timeslice' wait.
(setup_handler): Revamp YA to attempt to deliver signal multiple times on
failure rather than punting to wait_sig.
* miscfuncs.cc (low_priority_sleep): Accept INFINITE sleep to mean "don't reset
the priority after setting it to idle". Return previous priority.
* winsup.h (SLEEP_0_STAY_LOW): Define.
(low_priority_sleep): Return an int.
* sigproc.h: Define WAIT_SIG_PRIORITY here.
* sigproc.cc: Remove WAIT_SIG_PRIORITY definition.
Undeclare internal_getpwent. Define DEFAULT_UID_NT. Change
DEFAULT_GID.
* passwd.cc (internal_getpwsid): New function.
(internal_getpwent): Suppress.
(read_etc_passwd): Make static. Rewrite the code for the completion
line. Set curr_lines to 0.
(parse_pwd): Change type to static int. Return 0 for short lines.
(add_pwd_line): Pay attention to the value of parse_pwd.
(search_for): Do not look for nor return the DEFAULT_UID.
* grp.cc (read_etc_group): Make static. Free gr_mem and set
curr_lines to 0. Always call add_pwd_line. Rewrite the code for the
completion line.
(internal_getgrsid): New function.
(parse_grp): If grp.gr_mem is empty, set it to &null_ptr.
Never NULL gr_passwd.
(getgrgid32): Only return the default if ntsec is off and the gid is
ILLEGAL_GID.
* sec_helper.cc (cygsid::get_id): Use getpwsid and getgrsid.
(cygsid_getfrompw): Clean up last line.
(cygsid_getfromgr): Ditto.
(is_grp_member): Use getpwuid32 and getgrgid32.
* uinfo.cc (internal_getlogin): Set DEFAULT_GID at start.
Use getpwsid. Move the read of /etc/group after the second access
to /etc/passwd. Change some debug_printf.
just in case an access_denied ACE follows an access_allowed.
Handle the case owner_sid == group_sid, with a FIXME.
Remove unnecessary tests for non-NULL PSIDs.
(alloc_sd): Use existing owner and group sids if {ug}id == -1.
Handle case where owner_sid == group_sid.
Do not call is_grp_member. Try to preserve canonical ACE order.
Remove unnecessary tests for non-NULL PSIDs. Reorganize
debug_printf's.
(get_initgroups_sidlist): Put well_known_system_sid on left
side of ==.
(add_access_denied_ace): Only call GetAce if inherit != 0.
(add_access_allowed_ace): Ditto. Use appropriate sizeof.
* syscalls.cc (chown_worker): Pass {ug}id equal to -1 to
alloc_sd, which removes the need to obtain old_{ug}id.
(chmod): Remove call to get_file_attribute (), simply pass
{ug}id equal to -1 to alloc_sd.
idle if pending signals to allow other threads to get into interruptible state.
* miscfuncs.cc (sys_mbstowcs): Save current thread in variable to avoid an OS
call.
* wait.cc (wait_sig): Reset thread priority each time through loop since the
priority may have been set down to deal with pending signals.
token if process is in impersonated state.
* sec_helper.cc (is_grp_member): Rewrite. Call getgroups32 only
for current user. Scan passwd and group info otherwise.
is supposed to be giving up time slice.
* fhandler_console.cc (fhandler_console::read): Switch button 2/3 output escape
sequences to be consistent with xterm.
* sec_helper (cygsid::getfromstr): Reorganize to remove
calls to strcpy and strtok_r.
(cygsid::getfromgr): Change type to __uid32_t instead of int.
Keep only the allow_ntsec branch. Never call LookupAccountSid
which calls PDCs, simply return -1 in case of failure.
Use cygsid == instead of calling EqualSid and remove test
for NULL psid.
* security.h: Declare cygsid::getfromgr as __uid32_t.
* autoload.cc (GetIfEntry): Add symbol.
* net.cc (get_2k_ifconf): Get the interface entries with the GetIfEntry
call intead of the GetIfTable call. Clean-up multiple IP address naming.
* cygwin.din (pututline): New exported function.
* syscalls.cc (login): Use pututiline().
(setutent): Open utmp as read/write.
(endutent): Check if utmp file is open.
(utmpname): call endutent() to close current utmp file.
(getutid): Enable all cases, use strncmp() to compare ut_id fields.
(pututline): New.
* tty.cc (create_tty_master): Set ut_pid to current pid.
minchars.
(fhandler_serial::ioctl): Set errno if the ClearCommError fails.
(fhandler_serial::tcsetattr): Use correct value for vmin_.
(fhandler_serial::tcgetattr): Ditto.
size is equal to the old one. Send SIGWINCH if slave connected to a pseudo
tty.
(fhandler_pty_master::ioctl): Do nothing if the new window size is equal to the
old one.
* pinfo.h (SIGCOMMUNE): New signal type.
(commune_result): New structure for commune functions.
(picom): New enum for commune functions.
(_pinfo::hello_pid): New. Pid who's communicating with me.
(_pinfo::tothem): New. Handle of communicating pipe.
(_pinfo::fromthem): Ditto.
(_pinfo::commune_recv): Declare.
(_pinfo::commune_send): Declare.
(_pinfo::alive): Declare.
(_pinfo::cmdline): Declare.
(_pinfo::lock): Declare.
* pinfo.cc (set_myself): Initialize new _pinfo lock.
(_pinfo::alive): Define. Determines if process still exists.
(_pinfo::commune_recv): Define. Receive info from another cooperating process.
(_pinfo::commune_send): Define. Send info to another cooperating process.
(_pinfo::cmdline): Define. Determine command line of a given process.
* include/sys/cygwin.h (CW_CMDLINE): Define.
*sigproc.cc (talktome): Communicate with any processes who want to talk to me.
(wait_sig): Honor __SIGCOMMUNE.
* fhandler.cc (fhandler_virtual::fixup_after_exec): Declare.
* fhandler_proc.cc: Use malloc/free/realloc throughout rather than cmalloc
since buffers don't need to be propagated to subprocesses.
* fhandler_registry.cc: Ditto.
* fhandler_virtual.cc: Ditto.
(fhandler_virtual::fixup_after_exec): Define.
* fhandler_process.cc: Ditto for malloc/free/realloc.
(process_listin): Add "cmdline".
(fhandler_process::fill_filebuf): Implement PROCESS_CMDLINE.
* miscfuncs.cc (isalpha_array): New array populated with xor values for alpha
characters to switch from one case to another.
* string.h (cygwin_strcasematch): New asm implementation of case match.
* string.h (cygwin_nstrcasematch): New asm implementation of counted case
match.
Christopher Faylor
Corinna Vinschen
Pierre Humblet