From 6a7ec377c2b5079bd7c5e3927bb3348b7b7b58ba Mon Sep 17 00:00:00 2001
From: skmono <sejun.kim@intel.com>
Date: Sun, 20 Nov 2022 22:46:02 -0800
Subject: [PATCH] Add initialization to avoid occasional error of retrieving
 values

---
 ipcl/include/ipcl/utils/parse_cpuinfo.hpp | 5 ++++-
 ipcl/include/ipcl/utils/util.hpp          | 2 +-
 ipcl/utils/parse_cpuinfo.cpp              | 2 +-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/ipcl/include/ipcl/utils/parse_cpuinfo.hpp b/ipcl/include/ipcl/utils/parse_cpuinfo.hpp
index 279aa4f..5d81163 100644
--- a/ipcl/include/ipcl/utils/parse_cpuinfo.hpp
+++ b/ipcl/include/ipcl/utils/parse_cpuinfo.hpp
@@ -40,6 +40,9 @@ typedef struct {
 static void parseCPUInfo(linuxCPUInfo& info) {
   std::ifstream cpuinfo;
   cpuinfo.exceptions(std::ifstream::badbit);
+  info.n_cores = 0;
+  info.n_processors = 0;
+  info.n_nodes = 0;
 
   try {
     cpuinfo.open("/proc/cpuinfo", std::ios::in);
@@ -67,7 +70,7 @@ static void parseCPUInfo(linuxCPUInfo& info) {
     throw std::runtime_error(log.str());
   }
 }
-linuxCPUInfo GetLinuxCPUInfo(void);
+linuxCPUInfo getLinuxCPUInfoImpl(void);
 
 }  // namespace ipcl
 
diff --git a/ipcl/include/ipcl/utils/util.hpp b/ipcl/include/ipcl/utils/util.hpp
index a9f5ca6..17c6c4e 100644
--- a/ipcl/include/ipcl/utils/util.hpp
+++ b/ipcl/include/ipcl/utils/util.hpp
@@ -77,7 +77,7 @@ class OMPUtilities {
  private:
 #ifdef IPCL_RUNTIME_DETECT_CPU_FEATURES
   static const linuxCPUInfo cpuinfo;
-  static const linuxCPUInfo getLinuxCPUInfo() { return GetLinuxCPUInfo(); }
+  static const linuxCPUInfo getLinuxCPUInfo() { return getLinuxCPUInfoImpl(); }
 #endif
   static const int nodes;
   static const int cpus;
diff --git a/ipcl/utils/parse_cpuinfo.cpp b/ipcl/utils/parse_cpuinfo.cpp
index 2c1b135..a8b6141 100644
--- a/ipcl/utils/parse_cpuinfo.cpp
+++ b/ipcl/utils/parse_cpuinfo.cpp
@@ -6,7 +6,7 @@
 #include <fstream>
 #include <sstream>
 
-ipcl::linuxCPUInfo ipcl::GetLinuxCPUInfo(void) {
+ipcl::linuxCPUInfo ipcl::getLinuxCPUInfoImpl(void) {
   ipcl::linuxCPUInfo info;
   ipcl::parseCPUInfo(info);
   return info;