#define MODULE_NAME "cpufreq"
-#if defined(KERNEL_LINUX)
-# define CPUFREQ_HAVE_READ 1
-#else
-# define CPUFREQ_HAVE_READ 0
-#endif
-
-static data_source_t data_source[1] =
-{
- {"value", DS_TYPE_GAUGE, 0, NAN}
-};
-
-static data_set_t data_set =
-{
- "cpufreq", 1, data_source
-};
-
-#if CPUFREQ_HAVE_READ
-#ifdef KERNEL_LINUX
static int num_cpu = 0;
-#endif
static int cpufreq_init (void)
{
-#ifdef KERNEL_LINUX
int status;
char filename[256];
while (1)
{
- status = snprintf (filename, sizeof (filename),
+ status = ssnprintf (filename, sizeof (filename),
"/sys/devices/system/cpu/cpu%d/cpufreq/"
"scaling_cur_freq", num_cpu);
- if (status < 1 || status >= sizeof (filename))
+ if ((status < 1) || ((unsigned int)status >= sizeof (filename)))
break;
if (access (filename, R_OK))
num_cpu++;
}
- syslog (LOG_INFO, "cpufreq plugin: Found %d CPU%s", num_cpu,
+ INFO ("cpufreq plugin: Found %d CPU%s", num_cpu,
(num_cpu == 1) ? "" : "s");
if (num_cpu == 0)
plugin_unregister_read ("cpufreq");
-#endif /* defined(KERNEL_LINUX) */
return (0);
} /* int cpufreq_init */
vl.values = values;
vl.values_len = 1;
- vl.time = time (NULL);
- strcpy (vl.host, hostname);
- strcpy (vl.plugin, "cpufreq");
- snprintf (vl.type_instance, sizeof (vl.type_instance),
+ sstrncpy (vl.host, hostname_g, sizeof (vl.host));
+ sstrncpy (vl.plugin, "cpufreq", sizeof (vl.plugin));
+ sstrncpy (vl.type, "cpufreq", sizeof (vl.type));
+ ssnprintf (vl.type_instance, sizeof (vl.type_instance),
"%i", cpu_num);
- plugin_dispatch_values ("cpufreq", &vl);
+ plugin_dispatch_values (&vl);
}
static int cpufreq_read (void)
{
-#ifdef KERNEL_LINUX
int status;
unsigned long long val;
int i = 0;
for (i = 0; i < num_cpu; i++)
{
- status = snprintf (filename, sizeof (filename),
+ status = ssnprintf (filename, sizeof (filename),
"/sys/devices/system/cpu/cpu%d/cpufreq/"
"scaling_cur_freq", i);
- if (status < 1 || status >= sizeof (filename))
+ if ((status < 1) || ((unsigned int)status >= sizeof (filename)))
return (-1);
if ((fp = fopen (filename, "r")) == NULL)
{
- syslog (LOG_WARNING, "cpufreq: fopen: %s", strerror (errno));
+ char errbuf[1024];
+ WARNING ("cpufreq: fopen (%s): %s", filename,
+ sstrerror (errno, errbuf,
+ sizeof (errbuf)));
return (-1);
}
if (fgets (buffer, 16, fp) == NULL)
{
- syslog (LOG_WARNING, "cpufreq: fgets: %s", strerror (errno));
+ char errbuf[1024];
+ WARNING ("cpufreq: fgets: %s",
+ sstrerror (errno, errbuf,
+ sizeof (errbuf)));
fclose (fp);
return (-1);
}
if (fclose (fp))
- syslog (LOG_WARNING, "cpufreq: fclose: %s", strerror (errno));
+ {
+ char errbuf[1024];
+ WARNING ("cpufreq: fclose: %s",
+ sstrerror (errno, errbuf,
+ sizeof (errbuf)));
+ }
+
/* You're seeing correctly: The file is reporting kHz values.. */
val = atoll (buffer) * 1000;
cpufreq_submit (i, val);
}
-#endif /* defined(KERNEL_LINUX) */
return (0);
} /* int cpufreq_read */
-#endif /* CPUFREQ_HAVE_READ */
-#undef BUFSIZE
void module_register (void)
{
- plugin_register_data_set (&data_set);
-
-#if CPUFREQ_HAVE_READ
plugin_register_init ("cpufreq", cpufreq_init);
plugin_register_read ("cpufreq", cpufreq_read);
-#endif /* CPUFREQ_HAVE_READ */
}