path: root/po/fr/man3/sem_wait.3.po

# French translation of manpages
# This file is distributed under the same license as the manpages-l10n package.
# Copyright © of this file:
# Christophe Blaess <https://www.blaess.fr/christophe/>, 1996-2003.
# Stéphan Rafin <stephan.rafin@laposte.net>, 2002.
# Thierry Vignaud <tvignaud@mandriva.com>, 1999, 2002.
# François Micaux, 2002.
# Alain Portal <aportal@univ-montp2.fr>, 2003-2008.
# Jean-Philippe Guérard <fevrier@tigreraye.org>, 2005-2006.
# Jean-Luc Coulon (f5ibh) <jean-luc.coulon@wanadoo.fr>, 2006-2007.
# Julien Cristau <jcristau@debian.org>, 2006-2007.
# Thomas Huriaux <thomas.huriaux@gmail.com>, 2006-2008.
# Nicolas François <nicolas.francois@centraliens.net>, 2006-2008.
# Florentin Duneau <fduneau@gmail.com>, 2006-2010.
# Simon Paillard <simon.paillard@resel.enst-bretagne.fr>, 2006, 2013.
# Denis Barbier <barbier@debian.org>, 2006, 2010.
# David Prévot <david@tilapin.org>, 2010, 2012-2014.
# Thomas Vincent <tvincent@debian.org>, 2019.
# Jean-Pierre Giraud <jean-pierregiraud@neuf.fr>, 2023.
msgid ""
msgstr ""
"Project-Id-Version: manpages-l10n 4.22.0\n"
"POT-Creation-Date: 2024-06-01 06:20+0200\n"
"PO-Revision-Date: 2024-05-07 16:52+0200\n"
"Last-Translator: Jean-Pierre Giraud <jean-pierregiraud@neuf.fr>\n"
"Language-Team: French <debian-l10n-french@lists.debian.org>\n"
"Language: fr\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
"Plural-Forms: nplurals=2; plural=n > 1;\n"
"X-Generator: Lokalize 22.12.3\n"

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

#. type: TH
#: archlinux debian-unstable opensuse-tumbleweed
#, no-wrap
msgid "2024-05-02"
msgstr "2 mai 2024"

#. type: TH
#: archlinux debian-unstable
#, no-wrap
msgid "Linux man-pages 6.8"
msgstr "Pages du manuel de Linux 6.8"

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

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "sem_wait, sem_timedwait, sem_trywait - lock a semaphore"
msgstr "sem_wait, sem_timedwait, sem_trywait - Verrouiller un sémaphore"

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

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid "POSIX threads library (I<libpthread>, I<-lpthread>)"
msgstr "Bibliothèque de threads POSIX (I<libpthread>, I<-lpthread>)"

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

#. 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>semaphore.hE<gt>>\n"
msgstr "B<#include E<lt>semaphore.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<int sem_wait(sem_t *>I<sem>B<);>\n"
"B<int sem_trywait(sem_t *>I<sem>B<);>\n"
"B<int sem_timedwait(sem_t *restrict >I<sem>B<,>\n"
"B<                  const struct timespec *restrict >I<abs_timeout>B<);>\n"
msgstr ""
"B<int sem_wait(sem_t *>I<sem>B<);>\n"
"B<int sem_trywait(sem_t *>I<sem>B<);>\n"
"B<int sem_timedwait(sem_t *restrict >I<sem>B<,>\n"
"B<                  const struct timespec *restrict >I<abs_timeout>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 ""
"Exigences de macros de test de fonctionnalités pour la glibc (consulter "
"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<sem_timedwait>():"
msgstr "B<sem_timedwait>() :"

#. 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 "DESCRIPTION"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<sem_wait>()  decrements (locks) the semaphore pointed to by I<sem>.  If "
"the semaphore's value is greater than zero, then the decrement proceeds, and "
"the function returns, immediately.  If the semaphore currently has the value "
"zero, then the call blocks until either it becomes possible to perform the "
"decrement (i.e., the semaphore value rises above zero), or a signal handler "
"interrupts the call."
msgstr ""
"B<sem_wait>() décrémente (verrouille) le sémaphore pointé par I<sem>. Si la "
"valeur du sémaphore est plus grande que zéro, la décrémentation s'effectue "
"et la fonction renvoie immédiatement. Si le sémaphore vaut zéro, l'appel "
"bloquera jusqu'à ce qu’il devienne possible d'effectuer la décrémentation "
"(c'est-à-dire la valeur du sémaphore devient positive) ou qu’un gestionnaire "
"de signaux interrompe l'appel."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<sem_trywait>()  is the same as B<sem_wait>(), except that if the decrement "
"cannot be immediately performed, then call returns an error (I<errno> set to "
"B<EAGAIN>)  instead of blocking."
msgstr ""
"B<sem_trywait>() est pareil à B<sem_wait>(), excepté que si la "
"décrémentation ne peut pas être effectuée immédiatement, l'appel renvoie une "
"erreur (I<errno> vaut B<EAGAIN>) plutôt que de bloquer."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<sem_timedwait>()  is the same as B<sem_wait>(), except that I<abs_timeout> "
"specifies a limit on the amount of time that the call should block if the "
"decrement cannot be immediately performed.  The I<abs_timeout> argument "
"points to a B<timespec>(3)  structure that specifies an absolute timeout in "
"seconds and nanoseconds since the Epoch, 1970-01-01 00:00:00 +0000 (UTC)."
msgstr ""
"B<sem_timedwait>() est pareil à B<sem_wait>() excepté que I<abs_timeout> "
"spécifie une limite sur le temps pendant lequel l'appel bloquera si la "
"décrémentation ne peut pas être effectuée immédiatement. L'argument "
"I<abs_timeout> pointe sur une structure B<timespec>(3) qui spécifie un temps "
"absolu en secondes et nanosecondes depuis l'époque, 1er\\ janvier 1970 à\\ "
"00:00:00 (UTC)."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"If the timeout has already expired by the time of the call, and the "
"semaphore could not be locked immediately, then B<sem_timedwait>()  fails "
"with a timeout error (I<errno> set to B<ETIMEDOUT>)."
msgstr ""
"Si le délai est déjà expiré à l'heure de l'appel et si le sémaphore ne peut "
"pas être verrouillé immédiatement, B<sem_timedwait>() échoue avec l'erreur "
"d'expiration de délai (I<errno> vaut B<ETIMEDOUT>)."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"If the operation can be performed immediately, then B<sem_timedwait>()  "
"never fails with a timeout error, regardless of the value of "
"I<abs_timeout>.  Furthermore, the validity of I<abs_timeout> is not checked "
"in this case."
msgstr ""
"Si l'opération peut être effectuée immédiatement, B<sem_timedwait>() "
"n'échoue jamais avec une valeur d'expiration de délai, quelque soit la "
"valeur de I<abs_timeout>. De plus, la validité de I<abs_timeout> n'est pas "
"vérifiée dans ce cas."

#. 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 "VALEUR RENVOYÉE"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"All of these functions return 0 on success; on error, the value of the "
"semaphore is left unchanged, -1 is returned, and I<errno> is set to indicate "
"the error."
msgstr ""
"Toutes ces fonctions renvoient B<0> si elles réussissent. Si elles échouent, "
"la valeur du sémaphore n'est pas modifiée, elles renvoient B<-1> et écrivent "
"I<errno> en conséquence."

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

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

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"(B<sem_trywait>())  The operation could not be performed without blocking (i."
"e., the semaphore currently has the value zero)."
msgstr ""
"(B<sem_trywait>()) L'opération ne peut pas être effectuée sans bloquer "
"(c'est-à-dire, le sémaphore a une valeur nulle)."

#. 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 "The call was interrupted by a signal handler; see B<signal>(7)."
msgstr ""
"L'appel a été interrompu par un gestionnaire de signal ; consultez "
"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<sem> is not a valid semaphore."
msgstr "I<sem> n'est pas un sémaphore valable."

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"(B<sem_timedwait>())  The value of I<abs_timeout.tv_nsecs> is less than 0, "
"or greater than or equal to 1000 million."
msgstr ""
"(B<sem_timedwait>()) La valeur de I<abs_timeout.tv_nsecs> est plus petite "
"que B<0> ou supérieure ou égale à 1 milliard."

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

#.  POSIX.1-2001 also allows EDEADLK -- "A deadlock condition
#.  was detected", but this does not occur on Linux(?).
#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"(B<sem_timedwait>())  The call timed out before the semaphore could be "
"locked."
msgstr ""
"(B<sem_timedwait>()) Le délai a expiré avant que le sémaphore ait pu être "
"verrouillé."

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

#. 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<attributes>(7)."
msgstr ""
"Pour une explication des termes utilisés dans cette section, consulter "
"B<attributes>(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 "Interface"

#. 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 "Attribut"

#. 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 "Valeur"

#. 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<sem_wait>(),\n"
"B<sem_trywait>(),\n"
"B<sem_timedwait>()"
msgstr ""
"B<sem_wait>(),\n"
"B<sem_trywait>(),\n"
"B<sem_timedwait>()"

#. 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 "Sécurité des threads"

#. 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"
msgstr "MT-Safe"

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

#. 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 "HISTORIQUE"

#. 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 "EXAMPLES"
msgstr "EXEMPLES"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"The (somewhat trivial) program shown below operates on an unnamed "
"semaphore.  The program expects two command-line arguments.  The first "
"argument specifies a seconds value that is used to set an alarm timer to "
"generate a B<SIGALRM> signal.  This handler performs a B<sem_post>(3)  to "
"increment the semaphore that is being waited on in I<main()> using "
"B<sem_timedwait>().  The second command-line argument specifies the length "
"of the timeout, in seconds, for B<sem_timedwait>().  The following shows "
"what happens on two different runs of the program:"
msgstr ""
"Le (quelque peu trivial) programme suivant opère sur un sémaphore non nommé. "
"Il attend deux arguments sur la ligne de commande. Le premier argument "
"spécifie une valeur en secondes qui est utilisée pour configurer une alarme "
"pour générer un signal B<SIGALRM>. Ce gestionnaire effectue un "
"B<sem_post>(3) pour incrémenter le sémaphore qui est attendu dans le "
"I<main()> en utilisant B<sem_timedwait>(). Le second argument de la ligne de "
"commande spécifie la durée, en secondes, du délai d'attente pour "
"B<sem_timedwait>(). Ci-dessous, le résultat de deux exécutions différentes "
"du programme\\ :"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
#, no-wrap
msgid ""
"$B< ./a.out 2 3>\n"
"About to call sem_timedwait()\n"
"sem_post() from handler\n"
"sem_timedwait() succeeded\n"
"$B< ./a.out 2 1>\n"
"About to call sem_timedwait()\n"
"sem_timedwait() timed out\n"
msgstr ""
"$B< ./a.out 2 3>\n"
"main() est sur le point d'appeler sem_timedwait()\n"
"sem_post() depuis le gestionnaire\n"
"sem_timedwait() a réussi\n"
"$B< ./a.out 2 1>\n"
"main() est sur le point d'appeler sem_timedwait()\n"
"sem_timedwait() a expiré\n"

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

#. type: Plain text
#: archlinux debian-unstable fedora-40 fedora-rawhide mageia-cauldron
#: opensuse-tumbleweed
#, no-wrap
msgid ""
"#include E<lt>errno.hE<gt>\n"
"#include E<lt>semaphore.hE<gt>\n"
"#include E<lt>signal.hE<gt>\n"
"#include E<lt>stdio.hE<gt>\n"
"#include E<lt>stdlib.hE<gt>\n"
"#include E<lt>time.hE<gt>\n"
"#include E<lt>unistd.hE<gt>\n"
"\\&\n"
"#include E<lt>assert.hE<gt>\n"
"\\&\n"
"sem_t sem;\n"
"\\&\n"
"#define handle_error(msg) \\e\n"
"    do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
"\\&\n"
"static void\n"
"handler(int sig)\n"
"{\n"
"    write(STDOUT_FILENO, \"sem_post() from handler\\en\", 24);\n"
"    if (sem_post(&sem) == -1) {\n"
"        write(STDERR_FILENO, \"sem_post() failed\\en\", 18);\n"
"        _exit(EXIT_FAILURE);\n"
"    }\n"
"}\n"
"\\&\n"
"int\n"
"main(int argc, char *argv[])\n"
"{\n"
"    struct sigaction sa;\n"
"    struct timespec ts;\n"
"    int s;\n"
"\\&\n"
"    if (argc != 3) {\n"
"        fprintf(stderr, \"Usage: %s E<lt>alarm-secsE<gt> E<lt>wait-secsE<gt>\\en\",\n"
"                argv[0]);\n"
"        exit(EXIT_FAILURE);\n"
"    }\n"
"\\&\n"
"    if (sem_init(&sem, 0, 0) == -1)\n"
"        handle_error(\"sem_init\");\n"
"\\&\n"
"    /* Establish SIGALRM handler; set alarm timer using argv[1]. */\n"
"\\&\n"
"    sa.sa_handler = handler;\n"
"    sigemptyset(&sa.sa_mask);\n"
"    sa.sa_flags = 0;\n"
"    if (sigaction(SIGALRM, &sa, NULL) == -1)\n"
"        handle_error(\"sigaction\");\n"
"\\&\n"
"    alarm(atoi(argv[1]));\n"
"\\&\n"
"    /* Calculate relative interval as current time plus\n"
"       number of seconds given argv[2]. */\n"
"\\&\n"
"    if (clock_gettime(CLOCK_REALTIME, &ts) == -1)\n"
"        handle_error(\"clock_gettime\");\n"
"\\&\n"
"    ts.tv_sec += atoi(argv[2]);\n"
"\\&\n"
"    printf(\"%s() about to call sem_timedwait()\\en\", __func__);\n"
"    while ((s = sem_timedwait(&sem, &ts)) == -1 && errno == EINTR)\n"
"        continue;       /* Restart if interrupted by handler. */\n"
"\\&\n"
"    /* Check what happened. */\n"
"\\&\n"
"    if (s == -1) {\n"
"        if (errno == ETIMEDOUT)\n"
"            printf(\"sem_timedwait() timed out\\en\");\n"
"        else\n"
"            perror(\"sem_timedwait\");\n"
"    } else\n"
"        printf(\"sem_timedwait() succeeded\\en\");\n"
"\\&\n"
"    exit((s == 0) ? EXIT_SUCCESS : EXIT_FAILURE);\n"
"}\n"
msgstr ""
"#include E<lt>errno.hE<gt>\n"
"#include E<lt>semaphore.hE<gt>\n"
"#include E<lt>signal.hE<gt>\n"
"#include E<lt>stdio.hE<gt>\n"
"#include E<lt>stdlib.hE<gt>\n"
"#include E<lt>time.hE<gt>\n"
"#include E<lt>unistd.hE<gt>\n"
"\\&\n"
"#include E<lt>assert.hE<gt>\n"
"\\&\n"
"sem_t sem;\n"
"\\&\n"
"#define handle_error(msg) \\e\n"
"    do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
"\\&\n"
"static void\n"
"handler(int sig)\n"
"{\n"
"    write(STDOUT_FILENO, \"sem_post() depuis le gestionnaire\\en\", 24);\n"
"    if (sem_post(&sem) == -1) {\n"
"        write(STDERR_FILENO, \"sem_post() a échoué\\en\", 18);\n"
"        _exit(EXIT_FAILURE);\n"
"    }\n"
"}\n"
"\\&\n"
"int\n"
"main(int argc, char *argv[])\n"
"{\n"
"    struct sigaction sa;\n"
"    struct timespec ts;\n"
"    int s;\n"
"\\&\n"
"    if (argc != 3) {\n"
"        fprintf(stderr, \"Utilisation : %s E<lt>alarme-secsE<gt> E<lt>attente-secsE<gt>\\en\",\n"
"                argv[0]);\n"
"        exit(EXIT_FAILURE);\n"
"    }\n"
"\\&\n"
"    if (sem_init(&sem, 0, 0) == -1)\n"
"        handle_error(\"sem_init\");\n"
"\\&\n"
"    /* Établit le gestionnaire de signal pour SIGALARM ;\n"
"       fixe le chronomètre de l'alarme selon argv[1]. */\n"
"\\&\n"
"    sa.sa_handler = handler;\n"
"    sigemptyset(&sa.sa_mask);\n"
"    sa.sa_flags = 0;\n"
"    if (sigaction(SIGALRM, &sa, NULL) == -1)\n"
"        handle_error(\"sigaction\");\n"
"\\&\n"
"    alarm(atoi(argv[1]));\n"
"\\&\n"
"    /* Calcule l'intervalle relatif comme l'heure actuelle plus\n"
"       un certain nombre de secondes données dans argv[2]. */\n"
"\\&\n"
"    if (clock_gettime(CLOCK_REALTIME, &ts) == -1)\n"
"        handle_error(\"clock_gettime\");\n"
"\\&\n"
"    ts.tv_sec += atoi(argv[2]);\n"
"\\&\n"
"    printf(\"%s() est sur le point d'appeler sem_timedwait()\\en\");\n"
"    while ((s = sem_timedwait(&sem, &ts)) == -1 && errno == EINTR)\n"
"        continue;       /* Redémarre si interrompu par le gestionnaire. */\n"
"\\&\n"
"    /* Observe ce qui s'est passé. */\n"
"\\&\n"
"    if (s == -1) {\n"
"        if (errno == ETIMEDOUT)\n"
"            printf(\"sem_timedwait() a expiré\\en\");\n"
"        else\n"
"            perror(\"sem_timedwait\");\n"
"    } else\n"
"        printf(\"sem_timedwait() a réussi\\en\");\n"
"\\&\n"
"    exit((s == 0) ? EXIT_SUCCESS : EXIT_FAILURE);\n"
"}\n"

#.  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 "VOIR AUSSI"

#. type: Plain text
#: archlinux debian-bookworm debian-unstable fedora-40 fedora-rawhide
#: mageia-cauldron opensuse-leap-15-6 opensuse-tumbleweed
msgid ""
"B<clock_gettime>(2), B<sem_getvalue>(3), B<sem_post>(3), B<timespec>(3), "
"B<sem_overview>(7), B<time>(7)"
msgstr ""
"B<clock_gettime>(2), B<sem_getvalue>(3), B<sem_post>(3), B<timespec>(3), "
"B<sem_overview>(7), B<time>(7)"

#. type: TH
#: debian-bookworm
#, no-wrap
msgid "2022-12-15"
msgstr "15 décembre 2022"

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

#. type: Plain text
#: debian-bookworm
msgid "POSIX.1-2001, POSIX.1-2008."
msgstr "POSIX.1-2001, POSIX.1-2008."

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"#include E<lt>errno.hE<gt>\n"
"#include E<lt>semaphore.hE<gt>\n"
"#include E<lt>signal.hE<gt>\n"
"#include E<lt>stdio.hE<gt>\n"
"#include E<lt>stdlib.hE<gt>\n"
"#include E<lt>time.hE<gt>\n"
"#include E<lt>unistd.hE<gt>\n"
msgstr ""
"#include E<lt>errno.hE<gt>\n"
"#include E<lt>semaphore.hE<gt>\n"
"#include E<lt>signal.hE<gt>\n"
"#include E<lt>stdio.hE<gt>\n"
"#include E<lt>stdlib.hE<gt>\n"
"#include E<lt>time.hE<gt>\n"
"#include E<lt>unistd.hE<gt>\n"

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

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

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"#define handle_error(msg) \\e\n"
"    do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
msgstr ""
"#define handle_error(msg) \\e\n"
"    do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"static void\n"
"handler(int sig)\n"
"{\n"
"    write(STDOUT_FILENO, \"sem_post() from handler\\en\", 24);\n"
"    if (sem_post(&sem) == -1) {\n"
"        write(STDERR_FILENO, \"sem_post() failed\\en\", 18);\n"
"        _exit(EXIT_FAILURE);\n"
"    }\n"
"}\n"
msgstr ""
"static void\n"
"handler(int sig)\n"
"{\n"
"    write(STDOUT_FILENO, \"sem_post() depuis le gestionnaire\\en\", 24);\n"
"    if (sem_post(&sem) == -1) {\n"
"        write(STDERR_FILENO, \"sem_post() a échoué\\en\", 18);\n"
"        _exit(EXIT_FAILURE);\n"
"    }\n"
"}\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"int\n"
"main(int argc, char *argv[])\n"
"{\n"
"    struct sigaction sa;\n"
"    struct timespec ts;\n"
"    int s;\n"
msgstr ""
"int\n"
"main(int argc, char *argv[])\n"
"{\n"
"    struct sigaction sa;\n"
"    struct timespec ts;\n"
"    int s;\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    if (argc != 3) {\n"
"        fprintf(stderr, \"Usage: %s E<lt>alarm-secsE<gt> E<lt>wait-secsE<gt>\\en\",\n"
"                argv[0]);\n"
"        exit(EXIT_FAILURE);\n"
"    }\n"
msgstr ""
"    if (argc != 3) {\n"
"        fprintf(stderr, \"Utilisation : %s E<lt>alarme-secsE<gt> E<lt>attente-secsE<gt>\\en\",\n"
"                argv[0]);\n"
"        exit(EXIT_FAILURE);\n"
"    }\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    if (sem_init(&sem, 0, 0) == -1)\n"
"        handle_error(\"sem_init\");\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 "    /* Establish SIGALRM handler; set alarm timer using argv[1]. */\n"
msgstr ""
"    /* Établit le gestionnaire de signal pour SIGALARM ;\n"
"       fixe le chronomètre de l'alarme selon argv[1]. */\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    sa.sa_handler = handler;\n"
"    sigemptyset(&sa.sa_mask);\n"
"    sa.sa_flags = 0;\n"
"    if (sigaction(SIGALRM, &sa, NULL) == -1)\n"
"        handle_error(\"sigaction\");\n"
msgstr ""
"    sa.sa_handler = handler;\n"
"    sigemptyset(&sa.sa_mask);\n"
"    sa.sa_flags = 0;\n"
"    if (sigaction(SIGALRM, &sa, NULL) == -1)\n"
"        handle_error(\"sigaction\");\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "    alarm(atoi(argv[1]));\n"
msgstr "    alarm(atoi(argv[1]));\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    /* Calculate relative interval as current time plus\n"
"       number of seconds given argv[2]. */\n"
msgstr ""
"    /* Calcule l'intervalle relatif comme l'heure actuelle plus\n"
"       un certain nombre de secondes données dans argv[2]. */\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    if (clock_gettime(CLOCK_REALTIME, &ts) == -1)\n"
"        handle_error(\"clock_gettime\");\n"
msgstr ""
"    if (clock_gettime(CLOCK_REALTIME, &ts) == -1)\n"
"        handle_error(\"clock_gettime\");\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "    ts.tv_sec += atoi(argv[2]);\n"
msgstr "    ts.tv_sec += atoi(argv[2]);\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    printf(\"%s() about to call sem_timedwait()\\en\", __func__);\n"
"    while ((s = sem_timedwait(&sem, &ts)) == -1 && errno == EINTR)\n"
"        continue;       /* Restart if interrupted by handler. */\n"
msgstr ""
"    printf(\"%s() est sur le point d'appeler sem_timedwait()\\en\");\n"
"    while ((s = sem_timedwait(&sem, &ts)) == -1 && errno == EINTR)\n"
"        continue;       /* Redémarre si interrompu par le gestionnaire. */\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid "    /* Check what happened. */\n"
msgstr "    /* Observe ce qui s'est passé. */\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    if (s == -1) {\n"
"        if (errno == ETIMEDOUT)\n"
"            printf(\"sem_timedwait() timed out\\en\");\n"
"        else\n"
"            perror(\"sem_timedwait\");\n"
"    } else\n"
"        printf(\"sem_timedwait() succeeded\\en\");\n"
msgstr ""
"    if (s == -1) {\n"
"        if (errno == ETIMEDOUT)\n"
"            printf(\"sem_timedwait() a expiré\\en\");\n"
"        else\n"
"            perror(\"sem_timedwait\");\n"
"    } else\n"
"        printf(\"sem_timedwait() a réussi\\en\");\n"

#. type: Plain text
#: debian-bookworm opensuse-leap-15-6
#, no-wrap
msgid ""
"    exit((s == 0) ? EXIT_SUCCESS : EXIT_FAILURE);\n"
"}\n"
msgstr ""
"    exit((s == 0) ? EXIT_SUCCESS : EXIT_FAILURE);\n"
"}\n"

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

#. type: TH
#: fedora-40 mageia-cauldron
#, no-wrap
msgid "Linux man-pages 6.06"
msgstr "Pages du manuel de Linux 6.06"

#. type: TH
#: fedora-rawhide
#, no-wrap
msgid "Linux man-pages 6.7"
msgstr "Pages du manuel de Linux 6.7"

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

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

#. type: TH
#: opensuse-tumbleweed
#, no-wrap
msgid "Linux man-pages (unreleased)"
msgstr "Pages du manuel de Linux (non publiées)"