aa9fafe5c3
2007-04-11 Benoît Dejean <benoit@placenet.org> * *: Renamed all glibtop_init_xxx functions to _glibtop_init_xxx so they get internal visibility. * configure.in: Bumped version number. svn path=/trunk/; revision=2569
86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
/* Copyright (C) 1998-99 Martin Baulig
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This file is part of LibGTop 1.0.
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Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
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LibGTop is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#include <glibtop.h>
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#include <glibtop/sem_limits.h>
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#include <glibtop/error.h>
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#include "utils.h"
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static const unsigned long _glibtop_sysdeps_sem_limits =
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(1 << GLIBTOP_IPC_SEMMNI) + (1 << GLIBTOP_IPC_SEMMSL) +
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(1 << GLIBTOP_IPC_SEMOPM) + (1 << GLIBTOP_IPC_SEMUME) +
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(1 << GLIBTOP_IPC_SEMUSZ) + (1 << GLIBTOP_IPC_SEMVMX) +
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(1 << GLIBTOP_IPC_SEMAEM);
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/* Init function. */
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void
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_glibtop_init_sem_limits_p (glibtop *server)
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{
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off_t result;
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result = _glibtop_get_kmem_offset(server, "seminfo");
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if (result <= 0)
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{
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server->sysdeps.sem_limits = 0;
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return;
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}
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server->machine.seminfo_offset = result;
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server->sysdeps.sem_limits = _glibtop_sysdeps_sem_limits;
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}
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/* Provides information about sysv sem limits. */
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void
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glibtop_get_sem_limits_p (glibtop *server, glibtop_sem_limits *buf)
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{
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int result;
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struct seminfo seminfo;
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glibtop_init_p (server, (1L << GLIBTOP_SYSDEPS_SEM_LIMITS), 0);
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memset (buf, 0, sizeof (glibtop_sem_limits));
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result = _glibtop_get_kmem_info(server, server->machine.seminfo_offset,
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&seminfo, sizeof(seminfo));
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if (result <= 0)
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{
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glibtop_error_io_r (server, "Cannot read seminfo");
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return;
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}
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buf->semmni = seminfo.semmni;
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buf->semmsl = seminfo.semmsl;
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buf->semopm = seminfo.semopm;
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buf->semume = seminfo.semume;
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buf->semusz = seminfo.semusz;
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buf->semvmx = seminfo.semvmx;
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buf->semaem = seminfo.semaem;
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buf->flags = _glibtop_sysdeps_sem_limits;
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}
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