added patches

components/battery.c

@@ -1,10 +1,29 @@
 /* See LICENSE file for copyright and license details. */
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
 #include "../slstatus.h"
 #include "../util.h"
 
+const char *
+battery_icon(const char *bat)
+{
+	unsigned long ul_perc;
+	const char *perc, *state;
+	static const char *icons[][11] = {
+		{ "󰂎", "󰁺", "󰁻", "󰁼", "󰁽", "󰁾", "󰁿", "󰂀", "󰂁", "󰂂", "󰁹" },
+		{ "󰢟", "󰢜", "󰂆", "󰂇", "󰂈", "󰢝", "󰂉", "󰢞", "󰂊", "󰂋", "󰂅" },
+	};
+
+	if (!(perc = battery_perc(bat)) || !(state = battery_state(bat)))
+		return NULL;
+
+	ul_perc = strtoul(perc, NULL, 10);
+
+	return bprintf("%s %d", icons[state[0] == '+'][ul_perc / 10], ul_perc);
+}
+
 #if defined(__linux__)
 /*
  * https://www.kernel.org/doc/html/latest/power/power_supply_class.html