From 2c9d9d0d27204c742aec1a928b36f68545ae6587 Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf.pld@gmail.com>
Date: Thu, 4 Apr 2019 15:25:26 +0200
Subject: [PATCH] /proc/stat might be inaccessible.

---
 client/TracySysTime.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/client/TracySysTime.cpp b/client/TracySysTime.cpp
index 64ed4056..b3cb0cbc 100644
--- a/client/TracySysTime.cpp
+++ b/client/TracySysTime.cpp
@@ -43,10 +43,12 @@ void SysTime::ReadTimes()
 {
     uint64_t user, nice, system;
     FILE* f = fopen( "/proc/stat", "r" );
-    assert( f );
-    fscanf( f, "cpu %" PRIu64 " %" PRIu64 " %" PRIu64" %" PRIu64, &user, &nice, &system, &idle );
-    fclose( f );
-    used = user + nice + system;
+    if( f )
+    {
+        fscanf( f, "cpu %" PRIu64 " %" PRIu64 " %" PRIu64" %" PRIu64, &user, &nice, &system, &idle );
+        fclose( f );
+        used = user + nice + system;
+    }
 }
 
 #  elif defined __APPLE__