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-rw-r--r--oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_diskstats.c.svn-base155
1 files changed, 0 insertions, 155 deletions
diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_diskstats.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_diskstats.c.svn-base
deleted file mode 100644
index ca6bff30..00000000
--- a/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_diskstats.c.svn-base
+++ /dev/null
@@ -1,155 +0,0 @@
-/* $Id$
- * $URL$
- *
- * plugin for /proc/diskstats parsing
- *
- * Copyright (C) 2003 Michael Reinelt <michael@reinelt.co.at>
- * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
- *
- * This file is part of LCD4Linux.
- *
- * LCD4Linux 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, or (at your option)
- * any later version.
- *
- * LCD4Linux 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 this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
- * exported functions:
- *
- * int plugin_init_diskstats (void)
- * adds functions to access /proc/stat
- *
- */
-
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-#include <errno.h>
-
-#include "debug.h"
-#include "plugin.h"
-#include "hash.h"
-
-
-static HASH DISKSTATS;
-static FILE *stream = NULL;
-
-
-static int parse_diskstats(void)
-{
- int age;
-
- /* reread every 10 msec only */
- age = hash_age(&DISKSTATS, NULL);
- if (age > 0 && age <= 10)
- return 0;
-
- if (stream == NULL)
- stream = fopen("/proc/diskstats", "r");
- if (stream == NULL) {
- error("fopen(/proc/diskstats) failed: %s", strerror(errno));
- return -1;
- }
-
- rewind(stream);
-
- while (!feof(stream)) {
- char buffer[1024];
- char dev[64];
- char *beg, *end;
- unsigned int num, len;
-
- if (fgets(buffer, sizeof(buffer), stream) == NULL)
- break;
-
- /* fetch device name (3rd column) as key */
- num = 0;
- beg = buffer;
- end = beg;
- while (*beg) {
- while (*beg == ' ')
- beg++;
- end = beg + 1;
- while (*end && *end != ' ')
- end++;
- if (num++ == 2)
- break;
- beg = end ? end + 1 : NULL;
- }
- len = end ? (unsigned) (end - beg) : strlen(beg);
-
- if (len >= sizeof(dev))
- len = sizeof(dev) - 1;
- strncpy(dev, beg, len);
- dev[len] = '\0';
-
- hash_put_delta(&DISKSTATS, dev, buffer);
-
- }
- return 0;
-}
-
-
-static void my_diskstats(RESULT * result, RESULT * arg1, RESULT * arg2, RESULT * arg3)
-{
- char *dev, *key;
- int delay;
- double value;
-
- if (parse_diskstats() < 0) {
- SetResult(&result, R_STRING, "");
- return;
- }
-
- dev = R2S(arg1);
- key = R2S(arg2);
- delay = R2N(arg3);
-
- value = hash_get_regex(&DISKSTATS, dev, key, delay);
-
- SetResult(&result, R_NUMBER, &value);
-}
-
-
-int plugin_init_diskstats(void)
-{
- int i;
- char *header[] = { "major", "minor", "name",
- "reads", "read_merges", "read_sectors", "read_ticks",
- "writes", "write_merges", "write_sectors", "write_ticks",
- "in_flight", "io_ticks", "time_in_queue", ""
- };
-
- hash_create(&DISKSTATS);
- hash_set_delimiter(&DISKSTATS, " \n");
- for (i = 0; *header[i] != '\0'; i++) {
- hash_set_column(&DISKSTATS, i, header[i]);
- }
-
- AddFunction("diskstats", 3, my_diskstats);
- return 0;
-}
-
-void plugin_exit_diskstats(void)
-{
- if (stream != NULL) {
- fclose(stream);
- stream = NULL;
- }
- hash_destroy(&DISKSTATS);
-}
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