipe handle from
passed-in child_info block.
* fork.cc (child_info::prefork): Define new function.
(frok::child): Clear rd_proc_pipe and wr_proc_pipe so they will not be
closed by the child_info destructor.
(frok::parent): Use child_info prefork handling, outside of retry loop.
Set rd_proc_pipe in child's pinfo after successful CreateProcess.
Eliminate postfork call.
* globals.cc (my_wr_proc_pipe): Define/declare new variable.
* pinfo.cc (pinfo::pending_rd_proc_pipe): Delete.
(pinfo::pending_wr_proc_pipe): Ditto.
(pinfo::prefork): Ditto.
(pinfo::postfork): Ditto.
(pinfo::postexec): Ditto.
(pinfo::wait): Assume that rd_proc_pipe is set up correctly prior to
call.
(_pinfo::alert_parent): Replace "wr_proc_pipe" with "my_wr_proc_pipe".
* pinfo.h (_pinfo::_wr_proc_pipe): Delete declaration.
(_pinfo::set_rd_proc_pipe): Define new function.
(pinfo::pending_rd_proc_pipe): Delete declaration.
(pinfo::pending_wr_proc_pipe): Ditto.
(pinfo::prefork): Ditto.
(pinfo::postfork): Ditto.
(pinfo::postexec): Ditto.
(pinfo::wr_proc_pipe): Ditto.
* sigproc.cc (child_info::child_info): Clear rd_proc_pipe and
wr_proc_pipe.
(child_info::cleanup): Close rd_proc_pipe and
wr_proc_pipe if necessary.
(child_info_fork::child_info_fork): Set forker_finished to NULL by
default.
(child_info_spawn::child_info_spawn): Use my_wr_proc_pipe rather than
myself->wr_proc_pipe.
(child_info::sync): Ditto.
(child_info_spawn::cleanup): Call child_info::cleanup.
* spawn.cc (child_info_spawn::worker): Remove call to myself.prefork().
Set wr_proc_pipe when execing or set up new rd_proc_pipe/wr_proc_pipe
via child_info::prefork when spawning. Remove call to pinfo::postexec.
Set rd_proc_pipe in child pinfo when spawning. Use my_wr_proc_pipe
rather than myself->wr_proc_pipe. Remove call to postfork.
2012-03-19 Christopher Faylor <me.cygwin2012@cgf.cx>
* pinfo.cc (pinfo_init): Cosmetic change: unset "destroy" for myself.
(pinfo::wait): Change some comments.
(pinfo::prefork): Move a comment.
(pinfo::postfork): Set pending_*_pipe variables to NULL if closed.
(pinfo::postexec): Use right name when closing handle.
(_pinfo::alert_parent): Ditto.
* sigproc.h (hold_everything): Remove debugging label.
2012-03-19 Christopher Faylor <me.cygwin2012@cgf.cx>
* cygserver_ipc.h: Include sigproc.h for signal_arrived declaration.
2012-03-19 Christopher Faylor <me.cygwin2012@cgf.cx>
* cygprops.h: Use #pragma once.
* mkglobals_h: Ditto for generated globals.h file.
* globals.cc: Use specific NO_GLOBALS_H flag to control inclusion of
globals.h.
* winsup.h: Honor NO_GLOBALS_H to control inclusion of globals.h. Make
clear_procimptoken extern inline so that it is only defined when
needed.
2012-03-19 Corinna Vinschen <corinna@vinschen.de>
* thread.cc (cancelable_wait): Don't malloc tbi, just make it a struct
on the stack to avoid memory leak.
2012-03-19 Christopher Faylor <me.cygwin2012@cgf.cx>
* pinfo.cc (pinfo::wait): Handle case where prefork was not called
prior to calling wait(). This is the case when we are reabsorbing
processes after being execed.
2012-03-16 Christopher Faylor <me.cygwin2012@cgf.cx>
* fork.cc (lock_signals): Move to sigproc.h.
(lock_pthread): Ditto.
(hold_everything): Ditto.
(frok::parent): Call myself.prefork() just before calling
CreateProcess. Call myself.postfork () on function exit.
* pinfo.cc (pinfo::pending_rd_proc_pipe): Define.
(pinfo::pending_wr_proc_pipe): Ditto.
(_pinfo::dup_proc_pipe): Delete.
(pinfo::wait): Move pipe creation into pinfo::prefork. Set pipe
variables from pending_*.
(_pinfo::sync_proc_pipe): Delete.
(_pinfo::proc_pipe_owner): Ditto.
(pinfo::prefork): Define new function.
(pinfo::postfork): Ditto.
(pinfo::postexec): Ditto.
(_pinfo::alert_parent): Remove obsolete call to sync_proc_pipe.
(_pinfo::dup_proc_pipe): Delete declaration.
(_pinfo::sync_proc_pipe): Ditto.
(pinfo::pending_rd_proc_pipe): Declare.
(pinfo::pending_wr_proc_pipe): Ditto.
(pinfo::prefork): Declare new function.
(pinfo::postfork): Ditto.
(pinfo::postexec): Ditto.
(pinfo::wr_proc_pipe): Define new wrapper function.
* sigproc.h: Include "sync.h". Move locking functions from fork to
here.
* spawn.cc (child_info_spawn::worker): Delete now-unneeded requirement
to record orig_wr_proc_pipe. Call hold_everything prior to doing
anything. Call myself.prefork() if spawning. Replace wr_proc_pipe
synchronization with call to myself.postexec(). Call myself.postfork()
if not execing.
* sync.h: Replace #ifdef wrapper with "#pragma once".
2012-03-13 Corinna Vinschen <corinna@vinschen.de>
* hookapi.cc (hook_or_detect_cygwin): Change condition when to use
importRVAMaxSize or importRVASize for the mapping size. Make sure
to map never more than the section size. Change comments accordingly.
2012-03-13 Corinna Vinschen <corinna@vinschen.de>
* include/netdb.h (h_errno): Add self-referencing macro and comment.
2012-03-12 Corinna Vinschen <corinna@vinschen.de>
Christopher Faylor <me.cygwin2012@cgf.cx>
* fhandler.h (wait_return): Add overlapped_nullread.
* fhandler.cc (fhandler_base_overlapped::wait_overlapped): Detect
zero-byte read as a special case.
(fhandler_base_overlapped::raw_read): Keep looping when zero-byte read
detected without EOF.
(fhandler_base_overlapped::raw_write): Quiet gcc warning by adding
overlapped_nullread to switch statement even though it will never
actually be hit.
2012-03-10 Christopher Faylor <me.cygwin2012@cgf.cx>
* dtable.cc (fh_alloc): Treat pc.dev as unsigned.
* fhandler_console.cc (fhandler_console::set_unit): Use lock always to
avoid races between competing cygwin processes running on the console.
2012-03-09 Corinna Vinschen <corinna@vinschen.de>
* hookapi.cc (find_first_notloaded_dll): Fix a compiler warning.
2012-03-09 Corinna Vinschen <corinna@vinschen.de>
* hookapi.cc (rvadelta): Add parameter to return maximum available
size from start of import RVA table to end of section.
(find_first_notloaded_dll): Take big executables into account. Use
offset and size computation as in hook_or_detect_cygwin, just simpler.
(hook_or_detect_cygwin): Return NULL rather than false througout.
Change computation of required mapping size to take non-gcc compilers
into account. Explain the differences and what we do against them.
Don't alloca buf if fn is NULL. Never use buf if fn is NULL.
2012-03-08 Corinna Vinschen <corinna@vinschen.de>
* net.cc (call_gaa): New thread function to call GetAdaptersAddresses.
(get_adapters_addresses): Call call_gaa. If necessary, call it as
child thread. Explain why that's necessary.
2012-03-08 Václav Zeman <vhaisman@gmail.com>
* path.cc (readlink): Avoid calling strlen() twice.
2012-03-07 Corinna Vinschen <corinna@vinschen.de>
* Throughout, replace usage of w32api's min with MIN from sys/param.h.
2012-03-07 Christopher Faylor <me.cygwin2012@cgf.cx>
* pinfo.cc (_pinfo::dup_proc_pipe): Reorganize to provide more
information for failing condition.
(pinfo::wait): Pass name of function to dup_proc_pipe. Eliminate error
check for dup_proc_pipe since it never actually returned an error.
* pinfo.h (_pinfo::dup_proc_pipe): Add an argument.
* spawn.cc (child_info_spawn::worker): Pass name of function to
dup_proc_pipe.
2012-03-07 Corinna Vinschen <corinna@vinschen.de>
* glob.cc (MAXPATHLEN): Reinstantiate with a value of 8192.
2012-03-05 Denis Excoffier <cygwin@Denis-Excoffier.org>
* pinfo.cc (_pinfo::dup_proc_pipe): Fix order of arguments in debug
output.
2012-03-05 Corinna Vinschen <corinna@vinschen.de>
* init.cc (dll_entry): Move wincap.init call back from here...
* dcrt0.cc (dll_crt0_0): ...to here.
2012-03-05 Corinna Vinschen <corinna@vinschen.de>
* cygheap.h (enum fcwd_version_t): Move here from path.cc.
(class fcwd_access_t): Ditto. Only declare methods.
(class cwdstuff): Move fast_cwd_ptr and fast_cwd_version from shared
DLL section here.
* path.cc: Keep fcwd_access_t method definitions.
(fcwd_access_t::fast_cwd_version): New method.
(find_fast_cwd_pointer): Change comment. Mention test on W8CP.
(cwdstuff::init): Initialize fast_cwd_ptr and fast_cwd_version.
2012-03-05 Corinna Vinschen <corinna@vinschen.de>
* dll_init.cc (dll_list::operator[]): Extend comment a bit more to
explain previous patch.
2012-03-04 Corinna Vinschen <corinna@vinschen.de>
* dll_init.cc (dll_list::alloc): Compare linked DLLs by basename only.
Explain why. Add code to check if a DLL with the same basename but
different path is the same DLL. Bail out if not.
(in_load_after_fork): New static NO_COPY bool to allow to differ
between linked and loaded DLL at fork.
(dll_list::load_after_fork): Set in_load_after_fork accordingly.
(dll_dllcrt0_1): Don't treat DLL as linked if in_load_after_fork is set.
Drop test for in_forkee.
2012-03-04 Corinna Vinschen <corinna@vinschen.de>
* dll_init.cc: Revert pathname changes from 2012-02-08.
(dll_list::operator[]): Add long comment to explain the misery.
(dll_list::alloc): Skip long pathname prefix potentially returned by
GetModuleFileNameW.
* dll_init.h (dll_list::find_by_modname): Add back declaration.
2012-03-04 Corinna Vinschen <corinna@vinschen.de>
* winver.rc: Bump copyright date.
2012-03-03 Christopher Faylor <me.cygwin2012@cgf.cx>
* fhandler_console.cc (fhandler_console::dup): Only set ctty when we
haven't specifically called setsid.
* fhandler_tty.cc (fhandler_pty_slave::dup): Ditto. Also add comment
documenting research into rxvt problem.
* fhandler_termios.cc (fhandler_termios::tcsetpgrp): Don't check
specifically for myself->ctty == -1. Test for > 0 as that is the
correct test.
(fhandler_termios::sigflush): Ditto.
2012-03-02 Corinna Vinschen <corinna@vinschen.de>
* flock.cc (allow_others_to_sync): Reorder conditional expression to
check for DACL presence first, since otherwise dacl pointer value is
undefined. Add comment.
2012-03-02 Corinna Vinschen <corinna@vinschen.de>
* flock.cc (allow_others_to_sync): Use RtlGetDaclSecurityDescriptor
rather than accessing the SECURITY_DESCRIPTOR structure directly.
Take no DACL and NULL DACL into account.
2012-03-02 Corinna Vinschen <corinna@vinschen.de>
* fhandler_console.cc (fhandler_console::input_tcsetattr): Revert
previous patch.
(fhandler_console::open_setup): Install Ctrl-C handler here, if this
console is the controlling tty and the process hasn't been started by
a Cygwin process.
2012-03-02 Corinna Vinschen <corinna@vinschen.de>
* fhandler_console.cc (fhandler_console::input_tcsetattr): Set the
state of the Ctrl-C handler depending on the setting of
ENABLE_PROCESSED_INPUT.
2012-02-28 Eric Blake <eblake@redhat.com>
* include/sys/termios.h (tcgetsid): Fix return type.
* termios.cc (tcgetsid): Likewise.
* fhandler_termios.cc (fhandler_termios::tcgetsid): Likewise.
* fhandler.h (fhandler_base): Likewise.
* fhandler.cc (fhandler_base::tcgetsid): Likewise.
2012-02-28 Corinna Vinschen <corinna@vinschen.de>
* cygtls.cc (well_known_dlls): Add shlwapi.dll.
2012-02-27 Corinna Vinschen <corinna@vinschen.de>
* cygtls.cc (dll_cmp): New comparison function for bsearch.
(well_known_dlls): New array containing well-known DLLs.
(_cygtls::call2): Add code for BLODA detection.
* net.cc (fdsock): Ditto.
2012-02-26 Corinna Vinschen <corinna@vinschen.de>
* environ.cc (enum settings): Add setbool. Rename justset to setdword
to avoid future problems.
(struct parse_thing): Change all justset to setbool for bool variables.
(parse_options): Add a case for setbool setting for bool variables
since justset (now setdword) always writes a DWORD value, thus
overwriting adjacent memory locations.
* external.cc (cygwin_internal): Drop extern declaration.
2012-02-26 Corinna Vinschen <corinna@vinschen.de>
* environ.cc (dos_file_warning): Drop declaration.
(ignore_case_with_glob): Ditto.
(allow_winsymlinks): Ditto.
(reset_com): Move definition to globals.cc.
(struct parse_thing): Add "detect_bloda" option.
* fhandler_serial.cc (fhandler_serial::open): Drop (incorrect)
declaration of reset_com.
* globals.cc (ignore_case_with_glob): Move definition into C++-only
block.
(dos_file_warning): Define.
(allow_winsymlinks): Define.
(reset_com): Define.
(detect_bloda): Define.
* path.cc (dos_file_warning): Drop definition here.
(allow_winsymlinks): Drop definition here.
2012-02-26 Corinna Vinschen <corinna@vinschen.de>
* flock.cc (LOCK_DIR_NAME_FMT): Define.
(LOCK_DIR_NAME_LEN): Define.
(LOCK_DIR_NAME_DEV_OFF): Define.
(LOCK_DIR_NAME_INO_OFF): Define.
(LOCK_OBJ_NAME_FMT): Define. Add comment.
(class lockf_t): Use bitsize-explicit types. Declare from_obj_name,
(class inode_t): Make use, unuse and inuse methods public. Add a
lock argument to get method declaration.
(inode_t::get): Add lock argument. Only lock node if lock arg is true.
(inode_t::inode_t): Use LOCK_DIR_NAME_FMT as format string.
(lockf_t::from_obj_name): New method to generate lockf_t content from
lock event object basename.
(inode_t::get_all_locks_list): Just call from_obj_name here and copy
result into final lockf_t.
(create_lock_obj_attr): Use LOCK_OBJ_NAME_FMT as format string.
(create_lock_in_parent): New thread function to create lockf_t
structure in parent process.
(delete_lock_in_parent): New thread function to reap stale BSD locks in
parent process.
(lockf_t::create_lock_obj): Try to duplicate lock object handle into
parent process and call create_lock_in_parent as parent remote thread.
(lockf_t::del_lock_obj): Call delete_lock_in_parent as parent remote
thread.
(fhandler_disk_file::lock): Add lock arg to inode_t::get call.
2012-02-25 Christopher Faylor <me.cygwin2012@cgf.cx>
* include/cygwin/version.h (CYGWIN_VERSION_DLL_MINOR): Bump to 12.
2012-02-21 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
* cygwin.din (scandirat): Export.
* posix.sgml (std-gnu): Add scandirat.
* syscalls.cc (scandirat): New function.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
* include/sys/dirent.h (scandirat): Declare.
2012-02-21 Corinna Vinschen <corinna@vinschen.de>
Based on an idea from Nick Lowe <nick.lowe@gmail.com>:
* shared.cc (shared_info::init_obcaseinsensitive): Check actual state
of case sensitivity on post-Windows 2000 systems.
* wincap.h (wincaps::kernel_is_always_casesensitive): New element.
* wincap.cc: Implement above element throughout.
2012-02-20 Corinna Vinschen <corinna@vinschen.de>
* flock.cc (inode_t::del_my_locks): Drop useless counter lc. Close
lock object handle explicitely in case of called during fork. Add
comment to explain why.
* fork.cc (frok::child): Drop declaration of fixup_lockf_after_fork.
2012-02-17 Corinna Vinschen <corinna@vinschen.de>
* timer.cc (getitimer): Don't create another local ret variable in
timer_gettime calling branch. Simplify conditional since timer_gettime
always returns 0 or -1 anyway.
2012-02-17 Corinna Vinschen <corinna@vinschen.de>
* ntdll.h (struct _PEB): Add EnvironmentUpdateCount member.
* spawn.cc (child_info_spawn::worker): Speed up job recognition. Expand
comment to explain every little detail and so we never forget.
* wincap.h (wincaps::has_program_compatibility_assitant): New element.
* wincap.cc: Implement above element throughout.
2012-02-17 Corinna Vinschen <corinna@vinschen.de>
* mount.cc (get_disk_type): Drop unneeded toupper call. Convert case
constants to wide chars.
2012-02-16 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (NetUseGetInfo): Define.
* fhandler_disk_file.cc (fhandler_cygdrive::opendir): Rename flptst
to drive. Call new get_disk_type function rather than is_floppy and
check SMB drives with the NetUseGetInfo function. Explain why.
* mount.cc (get_disk_type): New function to evaluate disk type from
native NT device name.
(is_floppy): Remove.
* mount.h (enum disk_type): Define.
(get_disk_type): Declare.
* path.h (is_floppy): Drop declaration.
2012-02-15 Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc: Revert change from 2012-02-13 which used the
Windows-provided stack rather than an own stack created in
CygwinCreateThread.
(struct thread_wrapper_arg): Rename commitsize to stacklimit.
(CygwinCreateThread): Rename commitsize to real_stacklimit.
2012-02-15 Corinna Vinschen <corinna@vinschen.de>
* dtable.cc (dtable::init_std_file_from_handle): Use tmp_pathbuf for
name.
(handle_to_fn): Ditto for device. Fix size in QueryDosDeviceW call.
2012-02-15 Christopher Faylor <me.cygwin2012@cgf.cx>
* smallprint.cc (tmpbuf): Declare new class holding a static buffer,
protected by a lock.
(__small_vsprintf): Use tmpbuf to hold large buffer.
(__small_vswprintf): Ditto.
2012-02-15 Corinna Vinschen <corinna@vinschen.de>
* flock.cc (lf_setlock): Add timeout variable and set before calling
WFMO. Drop debug output if process is not available. Set timeout to
0 instead. Document timeout 0 in WFMO comment.
(lf_getblock): Drop invalid F_POSIX lock type shortcut. Only return
overlap if event is not signalled. Fix comment.
2012-02-14 Christopher Faylor <me.cygwin2012@cgf.cx>
* pinfo.cc (_pinfo::set_ctty): Revert 2012-02-07 change to skip
function if tty in question == our ctty.
* syscalls.cc (setsid): Avoid two function calls.
* dtable.cc (dtable::dup_worker): Remove debugging.
* init.cc (search_for): Calculate for every new process rather than
using shared value.
(threadfunc_ix): Fill in for every new process rather than sing shared
value.
2012-02-14 Corinna Vinschen <corinna@vinschen.de>
* fhandler_disk_file.cc (fhandler_cygdrive::fstat): Don't bother to
set st_nlink correctly, just set it to 1 to avoid potential network
timeouts.
2012-02-14 Corinna Vinschen <corinna@vinschen.de>
* flock.cc (lf_setlock): Don't close waited lock object handle before
we own the node lock. Fix comment.
2012-02-14 Corinna Vinschen <corinna@vinschen.de>
* cygheap.cc (init_cygheap::init_installation_root): Convert function
init_installation_root into a cygheap method.
* cygheap.h (struct init_cygheap): Move installation_root,
installation_key, and installation_key_buf from shared
.cygwin_dll_common DLL section to cygheap. Declare new method
init_installation_root.
* dtable.cc (handle_to_fn): Accommodate the move of installation strings
to the cygheap.
* external.cc (cygwin_internal): Ditto.
* fhandler_console.cc (fhandler_console::open_shared_console): Ditto.
* fhandler_mailslot.cc (fhandler_mailslot::get_object_attr): Ditto.
* fhandler_tty.cc: Ditto, throughout.
* mount.cc (mount_info::init): Ditto.
* pipe.cc (fhandler_pipe::create): Ditto.
* shared.cc: Ditto, throughout.
(installation_root): Remove.
(installation_key): Move to cygheap.
(installation_key_buf): Ditto.
(installation_root_inited): Remove.
(SPIN_WAIT): Remove.
(init_installation_root): Move to cygheap.
(memory_init): Call cygheap->init_installation_root right after
cygheap->user.init. Drop call of init_installation_root function.
* shared_info.h (init_installation_root): Drop declaration.
(installation_root): Ditto.
(installation_key): Ditto.
* uinfo.cc (pwdgrp::load): Accommodate the move of installation strings
to the cygheap.
2012-02-14 Corinna Vinschen <corinna@vinschen.de>
* thread.cc: Drop including unused headers.
2012-02-13 Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (struct thread_wrapper_arg): Convert char * to PBYTE.
Change related casts throughout.
(thread_wrapper): Only do the thread change if the application provided
the stack. Otherwise, just use the Windows-provided stack. Set up
POSIX guardpage here, if necessary. Move related comment from
CygwinCreateThread here.
(CygwinCreateThread): Never allocate and set up own stack here. Just
compute stack size to reserve and use value in CreateThread call if
stack hasn't been provided by the application.
2012-02-13 Corinna Vinschen <corinna@vinschen.de>
* Makefile.in (clean): Remove non-existant regexp dir.
* collate.h: New header.
(__collate_range_cmp): Declare.
(__collate_load_error): Define.
* glob.cc: Pull in latest version from FreeBSD. Simplify and reduce
Cygwin-specific changes.
* regex/regcomp.c: Include collate.h on Cygwin as well.
(__collate_range_cmp): Move from here...
* nlsfuncs.cc (__collate_range_cmp): ...to here.
* miscfuncs.cc (thread_wrapper): Fix typo in comment.
(CygwinCreateThread): Take dead zone of Windows stack into account.
Change the way how the stack is commited and how to handle guardpages.
Explain how and why.
* thread.h (PTHREAD_DEFAULT_STACKSIZE): Change definition. Explain why.
2012-02-12 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
* include/pthread.h: Include time.h as required by POSIX.
2012-02-12 Christopher Faylor <me.cygwin2012@cgf.cx>
* exception.h (stackdump): Declare.
* exceptions.cc (stackdump): Rework to perform all operations needed
for a stackdump and to avoid recursion.
(exception::handle): Use simplified stackdump interface.
* sigproc.cc (signal::exit): Ditto. Delete now, uneeded declaration.
2012-02-11 Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (DEFAULT_STACKSIZE): Remove.
(CygwinCreateThread): Simplify code by assuming that now stack-related
input values are undefined. Set stack protection to PAGE_READWRITE,
as is default on Windows. Add lengthy comment to explain POSIX
guardpage.
* thread.cc (pthread_attr::pthread_attr): Initialize stacksize as
PTHREAD_DEFAULT_STACKSIZE. Initialize guardsize as
PTHREAD_DEFAULT_GUARDSIZE.
* thread.h (PTHREAD_DEFAULT_STACKSIZE): Define. Add comment to explain.
(PTHREAD_DEFAULT_GUARDSIZE): Define.
2012-02-10 Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (DEFAULT_STACKSIZE): Set to 1 Megs. Drop comment about
RLIMIT_STACK.
* registry.cc (get_registry_hive_path): Expect the user hive path to
be never longer than MAX_PATH. Don't prepend native NT path prefix
here. Add comment.
(load_registry_hive): Prepend native NT path prefix here. Additionally
try to load user's classes hive.
* uinfo.cc (cygheap_user::env_userprofile): Reduce size of
userprofile_env_buf to MAX_PATH. Add comment.
2012-02-10 Christopher Faylor <me.cygwin2012@cgf.cx>
* syscalls.cc (setsid): On second thought, in the spirit of keeping
things kludgy, set ctty to -2 here as a special flag, and...
(open): ...only eschew setting O_NOCTTY when that case is detected.
2012-02-10 Christopher Faylor <me.cygwin2012@cgf.cx>
* syscalls.cc (open): Semi-revert (?) to allowing open of a tty to
become controlling tty if there is no controlling tty.
2012-02-09 Christopher Faylor <me.cygwin2012@cgf.cx>
* exceptions.cc (setup_handler): Reduce system_printf to sigproc_printf
since it is for a transient situation which will undoubtedly be
handled.
2012-02-09 Corinna Vinschen <corinna@vinschen.de>
* fhandler_dsp.cc (fhandler_dev_dsp::Audio_out::write): Set
bytes_to_write to 0 in case it fits into the buffer, otherwise suffer
early EOF in caller.
2012-02-09 Corinna Vinschen <corinna@vinschen.de>
* dll_init.h (struct dll): Re-add modname.
* dll_init.cc: Throughout, use modname where it was used before.
(dll_list::operator[]): Use modname. Move comment from dll_list::alloc
here and remove hint about GetModuleBaseNameW.
(dll_list::alloc): Store full path in name, pointer to basename in
modname. Search dll using modname.
2012-02-08 Christopher Faylor <me.cygwin2012@cgf.cx>
* dtable.cc (dtable::init_std_file_from_handle): Reinstate opening tty
handles with O_RDWR permissions.
2012-02-08 Corinna Vinschen <corinna@vinschen.de>
* thread.cc (__pthread_cond_wait_init): New static function replacing
__pthread_cond_dowait. Only check and potentially initialize cond and
mutex, drop call to (*cond)->wait.
(pthread_cond_timedwait): Replace call to __pthread_cond_dowait with
separate calls to __pthread_cond_wait_init and (*cond)->wait to be
able to initialize cond before accessing its clock_id member.
(pthread_cond_wait): Ditto (more or less).
2012-02-08 Christian Franke <franke@computer.org>
* include/sys/wait.h: Remove C++ inline functions for `union wait'.
For C++ use `void *' as __wait_status_ptr_t instead. This is less type
safe but fixes compile error on `wait(NULL)'. Remove extra `;'.
2012-02-08 Corinna Vinschen <corinna@vinschen.de>
* sigproc.cc (child_info_fork::abort): Call TerminateProcess rather
than ExitProcess.
2012-02-08 Corinna Vinschen <corinna@vinschen.de>
* uinfo.cc (cygheap_user::env_userprofile): Simplify since network
drives are not supported here.
2012-02-08 Corinna Vinschen <corinna@vinschen.de>
* uinfo.cc (cygheap_user::env_userprofile): Convert native
userprofile path returned from get_registry_hive_path to Win32 path.
2012-02-08 Corinna Vinschen <corinna@vinschen.de>
* dll_init.cc: Throughout, drop usage of modname in favor of name.
(dll_list::find_by_modname): Remove.
(dll_list::alloc): Only store module basename in name. Add comment to
explain why. Simplify address check. Fix formatting in comment.
* dll_init.h (struct dll): Drop modname and find_by_modname.
2012-02-08 Corinna Vinschen <corinna@vinschen.de>
* dll_init.cc (dll_list::alloc): Add DLL name to fabort output. Fix
fabort string in case of bss start.
2012-02-08 Corinna Vinschen <corinna@vinschen.de>
* include/sys/sysmacros.h: Include sys/types.h.
2012-02-07 Corinna Vinschen <corinna@vinschen.de>
* mount.cc (mount_info::create_root_entry): Fix format specifier in
api_fatal message.
2012-02-07 Corinna Vinschen <corinna@vinschen.de>
* include/process.h: Move here from include/cygwin subdir.
* exec.cc: Change include of process.h to reflect the fact that it's
now back in include.
* spawn.cc: Ditto.
* syscalls.cc: Ditto.
2012-02-07 Christopher Faylor <me.cygwin2012@cgf.cx>
* cygheap.cc (init_cygheap::manage_console_count): Delete.
* cygheap.h (init_cygheap::manage_console_count): Ditto.
(init_cygheap::console_count): Ditto.
* fhandler.h (fhandler_console::has_a): Ditto.
(fhandler_console::free_console): Declare new function.
* fhandler_console.cc (fhandler_console::free_console): Define new
function.
(fhandler_console::open_setup): Delete call to manage_console_count.
(fhandler_console::close): Ditto. Replace with call to free_console().
* fhandler_tty.cc (fhandler_pty_slave::open): Delete call to
manage_console_count.
(fhandler_pty_slave::cleanup): Ditto.
(fhandler_pty_slave::close): Call fhandler_console::free_console() if
this is our controlling tty.
* pinfo.cc (_pinfo::set_ctty): Skip function if tty in question == our
ctty. Delete call to manage_console_count.
* syscalls.cc (close_all_files): Avoid locking and avoid setting errno
when iterating over fds.
2012-02-07 Christopher Faylor <me.cygwin2012@cgf.cx>
* include/cygwin/version.h: Bump CYGWIN_VERSION_DLL_MINOR to 11.
2012-02-03 Václav Zeman <vhaisman@gmail.com>
* grp.cc (pwdgrp::parse_group): Convert grp from macro to reference.
* passwd.cc (pwdgrp::parse_passwd): Ditto for res.
2012-02-02 Christopher Faylor <me.cygwin2012@cgf.cx>
* syscalls.cc (close_all_files): Use cygheap_fdget to manipulate
fhandler. Use debug_only_printf.
2012-02-02 Corinna Vinschen <corinna@vinschen.de>
Fix memory and handle leaks due to fdopendir:
* dir.cc (closedir): Call global close instead of just releasing the
fhandler.
* fhandler_disk_file.cc (fhandler_disk_file::closedir): Don't close
fhandler handle here, rely on global closedir doing the right thing.
* fhandler_registry.cc (fhandler_registry::readdir): Also delete
d_hash when closing registry key.
(fhandler_registry::rewinddir): Ditto.
Avoid infinite recursion in VirtualStore under UAC:
* fhandler_registry.cc (VIRT_CLASSES_KEY_PREFIX): Define.
(VIRT_CLASSES_KEY_SUFFIX): Ditto.
(VIRT_CLASSES_KEY): Ditto.
(VIRT_CLASSES_LINKTGT): Ditto.
(fhandler_registry::exists): Return virt_symlink as file type if
this is a Classes key under the VirtualStore.
(fhandler_registry::fstat): Handle virt_symlink.
(fhandler_registry::readdir): Return DT_LNK as d_type if this is a
Classes key under the VirtualStore.
(fhandler_registry::fill_filebuf): Handle Classes symlink.
Handle user impersonation in /proc/registry access:
* autoload.cc (RegOpenUserClassesRoot): Define.
(RegOpenCurrentUser): Define.
* fhandler_registry.cc (RegOpenUserClassesRoot): Declare function
missing in w32api.
(RegOpenCurrentUser): Ditto.
(fetch_hkey): New function.
(fhandler_registry::open): Call fetch_hkey to get root registry key.
(open_key): Ditto.
2012-02-01 Christopher Faylor <me.cygwin2012@cgf.cx>
* fcntl.cc (fcntl64): Add introductory debug statement. Call dup3
directly via dtable method to avoid over-incrementing refcnt.
2012-02-01 Christopher Faylor <me.cygwin2012@cgf.cx>
* dtable.cc (dtable::dup_worker): Add comment explaining why refcnt
isn't incremented here.
(dtable::dup3): Simplify slightly. Add comment.
* syscalls.cc (dup3): Increment refcnt here, similarly to dup2.
2012-02-01 Christopher Faylor <me.cygwin2012@cgf.cx>
* fhandler.cc (fhandler_base_overlapped::has_ongoing_io): Don't block
GetOverlappedResult since previous IsEventSignalled will have reset the
handle.
* select.cc (cygwin_select): Remove space before parentheses in syscall
debugging output.
(pipe_data_available): Streamline if block.
2012-01-31 Christopher Faylor <me.cygwin2012@cgf.cx>
* syscalls.cc (dup3): Fix debug typo.
* fhandler.cc (flush_async_io): Assume only called for writer. Call
GetOverlappedResult directly rather than kludging call to
has_ongoing_io.
(fhandler_base_overlapped::close): Only start flush thread when closing
write handle. Only cancel I/O when reading.
2012-01-28 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din: Fix order (DATA first).
2012-01-27 Corinna Vinschen <corinna@vinschen.de>
* dcrt0.cc (is_dos_path): New macro to recognize drive letter and UNC
DOS paths.
(globify): Call is_dos_path instead of isdrive.
2012-01-26 Christopher Faylor <me.cygwin2012@cgf.cx>
* sigproc.cc (child_info::retry_count): Default to 1.
2012-01-23 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (gethostid): Simplify. Just fetch MachineGuid and
create hash from there.
2012-01-22 Christopher Faylor <me.cygwin2012@cgf.cx>
* fhandler.h (fhandler_fifo::arm): Declare new function.
* fhandler_fifo.cc (fhandler_fifo::arm): Define new function.
(fhandler_fifo::open): Fix handling of RDWR pipes to avoid opening a
second handle. Use arm() function to set events.
(fhandler_fifo::raw_read): Correctly go into "connect again logic" when
we detect another writer is available. Use arm() function to set event.
* pipe.cc (fhandler_pipe::create): Add more detail to debugging output.
2012-01-22 Christopher Faylor <me.cygwin2012@cgf.cx>
* cygheap.h (cygheap_fdmanip::release): Simplify.
* dtable.cc (dtable::release): Make void again. Skip not_open check
since it is guaranteed to be open. Don't bother deleting here since
actual deletion will be handled in cygheap_fdget::~cygheap_fdget.
* dtable.h (dtable::release): Make void again.
* syscalls.cc (dup2): Bump fhandler use count on successful dup.
2012-01-22 Christopher Faylor <me.cygwin2012@cgf.cx>
* cygheap.h (cygheap_fdget::~cygheap_fdget): Simplify now that refcnt
reports reference count changes itself.
* fhandler.cc (fhandler_base::reset): Set _refcnt to 0.
* fhandler.h (fhandler_base::refcnt): Report refcnt when debugging.
* select.cc (cygwin_select): Set return_on_signal to indicate when
select should be interrupted.
(select_stuff::wait): Keep looping unless return_on_signal is set.
* select.h (select_stuff::return_on_signal): New variable.
(select_stuff::select_stuff): Zero return_on_signal.
2012-01-20 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (fhandler_registry::opendir): Declare.
* fhandler_registry.cc (fhandler_registry::opendir): New function.
2012-01-13 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
* include/cygwin/config.h (_GLIBC_EXTENSION): Define.
2012-01-11 Christopher Faylor <me.cygwin2012@cgf.cx>
* spawn.cc (child_info_spawn::worker): Delete debugging.
2012-01-11 Christopher Faylor <me.cygwin2012@cgf.cx>
Update copyright on all files checked in so far this year.
* fhandler.h: Use #pragma once rather than ifdef guards.
(fhandler_console::tc_getpgid): Return our pgid if we have never opened
a console.
* fork.cc: Rearrange includes to accommodate fhandler.h use of pinfo.h.
* sigproc.cc: Ditto.
* spawn.cc: Ditto.
(child_info_spawn::worker): Query myself->pgid rather than calling
expensive function.
* thread.h: Use #pragma once rather than ifdef guards.
* pinfo.h: Use #pragma once rather than ifdef guards.
(pinfo::remember): Don't define if sigproc.h has not been included.
(pinfo::reattach): Ditto.
* sigproc.h: Use #pragma once rather than ifdef guards. Use different
test to see if pinfo.h has been included.
2012-01-09 Corinna Vinschen <corinna@vinschen.de>
* include/cygwin/process.h: Move here from newlib.
* exec.cc: Change include of process.h to reflect the fact that it's
now in the include/cygwin subfolder.
* spawn.cc: Ditto.
* syscalls.cc: Ditto.
2012-01-09 Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (thread_wrapper): Make sure stack is 16 byte aligned
to make gcc-3 compiled pthread applications happy.
2012-01-08 Christopher Faylor <me.cygwin2012@cgf.cx>
* dtable.cc (dtable::stdio_init): Always initialize console when we
have one.
* fhandler_termios.cc (fhandler_termios::tcsetpgrp): Use a better
method to print tty name for debugging.
(fhandler_termios::bg_check): Ditto.
* pinfo.cc (_pinfo::set_ctty): Remove leftover debugging stuff.
Simplify behavior when setting tty's sid and pgid to avoid overwriting
previously set values.
* spawn.cc (ch_spawn): Cosmetic change.
2012-01-06 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
* cygwin.din (pthread_sigqueue): Export.
* posix.sgml (std-gnu): Add pthread_sigqueue.
* thread.cc (pthread_sigqueue): New function.
* thread.h (pthread_sigqueue): New function.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2012-01-02 Christopher Faylor <me.cygwin2012@cgf.cx>
* path.cc (get_current_dir_name): Avoid memory leak. Don't return PWD
contents if directory doesn't actually exist.
2012-01-01 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
* cygwin.din (get_current_dir_name): Export.
* path.cc (get_current_dir_name): New function.
* posix.sgml (std-gnu): Add get_current_dir_name.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
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