commit 259e967cbf855d1ed3886c7afafb1bfe6ab11645
parent 870d68d44e33f9fb7a5402becbc0b5c363066bcc
Author: Aaron Marcher <[email protected]>
Date: Mon, 12 Jun 2017 23:55:27 +0200
add battery_power function
Diffstat:
2 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/config.def.h b/config.def.h
@@ -8,6 +8,7 @@
/* statusbar
- battery_perc (battery percentage) [argument: battery name]
+- battery_power (battery power usage) [argument: battery name]
- battery_state (battery charging state) [argument: battery name]
- cpu_perc (cpu usage in percent) [argument: NULL]
- datetime (date and time) [argument: format]
diff --git a/slstatus.c b/slstatus.c
@@ -35,6 +35,7 @@ struct arg {
static char *smprintf(const char *fmt, ...);
static char *battery_perc(const char *bat);
+static char *battery_power(const char *bat);
static char *battery_state(const char *bat);
static char *cpu_perc(void);
static char *datetime(const char *fmt);
@@ -119,6 +120,25 @@ battery_perc(const char *bat)
}
static char *
+battery_power(const char *bat)
+{
+ char path[PATH_MAX];
+ FILE *fp;
+ int watts;
+
+ snprintf(path, sizeof(path), "%s%s%s", "/sys/class/power_supply/", bat, "/power_now");
+ fp = fopen(path, "r");
+ if (fp == NULL) {
+ warn("Failed to open file %s", path);
+ return smprintf("%s", UNKNOWN_STR);
+ }
+ fscanf(fp, "%i", &watts);
+ fclose(fp);
+
+ return smprintf("%d", (watts + 500000) / 1000000);
+}
+
+static char *
battery_state(const char *bat)
{
char path[PATH_MAX];
