*
* Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
* Copyright (c) 2007 Toni Spets
- * Copyright (c) 2005-2009 Brenden Matthews, Philip Kovacs, et. al.
+ * Copyright (c) 2005-2010 Brenden Matthews, Philip Kovacs, et. al.
* (see AUTHORS)
* All rights reserved.
*
#endif
#include <linux/route.h>
#include <math.h>
+#include <pthread.h>
/* The following ifdefs were adapted from gkrellm */
#include <linux/major.h>
curtmp1 = curtmp1 + ns->net_rec[i];
curtmp2 = curtmp2 + ns->net_trans[i];
}
- if (curtmp1 == 0) {
- curtmp1 = 1;
- }
- if (curtmp2 == 0) {
- curtmp2 = 1;
- }
ns->recv_speed = curtmp1 / (double) info.net_avg_samples;
ns->trans_speed = curtmp2 / (double) info.net_avg_samples;
if (info.net_avg_samples > 1) {
const char *stat_template = NULL;
unsigned int malloc_cpu_size = 0;
extern void* global_cpu;
+
+ static pthread_mutex_t last_stat_update_mutex = PTHREAD_MUTEX_INITIALIZER;
static double last_stat_update = 0.0;
/* since we use wrappers for this function, the update machinery
* can't eliminate double invocations of this function. Check for
* them here, otherwise cpu_usage counters are freaking out. */
- if (last_stat_update == current_update_time)
+ pthread_mutex_lock(&last_stat_update_mutex);
+ if (last_stat_update == current_update_time) {
+ pthread_mutex_unlock(&last_stat_update_mutex);
return;
+ }
last_stat_update = current_update_time;
+ pthread_mutex_unlock(&last_stat_update_mutex);
/* add check for !info.cpu_usage since that mem is freed on a SIGUSR1 */
if (!cpu_setup || !info.cpu_usage) {
}
}
-#define PROC_I8K "/proc/i8k"
-#define I8K_DELIM " "
-static char *i8k_procbuf = NULL;
-void update_i8k(void)
-{
- FILE *fp;
-
- if (!i8k_procbuf) {
- i8k_procbuf = (char *) malloc(128 * sizeof(char));
- }
- if ((fp = fopen(PROC_I8K, "r")) == NULL) {
- CRIT_ERR(NULL, NULL, "/proc/i8k doesn't exist! use insmod to make sure the kernel "
- "driver is loaded...");
- }
-
- memset(&i8k_procbuf[0], 0, 128);
- if (fread(&i8k_procbuf[0], sizeof(char), 128, fp) == 0) {
- NORM_ERR("something wrong with /proc/i8k...");
- }
-
- fclose(fp);
-
- i8k.version = strtok(&i8k_procbuf[0], I8K_DELIM);
- i8k.bios = strtok(NULL, I8K_DELIM);
- i8k.serial = strtok(NULL, I8K_DELIM);
- i8k.cpu_temp = strtok(NULL, I8K_DELIM);
- i8k.left_fan_status = strtok(NULL, I8K_DELIM);
- i8k.right_fan_status = strtok(NULL, I8K_DELIM);
- i8k.left_fan_rpm = strtok(NULL, I8K_DELIM);
- i8k.right_fan_rpm = strtok(NULL, I8K_DELIM);
- i8k.ac_status = strtok(NULL, I8K_DELIM);
- i8k.buttons_status = strtok(NULL, I8K_DELIM);
-}
-
/***********************************************************/
/***********************************************************/
/***********************************************************/
* Peter Tarjan (ptarjan@citromail.hu) */
/* return cpu voltage in mV (use divisor=1) or V (use divisor=1000) */
-char get_voltage(char *p_client_buffer, size_t client_buffer_size,
+static char get_voltage(char *p_client_buffer, size_t client_buffer_size,
const char *p_format, int divisor, unsigned int cpu)
{
FILE *f;
return 1;
}
+void print_voltage_mv(struct text_object *obj, char *p, int p_max_size)
+{
+ static int ok = 1;
+ if (ok) {
+ ok = get_voltage(p, p_max_size, "%.0f", 1, obj->data.i);
+ }
+}
+
+void print_voltage_v(struct text_object *obj, char *p, int p_max_size)
+{
+ static int ok = 1;
+ if (ok) {
+ ok = get_voltage(p, p_max_size, "%'.3f", 1000, obj->data.i);
+ }
+}
+
#define ACPI_FAN_DIR "/proc/acpi/fan/"
void get_acpi_fan(char *p_client_buffer, size_t client_buffer_size)
snprintf(p_client_buffer, client_buffer_size, "%s", buf);
}
-#define SYSFS_AC_ADAPTER_DIR "/sys/class/power_supply/AC"
+#define SYSFS_AC_ADAPTER_DIR "/sys/class/power_supply"
#define ACPI_AC_ADAPTER_DIR "/proc/acpi/ac_adapter/"
/* Linux 2.6.25 onwards ac adapter info is in
/sys/class/power_supply/AC/
POWER_SUPPLY_NAME=AC
POWER_SUPPLY_TYPE=Mains
POWER_SUPPLY_ONLINE=1
+
+ Update: it seems the folder name is hardware-dependent. We add an aditional adapter
+ argument, specifying the folder name.
+
+ Update: on some systems it's /sys/class/power_supply/ADP1 instead of /sys/class/power_supply/AC
*/
-void get_acpi_ac_adapter(char *p_client_buffer, size_t client_buffer_size)
+void get_acpi_ac_adapter(char *p_client_buffer, size_t client_buffer_size, const char *adapter)
{
static int rep = 0;
char buf[256];
char buf2[256];
+ struct stat sb;
FILE *fp;
if (!p_client_buffer || client_buffer_size <= 0) {
return;
}
- snprintf(buf2, sizeof(buf2), "%s/uevent", SYSFS_AC_ADAPTER_DIR);
- fp = open_file(buf2, &rep);
+ if(adapter)
+ snprintf(buf2, sizeof(buf2), "%s/%s/uevent", SYSFS_AC_ADAPTER_DIR, adapter);
+ else{
+ snprintf(buf2, sizeof(buf2), "%s/AC/uevent", SYSFS_AC_ADAPTER_DIR);
+ if(stat(buf2, &sb) == -1) snprintf(buf2, sizeof(buf2), "%s/ADP1/uevent", SYSFS_AC_ADAPTER_DIR);
+ }
+ if(stat(buf2, &sb) == 0) fp = open_file(buf2, &rep); else fp = 0;
if (fp) {
/* sysfs processing */
while (!feof(fp)) {
return (state > 0) ? "frozen" : "free ";
}
+typedef struct DEV_LIST_TYPE
+{
+ char *dev_name;
+ int memoized;
+ struct DEV_LIST_TYPE *next;
+
+} DEV_LIST, *DEV_LIST_PTR;
+
+/* Same as sf #2942117 but memoized using a linked list */
+int is_disk(char *dev)
+{
+ char syspath[PATH_MAX];
+ char *slash;
+ static DEV_LIST_PTR dev_head = NULL;
+ DEV_LIST_PTR dev_cur, dev_last;
+
+ dev_cur = dev_head;
+
+ while (dev_cur) {
+ if (strcmp(dev_cur->dev_name, dev) == 0)
+ return dev_cur->memoized;
+ dev_last = dev_cur;
+ dev_cur = dev_cur->next;
+ }
+
+ dev_cur = (DEV_LIST_PTR)malloc(sizeof(DEV_LIST));
+ dev_cur->dev_name = (char *)malloc((strlen(dev)+1)*sizeof(char));
+ strcpy(dev_cur->dev_name,dev);
+ dev_cur->next = NULL;
+
+ while ((slash = strchr(dev, '/')))
+ *slash = '!';
+ snprintf(syspath, sizeof(syspath), "/sys/block/%s", dev);
+ dev_cur->memoized = !(access(syspath, F_OK));
+
+ if (dev_head)
+ dev_last->next = dev_cur;
+ else
+ dev_head = dev_cur;
+
+ return dev_cur->memoized;
+}
+
void update_diskio(void)
{
FILE *fp;
* XXX: ignore devices which are part of a SW RAID (MD_MAJOR) */
if (col_count == 5 && major != LVM_BLK_MAJOR && major != NBD_MAJOR
&& major != RAMDISK_MAJOR && major != LOOP_MAJOR) {
- total_reads += reads;
- total_writes += writes;
+ /* check needed for kernel >= 2.6.31, see sf #2942117 */
+ if (is_disk(devbuf)) {
+ total_reads += reads;
+ total_writes += writes;
+ }
} else {
col_count = sscanf(buf, "%u %u %s %*u %u %*u %u",
&major, &minor, devbuf, &reads, &writes);