Huge (k)FreeBSD update. (k)FreeBSD support is freebsd/ Other BSD are in

2007-02-18 Benoît Dejean <benoit@placenet.org> * configure.in: * libgtop-sysdeps.m4: * sysdeps/Makefile.am: Huge (k)FreeBSD update. (k)FreeBSD support is freebsd/ Other BSD are in bsd/ Patch by Joe Marcus Clarke <marcus@freebsd.org> Alexander Nedotsukov <bland@FreeBSD.org> Closes #407693. svn path=/trunk/; revision=2557
2007-02-18 01:10:53 +00:00
parent 747438e334
commit 5a15e409cf
69 changed files with 5820 additions and 1967 deletions
--- a/sysdeps/bsd/sem_limits.c
+++ b/sysdeps/bsd/sem_limits.c
@@ -0,0 +1,121 @@
+/* $Id: sem_limits.c 2422 2005-12-12 09:38:15Z jamesh $ */
+
+/* Copyright (C) 1998-99 Martin Baulig
+   This file is part of LibGTop 1.0.
+
+   Contributed by Martin Baulig <martin@home-of-linux.org>, August 1998.
+
+   LibGTop is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License,
+   or (at your option) any later version.
+
+   LibGTop is distributed in the hope that it will be useful, but WITHOUT
+   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+   for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with LibGTop; see the file COPYING. If not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+*/
+
+#include <config.h>
+#include <glibtop.h>
+#include <glibtop/error.h>
+#include <glibtop/sem_limits.h>
+
+#include <glibtop_suid.h>
+
+#if defined(__bsdi__) && (_BSDI_VERSION < 199700)
+/* Older versions of BSDI don't seem to have this. */
+
+void
+glibtop_init_sem_limits_p (glibtop *server)
+{ }
+
+void
+glibtop_get_sem_limits_p (glibtop *server, glibtop_sem_limits *buf)
+{
+        glibtop_init_p (server, (1L << GLIBTOP_SYSDEPS_SEM_LIMITS), 0);
+
+        memset (buf, 0, sizeof (glibtop_sem_limits));
+}
+
+#else
+
+/* #define KERNEL to get declaration of `struct seminfo'. */
+
+#if (defined(__FreeBSD__) && (__FreeBSD_version < 410000)) || defined(__bsdi__)
+#define KERNEL 1
+#else
+#define _KERNEL 1
+#endif
+
+#include <sys/ipc.h>
+#include <sys/sem.h>
+
+static unsigned long _glibtop_sysdeps_sem_limits =
+(1L << GLIBTOP_IPC_SEMMAP) + (1L << GLIBTOP_IPC_SEMMNI) +
+(1L << GLIBTOP_IPC_SEMMNS) + (1L << GLIBTOP_IPC_SEMMNU) +
+(1L << GLIBTOP_IPC_SEMMSL) + (1L << GLIBTOP_IPC_SEMOPM) +
+(1L << GLIBTOP_IPC_SEMUME) + (1L << GLIBTOP_IPC_SEMUSZ) +
+(1L << GLIBTOP_IPC_SEMVMX) + (1L << GLIBTOP_IPC_SEMAEM);
+
+/* The values in this structure never change at runtime, so we only
+ * read it once during initialization. We have to use the name `_seminfo'
+ * since `seminfo' is already declared external in <sys/sem.h>. */
+static struct seminfo _seminfo;
+
+/* nlist structure for kernel access */
+static struct nlist nlst [] = {
+	{ "_seminfo" },
+	{ 0 }
+};
+
+/* Init function. */
+
+void
+glibtop_init_sem_limits_p (glibtop *server)
+{
+	if (kvm_nlist (server->machine.kd, nlst) < 0) {
+		glibtop_warn_io_r (server, "kvm_nlist (sem_limits)");
+		return;
+	}
+
+	if (kvm_read (server->machine.kd, nlst [0].n_value,
+		      &_seminfo, sizeof (_seminfo)) != sizeof (_seminfo)) {
+		glibtop_warn_io_r (server, "kvm_read (seminfo)");
+		return;
+	}
+
+	server->sysdeps.sem_limits = _glibtop_sysdeps_sem_limits;
+}
+
+/* Provides information about sysv sem limits. */
+
+void
+glibtop_get_sem_limits_p (glibtop *server, glibtop_sem_limits *buf)
+{
+	glibtop_init_p (server, (1L << GLIBTOP_SYSDEPS_SEM_LIMITS), 0);
+
+	memset (buf, 0, sizeof (glibtop_sem_limits));
+
+	if (server->sysdeps.sem_limits == 0)
+		return;
+
+	buf->semmap = _seminfo.semmap;
+	buf->semmni = _seminfo.semmni;
+	buf->semmns = _seminfo.semmns;
+	buf->semmnu = _seminfo.semmnu;
+	buf->semmsl = _seminfo.semmsl;
+	buf->semopm = _seminfo.semopm;
+	buf->semvmx = _seminfo.semvmx;
+	buf->semaem = _seminfo.semaem;
+
+	buf->flags = _glibtop_sysdeps_sem_limits;
+}
+
+#endif /* either a newer BSDI or no BSDI at all. */
+