path: root/po/ru/man2/select.2.po

# Russian translation of manpages
# This file is distributed under the same license as the manpages-l10n package.
# Copyright © of this file:
# Alexander Golubev <fatzer2@gmail.com>, 2018.
# Azamat Hackimov <azamat.hackimov@gmail.com>, 2011, 2014-2016.
# Hotellook, 2014.
# Nikita <zxcvbnm3230@mail.ru>, 2014.
# Spiros Georgaras <sng@hellug.gr>, 2016.
# Vladislav <ivladislavefimov@gmail.com>, 2015.
# Yuri Kozlov <yuray@komyakino.ru>, 2011-2019.
# Иван Павлов <pavia00@gmail.com>, 2017.
msgid ""
msgstr ""
"Project-Id-Version: manpages-l10n\n"
"POT-Creation-Date: 2024-03-01 17:07+0100\n"
"PO-Revision-Date: 2019-10-15 18:55+0300\n"
"Last-Translator: Yuri Kozlov <yuray@komyakino.ru>\n"
"Language-Team: Russian <man-pages-ru-talks@lists.sourceforge.net>\n"
"Language: ru\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
"Plural-Forms: nplurals=4; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && "
"n%10<=4 && (n%100<12 || n%100>14) ? 1 : n%10==0 || (n%10>=5 && n%10<=9) || "
"(n%100>=11 && n%100<=14)? 2 : 3);\n"
"X-Generator: Lokalize 2.0\n"

#. type: TH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "select"
msgstr "select"

#. type: TH
#: archlinux fedora-40 fedora-rawhide mageia-cauldron
#, no-wrap
msgid "2023-10-31"
msgstr "31 октября 2023 г."

#. type: TH
#: archlinux fedora-40 fedora-rawhide mageia-cauldron
#, no-wrap
msgid "Linux man-pages 6.06"
msgstr "Linux man-pages 6.06"

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NAME"
msgstr "ИМЯ"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"select, pselect, FD_CLR, FD_ISSET, FD_SET, FD_ZERO, fd_set - synchronous I/O "
"multiplexing"
msgstr ""
"select, pselect, FD_CLR, FD_ISSET, FD_SET, FD_ZERO, fd_set - многопоточный "
"синхронный ввод-вывод"

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "LIBRARY"
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Standard C library (I<libc>, I<-lc>)"
msgstr ""

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "SYNOPSIS"
msgstr "СИНТАКСИС"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<#include E<lt>sys/select.hE<gt>>\n"
msgstr "B<#include E<lt>sys/select.hE<gt>>\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<typedef> /* ... */ B<fd_set;>\n"
msgstr "B<typedef> /* ... */ B<fd_set;>\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid ""
#| "B<int select(int >I<nfds>B<, fd_set *restrict >I<readfds>B<,>\n"
#| "B<           fd_set *restrict >I<writefds>B<, fd_set *restrict >I<exceptfds>B<,>\n"
#| "B<           struct timeval *restrict >I<timeout>B<);>\n"
msgid ""
"B<int select(int >I<nfds>B<, fd_set *_Nullable restrict >I<readfds>B<,>\n"
"B<           fd_set *_Nullable restrict >I<writefds>B<,>\n"
"B<           fd_set *_Nullable restrict >I<exceptfds>B<,>\n"
"B<           struct timeval *_Nullable restrict >I<timeout>B<);>\n"
msgstr ""
"B<int select(int >I<nfds>B<, fd_set *restrict >I<readfds>B<,>\n"
"B<           fd_set *restrict >I<writefds>B<, fd_set *restrict >I<exceptfds>B<,>\n"
"B<           struct timeval *restrict >I<timeout>B<);>\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"B<void FD_CLR(int >I<fd>B<, fd_set *>I<set>B<);>\n"
"B<int  FD_ISSET(int >I<fd>B<, fd_set *>I<set>B<);>\n"
"B<void FD_SET(int >I<fd>B<, fd_set *>I<set>B<);>\n"
"B<void FD_ZERO(fd_set *>I<set>B<);>\n"
msgstr ""
"B<void FD_CLR(int >I<fd>B<, fd_set *>I<set>B<);>\n"
"B<int  FD_ISSET(int >I<fd>B<, fd_set *>I<set>B<);>\n"
"B<void FD_SET(int >I<fd>B<, fd_set *>I<set>B<);>\n"
"B<void FD_ZERO(fd_set *>I<set>B<);>\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid ""
#| "B<int pselect(int >I<nfds>B<, fd_set *restrict >I<readfds>B<,>\n"
#| "B<           fd_set *restrict >I<writefds>B<, fd_set *restrict >I<exceptfds>B<,>\n"
#| "B<           const struct timespec *restrict >I<timeout>B<,>\n"
#| "B<           const sigset_t *restrict >I<sigmask>B<);>\n"
msgid ""
"B<int pselect(int >I<nfds>B<, fd_set *_Nullable restrict >I<readfds>B<,>\n"
"B<           fd_set *_Nullable restrict >I<writefds>B<,>\n"
"B<           fd_set *_Nullable restrict >I<exceptfds>B<,>\n"
"B<           const struct timespec *_Nullable restrict >I<timeout>B<,>\n"
"B<           const sigset_t *_Nullable restrict >I<sigmask>B<);>\n"
msgstr ""
"B<int pselect(int >I<nfds>B<, fd_set *restrict >I<readfds>B<,>\n"
"B<           fd_set *restrict >I<writefds>B<, fd_set *restrict >I<exceptfds>B<,>\n"
"B<           const struct timespec *restrict >I<timeout>B<,>\n"
"B<           const sigset_t *restrict >I<sigmask>B<);>\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Feature Test Macro Requirements for glibc (see B<feature_test_macros>(7)):"
msgstr ""
"Требования макроса тестирования свойств для glibc (см. "
"B<feature_test_macros>(7)):"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "B<pselect>():"
msgstr "B<pselect>():"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "    _POSIX_C_SOURCE E<gt>= 200112L\n"
msgstr "    _POSIX_C_SOURCE E<gt>= 200112L\n"

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "DESCRIPTION"
msgstr "ОПИСАНИЕ"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<WARNING>: B<select>()  can monitor only file descriptors numbers that are "
"less than B<FD_SETSIZE> (1024)\\[em]an unreasonably low limit for many "
"modern applications\\[em]and this limitation will not change.  All modern "
"applications should instead use B<poll>(2)  or B<epoll>(7), which do not "
"suffer this limitation."
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "B<select>()  and B<pselect>()  allow a program to monitor multiple file "
#| "descriptors, waiting until one or more of the file descriptors become "
#| "\"ready\" for some class of I/O operation (e.g., input possible).  A file "
#| "descriptor is considered ready if it is possible to perform a "
#| "corresponding I/O operation (e.g., B<read>(2), or a sufficiently small "
#| "B<write>(2))  without blocking."
msgid ""
"B<select>()  allows a program to monitor multiple file descriptors, waiting "
"until one or more of the file descriptors become \"ready\" for some class of "
"I/O operation (e.g., input possible).  A file descriptor is considered ready "
"if it is possible to perform a corresponding I/O operation (e.g., "
"B<read>(2), or a sufficiently small B<write>(2))  without blocking."
msgstr ""
"Вызовы B<select>() и B<pselect>() позволяют программам отслеживать изменения "
"нескольких файловых дескрипторов ожидая, когда один или более файловых "
"дескрипторов станут «готовы» для операции ввода-вывода определённого типа "
"(например, ввода). Файловый дескриптор считается готовым, если к нему "
"возможно применить соответствующую операцию ввода-вывода (например, "
"B<read>(2) или очень маленький B<write>(2)) без блокировки."

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "fd_set"
msgstr "fd_set"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"A structure type that can represent a set of file descriptors.  According to "
"POSIX, the maximum number of file descriptors in an I<fd_set> structure is "
"the value of the macro B<FD_SETSIZE>."
msgstr ""

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid "By file descriptor"
msgid "File descriptor sets"
msgstr "По файловому дескриптору"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The principal arguments of B<select>()  are three \"sets\" of file "
"descriptors (declared with the type I<fd_set>), which allow the caller to "
"wait for three classes of events on the specified set of file descriptors.  "
"Each of the I<fd_set> arguments may be specified as NULL if no file "
"descriptors are to be watched for the corresponding class of events."
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "On exit, each of the file descriptor sets is modified in place to "
#| "indicate which file descriptors actually changed status.  (Thus, if using "
#| "B<select>()  within a loop, the sets must be reinitialized before each "
#| "call.)"
msgid ""
"B<Note well>: Upon return, each of the file descriptor sets is modified in "
"place to indicate which file descriptors are currently \"ready\".  Thus, if "
"using B<select>()  within a loop, the sets I<must be reinitialized> before "
"each call."
msgstr ""
"При возврате из вызова наборы файловых дескрипторов изменяются, показывая "
"какие файловые дескрипторы фактически изменили состояние (то есть, если "
"используется B<select>() в цикле, то наборы должны переинициализироваться "
"перед каждым вызовом)."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The contents of a file descriptor set can be manipulated using the following "
"macros:"
msgstr ""

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<FD_ZERO>()"
msgstr "B<FD_ZERO>()"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"This macro clears (removes all file descriptors from)  I<set>.  It should be "
"employed as the first step in initializing a file descriptor set."
msgstr ""

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<FD_SET>()"
msgstr "B<FD_SET>()"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"This macro adds the file descriptor I<fd> to I<set>.  Adding a file "
"descriptor that is already present in the set is a no-op, and does not "
"produce an error."
msgstr ""

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<FD_CLR>()"
msgstr "B<FD_CLR>()"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"This macro removes the file descriptor I<fd> from I<set>.  Removing a file "
"descriptor that is not present in the set is a no-op, and does not produce "
"an error."
msgstr ""

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<FD_ISSET>()"
msgstr "B<FD_ISSET>()"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<select>()  modifies the contents of the sets according to the rules "
"described below.  After calling B<select>(), the B<FD_ISSET>()  macro can be "
"used to test if a file descriptor is still present in a set.  B<FD_ISSET>()  "
"returns nonzero if the file descriptor I<fd> is present in I<set>, and zero "
"if it is not."
msgstr ""

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Arguments"
msgstr "Аргументы"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid "The elements of this structure are as follows:"
msgid "The arguments of B<select>()  are as follows:"
msgstr "Элементы этой структуры имеют следующее назначение:"

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "I<readfds>"
msgstr "I<readfds>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The file descriptors in this set are watched to see if they are ready for "
"reading.  A file descriptor is ready for reading if a read operation will "
"not block; in particular, a file descriptor is also ready on end-of-file."
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "This set is watched to see if data is available for reading from any of "
#| "its file descriptors.  After B<select>()  has returned, I<readfds> will "
#| "be cleared of all file descriptors except for those that are immediately "
#| "available for reading."
msgid ""
"After B<select>()  has returned, I<readfds> will be cleared of all file "
"descriptors except for those that are ready for reading."
msgstr ""
"Этот набор служит для слежения за появлением данных, доступных для чтения из "
"любого файлового дескриптора. После возврата из B<select>() в I<readfds> "
"остаются только те дескрипторы файлов, из которых возможно немедленное "
"чтение."

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "I<writefds>"
msgstr "I<writefds>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The file descriptors in this set are watched to see if they are ready for "
"writing.  A file descriptor is ready for writing if a write operation will "
"not block.  However, even if a file descriptor indicates as writable, a "
"large write may still block."
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "This set is watched to see if there is space to write data to any of its "
#| "file descriptors.  After B<select>()  has returned, I<writefds> will be "
#| "cleared of all file descriptors except for those that are immediately "
#| "available for writing."
msgid ""
"After B<select>()  has returned, I<writefds> will be cleared of all file "
"descriptors except for those that are ready for writing."
msgstr ""
"Этот набор служит для слежения за появлением места для записи данных в любой "
"из файловых дескрипторов набора. После возврата из B<select>() в I<writefds> "
"остаются только те файловые дескрипторы, в которые возможна немедленная "
"запись."

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "I<exceptfds>"
msgstr "I<exceptfds>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The file descriptors in this set are watched for \"exceptional "
"conditions\".  For examples of some exceptional conditions, see the "
"discussion of B<POLLPRI> in B<poll>(2)."
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"After B<select>()  has returned, I<exceptfds> will be cleared of all file "
"descriptors except for those for which an exceptional condition has occurred."
msgstr ""

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "I<nfds>"
msgstr "I<nfds>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "I<nfds> should be set to the highest-numbered file descriptor in any of "
#| "the three sets, plus 1.  The indicated file descriptors in each set are "
#| "checked, up to this limit (but see BUGS)."
msgid ""
"This argument should be set to the highest-numbered file descriptor in any "
"of the three sets, plus 1.  The indicated file descriptors in each set are "
"checked, up to this limit (but see BUGS)."
msgstr ""
"Значение I<nfds> должно быть на единицу больше самого большого номера "
"файлового дескриптора из всех трёх наборов плюс 1. Указанные файловые "
"дескрипторы в каждом наборе проверяются до этого порога (но смотрите "
"ДЕФЕКТЫ)."

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "I<timeout>"
msgstr "I<timeout>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "The I<timeout> argument specifies the interval that B<select>()  should "
#| "block waiting for a file descriptor to become ready.  The call will block "
#| "until either:"
msgid ""
"The I<timeout> argument is a I<timeval> structure (shown below) that "
"specifies the interval that B<select>()  should block waiting for a file "
"descriptor to become ready.  The call will block until either:"
msgstr ""
"В аргументе I<timeout> указывается интервал, на который должен "
"заблокироваться B<select>() в ожидании готовности файлового дескриптора. "
"Вызов будет блокирован пока:"

#. type: IP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "\\[bu]"
msgstr "\\[bu]"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "a file descriptor becomes ready;"
msgstr "файловый дескриптор не станет готов;"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "the call is interrupted by a signal handler; or"
msgstr "вызов не прервётся обработчиком сигнала;"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "the timeout expires."
msgstr "не истечёт время ожидания."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "Note that the I<timeout> interval will be rounded up to the system clock "
#| "granularity, and kernel scheduling delays mean that the blocking interval "
#| "may overrun by a small amount.  If both fields of the I<timeval> "
#| "structure are zero, then B<select>()  returns immediately.  (This is "
#| "useful for polling.)  If I<timeout> is NULL (no timeout), B<select>()  "
#| "can block indefinitely."
msgid ""
"Note that the I<timeout> interval will be rounded up to the system clock "
"granularity, and kernel scheduling delays mean that the blocking interval "
"may overrun by a small amount."
msgstr ""
"Заметим, что интервал I<timeout> будет округлён с точностью системных часов, "
"а из-за задержки при планировании в ядре блокирующий интервал будет немного "
"больше. Если оба поля структуры I<timeval> равны нулю, то B<select>() "
"завершится немедленно (полезно при опросе (polling)). Если значение "
"I<timeout> равно NULL (время ожидания не задано), то B<select>() может "
"блокировать работу неопределённо долго."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"If both fields of the I<timeval> structure are zero, then B<select>()  "
"returns immediately.  (This is useful for polling.)"
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "The I<timeout> argument specifies the interval that B<select>()  should "
#| "block waiting for a file descriptor to become ready.  The call will block "
#| "until either:"
msgid ""
"If I<timeout> is specified as NULL, B<select>()  blocks indefinitely waiting "
"for a file descriptor to become ready."
msgstr ""
"В аргументе I<timeout> указывается интервал, на который должен "
"заблокироваться B<select>() в ожидании готовности файлового дескриптора. "
"Вызов будет блокирован пока:"

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "pselect()"
msgstr "pselect()"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The B<pselect>()  system call allows an application to safely wait until "
"either a file descriptor becomes ready or until a signal is caught."
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The operation of B<select>()  and B<pselect>()  is identical, other than "
"these three differences:"
msgstr ""
"Работа B<select>() и B<pselect>() идентична за исключением трёх моментов:"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<select>()  uses a timeout that is a I<struct timeval> (with seconds and "
"microseconds), while B<pselect>()  uses a I<struct timespec> (with seconds "
"and nanoseconds)."
msgstr ""
"В вызове B<select>() время ожидания задаётся в структуре I<struct timeval> "
"(с секундами и микросекундами), а в B<pselect>() используется структура "
"I<struct timespec> (с секундами и наносекундами)."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<select>()  may update the I<timeout> argument to indicate how much time "
"was left.  B<pselect>()  does not change this argument."
msgstr ""
"Вызов B<select>() может обновить аргумент I<timeout>, который показывает "
"сколько времени прошло. Вызов B<pselect>() не изменяет этот аргумент."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<select>()  has no I<sigmask> argument, and behaves as B<pselect>()  called "
"with NULL I<sigmask>."
msgstr ""
"Вызов B<select>() не имеет аргумента I<sigmask>, и ведёт себя также как "
"B<pselect>(), если при вызове было указано значение I<sigmask> равное NULL."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "I<sigmask> is a pointer to a signal mask (see B<sigprocmask>(2)); if it "
#| "is not NULL, then B<pselect>()  first replaces the current signal mask by "
#| "the one pointed to by I<sigmask>, then does the \"select\" function, and "
#| "then restores the original signal mask."
msgid ""
"I<sigmask> is a pointer to a signal mask (see B<sigprocmask>(2)); if it is "
"not NULL, then B<pselect>()  first replaces the current signal mask by the "
"one pointed to by I<sigmask>, then does the \"select\" function, and then "
"restores the original signal mask.  (If I<sigmask> is NULL, the signal mask "
"is not modified during the B<pselect>()  call.)"
msgstr ""
"Значение I<sigmask> является указателем на маску сигналов (смотрите "
"B<sigprocmask>(2)); если оно не равно NULL, то сначала B<pselect>() заменяет "
"текущую маску сигналов на заданную I<sigmask>, затем выполняет функцию "
"«select», после чего восстанавливает первоначальную сигнальную маску."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Other than the difference in the precision of the I<timeout> argument, the "
"following B<pselect>()  call:"
msgstr "Кроме различия в точности аргумента I<timeout> вызов B<pselect>()"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"ready = pselect(nfds, &readfds, &writefds, &exceptfds,\n"
"                timeout, &sigmask);\n"
msgstr ""
"ready = pselect(nfds, &readfds, &writefds, &exceptfds,\n"
"                timeout, &sigmask);\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "is equivalent to I<atomically> executing the following calls:"
msgstr "эквивалентен I<атомарному> выполнению следующих вызовов:"

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid ""
#| "pthread_sigmask(SIG_SETMASK, &sigmask, &origmask);\n"
#| "ready = select(nfds, &readfds, &writefds, &exceptfds, timeout);\n"
#| "pthread_sigmask(SIG_SETMASK, &origmask, NULL);\n"
msgid ""
"sigset_t origmask;\n"
"\\&\n"
"pthread_sigmask(SIG_SETMASK, &sigmask, &origmask);\n"
"ready = select(nfds, &readfds, &writefds, &exceptfds, timeout);\n"
"pthread_sigmask(SIG_SETMASK, &origmask, NULL);\n"
msgstr ""
"pthread_sigmask(SIG_SETMASK, &sigmask, &origmask);\n"
"ready = select(nfds, &readfds, &writefds, &exceptfds, timeout);\n"
"pthread_sigmask(SIG_SETMASK, &origmask, NULL);\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The reason that B<pselect>()  is needed is that if one wants to wait for "
"either a signal or for a file descriptor to become ready, then an atomic "
"test is needed to prevent race conditions.  (Suppose the signal handler sets "
"a global flag and returns.  Then a test of this global flag followed by a "
"call of B<select>()  could hang indefinitely if the signal arrived just "
"after the test but just before the call.  By contrast, B<pselect>()  allows "
"one to first block signals, handle the signals that have come in, then call "
"B<pselect>()  with the desired I<sigmask>, avoiding the race.)"
msgstr ""
"Причина необходимости B<pselect>() в том, что если нужно ждать какого-то "
"сигнала или готовности файлового дескриптора, то необходимо атомарное "
"тестирование для избежания состязательности. (Предположим, что обработчик "
"сигнала устанавливает глобальный флаг и завершается. В этом случае тест "
"этого глобального флага после вызова B<select>() мог бы длиться бесконечно, "
"если сигнал прибыл бы сразу после тестирования, но до вызова. В отличие от "
"этого, B<pselect>() позволяет сначала заблокировать сигналы, обработать уже "
"поступившие и затем вызвать B<pselect>() с желаемым значением I<sigmask>, "
"избегая состязательности.)"

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "The timeout"
msgstr "Время ожидания"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid "The file timestamps are structures of the following type:"
msgid ""
"The I<timeout> argument for B<select>()  is a structure of the following "
"type:"
msgstr "Метки времени файла хранятся в структуре следующего вида:"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"struct timeval {\n"
"    time_t      tv_sec;         /* seconds */\n"
"    suseconds_t tv_usec;        /* microseconds */\n"
"};\n"
msgstr ""
"struct timeval {\n"
"    time_t      tv_sec;     /* секунды */\n"
"    suseconds_t tv_usec;    /* микросекунды */\n"
"};\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The corresponding argument for B<pselect>()  is a B<timespec>(3)  structure."
msgstr ""

#. #-#-#-#-#  archlinux: select.2.pot (PACKAGE VERSION)  #-#-#-#-#
#.  .P - it is rumored that:
#.  On BSD, when a timeout occurs, the file descriptor bits are not changed.
#.  - it is certainly true that:
#.  Linux follows SUSv2 and sets the bit masks to zero upon a timeout.
#. type: Plain text
#. #-#-#-#-#  debian-bookworm: select.2.pot (PACKAGE VERSION)  #-#-#-#-#
#.  .PP - it is rumored that:
#.  On BSD, when a timeout occurs, the file descriptor bits are not changed.
#.  - it is certainly true that:
#.  Linux follows SUSv2 and sets the bit masks to zero upon a timeout.
#. type: Plain text
#. #-#-#-#-#  debian-unstable: select.2.pot (PACKAGE VERSION)  #-#-#-#-#
#.  .PP - it is rumored that:
#.  On BSD, when a timeout occurs, the file descriptor bits are not changed.
#.  - it is certainly true that:
#.  Linux follows SUSv2 and sets the bit masks to zero upon a timeout.
#. type: Plain text
#. #-#-#-#-#  fedora-40: select.2.pot (PACKAGE VERSION)  #-#-#-#-#
#.  .P - it is rumored that:
#.  On BSD, when a timeout occurs, the file descriptor bits are not changed.
#.  - it is certainly true that:
#.  Linux follows SUSv2 and sets the bit masks to zero upon a timeout.
#. type: Plain text
#. #-#-#-#-#  fedora-rawhide: select.2.pot (PACKAGE VERSION)  #-#-#-#-#
#.  .P - it is rumored that:
#.  On BSD, when a timeout occurs, the file descriptor bits are not changed.
#.  - it is certainly true that:
#.  Linux follows SUSv2 and sets the bit masks to zero upon a timeout.
#. type: Plain text
#. #-#-#-#-#  mageia-cauldron: select.2.pot (PACKAGE VERSION)  #-#-#-#-#
#.  .P - it is rumored that:
#.  On BSD, when a timeout occurs, the file descriptor bits are not changed.
#.  - it is certainly true that:
#.  Linux follows SUSv2 and sets the bit masks to zero upon a timeout.
#. type: Plain text
#. #-#-#-#-#  opensuse-leap-15-6: select.2.pot (PACKAGE VERSION)  #-#-#-#-#
#.  .PP - it is rumored that:
#.  On BSD, when a timeout occurs, the file descriptor bits are not changed.
#.  - it is certainly true that:
#.  Linux follows SUSv2 and sets the bit masks to zero upon a timeout.
#. type: Plain text
#. #-#-#-#-#  opensuse-tumbleweed: select.2.pot (PACKAGE VERSION)  #-#-#-#-#
#.  .PP - it is rumored that:
#.  On BSD, when a timeout occurs, the file descriptor bits are not changed.
#.  - it is certainly true that:
#.  Linux follows SUSv2 and sets the bit masks to zero upon a timeout.
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"On Linux, B<select>()  modifies I<timeout> to reflect the amount of time not "
"slept; most other implementations do not do this.  (POSIX.1 permits either "
"behavior.)  This causes problems both when Linux code which reads I<timeout> "
"is ported to other operating systems, and when code is ported to Linux that "
"reuses a I<struct timeval> for multiple B<select>()s in a loop without "
"reinitializing it.  Consider I<timeout> to be undefined after B<select>()  "
"returns."
msgstr ""
"В Linux вызов B<select>() изменяет I<timeout> для отражения времени, "
"проведённого не в режиме ожидания; большая часть других реализаций этого не "
"делает (согласно POSIX.1 допускается любой из этих вариантов). Это вызывает "
"проблемы как при переносе кода Linux, читающего I<timeout>, на другие "
"операционные системы, так и при переносе на Linux кода, использующего "
"I<struct timeval> для многократного вызова B<select>() в цикле без его "
"переинициализации. Во избежание этого следует считать, что значение "
"I<timeout> не определено после возврата из B<select>()."

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "RETURN VALUE"
msgstr "ВОЗВРАЩАЕМОЕ ЗНАЧЕНИЕ"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "On success, B<select>()  and B<pselect>()  return the number of file "
#| "descriptors contained in the three returned descriptor sets (that is, the "
#| "total number of bits that are set in I<readfds>, I<writefds>, "
#| "I<exceptfds>)  which may be zero if the timeout expires before anything "
#| "interesting happens.  On error, -1 is returned, and I<errno> is set to "
#| "indicate the error; the file descriptor sets are unmodified, and "
#| "I<timeout> becomes undefined."
msgid ""
"On success, B<select>()  and B<pselect>()  return the number of file "
"descriptors contained in the three returned descriptor sets (that is, the "
"total number of bits that are set in I<readfds>, I<writefds>, "
"I<exceptfds>).  The return value may be zero if the timeout expired before "
"any file descriptors became ready."
msgstr ""
"При успешном выполнении B<select>() и B<pselect>() возвращают количество "
"файловых дескрипторов, находящихся в трёх возвращаемых наборах (то есть, "
"общее количество бит, установленных в I<readfds>, I<writefds>, "
"I<exceptfds>), при чём это количество может быть нулевым, если время "
"ожидания истекло, а интересующие события так и не произошли. При ошибке "
"возвращается значение -1, а переменной I<errno> присваивается "
"соответствующий номер ошибки; наборы файловых дескрипторов не изменяются и "
"значение I<timeout> становится неопределённым."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "On error, -1 is returned and I<errno> is set to indicate the cause of the "
#| "error (for example, B<EINVAL>, indicating that I<name> is invalid)."
msgid ""
"On error, -1 is returned, and I<errno> is set to indicate the error; the "
"file descriptor sets are unmodified, and I<timeout> becomes undefined."
msgstr ""
"При ошибке возвращается -1, а в I<errno> содержится код ошибки (например, "
"B<EINVAL> означает, что некорректно I<name>)."

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "ERRORS"
msgstr "ОШИБКИ"

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<EBADF>"
msgstr "B<EBADF>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"An invalid file descriptor was given in one of the sets.  (Perhaps a file "
"descriptor that was already closed, or one on which an error has occurred.)  "
"However, see BUGS."
msgstr ""
"В одном из наборов находится неверный файловый дескриптор (возможно файловый "
"дескриптор уже закрыт, или при работе с ним произошла ошибка). Однако "
"смотрите ДЕФЕКТЫ."

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<EINTR>"
msgstr "B<EINTR>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "A signal was caught; see B<signal>(7)."
msgstr "При выполнении поступил сигнал; см. B<signal>(7)."

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<EINVAL>"
msgstr "B<EINVAL>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"I<nfds> is negative or exceeds the B<RLIMIT_NOFILE> resource limit (see "
"B<getrlimit>(2))."
msgstr ""
"Значение I<nfds> отрицательно или превышает ограничение ресурса "
"B<RLIMIT_NOFILE> (смотрите B<getrlimit>(2))."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "The value contained within I<timeout> is invalid."
msgstr "Значение, содержащееся внутри I<timeout>, некорректно."

#. type: TP
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "B<ENOMEM>"
msgstr "B<ENOMEM>"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "Unable to allocate memory for internal tables."
msgstr "Не удалось выделить память для внутренних таблиц."

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "VERSIONS"
msgstr "ВЕРСИИ"

#.  Darwin, according to a report by Jeremy Sequoia, relayed by Josh Triplett
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"On some other UNIX systems, B<select>()  can fail with the error B<EAGAIN> "
"if the system fails to allocate kernel-internal resources, rather than "
"B<ENOMEM> as Linux does.  POSIX specifies this error for B<poll>(2), but not "
"for B<select>().  Portable programs may wish to check for B<EAGAIN> and "
"loop, just as with B<EINTR>."
msgstr ""
"В некоторых системах UNIX вызов B<select>() может завершаться с ошибкой "
"B<EAGAIN>, если системе не удаётся выделить внутренние ресурсы ядра, вместо "
"ошибки B<ENOMEM>, как это происходит в Linux. В POSIX эта ошибка указана для "
"B<poll>(2), но не для B<select>(). В переносимых программах лучше ожидать "
"B<EAGAIN> в цикле, как для B<EINTR>."

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "STANDARDS"
msgstr "СТАНДАРТЫ"

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
msgid "POSIX.1-2008."
msgstr "POSIX.1-2008."

#. type: SH
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "HISTORY"
msgstr "ИСТОРИЯ"

#. type: TP
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid "B<select>(2)"
msgid "B<select>()"
msgstr "B<select>(2)"

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid "POSIX.1-2001, SVr4, 4.3BSD."
msgid "POSIX.1-2001, 4.4BSD (first appeared in 4.2BSD)."
msgstr "POSIX.1-2001, SVr4, 4.3BSD."

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "B<select>()  conforms to POSIX.1-2001, POSIX.1-2008, and 4.4BSD "
#| "(B<select>()  first appeared in 4.2BSD).  Generally portable to/from non-"
#| "BSD systems supporting clones of the BSD socket layer (including System\\ "
#| "V variants).  However, note that the System\\ V variant typically sets "
#| "the timeout variable before exit, but the BSD variant does not."
msgid ""
"Generally portable to/from non-BSD systems supporting clones of the BSD "
"socket layer (including System\\ V variants).  However, note that the "
"System\\ V variant typically sets the timeout variable before returning, but "
"the BSD variant does not."
msgstr ""
"Вызов B<select>() соответствует POSIX.1-2001, POSIX.1-2008 и 4.4BSD (впервые "
"B<select>() появился в 4.2BSD).  Обычно перенос выполняется с не-BSD систем "
"и на них, если они поддерживают уровень BSD-сокетов (включая варианты System "
"V). Однако, заметим, что вариант System V, обычно, устанавливает значение "
"переменной timeout перед выходом, а вариант BSD - нет."

#. type: TP
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid "B<pselect>():"
msgid "B<pselect>()"
msgstr "B<pselect>():"

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid "glibc 2.1.  C99, POSIX.1-2001."
msgid "Linux 2.6.16.  POSIX.1g, POSIX.1-2001."
msgstr "glibc 2.1.  C99, POSIX.1-2001."

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "B<pselect>()  was added to Linux in kernel 2.6.16.  Prior to this, "
#| "B<pselect>()  was emulated in glibc (but see BUGS)."
msgid "Prior to this, it was emulated in glibc (but see BUGS)."
msgstr ""
"Вызов B<pselect>() был добавлен в ядро Linux версии 2.6.16. До этого "
"B<pselect>() эмулировался в glibc (но, см. ДЕФЕКТЫ)."

#. type: TP
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid "fd_set"
msgid "B<fd_set>"
msgstr "fd_set"

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-leap-15-6 opensuse-tumbleweed
msgid "POSIX.1-2001."
msgstr "POSIX.1-2001."

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "NOTES"
msgstr "ЗАМЕЧАНИЯ"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The following header also provides the I<fd_set> type: I<E<lt>sys/time."
"hE<gt>>."
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"An I<fd_set> is a fixed size buffer.  Executing B<FD_CLR>()  or B<FD_SET>()  "
"with a value of I<fd> that is negative or is equal to or larger than "
"B<FD_SETSIZE> will result in undefined behavior.  Moreover, POSIX requires "
"I<fd> to be a valid file descriptor."
msgstr ""
"I<fd_set> представляет собой буфер фиксированного размера. Выполнение "
"B<FD_CLR>() или B<FD_SET>() с отрицательным значением I<fd>, равным или "
"большим чем B<FD_SETSIZE>, приводит к неопределённому поведению. Более того, "
"согласно POSIX I<fd> должен быть корректным файловым дескриптором."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The operation of B<select>()  and B<pselect>()  is not affected by the "
"B<O_NONBLOCK> flag."
msgstr "На операции B<select>() и B<pselect>() флаг B<O_NONBLOCK> не влияет."

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "The self-pipe trick"
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"On systems that lack B<pselect>(), reliable (and more portable) signal "
"trapping can be achieved using the self-pipe trick.  In this technique, a "
"signal handler writes a byte to a pipe whose other end is monitored by "
"B<select>()  in the main program.  (To avoid possibly blocking when writing "
"to a pipe that may be full or reading from a pipe that may be empty, "
"nonblocking I/O is used when reading from and writing to the pipe.)"
msgstr ""
"В системах без B<pselect>(), надёжного (и более переносимого) перехвата "
"сигнала можно достичь с помощью трюка с каналом в самого себя. В этом методе "
"обработчик сигнала пишет байт в канал, чей второй конец отслеживается "
"B<select>() в основной программе (чтобы избежать возможной блокировки при "
"записи в канал, который может быть заполнен, или при чтении из канала, "
"который может быть пуст, нужно использовать неблокирующий ввод/вывод)."

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Emulating usleep(3)"
msgstr ""

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "Some code calls B<select>()  with all three sets empty, I<nfds> zero, and "
#| "a non-NULL I<timeout> as a fairly portable way to sleep with subsecond "
#| "precision."
msgid ""
"Before the advent of B<usleep>(3), some code employed a call to B<select>()  "
"with all three sets empty, I<nfds> zero, and a non-NULL I<timeout> as a "
"fairly portable way to sleep with subsecond precision."
msgstr ""
"Иногда B<select>() вызывается с пустыми наборами (всеми тремя), I<nfds> "
"равным нулю и непустым I<timeout> для переносимой реализации перехода в "
"режим ожидания (sleep) на периоды с точностью менее секунды."

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Correspondence between select() and poll() notifications"
msgstr "Соотношение между уведомлениями select() и poll()"

#.  fs/select.c
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"Within the Linux kernel source, we find the following definitions which show "
"the correspondence between the readable, writable, and exceptional condition "
"notifications of B<select>()  and the event notifications provided by "
"B<poll>(2)  and B<epoll>(7):"
msgstr ""
"Внутри исходного кода ядра Linux имеются определения, которые показывают "
"соотношение между уведомлениями чтения, записи и исключительного условия "
"B<select>() и уведомляющими событиями, предоставляемыми B<poll>(2) и "
"B<epoll>(7):"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid ""
#| "#define POLLIN_SET (POLLRDNORM | POLLRDBAND | POLLIN | POLLHUP |\n"
#| "                    POLLERR)\n"
#| "                   /* Ready for reading */\n"
#| "#define POLLOUT_SET (POLLWRBAND | POLLWRNORM | POLLOUT | POLLERR)\n"
#| "                   /* Ready for writing */\n"
#| "#define POLLEX_SET (POLLPRI)\n"
#| "                   /* Exceptional condition */\n"
msgid ""
"#define POLLIN_SET  (EPOLLRDNORM | EPOLLRDBAND | EPOLLIN |\n"
"                     EPOLLHUP | EPOLLERR)\n"
"                   /* Ready for reading */\n"
"#define POLLOUT_SET (EPOLLWRBAND | EPOLLWRNORM | EPOLLOUT |\n"
"                     EPOLLERR)\n"
"                   /* Ready for writing */\n"
"#define POLLEX_SET  (EPOLLPRI)\n"
"                   /* Exceptional condition */\n"
msgstr ""
"#define POLLIN_SET (POLLRDNORM | POLLRDBAND | POLLIN | POLLHUP |\n"
"                    POLLERR)\n"
"                   /* готов для чтения */\n"
"#define POLLOUT_SET (POLLWRBAND | POLLWRNORM | POLLOUT | POLLERR)\n"
"                   /* готов для записи */\n"
"#define POLLEX_SET (POLLPRI)\n"
"                   /* исключительное условие */\n"

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "Multithreaded applications"
msgstr "Многонитевые приложения"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"If a file descriptor being monitored by B<select>()  is closed in another "
"thread, the result is unspecified.  On some UNIX systems, B<select>()  "
"unblocks and returns, with an indication that the file descriptor is ready "
"(a subsequent I/O operation will likely fail with an error, unless another "
"process reopens the file descriptor between the time B<select>()  returned "
"and the I/O operation is performed).  On Linux (and some other systems), "
"closing the file descriptor in another thread has no effect on B<select>().  "
"In summary, any application that relies on a particular behavior in this "
"scenario must be considered buggy."
msgstr ""
"Если файловой дескриптор, отслеживаемый B<select>(), закрывается в другой "
"нити, то результат непредсказуем. В некоторых системах UNIX B<select>() "
"разблокируется и возвращает выполнение с указанием того, что файловый "
"дескриптор готов (последующая операция ввода-вывода, вероятно, завершится с "
"ошибкой, если другой процесс не переоткроет файловый дескриптор между "
"возвратом B<select>() и выполнением операции ввода-вывода). В Linux (и "
"некоторых других системах), закрытие файлового дескриптора в другой нити не "
"влияет на B<select>(). Резюмируя, любое приложение, которое полагается на "
"определённое поведение в таком сценарии, должно считаться ошибочным."

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "C library/kernel differences"
msgstr "Отличия между библиотекой C и ядром"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The Linux kernel allows file descriptor sets of arbitrary size, determining "
"the length of the sets to be checked from the value of I<nfds>.  However, in "
"the glibc implementation, the I<fd_set> type is fixed in size.  See also "
"BUGS."
msgstr ""
"Ядро Linux разрешает наборы файловых дескрипторов любого размера, определяя "
"длину набора по значению I<nfds>. Однако в реализации glibc тип I<fd_set> "
"имеет фиксированный размер. Смотрите также ДЕФЕКТЫ."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The B<pselect>()  interface described in this page is implemented by glibc.  "
"The underlying Linux system call is named B<pselect6>().  This system call "
"has somewhat different behavior from the glibc wrapper function."
msgstr ""
"Интерфейс B<pselect>(), описанный в этой странице, реализован в glibc. Для "
"этого используется системный вызов B<pselect6>(). Поведение данного "
"системного вызова несколько отличается от обёрточной функции glibc."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The Linux B<pselect6>()  system call modifies its I<timeout> argument.  "
"However, the glibc wrapper function hides this behavior by using a local "
"variable for the timeout argument that is passed to the system call.  Thus, "
"the glibc B<pselect>()  function does not modify its I<timeout> argument; "
"this is the behavior required by POSIX.1-2001."
msgstr ""
"В Linux системный вызов B<pselect6>() изменяет содержимое своего аргумента "
"I<timeout>. Однако, обёрточная функция glibc скрывает это поведение "
"используя локальную переменную для аргумента timeout при передаче в "
"системный вызов. Таким образом, функция B<pselect>() в glibc не изменяет "
"свой аргумент I<timeout>; это поведение требуется в POSIX.1-2001."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The final argument of the B<pselect6>()  system call is not a I<sigset_t\\ "
"*> pointer, but is instead a structure of the form:"
msgstr ""
"Последний аргумент системного вызова B<pselect6>() не является указателем "
"I<sigset_t\\ *>, он представляет собой структуру в виде:"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid ""
#| "struct {\n"
#| "    const kernel_sigset_t *ss;   /* Pointer to signal set */\n"
#| "    size_t ss_len;               /* Size (in bytes) of object\n"
#| "                                    pointed to by \\(aqss\\(aq */\n"
#| "};\n"
msgid ""
"struct {\n"
"    const kernel_sigset_t *ss;   /* Pointer to signal set */\n"
"    size_t ss_len;               /* Size (in bytes) of object\n"
"                                    pointed to by \\[aq]ss\\[aq] */\n"
"};\n"
msgstr ""
"struct {\n"
"    const kernel_sigset_t *ss;   /* указатель на набор сигналов */\n"
"    size_t ss_len;               /* размер (в байтах) объекта,\n"
"                                    на который указывает \\(aqss\\(aq */\n"
"};\n"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"This allows the system call to obtain both a pointer to the signal set and "
"its size, while allowing for the fact that most architectures support a "
"maximum of 6 arguments to a system call.  See B<sigprocmask>(2)  for a "
"discussion of the difference between the kernel and libc notion of the "
"signal set."
msgstr ""
"Это позволяет системному вызову получить указатель на набор сигналов и его "
"размер, так как в большинстве архитектур системным вызовам можно передать "
"максимум 6 аргументов. В B<sigprocmask>(2) смотрите описание различий между "
"обозначением набора сигналов в ядре и libc."

#. type: SS
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy, no-wrap
#| msgid "Historical details"
msgid "Historical glibc details"
msgstr "Историческая справка"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "Glibc 2.0 provided a version of B<pselect>()  that did not take a "
#| "I<sigmask> argument."
msgid ""
"glibc 2.0 provided an incorrect version of B<pselect>()  that did not take a "
"I<sigmask> argument."
msgstr ""
"Glibc 2.0 предоставляет версию B<pselect>(), которая не принимает аргумент "
"I<sigmask>."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"From glibc 2.1 to glibc 2.2.1, one must define B<_GNU_SOURCE> in order to "
"obtain the declaration of B<pselect>()  from I<E<lt>sys/select.hE<gt>>."
msgstr ""

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "BUGS"
msgstr "ДЕФЕКТЫ"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "POSIX allows an implementation to define an upper limit, advertised via "
#| "the constant B<FD_SETSIZE>, on the range of file descriptors that can be "
#| "specified in a file descriptor set.  The Linux kernel imposes no fixed "
#| "limit, but the glibc implementation makes I<fd_set> a fixed-size type, "
#| "with B<FD_SETSIZE> defined as 1024, and the B<FD_*>()  macros operating "
#| "according to that limit.  To monitor file descriptors greater than 1023, "
#| "use B<poll>(2)  instead."
msgid ""
"POSIX allows an implementation to define an upper limit, advertised via the "
"constant B<FD_SETSIZE>, on the range of file descriptors that can be "
"specified in a file descriptor set.  The Linux kernel imposes no fixed "
"limit, but the glibc implementation makes I<fd_set> a fixed-size type, with "
"B<FD_SETSIZE> defined as 1024, and the B<FD_*>()  macros operating according "
"to that limit.  To monitor file descriptors greater than 1023, use "
"B<poll>(2)  or B<epoll>(7)  instead."
msgstr ""
"В POSIX разрешено в реализации определять верхнее ограничение, объявляемое "
"через константу B<FD_SETSIZE>, для диапазона файловых дескрипторов, который "
"можно задать в наборе файловых дескрипторов. Ядро Linux не имеет "
"фиксированного ограничения, но реализация glibc использует тип I<fd_set> "
"постоянного размера, определяет B<FD_SETSIZE> равным 1024, а также "
"предоставляет набор макросов операций B<FD_*>(), учитывающих это "
"ограничение. Для слежения за файловыми дескрипторами большими чем 1023 "
"используйте вызов B<poll>(2)."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "The implementation of the I<fd_set> arguments as value-result arguments "
#| "means that they must be reinitialized on each call to B<select>().  This "
#| "design error is avoided by B<poll>(2), which uses separate structure "
#| "fields for the input and output of the call."
msgid ""
"The implementation of the I<fd_set> arguments as value-result arguments is a "
"design error that is avoided in B<poll>(2)  and B<epoll>(7)."
msgstr ""
"Реализация аргументов I<fd_set> в виде аргументов значение-результат "
"означает, что они должен инициализироваться перед каждым вызовом "
"B<select>(). Такой ошибки проектирования избежали в B<poll>(2), где "
"используется отдельные поля структуры для входных и выходных параметров "
"вызова."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"According to POSIX, B<select>()  should check all specified file descriptors "
"in the three file descriptor sets, up to the limit I<nfds-1>.  However, the "
"current implementation ignores any file descriptor in these sets that is "
"greater than the maximum file descriptor number that the process currently "
"has open.  According to POSIX, any such file descriptor that is specified in "
"one of the sets should result in the error B<EBADF>."
msgstr ""
"Согласно POSIX, B<select>() должен проверять все файловые дескрипторы, "
"указанные в трёх наборах файловых дескрипторов до верхнего порога I<nfds-1>. "
"Однако текущая реализация игнорирует любой файловый дескриптор в этих "
"наборах, значение которого больше максимального номера файлового "
"дескриптора, который в настоящий момент открыт процессом. Согласно POSIX, "
"такой файловый дескриптор, указанный в любом наборе, должен приводить к "
"ошибке B<EBADF>."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "Starting with version 2.1, glibc provided an emulation of B<pselect>()  "
#| "that was implemented using B<sigprocmask>(2)  and B<select>().  This "
#| "implementation remained vulnerable to the very race condition that "
#| "B<pselect>()  was designed to prevent.  Modern versions of glibc use the "
#| "(race-free)  B<pselect>()  system call on kernels where it is provided."
msgid ""
"Starting with glibc 2.1, glibc provided an emulation of B<pselect>()  that "
"was implemented using B<sigprocmask>(2)  and B<select>().  This "
"implementation remained vulnerable to the very race condition that "
"B<pselect>()  was designed to prevent.  Modern versions of glibc use the "
"(race-free)  B<pselect>()  system call on kernels where it is provided."
msgstr ""
"Начиная с версии 2.1, glibc предоставляет эмуляцию B<pselect>(), которая "
"реализована с помощью B<sigprocmask>(2) и B<select>(). Эта реализация "
"остаётся уязвимой к той самой состязательности, для устранения которой и был "
"разработан B<pselect>(). В современных версии glibc используется "
"(бессостязательный) системный вызов B<pselect>(), если он предоставляется "
"ядром."

#.  Stevens discusses a case where accept can block after select
#.  returns successfully because of an intervening RST from the client.
#.  Maybe the kernel should have returned EIO in such a situation?
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, fuzzy
#| msgid ""
#| "Under Linux, B<select>()  may report a socket file descriptor as \"ready "
#| "for reading\", while nevertheless a subsequent read blocks.  This could "
#| "for example happen when data has arrived but upon examination has wrong "
#| "checksum and is discarded.  There may be other circumstances in which a "
#| "file descriptor is spuriously reported as ready.  Thus it may be safer to "
#| "use B<O_NONBLOCK> on sockets that should not block."
msgid ""
"On Linux, B<select>()  may report a socket file descriptor as \"ready for "
"reading\", while nevertheless a subsequent read blocks.  This could for "
"example happen when data has arrived but upon examination has the wrong "
"checksum and is discarded.  There may be other circumstances in which a file "
"descriptor is spuriously reported as ready.  Thus it may be safer to use "
"B<O_NONBLOCK> on sockets that should not block."
msgstr ""
"В Linux, вызов B<select>() может сообщать о файловом дескрипторе сокета как "
"о «готовом для чтения», хотя при последующем чтении произойдёт блокировка. "
"Это может случиться, например, когда данные прибыли, но при анализе их "
"контрольная сумма не совпала и они были отброшены. Также могут быть другие "
"обстоятельства, при которых файловый дескриптор ошибочно считается готовым. "
"Поэтому, возможно безопасней будет использовать для сокетов B<O_NONBLOCK>, "
"которые не должны блокироваться."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"On Linux, B<select>()  also modifies I<timeout> if the call is interrupted "
"by a signal handler (i.e., the B<EINTR> error return).  This is not "
"permitted by POSIX.1.  The Linux B<pselect>()  system call has the same "
"behavior, but the glibc wrapper hides this behavior by internally copying "
"the I<timeout> to a local variable and passing that variable to the system "
"call."
msgstr ""
"В Linux, вызов B<select>() также изменяет I<timeout>, если он прерван "
"обработчиком сигнала (т. е., возвращается ошибка B<EINTR>). Согласно POSIX.1 "
"это не разрешено. В Linux системный вызов B<pselect>() действует также, но "
"обёртка glibc скрывает это поведение копируя перед вызовом I<timeout> в "
"локальную переменную и передавая её в системный вызов."

#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "EXAMPLES"
msgstr "ПРИМЕРЫ"

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-tumbleweed
#, no-wrap
msgid ""
"#include E<lt>stdio.hE<gt>\n"
"#include E<lt>stdlib.hE<gt>\n"
"#include E<lt>sys/select.hE<gt>\n"
"\\&\n"
"int\n"
"main(void)\n"
"{\n"
"    int             retval;\n"
"    fd_set          rfds;\n"
"    struct timeval  tv;\n"
"\\&\n"
"    /* Watch stdin (fd 0) to see when it has input. */\n"
"\\&\n"
"    FD_ZERO(&rfds);\n"
"    FD_SET(0, &rfds);\n"
"\\&\n"
"    /* Wait up to five seconds. */\n"
"\\&\n"
"    tv.tv_sec = 5;\n"
"    tv.tv_usec = 0;\n"
"\\&\n"
"    retval = select(1, &rfds, NULL, NULL, &tv);\n"
"    /* Don\\[aq]t rely on the value of tv now! */\n"
"\\&\n"
"    if (retval == -1)\n"
"        perror(\"select()\");\n"
"    else if (retval)\n"
"        printf(\"Data is available now.\\en\");\n"
"        /* FD_ISSET(0, &rfds) will be true. */\n"
"    else\n"
"        printf(\"No data within five seconds.\\en\");\n"
"\\&\n"
"    exit(EXIT_SUCCESS);\n"
"}\n"
msgstr ""

#.  SRC END
#. type: SH
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid "SEE ALSO"
msgstr "СМ. ТАКЖЕ"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<accept>(2), B<connect>(2), B<poll>(2), B<read>(2), B<recv>(2), "
"B<restart_syscall>(2), B<send>(2), B<sigprocmask>(2), B<write>(2), "
"B<timespec>(3), B<epoll>(7), B<time>(7)"
msgstr ""
"B<accept>(2), B<connect>(2), B<poll>(2), B<read>(2), B<recv>(2), "
"B<restart_syscall>(2), B<send>(2), B<sigprocmask>(2), B<write>(2), "
"B<timespec>(3), B<epoll>(7), B<time>(7)"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "For a tutorial with discussion and examples, see B<select_tut>(2)."
msgstr "Обсуждение и примеры смотрите в B<select_tut>(2)."

#. type: TH
#: debian-bookworm
#, no-wrap
msgid "2023-02-05"
msgstr "5 февраля 2023 г."

#. type: TH
#: debian-bookworm
#, no-wrap
msgid "Linux man-pages 6.03"
msgstr "Linux man-pages 6.03"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "sigset_t origmask;\n"
msgstr "sigset_t origmask;\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"pthread_sigmask(SIG_SETMASK, &sigmask, &origmask);\n"
"ready = select(nfds, &readfds, &writefds, &exceptfds, timeout);\n"
"pthread_sigmask(SIG_SETMASK, &origmask, NULL);\n"
msgstr ""
"pthread_sigmask(SIG_SETMASK, &sigmask, &origmask);\n"
"ready = select(nfds, &readfds, &writefds, &exceptfds, timeout);\n"
"pthread_sigmask(SIG_SETMASK, &origmask, NULL);\n"

#. type: Plain text
#: debian-bookworm
#, fuzzy
#| msgid ""
#| "B<pselect>()  was added to Linux in kernel 2.6.16.  Prior to this, "
#| "B<pselect>()  was emulated in glibc (but see BUGS)."
msgid ""
"B<pselect>()  was added in Linux 2.6.16.  Prior to this, B<pselect>()  was "
"emulated in glibc (but see BUGS)."
msgstr ""
"Вызов B<pselect>() был добавлен в ядро Linux версии 2.6.16. До этого "
"B<pselect>() эмулировался в glibc (но, см. ДЕФЕКТЫ)."

#. type: Plain text
#: debian-bookworm
#, fuzzy
#| msgid ""
#| "B<select>()  conforms to POSIX.1-2001, POSIX.1-2008, and 4.4BSD "
#| "(B<select>()  first appeared in 4.2BSD).  Generally portable to/from non-"
#| "BSD systems supporting clones of the BSD socket layer (including System\\ "
#| "V variants).  However, note that the System\\ V variant typically sets "
#| "the timeout variable before exit, but the BSD variant does not."
msgid ""
"B<select>()  conforms to POSIX.1-2001, POSIX.1-2008, and 4.4BSD "
"(B<select>()  first appeared in 4.2BSD).  Generally portable to/from non-BSD "
"systems supporting clones of the BSD socket layer (including System\\ V "
"variants).  However, note that the System\\ V variant typically sets the "
"timeout variable before returning, but the BSD variant does not."
msgstr ""
"Вызов B<select>() соответствует POSIX.1-2001, POSIX.1-2008 и 4.4BSD (впервые "
"B<select>() появился в 4.2BSD).  Обычно перенос выполняется с не-BSD систем "
"и на них, если они поддерживают уровень BSD-сокетов (включая варианты System "
"V). Однако, заметим, что вариант System V, обычно, устанавливает значение "
"переменной timeout перед выходом, а вариант BSD - нет."

#. type: Plain text
#: debian-bookworm
msgid ""
"B<pselect>()  is defined in POSIX.1g, and in POSIX.1-2001 and POSIX.1-2008."
msgstr ""
"Вызов B<pselect>() определён в стандартах POSIX.1g, в POSIX 1004.1-2001 и "
"POSIX.1-2008."

#. type: Plain text
#: debian-bookworm
#, fuzzy
#| msgid "B<strerror_l>()  is specified in POSIX.1-2008."
msgid "B<fd_set> is defined in POSIX.1-2001 and later."
msgstr "Функция B<strerror_l>() описана в POSIX.1-2008."

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"#include E<lt>stdio.hE<gt>\n"
"#include E<lt>stdlib.hE<gt>\n"
"#include E<lt>sys/select.hE<gt>\n"
msgstr ""
"#include E<lt>stdio.hE<gt>\n"
"#include E<lt>stdlib.hE<gt>\n"
"#include E<lt>sys/select.hE<gt>\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"int\n"
"main(void)\n"
"{\n"
"    int             retval;\n"
"    fd_set          rfds;\n"
"    struct timeval  tv;\n"
msgstr ""
"int\n"
"main(void)\n"
"{\n"
"    int             retval;\n"
"    fd_set          rfds;\n"
"    struct timeval  tv;\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "    /* Watch stdin (fd 0) to see when it has input. */\n"
msgstr ""
"    /* Следить, когда в stdin (fd 0) что-нибудь появится. */\n"
"\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    FD_ZERO(&rfds);\n"
"    FD_SET(0, &rfds);\n"
msgstr ""
"    FD_ZERO(&rfds);\n"
"    FD_SET(0, &rfds);\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "    /* Wait up to five seconds. */\n"
msgstr "    /* Ждать не больше пяти секунд. */\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    tv.tv_sec = 5;\n"
"    tv.tv_usec = 0;\n"
msgstr ""
"    tv.tv_sec = 5;\n"
"    tv.tv_usec = 0;\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, fuzzy, no-wrap
#| msgid ""
#| "    retval = select(1, &rfds, NULL, NULL, &tv);\n"
#| "    /* Don\\(aqt rely on the value of tv now! */\n"
msgid ""
"    retval = select(1, &rfds, NULL, NULL, &tv);\n"
"    /* Don\\[aq]t rely on the value of tv now! */\n"
msgstr ""
"    retval = select(1, &rfds, NULL, NULL, &tv);\n"
"    /* Больше не полагаться на значение tv! */\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    if (retval == -1)\n"
"        perror(\"select()\");\n"
"    else if (retval)\n"
"        printf(\"Data is available now.\\en\");\n"
"        /* FD_ISSET(0, &rfds) will be true. */\n"
"    else\n"
"        printf(\"No data within five seconds.\\en\");\n"
msgstr ""
"    if (retval == -1)\n"
"        perror(\"select()\");\n"
"    else if (retval)\n"
"        printf(\"Есть данные.\\en\");\n"
"        /* FD_ISSET(0, &rfds) will be true. */\n"
"    else\n"
"        printf(\"Данные не появились в течение пяти секунд.\\en\");\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    exit(EXIT_SUCCESS);\n"
"}\n"
msgstr ""
"    exit(EXIT_SUCCESS);\n"
"}\n"

#. type: TH
#: debian-unstable opensuse-tumbleweed
#, no-wrap
msgid "2023-05-03"
msgstr "3 мая 2023 г."

#. type: TH
#: debian-unstable opensuse-tumbleweed
#, no-wrap
msgid "Linux man-pages 6.05.01"
msgstr "Linux man-pages 6.05.01"

#. type: TH
#: opensuse-leap-15-6
#, no-wrap
msgid "2023-03-30"
msgstr "30 марта 2023 г."

#. type: TH
#: opensuse-leap-15-6
#, no-wrap
msgid "Linux man-pages 6.04"
msgstr "Linux man-pages 6.04"