added to git

cpuUtil.c

@@ -0,0 +1,23 @@
+#define _XOPEN_SOURCE 500
+
+#include "cpuUtil.h"
+
+void get_cpu_usage(int cpu_cores, char buf[PANE_BUF], int *cpu_utils, int i,
+                   int tdelay) {
+  ///_|> descry: return total cpu usage over a period
+  ///_|> cpu_cores: number of cpu cores to consider in calculations
+  ///_|> buf: buffer to write pane to
+  ///_|> cpu_utils: data array
+  ///_|> i: current datapoint in data array
+  ///_|> returning: void
+
+  double pre_cpu_util = read_cpu_util();
+  usleep(tdelay);
+  // Augmented the given algo
+  double cpu_util = (read_cpu_util() - pre_cpu_util) / (cpu_cores * tdelay);
+
+  cpu_utils[i] = min((int)ceil(1e5 * cpu_util), 10.0);
+
+  draw_cpu_title(buf, min(cpu_util * 1e6, 100.0));
+  draw_graph(buf, cpu_utils, i);
+}