# Russian translation of manpages # This file is distributed under the same license as the manpages-l10n package. # Copyright © of this file: # Alexander Golubev , 2018. # Azamat Hackimov , 2011, 2014-2016. # Hotellook, 2014. # Nikita , 2014. # Spiros Georgaras , 2016. # Vladislav , 2015. # Yuri Kozlov , 2011-2019. # Иван Павлов , 2017. msgid "" msgstr "" "Project-Id-Version: manpages-l10n\n" "POT-Creation-Date: 2024-06-01 06:21+0200\n" "PO-Revision-Date: 2019-10-15 18:55+0300\n" "Last-Translator: Yuri Kozlov \n" "Language-Team: Russian \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 #, fuzzy, no-wrap #| msgid "I" msgid "shm_open" msgstr "I" #. type: TH #: archlinux debian-unstable opensuse-tumbleweed #, no-wrap msgid "2024-05-02" msgstr "2 мая 2024 г." #. type: TH #: archlinux debian-unstable #, fuzzy, no-wrap #| msgid "Linux man-pages 6.7" msgid "Linux man-pages 6.8" msgstr "Linux man-pages 6.7" #. 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 "" "shm_open, shm_unlink - create/open or unlink POSIX shared memory objects" msgstr "" "shm_open, shm_unlink - создаёт/открывает или удаляет объекты общей памяти " "POSIX" #. 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 "Real-time library (I, I<-lrt>)" 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 #, fuzzy, no-wrap #| msgid "" #| "B<#include Esys/types.hE>\n" #| "B<#include Esys/stat.hE>\n" #| "B<#include Eunistd.hE>\n" #| "B<#include Efcntl.hE >/* Definition of AT_* constants */\n" msgid "" "B<#include Esys/mman.hE>\n" "B<#include Esys/stat.hE> /* For mode constants */\n" "B<#include Efcntl.hE> /* For O_* constants */\n" msgstr "" "B<#include Esys/types.hE>\n" "B<#include Esys/stat.hE>\n" "B<#include Eunistd.hE>\n" "B<#include Efcntl.hE >/* константы AT_* */\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 "BIB<, int >IB<, mode_t >IB<);>" msgid "" "BIB<, int >IB<, mode_t >IB<);>\n" "BIB<);>\n" msgstr "BIB<, int >IB<, mode_t >IB<);>" #. 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() creates and opens a new, or opens an existing, POSIX shared " "memory object. A POSIX shared memory object is in effect a handle which can " "be used by unrelated processes to B(2) the same region of shared " "memory. The B() function performs the converse operation, " "removing an object previously created by B()." msgstr "" "Функция B() создаёт и открывает новый (или открывает уже " "существующий) объект общей памяти POSIX. Объект общей памяти POSIX — это " "описатель, используемый несвязанными процессами для выполнения B(2) " "для одной области общей памяти. Функция B() выполняет обратную " "операцию, удаляя объект, созданный ранее с помощью B()." #. glibc allows the initial slash to be omitted, and makes #. multiple initial slashes equivalent to a single slash. #. This differs from the implementation of POSIX message queues. #. glibc allows subdirectory components in the name, in which #. case the subdirectory must exist under /dev/shm, and allow the #. required permissions if a user wants to create a shared memory #. object in that subdirectory. #. 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() is analogous to that of B(2). I " "specifies the shared memory object to be created or opened. For portable " "use, a shared memory object should be identified by a name of the form I; that is, a null-terminated string of up to B (i.e., " "255) characters consisting of an initial slash, followed by one or more " "characters, none of which are slashes." msgstr "" "Действие B() аналогично B(2). Значением I определяется " "создаваемый или открываемый объект общей памяти. Для использования в " "переносимых программах объект общей памяти должен опознаваться по имени в " "виде I, то есть строкой, оканчивающейся null и длиной до " "I (т.е., 255) символов, состоящей из начальной косой черты и " "одного или более символов (любых, кроме косой черты)." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "I is a bit mask created by ORing together exactly one of B " "or B and any of the other flags listed here:" msgstr "" "Аргумент I содержит маску битов, созданную логическим сложением OR " "одного из флагов B или B и любых других флагов, " "перечисленных далее:" #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "Open the object for read access. A shared memory object opened in this way " "can be B(2)ed only for read (B) access." msgstr "" "Открыть объект для чтения. Открытый таким образом объект общей памяти можно " "указывать в B(2) только для чтения (B)." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "Open the object for read-write access." msgstr "Открыть объект для чтения и записи." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. In truth it is actually the filesystem IDs on Linux, but these #. are nearly always the same as the effective IDs. (MTK, Jul 05) #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "Create the shared memory object if it does not exist. The user and group " "ownership of the object are taken from the corresponding effective IDs of " "the calling process, and the object's permission bits are set according to " "the low-order 9 bits of I, except that those bits set in the process " "file mode creation mask (see B(2)) are cleared for the new object. " "A set of macro constants which can be used to define I is listed in " "B(2). (Symbolic definitions of these constants can be obtained by " "including Isys/stat.hE>.)" msgstr "" "Создать объект общей памяти, если он не существует. Владелец и группа " "объекта устанавливаются из соответствующих эффективных ID вызвавшего " "процесса, а биты прав на объект устанавливаются в соответствии с младшими 9 " "битами I, за исключением того, что биты, установленные маске режима " "создания файла (см. B(2)), очищаются у новых объектов. Набор макросов-" "констант, используемых для определения I, описан в B(2). " "Символические определения этих констант можно получить включением Isys/" "stat.hE>." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, fuzzy #| msgid "" #| "A new shared memory object initially has zero length\\(emthe size of the " #| "object can be set using B(2). The newly allocated bytes of a " #| "shared memory object are automatically initialized to 0." msgid "" "A new shared memory object initially has zero length\\[em]the size of the " "object can be set using B(2). The newly allocated bytes of a " "shared memory object are automatically initialized to 0." msgstr "" "Новый объект общей памяти изначально имеет нулевую длину; размер объекта " "можно установить, используя B(2). Новые выделенные байты объекта " "общей памяти автоматически заполняются 0." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "If B was also specified, and a shared memory object with the given " "I already exists, return an error. The check for the existence of the " "object, and its creation if it does not exist, are performed atomically." msgstr "" "Если также был указан B и объект общей памяти с заданным I " "уже существует, то возвращается ошибка. Проверка существования объекта и его " "создание, если он не существует, выполняется атомарно." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "If the shared memory object already exists, truncate it to zero bytes." msgstr "Если объект общей памяти уже существует, то обрезать его до 0 байтов." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "Definitions of these flag values can be obtained by including Ifcntl." "hE>." msgstr "" "Определения значений этих флагов можно получить включением Ifcntl." "hE>." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "On successful completion B() returns a new file descriptor " "referring to the shared memory object. This file descriptor is guaranteed " "to be the lowest-numbered file descriptor not previously opened within the " "process. The B flag (see B(2)) is set for the file " "descriptor." msgstr "" "При успешном выполнении B() возвращает новый файловый дескриптор, " "ссылающийся на объект общей памяти. Этот файловый дескриптор гарантированно " "будет дескриптором файла с самым маленьким номером среди ещё не открытых " "процессом. У дескриптора файла устанавливается флаг B (см. " "B(2))." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The file descriptor is normally used in subsequent calls to B(2) " "(for a newly created object) and B(2). After a call to B(2) " "the file descriptor may be closed without affecting the memory mapping." msgstr "" "Дескриптор файла обычно используется в последующих вызовах B(2) " "(для новых объектов) и B(2). После вызова B(2) дескриптор файла " "может быть закрыт без влияния на отображение памяти." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, fuzzy #| msgid "" #| "The operation of B() is analogous to B(2): it " #| "removes a shared memory object name, and, once all processes have " #| "unmapped the object, de-allocates and destroys the contents of the " #| "associated memory region. After a successful B(), attempts " #| "to B() an object with the same I fail (unless B " #| "was specified, in which case a new, distinct object is created)." msgid "" "The operation of B() is analogous to B(2): it removes a " "shared memory object name, and, once all processes have unmapped the object, " "deallocates and destroys the contents of the associated memory region. " "After a successful B(), attempts to B() an object " "with the same I fail (unless B was specified, in which case a " "new, distinct object is created)." msgstr "" "Действие B() аналогично B(2): оно удаляет имя объекта " "общей памяти и, как только все процессы завершили работу с объектом и " "отменили его отображение, очищает пространство и уничтожает связанную с ним " "область памяти. После успешного выполнения B() попытка выполнить " "B() для объекта с тем же именем I завершается ошибкой (если " "не был указан B, в этом случае создаётся новый, уже другой объект)." #. 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() returns a nonnegative file descriptor. On " #| "failure, B() returns -1. B() returns 0 on " #| "success, or -1 on error." msgid "" "On success, B() returns a file descriptor (a nonnegative " "integer). On success, B() returns 0. On failure, both " "functions return -1 and set I to indicate the error." msgstr "" "При успешном выполнении B() возвращает неотрицательный дескриптор " "файла. При ошибках B() возвращает -1. При успешном выполнении " "B() возвращает 0 и -1 при ошибке." #. 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" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "Permission to B() the shared memory object was denied." msgstr "Отказ в доступе для B() для объекта общей памяти." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "Permission was denied to B() I in the specified I, or " "B was specified and the caller does not have write permission on " "the object." msgstr "" "Отказ в доступе для B() с заданным I и режимом I, или " "был указан B, а вызывающий не имеет прав на запись для объекта." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "Both B and B were specified to B() and the " "shared memory object specified by I already exists." msgstr "" "В B() указаны B и B, но объект общей памяти " "I уже существует." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "The I argument to B() was invalid." msgstr "Аргумент I для B() некорректен." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The per-process limit on the number of open file descriptors has been " "reached." msgstr "" "Было достигнуто ограничение по количеству открытых файловых дескрипторов на " "процесс." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "The length of I exceeds B." msgstr "Длина I превышает B." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The system-wide limit on the total number of open files has been reached." msgstr "Достигнуто максимальное количество открытых файлов в системе." #. type: TP #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "B" msgstr "B" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "An attempt was made to B() a I that did not exist, and " "B was not specified." msgstr "" "Была сделана попытка выполнить B() для несуществующего I и " "при этом не был указан B." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "An attempt was to made to B() a I that does not exist." msgstr "" "Была сделана попытка выполнить B() для несуществующего I." #. type: SH #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "ATTRIBUTES" msgstr "АТРИБУТЫ" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "For an explanation of the terms used in this section, see B(7)." msgstr "Описание терминов данного раздела смотрите в B(7)." #. type: tbl table #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "Interface" msgstr "Интерфейс" #. type: tbl table #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "Attribute" msgstr "Атрибут" #. type: tbl table #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "Value" msgstr "Значение" #. type: tbl table #: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron #: opensuse-tumbleweed #, no-wrap msgid ".na\n" msgstr ".na\n" #. type: tbl table #: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron #: opensuse-tumbleweed #, no-wrap msgid ".nh\n" msgstr ".nh\n" #. type: tbl table #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "" "B(),\n" "B()" msgstr "" "B(),\n" "B()" #. type: tbl table #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "Thread safety" msgstr "Безвредность в нитях" #. type: tbl table #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "MT-Safe locale" msgstr "MT-Safe locale" #. 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" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, fuzzy #| msgid "" #| "POSIX leaves the behavior of the combination of B and " #| "B unspecified. On Linux, this will successfully truncate an " #| "existing shared memory object\\(emthis may not be so on other UNIX " #| "systems." msgid "" "POSIX leaves the behavior of the combination of B and B " "unspecified. On Linux, this will successfully truncate an existing shared " "memory object\\[em]this may not be so on other UNIX systems." msgstr "" "POSIX оставляет неопределённым поведение при комбинации B и " "B. В Linux это приводит к успешному обрезанию существующего объекта " "общей памяти, но в других системах UNIX может быть по-другому." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The POSIX shared memory object implementation on Linux makes use of a " "dedicated B(5) filesystem that is normally mounted under I." msgstr "" "Реализация объектов общей памяти POSIX в Linux использует выделенную " "файловую систему B(5), которая обычно монтируется в I." #. 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: Plain text #: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron #: opensuse-leap-15-6 opensuse-tumbleweed msgid "glibc 2.2. POSIX.1-2001." msgstr "glibc 2.2. POSIX.1-2001." #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "POSIX.1-2001 says that the group ownership of a newly created shared memory " "object is set to either the calling process's effective group ID or \"a " "system default group ID\". POSIX.1-2008 says that the group ownership may " "be set to either the calling process's effective group ID or, if the object " "is visible in the filesystem, the group ID of the parent directory." msgstr "" "В POSIX.1-2001 сказано, что группа-владелец нового объекта общей памяти " "устанавливается или в эффективный ID группы вызвавшего процесса, или «ID " "системной группы по умолчанию». В POSIX.1-2008 сказано, что группа-владелец " "может быть установлена или в эффективный ID группы вызвавшего процесса или, " "если объект видим в файловой системе, ID группы родительского каталога." #. 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-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The programs below employ POSIX shared memory and POSIX unnamed semaphores " "to exchange a piece of data. The \"bounce\" program (which must be run " "first) raises the case of a string that is placed into the shared memory by " "the \"send\" program. Once the data has been modified, the \"send\" program " "then prints the contents of the modified shared memory. An example " "execution of the two programs is the following:" msgstr "" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "" "$ B<./pshm_ucase_bounce /myshm &>\n" "[1] 270171\n" "$ B<./pshm_ucase_send /myshm hello>\n" "HELLO\n" msgstr "" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "Further detail about these programs is provided below." msgstr "" #. type: SS #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, fuzzy, no-wrap #| msgid "Program source" msgid "Program source: pshm_ucase.h" msgstr "Исходный код программы" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The following header file is included by both programs below. Its primary " "purpose is to define a structure that will be imposed on the memory object " "that is shared between the two programs." msgstr "" #. type: Plain text #: archlinux debian-unstable opensuse-tumbleweed #, no-wrap msgid "" "#ifndef PSHM_UCASE_H\n" "#define PSHM_UCASE_H\n" "\\&\n" "#include Esemaphore.hE\n" "#include Estddef.hE\n" "#include Estdio.hE\n" "#include Estdlib.hE\n" "\\&\n" "#define errExit(msg) do { perror(msg); exit(EXIT_FAILURE); \\e\n" " } while (0)\n" "\\&\n" "#define BUF_SIZE 1024 /* Maximum size for exchanged string */\n" "\\&\n" "/* Define a structure that will be imposed on the shared\n" " memory object */\n" "\\&\n" "struct shmbuf {\n" " sem_t sem1; /* POSIX unnamed semaphore */\n" " sem_t sem2; /* POSIX unnamed semaphore */\n" " size_t cnt; /* Number of bytes used in \\[aq]buf\\[aq] */\n" " char buf[BUF_SIZE]; /* Data being transferred */\n" "};\n" "\\&\n" "#endif // include guard\n" msgstr "" #. type: SS #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "Program source: pshm_ucase_bounce.c" msgstr "" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The \"bounce\" program creates a new shared memory object with the name " "given in its command-line argument and sizes the object to match the size of " "the I structure defined in the header file. It then maps the object " "into the process's address space, and initializes two POSIX semaphores " "inside the object to 0." msgstr "" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "After the \"send\" program has posted the first of the semaphores, the " "\"bounce\" program upper cases the data that has been placed in the memory " "by the \"send\" program and then posts the second semaphore to tell the " "\"send\" program that it may now access the shared memory." msgstr "" #. type: Plain text #: archlinux debian-unstable opensuse-tumbleweed #, no-wrap msgid "" "/* pshm_ucase_bounce.c\n" "\\&\n" " Licensed under GNU General Public License v2 or later.\n" "*/\n" "#include Ectype.hE\n" "#include Efcntl.hE\n" "#include Estdio.hE\n" "#include Estdlib.hE\n" "#include Esys/mman.hE\n" "#include Eunistd.hE\n" "\\&\n" "#include \"pshm_ucase.h\"\n" "\\&\n" "int\n" "main(int argc, char *argv[])\n" "{\n" " int fd;\n" " char *shmpath;\n" " struct shmbuf *shmp;\n" "\\&\n" " if (argc != 2) {\n" " fprintf(stderr, \"Usage: %s /shm-path\\en\", argv[0]);\n" " exit(EXIT_FAILURE);\n" " }\n" "\\&\n" " shmpath = argv[1];\n" "\\&\n" " /* Create shared memory object and set its size to the size\n" " of our structure. */\n" "\\&\n" " fd = shm_open(shmpath, O_CREAT | O_EXCL | O_RDWR, 0600);\n" " if (fd == -1)\n" " errExit(\"shm_open\");\n" "\\&\n" " if (ftruncate(fd, sizeof(struct shmbuf)) == -1)\n" " errExit(\"ftruncate\");\n" "\\&\n" " /* Map the object into the caller\\[aq]s address space. */\n" "\\&\n" " shmp = mmap(NULL, sizeof(*shmp), PROT_READ | PROT_WRITE,\n" " MAP_SHARED, fd, 0);\n" " if (shmp == MAP_FAILED)\n" " errExit(\"mmap\");\n" "\\&\n" " /* Initialize semaphores as process-shared, with value 0. */\n" "\\&\n" " if (sem_init(&shmp-Esem1, 1, 0) == -1)\n" " errExit(\"sem_init-sem1\");\n" " if (sem_init(&shmp-Esem2, 1, 0) == -1)\n" " errExit(\"sem_init-sem2\");\n" "\\&\n" " /* Wait for \\[aq]sem1\\[aq] to be posted by peer before touching\n" " shared memory. */\n" "\\&\n" " if (sem_wait(&shmp-Esem1) == -1)\n" " errExit(\"sem_wait\");\n" "\\&\n" " /* Convert data in shared memory into upper case. */\n" "\\&\n" " for (size_t j = 0; j E shmp-Ecnt; j++)\n" " shmp-Ebuf[j] = toupper((unsigned char) shmp-Ebuf[j]);\n" "\\&\n" " /* Post \\[aq]sem2\\[aq] to tell the peer that it can now\n" " access the modified data in shared memory. */\n" "\\&\n" " if (sem_post(&shmp-Esem2) == -1)\n" " errExit(\"sem_post\");\n" "\\&\n" " /* Unlink the shared memory object. Even if the peer process\n" " is still using the object, this is okay. The object will\n" " be removed only after all open references are closed. */\n" "\\&\n" " shm_unlink(shmpath);\n" "\\&\n" " exit(EXIT_SUCCESS);\n" "}\n" msgstr "" #. type: SS #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed #, no-wrap msgid "Program source: pshm_ucase_send.c" msgstr "" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The \"send\" program takes two command-line arguments: the pathname of a " "shared memory object previously created by the \"bounce\" program and a " "string that is to be copied into that object." msgstr "" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "The program opens the shared memory object and maps the object into its " "address space. It then copies the data specified in its second argument " "into the shared memory, and posts the first semaphore, which tells the " "\"bounce\" program that it can now access that data. After the \"bounce\" " "program posts the second semaphore, the \"send\" program prints the contents " "of the shared memory on standard output." msgstr "" #. type: Plain text #: archlinux debian-unstable opensuse-tumbleweed #, no-wrap msgid "" "/* pshm_ucase_send.c\n" "\\&\n" " Licensed under GNU General Public License v2 or later.\n" "*/\n" "#include Efcntl.hE\n" "#include Estddef.hE\n" "#include Estdio.hE\n" "#include Estdlib.hE\n" "#include Estring.hE\n" "#include Esys/mman.hE\n" "#include Eunistd.hE\n" "\\&\n" "#include \"pshm_ucase.h\"\n" "\\&\n" "int\n" "main(int argc, char *argv[])\n" "{\n" " int fd;\n" " char *shmpath, *string;\n" " size_t len;\n" " struct shmbuf *shmp;\n" "\\&\n" " if (argc != 3) {\n" " fprintf(stderr, \"Usage: %s /shm-path string\\en\", argv[0]);\n" " exit(EXIT_FAILURE);\n" " }\n" "\\&\n" " shmpath = argv[1];\n" " string = argv[2];\n" " len = strlen(string);\n" "\\&\n" " if (len E BUF_SIZE) {\n" " fprintf(stderr, \"String is too long\\en\");\n" " exit(EXIT_FAILURE);\n" " }\n" "\\&\n" " /* Open the existing shared memory object and map it\n" " into the caller\\[aq]s address space. */\n" "\\&\n" " fd = shm_open(shmpath, O_RDWR, 0);\n" " if (fd == -1)\n" " errExit(\"shm_open\");\n" "\\&\n" " shmp = mmap(NULL, sizeof(*shmp), PROT_READ | PROT_WRITE,\n" " MAP_SHARED, fd, 0);\n" " if (shmp == MAP_FAILED)\n" " errExit(\"mmap\");\n" "\\&\n" " /* Copy data into the shared memory object. */\n" "\\&\n" " shmp-Ecnt = len;\n" " memcpy(&shmp-Ebuf, string, len);\n" "\\&\n" " /* Tell peer that it can now access shared memory. */\n" "\\&\n" " if (sem_post(&shmp-Esem1) == -1)\n" " errExit(\"sem_post\");\n" "\\&\n" " /* Wait until peer says that it has finished accessing\n" " the shared memory. */\n" "\\&\n" " if (sem_wait(&shmp-Esem2) == -1)\n" " errExit(\"sem_wait\");\n" "\\&\n" " /* Write modified data in shared memory to standard output. */\n" "\\&\n" " write(STDOUT_FILENO, &shmp-Ebuf, len);\n" " write(STDOUT_FILENO, \"\\en\", 1);\n" "\\&\n" " exit(EXIT_SUCCESS);\n" "}\n" msgstr "" #. 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 "СМОТРИТЕ ТАКЖЕ" #. type: Plain text #: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide #: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed msgid "" "B(2), B(2), B(2), B(2), B(2), " "B(2), B(2), B(2), B(2), B(2), " "B(7)" msgstr "" "B(2), B(2), B(2), B(2), B(2), " "B(2), B(2), B(2), B(2), B(2), " "B(7)" #. 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 msgid "These functions are provided in glibc 2.2 and later." msgstr "Эти функции присутствуют в glibc 2.2 и более новых." #. type: Plain text #: debian-bookworm msgid "POSIX.1-2001, POSIX.1-2008." msgstr "POSIX.1-2001, POSIX.1-2008." #. type: SH #: debian-bookworm #, no-wrap msgid "NOTES" msgstr "ПРИМЕЧАНИЯ" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| "#include Estdlib.hE\n" #| "#include Estdint.hE\n" #| "#include Eunistd.hE\n" #| "#include Estdio.hE\n" #| "#include Esys/types.hE\n" #| "#include Efcntl.hE\n" msgid "" "#include Efcntl.hE\n" "#include Esemaphore.hE\n" "#include Estdio.hE\n" "#include Estdlib.hE\n" "#include Esys/mman.hE\n" "#include Esys/stat.hE\n" "#include Eunistd.hE\n" msgstr "" "#include Estdlib.hE\n" "#include Estdint.hE\n" "#include Eunistd.hE\n" "#include Estdio.hE\n" "#include Esys/types.hE\n" "#include Efcntl.hE\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" "#define errExit(msg) do { perror(msg); exit(EXIT_FAILURE); \\e\n" " } while (0)\n" msgstr "" "#define errExit(msg) do { perror(msg); exit(EXIT_FAILURE); \\e\n" " } while (0)\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "#define BUF_SIZE 1024 /* Maximum size for exchanged string */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" "/* Define a structure that will be imposed on the shared\n" " memory object */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" "struct shmbuf {\n" " sem_t sem1; /* POSIX unnamed semaphore */\n" " sem_t sem2; /* POSIX unnamed semaphore */\n" " size_t cnt; /* Number of bytes used in \\[aq]buf\\[aq] */\n" " char buf[BUF_SIZE]; /* Data being transferred */\n" "};\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "/* pshm_ucase_bounce.c\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " Licensed under GNU General Public License v2 or later.\n" "*/\n" "#include Ectype.hE\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "#include \"pshm_ucase.h\"\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| "int\n" #| "main(int argc, char *argv[])\n" #| "{\n" #| " char outstr[200];\n" #| " time_t t;\n" #| " struct tm *tmp;\n" msgid "" "int\n" "main(int argc, char *argv[])\n" "{\n" " int fd;\n" " char *shmpath;\n" " struct shmbuf *shmp;\n" msgstr "" "int\n" "main(int argc, char *argv[])\n" "{\n" " char outstr[200];\n" " time_t t;\n" " struct tm *tmp;\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " if (argc != 2) {\n" #| " fprintf(stderr, \"Usage: %s EpathnameE\\en\", argv[0]);\n" #| " exit(EXIT_FAILURE);\n" #| " }\n" msgid "" " if (argc != 2) {\n" " fprintf(stderr, \"Usage: %s /shm-path\\en\", argv[0]);\n" " exit(EXIT_FAILURE);\n" " }\n" msgstr "" " if (argc != 2) {\n" " fprintf(stderr, \"Использование: %s EпутьE\\en\", argv[0]);\n" " exit(EXIT_FAILURE);\n" " }\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid " alarm(atoi(argv[1]));\n" msgid " shmpath = argv[1];\n" msgstr " alarm(atoi(argv[1]));\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " /* Create shared memory object and set its size to the size\n" " of our structure. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " fd = open(argv[1], O_RDONLY); /* Get file descriptor for namespace */\n" #| " if (fd == -1)\n" #| " errExit(\"open\");\n" msgid "" " fd = shm_open(shmpath, O_CREAT | O_EXCL | O_RDWR, 0600);\n" " if (fd == -1)\n" " errExit(\"shm_open\");\n" msgstr "" " fd = open(argv[1], O_RDONLY); /* получаем файловый дескриптор для пространства\n" " имён */\n" " if (fd == -1)\n" " errExit(\"open\");\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " if (sched_setaffinity(getpid(), sizeof(set), &set) == -1)\n" #| " errExit(\"sched_setaffinity\");\n" msgid "" " if (ftruncate(fd, sizeof(struct shmbuf)) == -1)\n" " errExit(\"ftruncate\");\n" msgstr "" " if (sched_setaffinity(getpid(), sizeof(set), &set) == -1)\n" " errExit(\"sched_setaffinity\");\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid " /* Map the object into the caller\\[aq]s address space. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " shmp = mmap(NULL, sizeof(*shmp), PROT_READ | PROT_WRITE,\n" " MAP_SHARED, fd, 0);\n" " if (shmp == MAP_FAILED)\n" " errExit(\"mmap\");\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid " /* Initialize semaphores as process-shared, with value 0. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " if (sem_init(&shmp-Esem1, 1, 0) == -1)\n" " errExit(\"sem_init-sem1\");\n" " if (sem_init(&shmp-Esem2, 1, 0) == -1)\n" " errExit(\"sem_init-sem2\");\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " /* Wait for \\[aq]sem1\\[aq] to be posted by peer before touching\n" " shared memory. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " if (sem_init(&sem, 0, 0) == -1)\n" #| " handle_error(\"sem_init\");\n" msgid "" " if (sem_wait(&shmp-Esem1) == -1)\n" " errExit(\"sem_wait\");\n" msgstr "" " if (sem_init(&sem, 0, 0) == -1)\n" " handle_error(\"sem_init\");\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid " /* Convert data in shared memory into upper case. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " for (size_t j = 0; j E shmp-Ecnt; j++)\n" " shmp-Ebuf[j] = toupper((unsigned char) shmp-Ebuf[j]);\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " /* Post \\[aq]sem2\\[aq] to tell the peer that it can now\n" " access the modified data in shared memory. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " if (sem_init(&sem, 0, 0) == -1)\n" #| " handle_error(\"sem_init\");\n" msgid "" " if (sem_post(&shmp-Esem2) == -1)\n" " errExit(\"sem_post\");\n" msgstr "" " if (sem_init(&sem, 0, 0) == -1)\n" " handle_error(\"sem_init\");\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " /* Unlink the shared memory object. Even if the peer process\n" " is still using the object, this is okay. The object will\n" " be removed only after all open references are closed. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid " shm_unlink(shmpath);\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " exit(EXIT_SUCCESS);\n" "}\n" msgstr "" " exit(EXIT_SUCCESS);\n" "}\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "/* pshm_ucase_send.c\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " Licensed under GNU General Public License v2 or later.\n" "*/\n" "#include Estring.hE\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| "int\n" #| "main(int argc, char *argv[])\n" #| "{\n" #| " char outstr[200];\n" #| " time_t t;\n" #| " struct tm *tmp;\n" msgid "" "int\n" "main(int argc, char *argv[])\n" "{\n" " int fd;\n" " char *shmpath, *string;\n" " size_t len;\n" " struct shmbuf *shmp;\n" msgstr "" "int\n" "main(int argc, char *argv[])\n" "{\n" " char outstr[200];\n" " time_t t;\n" " struct tm *tmp;\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " if (argc != 2) {\n" #| " fprintf(stderr, \"Usage: %s EpathnameE\\en\", argv[0]);\n" #| " exit(EXIT_FAILURE);\n" #| " }\n" msgid "" " if (argc != 3) {\n" " fprintf(stderr, \"Usage: %s /shm-path string\\en\", argv[0]);\n" " exit(EXIT_FAILURE);\n" " }\n" msgstr "" " if (argc != 2) {\n" " fprintf(stderr, \"Использование: %s EпутьE\\en\", argv[0]);\n" " exit(EXIT_FAILURE);\n" " }\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " parentCPU = atoi(argv[1]);\n" #| " childCPU = atoi(argv[2]);\n" #| " nloops = atoi(argv[3]);\n" msgid "" " shmpath = argv[1];\n" " string = argv[2];\n" " len = strlen(string);\n" msgstr "" " parentCPU = atoi(argv[1]);\n" " childCPU = atoi(argv[2]);\n" " nloops = atoi(argv[3]);\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " if (endptr == str) {\n" #| " fprintf(stderr, \"No digits were found\\en\");\n" #| " exit(EXIT_FAILURE);\n" #| " }\n" msgid "" " if (len E BUF_SIZE) {\n" " fprintf(stderr, \"String is too long\\en\");\n" " exit(EXIT_FAILURE);\n" " }\n" msgstr "" " if (endptr == str) {\n" " fprintf(stderr, \"Цифры отсутствуют\\en\");\n" " exit(EXIT_FAILURE);\n" " }\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " /* Open the existing shared memory object and map it\n" " into the caller\\[aq]s address space. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " fd = open(argv[1], O_RDONLY); /* Get file descriptor for namespace */\n" #| " if (fd == -1)\n" #| " errExit(\"open\");\n" msgid "" " fd = shm_open(shmpath, O_RDWR, 0);\n" " if (fd == -1)\n" " errExit(\"shm_open\");\n" msgstr "" " fd = open(argv[1], O_RDONLY); /* получаем файловый дескриптор для пространства\n" " имён */\n" " if (fd == -1)\n" " errExit(\"open\");\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "To change the permissions of a shared memory object." msgid " /* Copy data into the shared memory object. */\n" msgstr "Изменяет права на объект общей памяти." #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " shmp-Ecnt = len;\n" " memcpy(&shmp-Ebuf, string, len);\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid " /* Tell peer that it can now access shared memory. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " if (sem_init(&sem, 0, 0) == -1)\n" #| " handle_error(\"sem_init\");\n" msgid "" " if (sem_post(&shmp-Esem1) == -1)\n" " errExit(\"sem_post\");\n" msgstr "" " if (sem_init(&sem, 0, 0) == -1)\n" " handle_error(\"sem_init\");\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " /* Wait until peer says that it has finished accessing\n" " the shared memory. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, fuzzy, no-wrap #| msgid "" #| " if (sem_init(&sem, 0, 0) == -1)\n" #| " handle_error(\"sem_init\");\n" msgid "" " if (sem_wait(&shmp-Esem2) == -1)\n" " errExit(\"sem_wait\");\n" msgstr "" " if (sem_init(&sem, 0, 0) == -1)\n" " handle_error(\"sem_init\");\n" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid " /* Write modified data in shared memory to standard output. */\n" msgstr "" #. type: Plain text #: debian-bookworm opensuse-leap-15-6 #, no-wrap msgid "" " write(STDOUT_FILENO, &shmp-Ebuf, len);\n" " write(STDOUT_FILENO, \"\\en\", 1);\n" msgstr "" #. type: TH #: fedora-40 fedora-rawhide mageia-cauldron #, no-wrap msgid "2023-10-31" msgstr "31 октября 2023 г." #. type: TH #: fedora-40 mageia-cauldron #, no-wrap msgid "Linux man-pages 6.06" msgstr "Linux man-pages 6.06" #. type: Plain text #: fedora-40 fedora-rawhide mageia-cauldron #, no-wrap msgid "" "#include Efcntl.hE\n" "#include Esemaphore.hE\n" "#include Estdio.hE\n" "#include Estdlib.hE\n" "#include Esys/mman.hE\n" "#include Esys/stat.hE\n" "#include Eunistd.hE\n" "\\&\n" "#define errExit(msg) do { perror(msg); exit(EXIT_FAILURE); \\e\n" " } while (0)\n" "\\&\n" "#define BUF_SIZE 1024 /* Maximum size for exchanged string */\n" "\\&\n" "/* Define a structure that will be imposed on the shared\n" " memory object */\n" "\\&\n" "struct shmbuf {\n" " sem_t sem1; /* POSIX unnamed semaphore */\n" " sem_t sem2; /* POSIX unnamed semaphore */\n" " size_t cnt; /* Number of bytes used in \\[aq]buf\\[aq] */\n" " char buf[BUF_SIZE]; /* Data being transferred */\n" "};\n" msgstr "" #. type: Plain text #: fedora-40 fedora-rawhide mageia-cauldron #, no-wrap msgid "" "/* pshm_ucase_bounce.c\n" "\\&\n" " Licensed under GNU General Public License v2 or later.\n" "*/\n" "#include Ectype.hE\n" "\\&\n" "#include \"pshm_ucase.h\"\n" "\\&\n" "int\n" "main(int argc, char *argv[])\n" "{\n" " int fd;\n" " char *shmpath;\n" " struct shmbuf *shmp;\n" "\\&\n" " if (argc != 2) {\n" " fprintf(stderr, \"Usage: %s /shm-path\\en\", argv[0]);\n" " exit(EXIT_FAILURE);\n" " }\n" "\\&\n" " shmpath = argv[1];\n" "\\&\n" " /* Create shared memory object and set its size to the size\n" " of our structure. */\n" "\\&\n" " fd = shm_open(shmpath, O_CREAT | O_EXCL | O_RDWR, 0600);\n" " if (fd == -1)\n" " errExit(\"shm_open\");\n" "\\&\n" " if (ftruncate(fd, sizeof(struct shmbuf)) == -1)\n" " errExit(\"ftruncate\");\n" "\\&\n" " /* Map the object into the caller\\[aq]s address space. */\n" "\\&\n" " shmp = mmap(NULL, sizeof(*shmp), PROT_READ | PROT_WRITE,\n" " MAP_SHARED, fd, 0);\n" " if (shmp == MAP_FAILED)\n" " errExit(\"mmap\");\n" "\\&\n" " /* Initialize semaphores as process-shared, with value 0. */\n" "\\&\n" " if (sem_init(&shmp-Esem1, 1, 0) == -1)\n" " errExit(\"sem_init-sem1\");\n" " if (sem_init(&shmp-Esem2, 1, 0) == -1)\n" " errExit(\"sem_init-sem2\");\n" "\\&\n" " /* Wait for \\[aq]sem1\\[aq] to be posted by peer before touching\n" " shared memory. */\n" "\\&\n" " if (sem_wait(&shmp-Esem1) == -1)\n" " errExit(\"sem_wait\");\n" "\\&\n" " /* Convert data in shared memory into upper case. */\n" "\\&\n" " for (size_t j = 0; j E shmp-Ecnt; j++)\n" " shmp-Ebuf[j] = toupper((unsigned char) shmp-Ebuf[j]);\n" "\\&\n" " /* Post \\[aq]sem2\\[aq] to tell the peer that it can now\n" " access the modified data in shared memory. */\n" "\\&\n" " if (sem_post(&shmp-Esem2) == -1)\n" " errExit(\"sem_post\");\n" "\\&\n" " /* Unlink the shared memory object. Even if the peer process\n" " is still using the object, this is okay. The object will\n" " be removed only after all open references are closed. */\n" "\\&\n" " shm_unlink(shmpath);\n" "\\&\n" " exit(EXIT_SUCCESS);\n" "}\n" msgstr "" #. type: Plain text #: fedora-40 fedora-rawhide mageia-cauldron #, no-wrap msgid "" "/* pshm_ucase_send.c\n" "\\&\n" " Licensed under GNU General Public License v2 or later.\n" "*/\n" "#include Estring.hE\n" "\\&\n" "#include \"pshm_ucase.h\"\n" "\\&\n" "int\n" "main(int argc, char *argv[])\n" "{\n" " int fd;\n" " char *shmpath, *string;\n" " size_t len;\n" " struct shmbuf *shmp;\n" "\\&\n" " if (argc != 3) {\n" " fprintf(stderr, \"Usage: %s /shm-path string\\en\", argv[0]);\n" " exit(EXIT_FAILURE);\n" " }\n" "\\&\n" " shmpath = argv[1];\n" " string = argv[2];\n" " len = strlen(string);\n" "\\&\n" " if (len E BUF_SIZE) {\n" " fprintf(stderr, \"String is too long\\en\");\n" " exit(EXIT_FAILURE);\n" " }\n" "\\&\n" " /* Open the existing shared memory object and map it\n" " into the caller\\[aq]s address space. */\n" "\\&\n" " fd = shm_open(shmpath, O_RDWR, 0);\n" " if (fd == -1)\n" " errExit(\"shm_open\");\n" "\\&\n" " shmp = mmap(NULL, sizeof(*shmp), PROT_READ | PROT_WRITE,\n" " MAP_SHARED, fd, 0);\n" " if (shmp == MAP_FAILED)\n" " errExit(\"mmap\");\n" "\\&\n" " /* Copy data into the shared memory object. */\n" "\\&\n" " shmp-Ecnt = len;\n" " memcpy(&shmp-Ebuf, string, len);\n" "\\&\n" " /* Tell peer that it can now access shared memory. */\n" "\\&\n" " if (sem_post(&shmp-Esem1) == -1)\n" " errExit(\"sem_post\");\n" "\\&\n" " /* Wait until peer says that it has finished accessing\n" " the shared memory. */\n" "\\&\n" " if (sem_wait(&shmp-Esem2) == -1)\n" " errExit(\"sem_wait\");\n" "\\&\n" " /* Write modified data in shared memory to standard output. */\n" "\\&\n" " write(STDOUT_FILENO, &shmp-Ebuf, len);\n" " write(STDOUT_FILENO, \"\\en\", 1);\n" "\\&\n" " exit(EXIT_SUCCESS);\n" "}\n" msgstr "" #. type: TH #: fedora-rawhide #, no-wrap msgid "Linux man-pages 6.7" msgstr "Linux man-pages 6.7" #. 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" #. type: TH #: opensuse-tumbleweed #, fuzzy, no-wrap #| msgid "Linux man-pages 6.7" msgid "Linux man-pages (unreleased)" msgstr "Linux man-pages 6.7"