add cpu_freq function
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259e967cbf
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832b21ca4b
@ -11,6 +11,7 @@
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- battery_power (battery power usage) [argument: battery name]
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- battery_state (battery charging state) [argument: battery name]
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- cpu_perc (cpu usage in percent) [argument: NULL]
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- cpu_freq (cpu frequency) [argument: NULL]
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- datetime (date and time) [argument: format]
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- disk_free (free disk space in GB) [argument: mountpoint]
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- disk_perc (disk usage in percent) [argument: mountpoint]
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18
slstatus.c
18
slstatus.c
@ -37,6 +37,7 @@ static char *smprintf(const char *fmt, ...);
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static char *battery_perc(const char *bat);
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static char *battery_power(const char *bat);
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static char *battery_state(const char *bat);
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static char *cpu_freq(void);
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static char *cpu_perc(void);
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static char *datetime(const char *fmt);
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static char *disk_free(const char *mnt);
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@ -167,6 +168,23 @@ battery_state(const char *bat)
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}
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}
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static char *
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cpu_freq(void)
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{
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int freq;
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FILE *fp;
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fp = fopen("/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq", "r");
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if (fp == NULL) {
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warn("Failed to open file /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq");
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return smprintf("%s", UNKNOWN_STR);
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}
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fscanf(fp, "%i", &freq);
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fclose(fp);
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return smprintf("%d", (freq + 500) / 1000);
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}
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static char *
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cpu_perc(void)
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{
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