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/* 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., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <config.h>
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#include <glibtop/error.h>
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#include <glibtop/cpu.h>
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#include <glibtop/sysinfo.h>
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#include "glibtop_private.h"
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#define FILENAME "/proc/cpuinfo"
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static const unsigned long _glibtop_sysdeps_sysinfo =
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(1L << GLIBTOP_SYSINFO_CPUINFO);
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static glibtop_sysinfo sysinfo = { .flags = 0 };
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static void
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init_sysinfo (glibtop *server)
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{
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char buffer [16384];
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gchar ** processors;
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if(G_LIKELY(sysinfo.flags)) return;
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file_to_buffer(server, buffer, sizeof buffer, FILENAME);
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/* cpuinfo records are seperated by a blank line */
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processors = g_strsplit(buffer, "\n\n", 0);
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for(sysinfo.ncpu = 0;
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sysinfo.ncpu < GLIBTOP_NCPU && processors[sysinfo.ncpu] && *processors[sysinfo.ncpu];
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sysinfo.ncpu++) {
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gchar **parts, **p;
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glibtop_entry * const cpuinfo = &sysinfo.cpuinfo[sysinfo.ncpu];
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cpuinfo->labels = g_ptr_array_new ();
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cpuinfo->values = g_hash_table_new_full(g_str_hash, g_str_equal,
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g_free, g_free);
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cpuinfo->descriptions = g_hash_table_new_full(g_str_hash, g_str_equal,
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g_free, g_free);
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/* "<key> : <value>" */
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parts = g_strsplit_set(processors[sysinfo.ncpu], ":\n", 0);
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for(p = parts; *p && *(p+1); p += 2) {
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/* stole the allocated memory */
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gchar * const key = g_strstrip( *p );
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gchar * const value = g_strstrip( *(p+1) );
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g_ptr_array_add(cpuinfo->labels, key);
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g_hash_table_insert(cpuinfo->values, key, value);
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}
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/* the last key has no value and has not been added */
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if(*p) g_free(*p);
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/* just g_free instead of g_strvfree because we stole
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the memory*/
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g_free(parts);
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}
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g_strfreev(processors);
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sysinfo.flags = _glibtop_sysdeps_sysinfo;
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}
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const glibtop_sysinfo *
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glibtop_get_sysinfo_s (glibtop *server)
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{
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init_sysinfo (server);
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return &sysinfo;
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}
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