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root/i-scream/projects/libstatgrab/src/libstatgrab/page_stats.c
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Comparing projects/libstatgrab/src/libstatgrab/page_stats.c (file contents):
Revision 1.9 by ats, Sun Oct 19 02:03:02 2003 UTC vs.
Revision 1.15 by tdb, Thu Feb 12 23:04:52 2004 UTC

# Line 1 | Line 1
1 < /*
1 > /*
2   * i-scream central monitoring system
3   * http://www.i-scream.org
4 < * Copyright (C) 2000-2003 i-scream
4 > * Copyright (C) 2000-2004 i-scream
5   *
6 < * This program is free software; you can redistribute it and/or
7 < * modify it under the terms of the GNU General Public License
8 < * as published by the Free Software Foundation; either version 2
9 < * of the License, or (at your option) any later version.
6 > * This library is free software; you can redistribute it and/or
7 > * modify it under the terms of the GNU Lesser General Public
8 > * License as published by the Free Software Foundation; either
9 > * version 2.1 of the License, or (at your option) any later version.
10   *
11 < * This program is distributed in the hope that it will be useful,
11 > * This library is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 < * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 < * GNU General Public License for more details.
13 > * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 > * Lesser General Public License for more details.
15   *
16 < * You should have received a copy of the GNU General Public License
17 < * along with this program; if not, write to the Free Software
18 < * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
16 > * You should have received a copy of the GNU Lesser General Public
17 > * License along with this library; if not, write to the Free Software
18 > * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 > * 02111-1307 USA
20 > *
21 > * $Id$
22   */
23  
24   #ifdef HAVE_CONFIG_H
# Line 30 | Line 33
33   #include <sys/sysinfo.h>
34   #include <string.h>
35   #endif
36 < #ifdef LINUX
36 > #if defined(LINUX) || defined(CYGWIN)
37   #include <stdio.h>
38 + #include <string.h>
39   #endif
40   #ifdef FREEBSD
41   #include <sys/types.h>
42   #include <sys/sysctl.h>
43   #endif
44 + #ifdef OPENBSD
45 + #include <stdlib.h>
46 + #include <sys/param.h>
47 + #include <sys/sysctl.h>
48 + #include <uvm/uvm.h>
49 + #endif
50  
51   static page_stat_t page_stats;
52   static int page_stats_uninit=1;
# Line 47 | Line 57 | page_stat_t *get_page_stats(){
57          kstat_t *ksp;
58          cpu_stat_t cs;
59   #endif
60 < #ifdef LINUX
60 > #if defined(LINUX) || defined(CYGWIN)
61          FILE *f;
62          char *line_ptr;
63   #endif
64   #ifdef FREEBSD
65          size_t size;
66   #endif
67 < #ifdef NETBSD
67 > #if defined(NETBSD) || defined(OPENBSD)
68          struct uvmexp *uvm;
69   #endif
70 + #ifdef OPENBSD
71 +        int mib[2];
72 +        size_t size;
73 + #endif
74  
75          page_stats.systime = time(NULL);
76          page_stats.pages_pagein=0;
# Line 78 | Line 92 | page_stat_t *get_page_stats(){
92  
93          kstat_close(kc);
94   #endif
95 < #ifdef LINUX
96 <        if((f=fopen("/proc/stat", "r"))==NULL){
97 <                return NULL;
98 <        }
99 <        if((line_ptr=f_read_line(f, "page"))==NULL){
95 > #if defined(LINUX) || defined(CYGWIN)
96 >        if ((f = fopen("/proc/vmstat", "r")) != NULL) {
97 >                while ((line_ptr = f_read_line(f, "")) != NULL) {
98 >                        long long value;
99 >
100 >                        if (sscanf(line_ptr, "%*s %lld", &value) != 1) {
101 >                                continue;
102 >                        }
103 >
104 >                        if (strncmp(line_ptr, "pgpgin ", 7) == 0) {
105 >                                page_stats.pages_pagein = value;
106 >                        } else if (strncmp(line_ptr, "pgpgout ", 8) == 0) {
107 >                                page_stats.pages_pageout = value;
108 >                        }
109 >                }
110 >
111                  fclose(f);
112 +        } else if ((f = fopen("/proc/stat", "r")) != NULL) {
113 +                if ((line_ptr = f_read_line(f, "page")) == NULL) {
114 +                        fclose(f);
115 +                        return NULL;
116 +                }
117 +
118 +                if (sscanf(line_ptr, "page %lld %lld", &page_stats.pages_pagein, &page_stats.pages_pageout) != 2) {
119 +                        fclose(f);
120 +                        return NULL;
121 +                }
122 +
123 +                fclose(f);
124 +        } else {
125                  return NULL;
126          }
89        if((sscanf(line_ptr, "page %lld %lld", &page_stats.pages_pagein, &page_stats.pages_pageout))!=2){
90                return NULL;
91        }
92        fclose(f);
93
127   #endif
128   #ifdef FREEBSD
129          size = sizeof page_stats.pages_pagein;
# Line 106 | Line 139 | page_stat_t *get_page_stats(){
139          if ((uvm = get_uvmexp()) == NULL) {
140                  return NULL;
141          }
142 + #endif
143 + #ifdef OPENBSD
144 +        mib[0] = CTL_VM;
145 +        mib[1] = VM_UVMEXP;
146 +
147 +        if (sysctl(mib, 2, NULL, &size, NULL, 0) < 0) {
148 +                return NULL;
149 +        }
150 +        
151 +        uvm = malloc(size);
152 +        if (uvm == NULL) {
153 +                return NULL;
154 +        }
155 +        
156 +        if (sysctl(mib, 2, uvm, &size, NULL, 0) < 0) {
157 +                return NULL;
158 +        }
159 + #endif
160 + #if defined(NETBSD) || defined(OPENBSD)
161          page_stats.pages_pagein = uvm->pgswapin;
162          page_stats.pages_pageout = uvm->pgswapout;
163 + #endif
164 +
165 + #ifdef OPENBSD
166 +        free(uvm);
167   #endif
168  
169          return &page_stats;

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