From 71190654bc926fb137e829fb8e2f9efa1e4344ab Mon Sep 17 00:00:00 2001
From: Hisham Muhammad <hisham@gobolinux.org>
Date: Fri, 23 Oct 2015 13:46:21 -0200
Subject: Calculate CPU averages on Darwin (See #295).

---
 darwin/DarwinProcess.c | 10 +++++-----
 darwin/Platform.c      | 25 +++++++++++++++++++++----
 2 files changed, 26 insertions(+), 9 deletions(-)

(limited to 'darwin')

diff --git a/darwin/DarwinProcess.c b/darwin/DarwinProcess.c
index 0b4ec3fe..83e9d828 100644
--- a/darwin/DarwinProcess.c
+++ b/darwin/DarwinProcess.c
@@ -220,11 +220,11 @@ char *DarwinProcess_getCmdLine(struct kinfo_proc* k, int show_args ) {
                /* Convert previous '\0'. */
                *np = ' ';
             }
-           /* Note location of current '\0'. */
-           np = cp;
-        }
-     }
-  }
+            /* Note location of current '\0'. */
+            np = cp;
+         }
+      }
+   }
 #endif
 
    /*
diff --git a/darwin/Platform.c b/darwin/Platform.c
index f56d27f3..f8108e78 100644
--- a/darwin/Platform.c
+++ b/darwin/Platform.c
@@ -21,6 +21,7 @@ in the source distribution for its full text.
 
 /*{
 #include "Action.h"
+#include "CPUMeter.h"
 #include "BatteryMeter.h"
 #include "DarwinProcess.h"
 }*/
@@ -163,11 +164,27 @@ ProcessPidColumn Process_pidColumns[] = {
    { .id = 0, .label = NULL },
 };
 
+static double Platform_setCPUAverageValues(Meter* mtr) {
+   DarwinProcessList *dpl = (DarwinProcessList *)mtr->pl;
+   int cpus = dpl->super.cpuCount;
+   double sumNice, sumNormal, sumKernel, sumPercent;
+   for (int i = 1; i <= cpus; i++) {
+      sumPercent += Platform_setCPUValues(mtr, i);
+      sumNice    += mtr->values[CPU_METER_NICE];
+      sumNormal  += mtr->values[CPU_METER_NORMAL];
+      sumKernel  += mtr->values[CPU_METER_KERNEL];
+   }
+   mtr->values[CPU_METER_NICE]   = sumNice   / cpus;
+   mtr->values[CPU_METER_NORMAL] = sumNormal / cpus;
+   mtr->values[CPU_METER_KERNEL] = sumKernel / cpus;
+   return sumPercent / cpus;
+}
+
 double Platform_setCPUValues(Meter* mtr, int cpu) {
-   /* All just from CPUMeter.c */
-   static const int CPU_METER_NICE = 0;
-   static const int CPU_METER_NORMAL = 1;
-   static const int CPU_METER_KERNEL = 2;
+
+   if (cpu == 0) {
+      return Platform_setCPUAverageValues(mtr);
+   }
 
    DarwinProcessList *dpl = (DarwinProcessList *)mtr->pl;
    processor_cpu_load_info_t prev = &dpl->prev_load[cpu-1];
-- 
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