Add ucontext.h header, defining ucontext_t and mcontext_t types.
Provide sigaction sighandlers with a ucontext_t parameter, containing stack and
context information.
* include/sys/ucontext.h : New header.
* include/ucontext.h : Ditto.
* exceptions.cc (call_signal_handler): Provide ucontext_t
parameter to signal handler function.
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
* external.cc (cygwin_internal): Add operation to retrieve a copy
of the EXCEPTION_RECORD from a siginfo_t *.
* include/sys/cygwin.h (cygwin_getinfo_types): Ditto.
* exception.h (cygwin_exception): Add exception_record accessor.
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
* include/cygwin/signal.h : Rename struct ucontext to struct
__mcontext. Fix layout differences from the Win32 API CONTEXT
type. Remove unused member _internal. Rename member which
corresponds to ContextFlags. Add cr2 member.
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
winsup/cygwin/
* common.din (__gnu_basename): Export.
* path.cc (__gnu_basename): New function.
winsup/doc/
* posix.xml (std-gnu): Add basename.
(std-notes): Add note about two forms of basename.
* cygheap.h (cygheap_domain_info::add_domain): Add prototype.
* uinfo.cc (cygheap_domain_info::add_domain): New method.
(pwdgrp::fetch_account_from_windows): Try to add domain explicitely
if it was not in the original list of trusted domains and go ahead
rather than bailing out. Add comment to explain why.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
* cygtls.h (struct _cygtls): Convert thread_context to type CONTEXT.
* exceptions.cc (_cygtls::signal_debugger): Use sizeof (CONTEXT) for
size of CONTEXT copied for GDB's digestion.
* include/cygwin/signal.h: Add a preliminary comment.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
* tty.h (class tty_min): Remove variable "write_error" to which any
errors are not currently set at anywhere.
(class tty): Add variable "column" for handling ONOCR.
* tty.cc (tty::init): Add initialization code for variable "column".
* fhandler.h (class fhandler_pty_master): Remove variable "need_nl"
which is not necessary any more. "need_nl" was needed by OPOST process
in fhandler_pty_master::process_slave_output().
(class fhandler_pty_common): Add function process_opost_output() for
handling post processing for OPOST in write process.
* fhandler_tty.cc (fhandler_pty_master::process_slave_output): Count
TIOCPKT control byte into length to be read in TIOCPKT mode. Move
post processing for OPOST to write process. Remove code related to
variable "write_error". Return with EIO error if slave is already
closed.
(fhandler_pty_master::fhandler_pty_master): Remove initialization
code for variable "need_nl".
(fhandler_pty_common::process_opost_output): Add this function for
handling of OPOST in write process. Add code to avoid blocking in
non-blocking mode when output is suspended by ^S.
(fhandler_pty_slave::write): Call fhandler_pty_common::
process_opost_output() instead of WriteFile(). Remove code related to
variable "write_error".
(fhandler_pty_master::doecho): Call fhandler_pty_common::
process_opost_output() instead of WriteFile().
* select.cc (peek_pipe): Remove code related to variable "need_nl".
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Per glibc BZ #15366:
* inttypes.h: Drop __STDC_FORMAT_MACROS consideration.
* stdint.h: Drop __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS
consideration.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
By default, docdir and htmldir are defined in terms of prefix, so make sure to
define it, so their values are prefix-relative.
Without this, 'make install' installs the documentation into /share/doc/ unless
configured otherwise.
* Makefile.in (prefix): Define.
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
This improves how stackinfo::dumpstack() dumps _sigbe and sigdelayed frames
* exceptions.cc (stack_info): Add sigstackptr member.
(walk): Unwind sigstackptr inside _sigbe and sigdelayed.
* gendef (_sigdelayed_end): Add symbol to mark end of sigdelayed.
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
(tty::is_master_closed): Drop method.
* fhandler_tty.cc (fhandler_pty_slave::open): Remove code prematurely
bailing out if master control thread is not running.
(fhandler_pty_slave::read): Don't generate SIGHUP if master control
thread is not running.
(fhandler_pty_master::close): Rearrange code to avoid stopping master
control thread twice in multi-threaded scenarios.
(class fhandler_pty_master): Add echo_r and echo_w handles constituting
read and write side of new echo pipe.
* select.cc (peek_pipe): On pty masters, check additionally if input
from the echo pipe is available.
* fhandler_tty.cc (fhandler_pty_master::doecho): Drop output_mutex
locking. Write output to echo pipe.
(fhandler_pty_master::process_slave_output): Check if input is available
in echo pipe and prefer to read from it, if so.
(fhandler_pty_slave::write): Drop output_mutex locking.
(fhandler_pty_master::fhandler_pty_master): Initialize echo pipe
handles to NULL.
(fhandler_pty_master::close): Close and NULL echo pipe handles.
(fhandler_pty_master::setup): Create echo pipe, close in case of error.
case owner SID == group SID.
(getacl): Reverse order of SID test against group or owner sid to
prefer owner attributes over group attributes. Disable setting group
permissions equivalent to owner permissions if owner == group. Add
comment to explain why. Fix indentation.
* security.cc (get_attribute_from_acl): Change type of local variables
containing permission to mode_t. Apply deny mask to group if group SID
== owner SID to avoid Everyone permissions to spill over into group
permissions. Disable setting group permissions equivalent to owner
permissions if owner == group. Add comment to explain why.
* uinfo.cc (pwdgrp::fetch_account_from_windows): Allow user SID as
group account if user is a "Microsoft Account". Explain why. Drop
workaround enforcing primary group "Users" for "Microsoft Accounts".
cygwait should be in EINTR or in restart mode. Call signal handler
if in EINTR mode.
(mq_getattr): Call ipc_mutex_lock in restart mode.
(mq_setattr): Ditto.
(mq_notify): Ditto.
(_mq_send): Call ipc_mutex_lock in EINTR mode.
(_mq_receive): Ditto.
(class cyg_ldap): Remove members srch_msg and srch_entry.
(cyg_ldap::get_string_attribute): Remove private method taking index
argument.
(cyg_ldap::get_num_attribute): Ditto. Add method taking attribute name.
(cyg_ldap::get_primary_gid): Adjust to aforementioned change.
(cyg_ldap::get_unix_uid): Ditto.
(cyg_ldap::get_unix_gid): Ditto.
* ldap.cc: Throughout, use msg and entry in place of srch_msg and
srch_entry.
(std_user_attr): Add sAMAccountName and objectSid.
(group_attr): Ditto.
(cyg_ldap::close): Drop handling of srch_msg and srch_entry.
(cyg_ldap::get_string_attribute): Move earlier in file.
(cyg_ldap::get_num_attribute): Ditto.
(cyg_ldap::enumerate_ad_accounts): Add comments for clarity.
Use group_attr or user_attr rather than sid_attr to fetch all desired
attributes for an account right away.
(cyg_ldap::next_account): Store found SID in last_fetched_sid to
skip calls to fetch_ad_account from fetch_account_from_windows.
(cyg_ldap::get_string_attribute): Remove method taking index argument.
(cyg_ldap::get_num_attribute): Ditto.
* pwdgrp.h (class pg_ent): Fix formatting. Add member dom.
* passwd.cc (pg_ent::enumerate_ad): Store current flat domain name
in dom. Construct fetch_acc_t argument from LDAP attributes and
call fetch_account_from_windows with that.
* userinfo.h (enum fetch_user_arg_type_t): Rename FULL_grp_arg to
FULL_acc_arg. Change throughout.
(struct fetch_acc_t): Rename from fetch_full_grp_t. Change throughout.
(struct fetch_user_arg_t): Rename full_grp to full_acc. Change
throughout.
* fhandler.cc (fhandler_base::set_flags): Set was_nonblocking if the
O_NONBLOCK flag has been specified.
(fhandler_base_overlapped::close): Check for was_nonblocking instead
of for is_nonblocking. Explain why.
(fhandler_base::set_nonblocking): Set was_nonblocking if noblocking
mode gets enabled.
* cygserver_pwdgrp.h: Include userinfo.h. Drop workaround defining
fetch_user_arg_type_t locally.
* grp.cc (internal_getgrsid_cachedonly): New function.
(internal_getgrfull): Ditto.
(internal_getgroups): Rearrange function. Center around fetching all
cached group info first, calling LsaLookupSids on all so far non-cached
groups second. Pass all available info to new internal_getgrfull call.
* pwdgrp.h: Include userinfo.h. Move definitions of
fetch_user_arg_type_t and fetch_user_arg_t there.
(pwdgrp::add_group_from_windows): Declare with getting full group info.
Called from internal_getgrfull.
* uinfo.cc (pwdgrp::add_group_from_windows): Define.
(pwdgrp::fetch_account_from_line): Add default case.
(pwdgrp::fetch_account_from_file): Ditto.
(pwdgrp::fetch_account_from_windows): Handle FULL_grp_arg.
(client_request_pwdgrp::client_request_pwdgrp): Add default case.
* userinfo.h: New header.
(enum fetch_user_arg_type_t): Add FULL_grp_arg.
(struct fetch_full_grp_t): New datatype.
to explain the meaning of the possible values.
* cygwait.cc (is_cw_sig_restart): Define.
(is_cw_sig_handle): Check for cw_sig_restart as well.
(cygwait): Restart always if cw_sig_restart is set.
* thread.cc (pthread::join): Call cygwait with cw_sig_restart flag
to avoid having to handle signals at all.
* include/cygwin/stdlib.h (initstate, random, setstate, srandom):
Check if __XSI_VISIBLE is set by sys/cdefs.h, rather than testing
for _XOPEN_SOURCE directly, to work correctly when _GNU_SOURCE is
set.
(cyg_ldap::search_s): Add parameter scope. Use as LDAP search scope
instead of fixed LDAP_SCOPE_SUBTREE scope.
(ldap_search_thr): Call cyg_ldap::search_s with scope from argument.
(cyg_ldap::search): Add parameter scope and fill in to cyg_ldap_search.
(cyg_ldap::fetch_ad_account): Call search with LDAP_SCOPE_SUBTREE scope.
(cyg_ldap::fetch_posix_offset_for_domain): Call search with
LDAP_SCOPE_ONELEVEL scope.
(cyg_ldap::fetch_unix_sid_from_ad): Call search with LDAP_SCOPE_SUBTREE
scope.
(cyg_ldap::fetch_unix_name_from_rfc2307): Ditto.
* ldap.h (cyg_ldap::search): Align prototype to above change.
(cyg_ldap::search_s): Ditto.
throughout.
* ldap.cc (cyg_ldap::open): Fix debug output.
(cyg_ldap::fetch_ad_account): Rename rdse to base. Restrict LDAP
query to users and groups only.
(cyg_ldap::enumerate_ad_accounts): Rearrange filter expression for
user accounts.
(SYSTEM_CONTAINER): New macro.
(cyg_ldap::fetch_posix_offset_for_domain): Set base in LDAP search
to the "System" container in the default naming context to restrict
the search scope.
(cyg_ldap::fetch_unix_sid_from_ad): Add objectCategory=Person to
search filter for users.
Jon TURNEY
Corinna Vinschen
Renato Silva
Yaakov Selkowitz
Takashi Yano
Corinna Vinschen
Alexey Pavlov
Warren Young
Ken Brown