(_cygtls::andreas): Convert to a pointer.
(san): Convert to a real class with methods. Use a linked list to keep track
of previous handlers on the "stack".
(myfault): Rewrite to use new san class rather than calling directly into
_cygtls.
* cygtls.cc (_cygtls::init_exception_handler): Just assume that we're always
using the standard exception handler.
(_cygtls::init_thread): Reflect loss of argument to init_exception_handler.
* dcrt0.cc (dll_crt0_1): Ditto.
* dfcn.cc (dlopen): Ditto.
(dlclose): Reset the exception handler after FreeLibrary.
* dll_init.cc (dll_list::detach): Make sure that the exception handler is
initialized before calling destructors.
* exceptions.cc (_cygtls::handle_exceptions): Accommodate new andreas pointer.
* thread.cc (verifyable_object_isvalid): Pass objectptr to faulted for explicit
NULL pointer checking.
* tlsoffsets.h: Regenerate.
padding and width modifiers.
(era_info_t): New type.
(free_era_info): New static function to free era_info_t storage.
(get_era_info): New static function to create era_info_t storage
from LC_TIME era information.
(alt_digits_t): New type.
(get_alt_digits): New static function to create alt_digits_t storage
from LC_TIME alt_digits information.
(free_alt_digits): New static function to free alt_digits_t storage.
(find_alt_digits): New static function to scan input for alternative
digits and return them, if any. Return NULL otherwise.
(__strptime): New static function taking all code from strptime.
Implement handling for E, O, +, 0, and width modifiers per POSIX-1.2008.
(strptime): Convert into wrapper function to provide era_info and
alt_digits pointers and call __strptime.
(conv_num): Take additional alt_digits_t parameter and if it's not
NULL, call find_alt_digits to convert.
(strace_printf_wrap): Fix NOSTRACE definitions.
(strace_printf_wrap1): Fix NOSTRACE definitions.
(special_printf): Define.
* thread.cc: Perform minor syntax fix in a comment. Rename
"is_good_initialzer*" to "is_initializer*" throughout. Use pthread_printf
rather than debug_printf throughout. Add extra pthread_printf debugging
throughout.
(pthread_mutex::_new_mutex): New constant value.
(pthread_mutex::_unlocked_mutex): Ditto.
(pthread_mutex::_destroyed_mutex): Ditto.
(pthread_mutex::no_owner): Define new function.
(pthread_mutex::can_be_unlocked): Detect no_owner situation. Handle
PTHREAD_MUTEX_NORMAL as a special case.
(pthread::create_cancel_event): Use C++ boolean values.
(pthread::precreate): Use method to set mutex type.
(pthread_cond::pthread_cond): Ditto.
(pthread_rwlock::pthread_rwlock): Ditto.
(pthread_mutex::pthread_mutex): Set owner to _new_mutex initially.
(pthread_mutex::~pthread_mutex): Reset various elements to make it clearer if
they are incorrectly reused.
(pthread_mutex::lock): Add clarifying comment.
(pthread_mutex::unlock): Attempt to handle various mutex types correctly. In
particular, reinstate ability to have one thread unlock another thread's mutex
if type == PTHREAD_MUTEX_NORMAL.
(semaphore::_fixup_after_fork): Avoid redundancy.
(pthread_mutex::_fixup_after_fork): Ditto. Fix debugging statement.
(__pthread_cond_dowait): Accommodate changes to remove previously inexplicable
use can_be_unblocked() as a static function.
* thread.h: Rename "is_good_initialzer*" to "is_initializer*" throughout.
(pthread_mutex): Reorganize. Make many things private.
(pthread_mutex::no_owner): Define new method.
(pthread_mutex::_new_mutex): Define new constant.
(pthread_mutex::_unlocked_mutex): Ditto.
(pthread_mutex::_destroyed_mutex): Ditto.
default date and time formats as well to workaround YA Windows
shortcoming. Refresh with latest data.
* lc_msg.h: Refresh with latest data.
* nlsfuncs.cc (__eval_datetimefmt): Revert latest change.
(__set_lc_time_from_win): Rename res to era. Prefer default date and
time formats from era array if available.
(__set_lc_messages_from_win): Rename res to msg.
format.
* nlsfuncs.cc (dt_flags): Remove DT_ERACAL since crippled era data
in Windows makes it useless.
(__eval_datetimefmt): Check if locale's default calender has
non-gregorian start year. Use era year also in default date entries,
if so.
* nlsfuncs.cc: Include lc_era.h.
(locale_cmp): convert arguments to char** to be usable for both types,
lc_msg_t and lc_era_t.
(__set_lc_time_from_win): Handle era-related data
to same value as st_dev. Avoid useless debug output in executable
check. Add filename to debug output.
(fhandler_disk_file::facl): Simplify code calling fstat methods to
just call fstat to avoid errors with the cygdrive directory.
(enum dt_flags): Define.
(__eval_datetimefmt): Change force to flags and change type to
dt_flags. Accommodate throughout.
(__set_lc_time_from_win): Accommodate above change. Set era-related
values to empty strings for now.
pthread_mutex::init.
* thread.cc: Remov some obsolete comments.
(verifyable_object_isvalid): Reflect change to use thread_magic_t for magic
numbers.
(pthread_mutex::pthread_mutex): Set magic number to invalid initially until
we've verified that everything is valid.
(pthread_mutex::unlock): Fix a comment.
(verifyable_object::verifyable_object): Delete here.
(~verifyable_object::~verifyable_object): Ditto.
(pthread_mutex::init): Don't run is_good_initializer for non-static objects.
* thread.h (thread_magic_t): New typedef.
(verifyable_object::verifyable_object): Use thread_magic_t;
(verifyable_object::magic): Ditto.
(pthread_mutex::is_good_initializer_or_bad_object): Remove unneeded variable
names.
(pthread_mutex::can_be_unlocked): Ditto.
(pthread_mutex::init): Ditto. Remove default for third argument.
outside of the base plane to UTF-8. Call throughout instead of
wcrtomb.
(wgetnext): Handle surrogate pairs on UTF-16 systems.
* regex/regexec.c (xmbrtowc): Ditto.
builtin group from system. Explain why.
* sec_helper.cc (well_known_builtin_sid): New SID for BUILTIN group.
* security.h (well_known_builtin_sid): Declare.
(NONCHAR): Better cast here to make the test work. Move comment
from step here.
(matcher): Disable skipping initial string in multibyte case.
* regex/regcomp.c (p_bracket): Don't simplify singleton in the invert
case.
(p_b_term): Handle early end of pattern after dash in bracket
expression.
(singleton): Don't ignore the wides just because there's already a
singleton in the single byte chars. Fix condition for a singleton
wide accordingly.
(findmust): Check for LC_CTYPE charset, rather than LC_COLLATE charset.
* regex2.h (CHIN): Fix condition in the icase & invert case.
(ISWORD): Fix wrong cast to unsigned char.
* thread.cc (pthread_mutex::can_be_unlocked): Remove check for
MUTEX_OWNER_ANONYMOUS since it is racy and unsafe.
(pthread::init_mainthread): Initialize thread directly from _my_tls.
(pthread::self): Ditto.
(pthread::get_tls_self_pointer): Delete.
(pthread_mutex::pthread_mutex): Use an event rather than a semaphore.
(pthread_mutex::lock): Rename from _<func>. Derive self directly.
(pthread_mutex::tryunlock): Ditto.
(pthread_mutex::destroy): Ditto.
(pthread_mutex::unlock): Ditto. Accommodate change from semaphore to event.
(pthread_mutex::_fixup_after_fork): Accommodate change from semaphore to event.
(pthread_mutex::init): Don't attempt to initialize a semaphore unless it is in
an initialized state. Do this check under mutex_initialization_lock.lock
* thread.h (fast_mutex::init): Use event rather than semaphore.
(fast_mutex::lock): Ditto.
(pthread_mutex::_lock): Delete.
(pthread_mutex::_unlock): Ditto.
(pthread_mutex::_trylock): Ditto.
(pthread_mutex::_destroy): Ditto.
(pthread_mutex::get_pthread_self): Ditto.
(pthread_mutex::get_tls_self_pointer): Ditto.
(pthread_mutex::lock): Un-inline.
(pthread_mutex::unlock): Ditto.
(pthread_mutex::trylock): Ditto.
(pthread_mutex::destroy): Ditto.
whether invalid chars should be ignored or not. Change comment.
(__set_lc_monetary_from_win): Call lc_wcstombs with return_invalid
flag set.
(__set_lc_messages_from_win): Simplify to accommodate the fact that
lc_wcstombs just ignores invalid chars. Explain why.
* nlsfuncs.cc: Include lc_msg.h.
(lc_time_buf): Remove.
(lc_numeric_buf): Remove.
(lc_monetary_buf): Remove.
(lc_mbstowcs): Fix previous fix.
(__set_lc_time_from_win): Take additional pointer to buffer pointer,
defined in newlib.
(__set_lc_numeric_from_win): Ditto.
(__set_lc_monetary_from_win): Ditto.
(locale_cmp): New static function.
(__set_lc_messages_from_win): New function to be called from newlib.
Christopher Faylor
Corinna Vinschen
Pierre Humblet
Yaakov Selkowitz