added bar event timer

bar.c

@@ -5,12 +5,22 @@
 
 #include "wm.h"
 
+static const char *status[] = {
+	"sh", "-c", "echo -n `date` `uptime | sed 's/.*://; s/,//g'`"
+		" `acpi | awk '{print $4}' | sed 's/,//'`", 0 \
+};
+
 void
 draw_bar()
 {
+	static char buf[1024];
+
+	buf[0] = 0;
+	pipe_spawn(buf, sizeof(buf), dpy, (char **)status);
+
 	brush.rect = barrect;
 	brush.rect.x = brush.rect.y = 0;
-	draw(dpy, &brush, False, 0);
+	draw(dpy, &brush, False, buf);
 
 	XCopyArea(dpy, brush.drawable, barwin, brush.gc, 0, 0, barrect.width,
 			barrect.height, 0, 0);