summaryrefslogtreecommitdiff
path: root/src/print_cpu_temperature.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/print_cpu_temperature.c')
-rw-r--r--src/print_cpu_temperature.c325
1 files changed, 162 insertions, 163 deletions
diff --git a/src/print_cpu_temperature.c b/src/print_cpu_temperature.c
index c687474..f60a5f6 100644
--- a/src/print_cpu_temperature.c
+++ b/src/print_cpu_temperature.c
@@ -1,4 +1,4 @@
-// vim:ts=8:expandtab
+// vim:ts=4:sw=4:expandtab
#include <stdlib.h>
#include <limits.h>
#include <stdio.h>
@@ -13,8 +13,8 @@
#include <sys/types.h>
#include <sys/sysctl.h>
#define TZ_ZEROC 2732
-#define TZ_KELVTOC(x) (((x) - TZ_ZEROC) / 10), abs(((x) - TZ_ZEROC) % 10)
-#define TZ_AVG(x) ((x) - TZ_ZEROC) / 10
+#define TZ_KELVTOC(x) (((x)-TZ_ZEROC) / 10), abs(((x)-TZ_ZEROC) % 10)
+#define TZ_AVG(x) ((x)-TZ_ZEROC) / 10
#endif
#if defined(__DragonFly__)
@@ -43,171 +43,170 @@
#define MUKTOC(v) ((v - 273150000) / 1000000.0)
#endif
-
/*
* Reads the CPU temperature from /sys/class/thermal/thermal_zone%d/temp (or
* the user provided path) and returns the temperature in degree celcius.
*
*/
void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const char *path, const char *format, int max_threshold) {
- char *outwalk = buffer;
+ char *outwalk = buffer;
#ifdef THERMAL_ZONE
- const char *walk;
- bool colorful_output = false;
- char *thermal_zone;
+ const char *walk;
+ bool colorful_output = false;
+ char *thermal_zone;
- if (path == NULL)
- asprintf(&thermal_zone, THERMAL_ZONE, zone);
- else
- asprintf(&thermal_zone, path, zone);
+ if (path == NULL)
+ asprintf(&thermal_zone, THERMAL_ZONE, zone);
+ else
+ asprintf(&thermal_zone, path, zone);
- INSTANCE(thermal_zone);
+ INSTANCE(thermal_zone);
- for (walk = format; *walk != '\0'; walk++) {
- if (*walk != '%') {
- *(outwalk++) = *walk;
- continue;
- }
+ for (walk = format; *walk != '\0'; walk++) {
+ if (*walk != '%') {
+ *(outwalk++) = *walk;
+ continue;
+ }
- if (BEGINS_WITH(walk+1, "degrees")) {
+ if (BEGINS_WITH(walk + 1, "degrees")) {
#if defined(LINUX)
- static char buf[16];
- long int temp;
- if (!slurp(thermal_zone, buf, sizeof(buf)))
- goto error;
- temp = strtol(buf, NULL, 10);
- if (temp == LONG_MIN || temp == LONG_MAX || temp <= 0)
- *(outwalk++) = '?';
- else {
- if ((temp/1000) >= max_threshold) {
- START_COLOR("color_bad");
- colorful_output = true;
- }
- outwalk += sprintf(outwalk, "%ld", (temp/1000));
- if (colorful_output) {
- END_COLOR;
- colorful_output = false;
- }
- }
+ static char buf[16];
+ long int temp;
+ if (!slurp(thermal_zone, buf, sizeof(buf)))
+ goto error;
+ temp = strtol(buf, NULL, 10);
+ if (temp == LONG_MIN || temp == LONG_MAX || temp <= 0)
+ *(outwalk++) = '?';
+ else {
+ if ((temp / 1000) >= max_threshold) {
+ START_COLOR("color_bad");
+ colorful_output = true;
+ }
+ outwalk += sprintf(outwalk, "%ld", (temp / 1000));
+ if (colorful_output) {
+ END_COLOR;
+ colorful_output = false;
+ }
+ }
#elif defined(__DragonFly__)
- struct sensor th_sensor;
- size_t th_sensorlen;
-
- th_sensorlen = sizeof(th_sensor);
-
- if (sysctlbyname(thermal_zone, &th_sensor, &th_sensorlen, NULL, 0) == -1) {
- perror("sysctlbyname");
- goto error;
- }
- if (MUKTOC(th_sensor.value) >= max_threshold) {
- START_COLOR("color_bad");
- colorful_output = true;
- }
- outwalk += sprintf(outwalk, "%.2f", MUKTOC(th_sensor.value));
- if (colorful_output) {
- END_COLOR;
- colorful_output = false;
- }
+ struct sensor th_sensor;
+ size_t th_sensorlen;
+
+ th_sensorlen = sizeof(th_sensor);
+
+ if (sysctlbyname(thermal_zone, &th_sensor, &th_sensorlen, NULL, 0) == -1) {
+ perror("sysctlbyname");
+ goto error;
+ }
+ if (MUKTOC(th_sensor.value) >= max_threshold) {
+ START_COLOR("color_bad");
+ colorful_output = true;
+ }
+ outwalk += sprintf(outwalk, "%.2f", MUKTOC(th_sensor.value));
+ if (colorful_output) {
+ END_COLOR;
+ colorful_output = false;
+ }
#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- int sysctl_rslt;
- size_t sysctl_size = sizeof(sysctl_rslt);
- if (sysctlbyname(thermal_zone, &sysctl_rslt, &sysctl_size, NULL, 0))
- goto error;
-
- if (TZ_AVG(sysctl_rslt) >= max_threshold) {
- START_COLOR("color_bad");
- colorful_output = true;
- }
- outwalk += sprintf(outwalk, "%d.%d", TZ_KELVTOC(sysctl_rslt));
- if (colorful_output) {
- END_COLOR;
- colorful_output = false;
- }
+ int sysctl_rslt;
+ size_t sysctl_size = sizeof(sysctl_rslt);
+ if (sysctlbyname(thermal_zone, &sysctl_rslt, &sysctl_size, NULL, 0))
+ goto error;
+
+ if (TZ_AVG(sysctl_rslt) >= max_threshold) {
+ START_COLOR("color_bad");
+ colorful_output = true;
+ }
+ outwalk += sprintf(outwalk, "%d.%d", TZ_KELVTOC(sysctl_rslt));
+ if (colorful_output) {
+ END_COLOR;
+ colorful_output = false;
+ }
#elif defined(__OpenBSD__)
- struct sensordev sensordev;
- struct sensor sensor;
- size_t sdlen, slen;
- int dev, numt, mib[5] = { CTL_HW, HW_SENSORS, 0, 0, 0 };
+ struct sensordev sensordev;
+ struct sensor sensor;
+ size_t sdlen, slen;
+ int dev, numt, mib[5] = {CTL_HW, HW_SENSORS, 0, 0, 0};
- sdlen = sizeof(sensordev);
- slen = sizeof(sensor);
+ sdlen = sizeof(sensordev);
+ slen = sizeof(sensor);
- for (dev = 0; ; dev++) {
+ for (dev = 0;; dev++) {
mib[2] = dev;
if (sysctl(mib, 3, &sensordev, &sdlen, NULL, 0) == -1) {
- if (errno == ENXIO)
- continue;
- if (errno == ENOENT)
- break;
- goto error;
+ if (errno == ENXIO)
+ continue;
+ if (errno == ENOENT)
+ break;
+ goto error;
}
/* 'path' is the node within the full path (defaults to acpitz0). */
if (BEGINS_WITH(sensordev.xname, thermal_zone)) {
- mib[3] = SENSOR_TEMP;
- /* Limit to temo0, but should retrieve from a full path... */
- for (numt = 0; numt < 1 /*sensordev.maxnumt[SENSOR_TEMP]*/; numt++) {
- mib[4] = numt;
- if (sysctl(mib, 5, &sensor, &slen, NULL, 0) == -1) {
- if (errno != ENOENT) {
- warn("sysctl");
- continue;
- }
- }
- if ((int)MUKTOC(sensor.value) >= max_threshold) {
- START_COLOR("color_bad");
- colorful_output = true;
- }
-
- outwalk += sprintf(outwalk, "%.2f", MUKTOC(sensor.value));
-
- if (colorful_output) {
- END_COLOR;
- colorful_output = false;
- }
+ mib[3] = SENSOR_TEMP;
+ /* Limit to temo0, but should retrieve from a full path... */
+ for (numt = 0; numt < 1 /*sensordev.maxnumt[SENSOR_TEMP]*/; numt++) {
+ mib[4] = numt;
+ if (sysctl(mib, 5, &sensor, &slen, NULL, 0) == -1) {
+ if (errno != ENOENT) {
+ warn("sysctl");
+ continue;
+ }
+ }
+ if ((int)MUKTOC(sensor.value) >= max_threshold) {
+ START_COLOR("color_bad");
+ colorful_output = true;
}
+
+ outwalk += sprintf(outwalk, "%.2f", MUKTOC(sensor.value));
+
+ if (colorful_output) {
+ END_COLOR;
+ colorful_output = false;
+ }
+ }
}
- }
+ }
#elif defined(__NetBSD__)
- int fd, rval;
- bool err = false;
- prop_dictionary_t dict;
- prop_array_t array;
- prop_object_iterator_t iter;
- prop_object_iterator_t iter2;
- prop_object_t obj, obj2, obj3;
-
- fd = open("/dev/sysmon", O_RDONLY);
- if (fd == -1)
+ int fd, rval;
+ bool err = false;
+ prop_dictionary_t dict;
+ prop_array_t array;
+ prop_object_iterator_t iter;
+ prop_object_iterator_t iter2;
+ prop_object_t obj, obj2, obj3;
+
+ fd = open("/dev/sysmon", O_RDONLY);
+ if (fd == -1)
goto error;
- rval = prop_dictionary_recv_ioctl(fd, ENVSYS_GETDICTIONARY, &dict);
- if (rval == -1) {
- err = true;
- goto error_netbsd1;
- }
-
- /* No drivers registered? */
- if (prop_dictionary_count(dict) == 0) {
- err = true;
- goto error_netbsd2;
- }
-
- iter = prop_dictionary_iterator(dict);
- if (iter == NULL) {
- err = true;
- goto error_netbsd2;
- }
-
- /* iterate over the dictionary returned by the kernel */
- while ((obj = prop_object_iterator_next(iter)) != NULL) {
+ rval = prop_dictionary_recv_ioctl(fd, ENVSYS_GETDICTIONARY, &dict);
+ if (rval == -1) {
+ err = true;
+ goto error_netbsd1;
+ }
+
+ /* No drivers registered? */
+ if (prop_dictionary_count(dict) == 0) {
+ err = true;
+ goto error_netbsd2;
+ }
+
+ iter = prop_dictionary_iterator(dict);
+ if (iter == NULL) {
+ err = true;
+ goto error_netbsd2;
+ }
+
+ /* iterate over the dictionary returned by the kernel */
+ while ((obj = prop_object_iterator_next(iter)) != NULL) {
/* skip this dict if it's not what we're looking for */
if ((strlen(prop_dictionary_keysym_cstring_nocopy(obj)) != strlen(thermal_zone)) ||
(strncmp(thermal_zone,
prop_dictionary_keysym_cstring_nocopy(obj),
strlen(thermal_zone)) != 0))
- continue;
+ continue;
array = prop_dictionary_get_keysym(dict, obj);
if (prop_object_type(array) != PROP_TYPE_ARRAY) {
@@ -223,48 +222,48 @@ void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const
/* iterate over array of dicts specific to target sensor */
while ((obj2 = prop_object_iterator_next(iter2)) != NULL) {
- obj3 = prop_dictionary_get(obj2, "cur-value");
+ obj3 = prop_dictionary_get(obj2, "cur-value");
- float temp = MUKTOC(prop_number_integer_value(obj3));
- if ((int)temp >= max_threshold) {
- START_COLOR("color_bad");
- colorful_output = true;
- }
+ float temp = MUKTOC(prop_number_integer_value(obj3));
+ if ((int)temp >= max_threshold) {
+ START_COLOR("color_bad");
+ colorful_output = true;
+ }
- outwalk += sprintf(outwalk, "%.2f", temp);
+ outwalk += sprintf(outwalk, "%.2f", temp);
- if (colorful_output) {
- END_COLOR;
- colorful_output = false;
- }
+ if (colorful_output) {
+ END_COLOR;
+ colorful_output = false;
+ }
- break;
+ break;
}
prop_object_iterator_release(iter2);
- }
-error_netbsd3:
- prop_object_iterator_release(iter);
-error_netbsd2:
- prop_object_release(dict);
-error_netbsd1:
- close(fd);
- if (err) goto error;
+ }
+ error_netbsd3:
+ prop_object_iterator_release(iter);
+ error_netbsd2:
+ prop_object_release(dict);
+ error_netbsd1:
+ close(fd);
+ if (err)
+ goto error;
#endif
-
- walk += strlen("degrees");
- }
+ walk += strlen("degrees");
}
+ }
- free(thermal_zone);
+ free(thermal_zone);
- OUTPUT_FULL_TEXT(buffer);
- return;
+ OUTPUT_FULL_TEXT(buffer);
+ return;
error:
#endif
- free(thermal_zone);
+ free(thermal_zone);
- OUTPUT_FULL_TEXT("cant read temp");
- (void)fputs("i3status: Cannot read temperature. Verify that you have a thermal zone in /sys/class/thermal or disable the cpu_temperature module in your i3status config.\n", stderr);
+ OUTPUT_FULL_TEXT("cant read temp");
+ (void)fputs("i3status: Cannot read temperature. Verify that you have a thermal zone in /sys/class/thermal or disable the cpu_temperature module in your i3status config.\n", stderr);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 04:18:15 +0000