Commit Graph

23 Commits

Author SHA1 Message Date
Roland McGrath
f61a113fe0 Add __safe_fatal and use it in __pthread_unwind forwarder fallback. 2014-07-31 14:00:33 -07:00
Allan McRae
d4697bc93d Update copyright notices with scripts/update-copyrights 2014-01-01 22:00:23 +10:00
Joseph Myers
568035b787 Update copyright notices with scripts/update-copyrights. 2013-01-02 19:05:09 +00:00
Paul Eggert
59ba27a63a Replace FSF snail mail address with URLs. 2012-02-09 23:18:22 +00:00
Ulrich Drepper
5452bffeef Fix warnings due to return in void functions 2012-01-11 11:56:30 -05:00
Ulrich Drepper
ea1533e08d * sysdeps/unix/sysv/linux/libc_pthread_init.c: Don't just copy the
function table, mangle the pointers.
	* sysdeps/pthread/pthread-functions.h: Define PTHFCT_CALL.
	* forward.c: Use PTHFCT_CALL and __libc_pthread_functions_init.
	* sysdeps/pthread/bits/libc-lock.h: When using __libc_pthread_functions
	demangle pointers before use.
	* sysdeps/unix/sysv/linux/s390/jmp-unwind.c: Use PTHFCT_CALL to
	demangle pointer.
	* sysdeps/unix/sysv/linux/jmp-unwind.c: Likewise.
	* sysdeps/pthread/setxid.h: Likewise.
2007-01-17 08:37:26 +00:00
Ulrich Drepper
43513fb738 Update.
2004-03-11  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/s390/s390-64/vfork.S (__vfork): Use jgnl
	instead of jnl instruction to jump to SYSCALL_ERROR_LABEL.
	* sysdeps/unix/sysv/linux/s390/s390-64/pt-vfork.S (__vfork): Likewise.

2004-03-11  Jakub Jelinek  <jakub@redhat.com>

	* forward.c (__pthread_cond_broadcast_2_0,
	__pthread_cond_destroy_2_0, __pthread_cond_init_2_0,
	__pthread_cond_signal_2_0, __pthread_cond_wait_2_0,
	__pthread_cond_timedwait_2_0): Use return 0 as defaction instead of 0.
2004-03-11 16:15:59 +00:00
Ulrich Drepper
4a381a81fe Update.
2004-03-10  Ulrich Drepper  <drepper@redhat.com>

	* include/libc-symbols.h: Define attribute_compat_text_section and
	attribute_compat_data_section.
	* io/ftw.c: Mark compat code with attribute_compat_text_section.
	* libio/iofopncook.c: Likewise.
	* libio/oldfileops.c: Likewise.
	* libio/oldiofclose.c: Likewise.
	* libio/oldiofdopen.c: Likewise.
	* libio/oldiofgetpos.c: Likewise.
	* libio/oldiofgetpos64.c: Likewise.
	* libio/oldiofopen.c: Likewise.
	* libio/oldiofsetpos.c: Likewise.
	* libio/oldiofsetpos64.c: Likewise.
	* libio/oldiopopen.c: Likewise.
	* libio/oldpclose.c: Likewise.
	* libio/oldtmpfile.c: Likewise.
	* nptl/forward.c: Likewise.
	* nss/getXXbyYY_r.c: Likewise.
	* nss/getXXent_r.c: Likewise.
	* posix/tst-vfork1.c: Likewise.
	* stdlib/canonicalize.c: Likewise.
	* stdlib/old_atexit.c: Likewise.
	* sysdeps/generic/glob.c: Likewise.
	* sysdeps/posix/posix_fallocate64.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/alphasort64.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/chown.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/glob64.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/msgctl.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/posix_fadvise64.S: Likewise.
	* sysdeps/unix/sysv/linux/i386/readdir64.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/readdir64_r.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/scandir64.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/semctl.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/shmctl.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/versionsort64.c: Likewise.

	* sysdeps/unix/sysv/linux/i386/syscalls.list: vm86@@GLIBC_2.3.4
	should be the default symbol. Having none misses the point.
2004-03-10 09:29:17 +00:00
Ulrich Drepper
c503d3dc51 Update.
2003-09-01  Thorsten Kukuk  <kukuk@suse.de>

	* nis/nss_compat/compat-spwd.c (getspnam_plususer): Return
	NSS_STATUS_SUCCESS if entry was found.
	(getspent_next_file): Store user in blacklist after entry
	was found, use innetgr.

2003-09-01  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/powerpc/powerpc32/posix_fadvise.c: New.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/posix_fadvise64.c: New.

	* sysdeps/generic/dl-tls.c (_dl_determine_tlsoffset): Fix tls offset
	computation for TCB_AT_TP.  Support l_firstbyte_offset != 0 for
	DTV_AT_TP, optimize.
2003-09-02 00:49:47 +00:00
Roland McGrath
4ab6f47ce3 * libio/fileops.c (_IO_file_close_it): Macro tweak to avoid warning.
* sysdeps/generic/libc-start.c [NEED_DL_SYSINFO]: Add decl for
	INTUSE(__register_frame_info_bases).
2003-04-16 03:12:34 +00:00
Ulrich Drepper
6efd481484 Declare __pthread_unwind. Define __do_cancel to use it. Declare old cleanup handler installation functions. 2003-04-12 00:14:16 +00:00
Roland McGrath
83f2fcbe7b 2003-03-03 Roland McGrath <roland@redhat.com>
* forward.c: Fix typo in __pthread_attr_init_2_0 compat_symbol decl.
2003-03-03 08:43:31 +00:00
Ulrich Drepper
997256dd68 Update.
* pthreadP.h (pthread_cond_2_0_t): New type.
	(struct pthread_functions): Use new type for 2.0 condvar callbacks.
	Use new type for the 2.0 condvar function prototypes.
	* forward.c: Use pthread_cond_2_0_t for 2.0 condvar functions.
	* old_pthread_cond_init.c: Use pthread_cond_2_0_t for condvar
	parameter.
	* old_pthread_cond_destroy.c: Likewise.
	* old_pthread_cond_broadcast.c: Likewise.  Lock appropriately.
	* old_pthread_cond_signal.c: Likewise.
	* old_pthread_cond_timedwait.c: Likewise.
	* old_pthread_cond_wait.c: Likewise.
2003-01-03 19:13:49 +00:00
Ulrich Drepper
bf293afeca Update.
2003-01-02  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/arm/sigaction.c (__sigaction,
	sigaction): Protect weak_alias and libc_hidden_weak with
	#ifndef LIBC_SIGACTION.
	* sysdeps/unix/sysv/linux/ia64/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/mips/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/x86_64/sigaction.c (__sigaction,
	sigaction): Likewise.
	* sysdeps/unix/sysv/linux/i386/sigaction.c (__sigaction,
	sigaction): Likewise.  Remove SIGCANCEL handling here.
	* sysdeps/unix/sysv/linux/sigaction.c (__sigaction, sigaction):
	Likewise.
2003-01-03 01:35:14 +00:00
Ulrich Drepper
49e9f86490 Update.
2002-12-30  Jakub Jelinek  <jakub@redhat.com>

	* forward.c (FORWARD2): Renamed from FORWARD3.  Remove unused export
	argument.
	(pthread_attr_init_2_0, pthread_attr_init_2_1): Use FORWARD macro.
	(pthread_exit): Use strong_alias to avoid warnings.
	* pthreadP.h (struct pthread_functions): Rename ptr_pthread_exit
	and ptr_pthread_attr_init_2_* to ptr___pthread_exit and
	ptr___pthread_attr_init_2_*.
	* init.c (pthread_functions): Adjust.
2002-12-30 23:45:39 +00:00
Ulrich Drepper
e7da65456b Make all functions available by default again. It caused too much trouble. 2002-12-30 01:17:13 +00:00
Ulrich Drepper
74e8f2dcaa Update.
2002-12-19  Jakub Jelinek  <jakub@redhat.com>

	* nscd/connections.c (nscd_run): Shut up warning.
	* tst-ungetc.c (assert): Undefined before redefining.

2002-12-19  Ulrich Drepper  <drepper@redhat.com>

	* posix/regex.c: Use __builtin_expect even outside glibc if gcc 3
	is used.

2002-12-17  Art Haas  <ahaas@airmail.net>

	* iconvdata/cp737.h: Convert GCC extension initializer syntax to C99.
	* iconvdata/cp775.h: Likewise.
	* iconvdata/ibm1046.h: Likewise.
	* iconvdata/ibm1124.h: Likewise.
	* iconvdata/ibm1129.h: Likewise.
	* iconvdata/ibm1132.h: Likewise.
	* iconvdata/ibm1133.h: Likewise.
	* iconvdata/ibm1160.h: Likewise.
	* iconvdata/ibm1161.h: Likewise.
	* iconvdata/ibm1162.h: Likewise.
	* iconvdata/ibm1163.h: Likewise.
	* iconvdata/ibm1164.h: Likewise.

	(__ASSUME_CLONE_THREAD_FLAGS): Define for x86 and kernel >= 2.5.50.
2002-12-19 09:18:01 +00:00
Ulrich Drepper
bd499a3b46 Update.
2002-12-17  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/i386/socket.S: Use SINGLE_THREAD_P
	macro instead of comparing %gs:MULTIPLE_THREADS_OFFSET directly.

	* iconvdata/iso-ir-165.c: Likewise.
	* iconvdata/jis0208.c: Likewise.
	* iconvdata/jis0212.c: Likewise.
2002-12-17 02:03:18 +00:00
Ulrich Drepper
8454830b08 Update.
* init.c (pthread_functions): New variable.
	(__pthread_initialize_minimal): Pass pointer to pthread_functions
	(or NULL) to __libc_pthread_init.
	* forward.c: Rewrite to use __libc:pthread_functions array to get
	function addresses.
	* sysdeps/unix/sysv/linux/fork.h: Remove __libc_pthread_init
	prototype.
	* sysdeps/unix/sysv/linux/libc_pthread_init.c (__libc_pthread_init):
	Take new parameter.  Copy content of variable pointed to by it
	to __libc_pthread_init.

	* pthreadP.h (struct pthread_functions): New type.
	(__libc_pthread_init): Declare.

	* pthread_attr_destroy.c: Add namespace protected alias.
	* pthread_attr_getdetachstate.c: Likewise.
	* pthread_attr_getinheritsched.c: Likewise.
	* pthread_attr_getschedparam.c: Likewise.
	* pthread_attr_getschedpolicy.c: Likewise.
	* pthread_attr_getscope.c: Likewise.
	* pthread_attr_setdetachstate.c: Likewise.
	* pthread_attr_setinheritsched.c: Likewise.
	* pthread_attr_setschedparam.c: Likewise.
	* pthread_attr_setschedpolicy.c: Likewise.
	* pthread_attr_setscope.c: Likewise.
	* pthread_cond_broadcast.c: Likewise.
	* pthread_cond_destroy.c: Likewise.
	* pthread_cond_init.c: Likewise.
	* pthread_cond_signal.c: Likewise.
	* pthread_cond_wait.c: Likewise.
	* pthread_condattr_destroy.c: Likewise.
	* pthread_condattr_init.c: Likewise.
	* pthread_equal.c: Likewise.
	* pthread_exit.c: Likewise.
	* pthread_getschedparam.c: Likewise.
	* pthread_self.c: Likewise.
	* pthread_setcancelstate.c: Likewise.
	* pthread_setschedparam.c: Likewise.
	* pthread_mutex_destroy.c: Likewise.
	* pthread_mutex_init.c: Likewise.
	* pthreadP.h: Add prototypes for the aliases.
2002-12-15 20:06:34 +00:00
Ulrich Drepper
3b7c07d8f2 (test_loaded): Don't overwrite a value another thread might have found. 2002-12-13 23:05:35 +00:00
Ulrich Drepper
400d6c5187 (test_loaded): Prevent recursive calls. 2002-12-13 22:56:32 +00:00
Roland McGrath
d5ed0118ca * forward.c (pthread_self): Use FORWARD3 macro to correct return type.
* sysdeps/i386/td_ta_map_lwp2thr.c: Moved from ../nptl_db.
	* sysdeps/generic/td_ta_map_lwp2thr.c: New file.

	* pthread_create.c (start_thread): Add missing & on __nptl_last_event.
2002-12-05 05:15:35 +00:00
Ulrich Drepper
76a50749f7 Initial revision
2002-11-26  Ulrich Drepper  <drepper@redhat.com>
	* allocatestack.c (queue_stack): Don't remove stack from list here.
	Do it in the caller.  Correct condition to prematurely terminate
	loop to free stacks.
	(__deallocate_stack): Remove stack from list here.
2002-11-26  Ulrich Drepper  <drepper@redhat.com>
	* Makefile (tests): Add tst-stack1.
	* tst-stack1.c: New file.
	* allocatestack.c (allocate_stack): Initialize the TCB on a user
	provided stack.
	* pthread_attr_getstack.c: Return bottom of the thread area.
2002-11-25  Ulrich Drepper  <drepper@redhat.com>
	* Makefile (libpthread-routines): Add pt-allocrtsig and
	pthread_kill_other_threads.
	* pt-allocrtsig.c: New file.
	* pthread_kill_other_threads.c: New file.
	* sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for
	all three functions.
	* sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove
	allocrtsig.
	* sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export
	__libc_current_sigrtmin_private, __libc_current_sigrtmax_private,
	and __libc_allocate_rtsig_private.
	* Versions (libpthread): Export pthread_kill_other_threads_np,
	__libc_current_sigrtmin, and __libc_current_sigrtmax.
2002-11-24  Ulrich Drepper  <drepper@redhat.com>

	* allocatestack.c (allocate_stack): stackaddr in attribute points to
	the end of the stack.  Adjust computations.
	When mprotect call fails dequeue stack and free it.
	* pthread_attr_setstack.c: Store top of the stack in stackaddr
	attribute.
	* pthread_getattr_np.c: Likewise.

	* descr.h (IS_DETACHED): Add some more parenthesis to prevent
	surprises.

2002-11-23  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/pthread/pthread.h (pthread_self): __THROW must come before
	attribute definitions.  Patch by Luca Barbieri <ldb@ldb.ods.org>.

2002-11-22  Ulrich Drepper  <drepper@redhat.com>

	* pthread_getspecific.c: Optimize access to first 2nd-level array.
	* pthread_setspecific.c: Likewise.

2002-11-21  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags
	definitions.  Get them from the official place.
	* sysdeps/unix/sysv/linux/i386/fork.c: Likewise.

	* sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags.
	Use new CLONE_ flags in clone() calls.

	* sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork.
	* sysdeps/unix/sysv/linux/i386/fork.c: New file.

	* Versions: Add pthread_* functions for libc.
	* forward.c: New file.

	* sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add
	errno-loc.
	* herrno.c: New file.
	* res.c: New file.

	* Makefile (libpthread-routines): Remove sem_post, sem_wait,
	sem_trywait, and sem_timedwait.  Add herrno and res.
	* sem_init.c: Don't initialize lock and waiters members.
	* sem_open.c: Likewise.
	* sem_post.c: Removed.
	* sem_wait.c: Removed.
	* sem_trywait.c: Removed.
	* sem_timedwait.c: Removed.
	* sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite.
	Includes full implementations of sem_post, sem_wait, sem_trywait,
	and sem_timedwait.
	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust
	for new implementation.
	* sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock
	and waiters fields.

	* tst-sem3.c: Improve error message.
	* tst-signal3.c: Likewise.

	* init.c (__pthread_initialize_minimal): Use set_tid_address syscall
	to tell the kernel about the termination futex and to initialize tid
	member.  Don't initialize main_thread.
	* descr.h (struct pthread): Remove main_thread member.
	* cancelllation.c (__do_cancel): Remove code handling main thread.
	The main thread is not special anymore.

	* allocatestack.c (__reclaim_stacks): Mark stacks as unused.  Add
	size of the stacks to stack_cache_actsize.

	* pt-readv.c: Add missing "defined".
	* pt-sigwait.c: Likewise.
	* pt-writev.c: Likewise.

2002-11-09  Ulrich Drepper  <drepper@redhat.com>

	* Versions: Export __connect from libpthread.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* Makefile (libpthread-routines): Add pt-raise.
	* sysdeps/unix/sysv/linux/raise.c: New file.
	* sysdeps/unix/sysv/linux/pt-raise.c: New file.
	* sysdeps/generic/pt-raise.c: New file.

	* pthread_cond_init.c: Initialize all data elements of the condvar
	structure.  Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* pthread_attr_init.c: Actually implement 2.0 compatibility version.
	* pthread_create.c: Likewise.

	* Makefile (tests): Add tst-key1, tst-key2, tst-key3.
	* tst-key1.c: New file.
	* tst-key2.c: New file.
	* tst-key3.c: New file.

	* Versions: Export pthread_detach for version GLIBC_2.0.
	Reported by Saurabh Desai <sdesai@austin.ibm.com>.

2002-11-08  Ulrich Drepper  <drepper@redhat.com>

	* pthread_key_create.c: Terminate search after an unused key was found.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

2002-10-10  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic
	dynamic lookup for errno in PIC.

	* allocatestack.c (get_cached_stack): Rearrange code slightly to
	release the stack lock as soon as possible.
	Call _dl_allocate_tls_init for TCB from the cache to re-initialize
	the static TLS block.
	(allocate_stack): Call _dl_allocate_tls_init for user-provided stack.

	* cancellation.c: Renamed from cancelation.c.
	* Makefile: Adjust accordingly.
	* pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P.
	* cleanup_defer.c: Use CANCELLATION_P.
	* pthread_testcancel.c: Likewise.
	* descr.h: Fix spelling in comments.
	* init.c: Likewise.
	* pthread_getattr_np.c: Likewise.
	* pthread_getschedparam.c: Likewise.
	* pthread_setschedparam.c: Likewise.
	* Versions: Likewise.

	* pt-pselect.c: New file.
	* Makefile (libpthread-routines): Add pt-pselect.
	* Versions: Add pselect.

	* tst-cancel4.c: New file.
	* Makefile (tests): Add tst-cancel4.

2002-10-09  Ulrich Drepper  <drepper@redhat.com>

	* pthread_mutex_lock.c: Always record lock ownership.
	* pthread_mutex_timedlock.c: Likewise.
	* pthread_mutex_trylock.c: Likewise.

	* pt-readv.c: New file.
	* pt-writev.c: New file.
	* pt-creat.c: New file.
	* pt-msgrcv.c: New file.
	* pt-msgsnd.c: New file.
	* pt-poll.c: New file.
	* pt-select.c: New file.
	* pt-sigpause.c: New file.
	* pt-sigsuspend.c: New file.
	* pt-sigwait.c: New file.
	* pt-sigwaitinfo.c: New file.
	* pt-waitid.c: New file.
	* Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat,
	pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend,
	pt-sigwait, pt-sigwaitinfo, and pt-waitid.
	* Versions: Add all the new functions.

	* tst-exit1.c: New file.
	* Makefile (tests): Add tst-exit1.

	* sem_timedwait.c: Minor optimization for more optimal fastpath.

2002-10-08  Ulrich Drepper  <drepper@redhat.com>

	* pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW.

	* pthread_join.c: Enable asynchronous cancellation around lll_wait_tid
	call.  pthread_join is an official cancellation point.
	* pthread_timedjoin.c: Likewise.

	* pthread_cond_wait.c: Revert order in which internal lock are dropped
	and the condvar's mutex are retrieved.
	* pthread_cond_timedwait.c: Likewise.
	Reported by dice@saros.East.Sun.COM.

2002-10-07  Ulrich Drepper  <drepper@redhat.com>

	* pthreadP.h: Cut out all type definitions and move them...
	* sysdeps/unix/sysv/linux/internaltypes.h: ...here.  New file.
	* pthreadP.h: Include <internaltypes.h>.

	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little
	performance tweaks.

	* sem_trywait.c: Shuffle #includes around to get right order.
	* sem_timedwait.c: Likewise.
	* sem_post.c: Likewise.
	* sem_wait.c: Likewise.

	* nptl 0.3 released.

	* Makefile (tests): Add tst-signal3.
	* tst-signal3.c: New file.

2002-10-05  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that
	the asms modify the sem object.
	(__lll_sem_timedwait): Now takes struct sem* as first parameter.

	* sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose
	the actual members.
	* pthreadP.h (struct sem): New type.  Actual semaphore type.
	* semaphoreP.h: Include pthreadP.h.
	* sem_getvalue.c: Adjust to sem_t change.
	* sem_init.c: Likewise.
	* sem_open.c: Likewise.
	* sem_post.c: Likewise.
	* sem_timedwait.c: Likewise.
	* sem_trywait.c: Likewise.
	* sem_wait.c: Likewise.

2002-10-04  Ulrich Drepper  <drepper@redhat.com>

	* Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3.
	* tst-basic2.c: New file.
	* tst-exec1.c: New file.
	* tst-exec2.c: New file.
	* tst-exec3.c: New file.

	* tst-fork1.c: Remove extra */.

	* nptl 0.2 released.  The API for IA-32 is complete.
2002-11-26 22:50:54 +00:00