summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--i3status.c3
-rw-r--r--include/i3status.h12
-rw-r--r--man/i3status.man6
-rw-r--r--src/print_cpu_temperature.c26
4 files changed, 26 insertions, 21 deletions
diff --git a/i3status.c b/i3status.c
index 915cbcc..5d3153c 100644
--- a/i3status.c
+++ b/i3status.c
@@ -243,6 +243,7 @@ int main(int argc, char *argv[]) {
cfg_opt_t temp_opts[] = {
CFG_STR("format", "%degrees C", CFGF_NONE),
CFG_STR("path", NULL, CFGF_NONE),
+ CFG_INT("max_threshold", 75, CFGF_NONE),
CFG_END()
};
@@ -460,7 +461,7 @@ int main(int argc, char *argv[]) {
CASE_SEC_TITLE("cpu_temperature") {
SEC_OPEN_MAP("cpu_temperature");
- print_cpu_temperature_info(json_gen, buffer, atoi(title), cfg_getstr(sec, "path"), cfg_getstr(sec, "format"));
+ print_cpu_temperature_info(json_gen, buffer, atoi(title), cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getint(sec, "max_threshold"));
SEC_CLOSE_MAP;
}
diff --git a/include/i3status.h b/include/i3status.h
index 93f9791..fc984f8 100644
--- a/include/i3status.h
+++ b/include/i3status.h
@@ -27,16 +27,8 @@ enum { O_DZEN2, O_XMOBAR, O_I3BAR, O_NONE } output_format;
#define BATT_STATE "hw.acpi.battery.state"
#elif defined(__OpenBSD__)
-/*
- * Due to the fact there are various ways to obtain a temperature reading, THERMAL_ZONE will need
- * to be adjustable enough for those situations. As it can either be hw.sensors.cpu%d.temp0, or
- * hw.sensors.acpitz%d.temp0 or even something different entirely within hw.sensors.%s.temp0.
- * XXX:
- * Due to the fact the i3status API only allows to set the THERMAL_ZONE parameter to an integer,
- * we can't make this fully configureable (yet?).
- */
+/* Default to acpitz(4) if no path is set. */
#define THERMAL_ZONE "acpitz%d"
-
#endif
#if defined(__FreeBSD_kernel__) && defined(__GLIBC__)
@@ -145,7 +137,7 @@ void print_ddate(yajl_gen json_gen, char *buffer, const char *format, struct tm
const char *get_ip_addr();
void print_wireless_info(yajl_gen json_gen, char *buffer, const char *interface, const char *format_up, const char *format_down);
void print_run_watch(yajl_gen json_gen, char *buffer, const char *title, const char *pidfile, const char *format);
-void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const char *path, const char *format);
+void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const char *path, const char *format, int);
void print_cpu_usage(yajl_gen json_gen, char *buffer, const char *format);
void print_eth_info(yajl_gen json_gen, char *buffer, const char *interface, const char *format_up, const char *format_down);
void print_load(yajl_gen json_gen, char *buffer, const char *format);
diff --git a/man/i3status.man b/man/i3status.man
index 9a19ec9..0d98f8f 100644
--- a/man/i3status.man
+++ b/man/i3status.man
@@ -224,12 +224,16 @@ colored red. The low_threshold type can be of threshold_type "time" or
=== CPU-Temperature
-Gets the temperature of the given thermal zone.
+Gets the temperature of the given thermal zone. It is possible to
+define a max_threshold that will color the temperature red in case the
+specified thermal zone is getting too hot. Defaults to 75 degrees C.
*Example order*: +cpu_temperature 0+
*Example format*: +T: %degrees °C+
+*Example max_threshold*: +42+
+
=== CPU Usage
Gets the percentual CPU usage from +/proc/stat+ (Linux) or +sysctl(3)+ (FreeBSD/OpenBSD).
diff --git a/src/print_cpu_temperature.c b/src/print_cpu_temperature.c
index b1d1221..034a079 100644
--- a/src/print_cpu_temperature.c
+++ b/src/print_cpu_temperature.c
@@ -23,6 +23,8 @@
#include <sys/sensors.h>
#include <errno.h>
#include <err.h>
+
+#define MUKTOC(v) ((v - 273150000) / 1000000.0)
#endif
static char *thermal_zone;
@@ -32,11 +34,11 @@ static char *thermal_zone;
* 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) {
+void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const char *path, const char *format, int max_threshold) {
#ifdef THERMAL_ZONE
const char *walk;
char *outwalk = buffer;
- static char buf[16];
+ bool colorful_output;
if (path == NULL)
asprintf(&thermal_zone, THERMAL_ZONE, zone);
@@ -54,6 +56,7 @@ void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const
if (BEGINS_WITH(walk+1, "degrees")) {
#if defined(LINUX)
+ static char buf[16];
long int temp;
if (!slurp(path, buf, sizeof(buf)))
goto error;
@@ -87,14 +90,11 @@ void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const
break;
goto error;
}
- /*
- * 'path' is actually the node within the full path (currently always acpitz0).
- * XXX: Extend the API to allow a string instead of just an int for path, this would
- * allow us to build an arbitrary path.
- */
+ /* 'path' is the node within the full path (defaults to acpitz0). */
if (strncmp(sensordev.xname, path, strlen(path)) == 0) {
mib[3] = SENSOR_TEMP;
- for (numt = 0; numt < sensordev.maxnumt[SENSOR_TEMP]; numt++) {
+ /* 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) {
@@ -102,7 +102,15 @@ void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const
continue;
}
}
- outwalk += sprintf(outwalk, "%.2f", (sensor.value - 273150000) / 1000000.0 );
+ 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;
}
}
}