c84923132a
1998-06-07 Martin Baulig <martin@home-of-linux.org> * *.[ch]: Using single underscore instead of two underscores for function prefixes (regexp: ``s,__([rspl])\b,_$1,g'') to avoid ambiguity with mangled C++ names.
63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
/* $Id$ */
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/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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This file is part of the Gnome Top Library.
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Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
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The Gnome Top Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The Gnome Top Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <glibtop/open.h>
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/* =====================================================
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* Linux kernel version information for procps utilities
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* Copyright (c) 1996 Charles Blake <cblake@bbn.com>
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*/
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#include <sys/utsname.h>
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#define LINUX_VERSION(x,y,z) (0x10000*(x) + 0x100*(y) + z)
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static int linux_version_code = 0;
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static void set_linux_version(void) {
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static struct utsname uts;
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int x = 0, y = 0, z = 0; /* cleared in case sscanf() < 3 */
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if (linux_version_code) return;
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if (uname(&uts) == -1) /* failure most likely implies impending death */
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exit(1);
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if (sscanf(uts.release, "%d.%d.%d", &x, &y, &z) < 3)
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fprintf(stderr, /* *very* unlikely to happen by accident */
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"Non-standard uts for running kernel:\n"
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"release %s=%d.%d.%d gives version code %d\n",
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uts.release, x, y, z, LINUX_VERSION(x,y,z));
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linux_version_code = LINUX_VERSION(x, y, z);
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}
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/* ======================================================= */
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/* Opens pipe to gtop server. Returns 0 on success and -1 on error. */
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void
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glibtop_open_r (glibtop *server, const char *program_name,
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const unsigned long features, const unsigned flags)
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{
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memset (server, 0, sizeof (glibtop));
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server->name = program_name;
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set_linux_version ();
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server->os_version_code = (unsigned long) linux_version_code;
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}
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