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[lcd4linux @ 2004-01-21 10:48:17 by reinelt]

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hash_age function added

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@329 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
This commit is contained in:
reinelt
2004-01-21 10:48:17 +00:00
parent 83df846028
commit 16a678004a
10 changed files with 146 additions and 74 deletions
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35
plugin_proc_stat.c
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@@ -1,4 +1,4 @@
/* $Id: plugin_proc_stat.c,v 1.6 2004/01/20 12:45:47 reinelt Exp $
/* $Id: plugin_proc_stat.c,v 1.7 2004/01/21 10:48:17 reinelt Exp $
*
* plugin for /proc/stat parsing
*
@@ -23,6 +23,9 @@
*
*
* $Log: plugin_proc_stat.c,v $
* Revision 1.7 2004/01/21 10:48:17 reinelt
* hash_age function added
*
* Revision 1.6 2004/01/20 12:45:47 reinelt
* "Default screen" working with MatrixOrbital
*
@@ -63,36 +66,13 @@
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include <time.h>
#include <sys/time.h>
#include "debug.h"
#include "plugin.h"
#include "hash.h"
static HASH Stat = { 0, 0, NULL };
static int renew(int msec)
{
static struct timeval end = {0, 0};
struct timeval now;
// update every 10 msec
gettimeofday(&now, NULL);
if (now.tv_sec==end.tv_sec?now.tv_usec<end.tv_usec:now.tv_sec<end.tv_sec) {
return 0;
}
end.tv_sec = now.tv_sec;
end.tv_usec = now.tv_usec + 1000*msec;
while (end.tv_usec > 1000000) {
end.tv_usec -= 1000000;
end.tv_sec++;
}
return 1;
}
static HASH Stat = { 0, };
static void hash_set1 (char *key1, char *val)
{
@@ -122,8 +102,9 @@ static int parse_proc_stat (void)
{
FILE *stream;
// update every 10 msec
if (!renew(10)) return 0;
// reread every 10 msec only
age=hash_age(&Stat, NULL, NULL);
if (age>0 && age<=10) return 0;
stream=fopen("/proc/stat", "r");
if (stream==NULL) {