slstatus load_avg format string

config.def.h

@@ -29,7 +29,7 @@ static const char unknown_str[] = "n/a";
  * ipv6                 IPv6 address                    interface name
  * kernel_release       `uname -r`                      NULL
  * keyboard_indicators  caps/num lock indicators        NULL
- * load_avg             load average                    NULL
+ * load_avg             load average                    format string
  * num_files            number of files in a directory  path
  * ram_free             free memory in GB               NULL
  * ram_perc             memory usage in percent         NULL

slstatus.c

@@ -52,7 +52,7 @@ static const char *ipv4(const char *iface);
 static const char *ipv6(const char *iface);
 static const char *kernel_release(void);
 static const char *keyboard_indicators(void);
-static const char *load_avg(void);
+static const char *load_avg(const char *fmt);
 static const char *num_files(const char *dir);
 static const char *ram_free(void);
 static const char *ram_perc(void);
@@ -394,7 +394,7 @@ keyboard_indicators(void)
 }
 
 static const char *
-load_avg(void)
+load_avg(const char *fmt)
 {
 	double avgs[3];
 
@@ -403,7 +403,7 @@ load_avg(void)
 		return unknown_str;
 	}
 
-	return bprintf("%.2f %.2f %.2f", avgs[0], avgs[1], avgs[2]);
+	return bprintf(fmt, avgs[0], avgs[1], avgs[2]);
 }
 
 static const char *