From 3eed8388b49d5d3cbc2db74fee1b017eb4b40d0a Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Sat, 2 Sep 2017 10:06:24 -0700
Subject: [PATCH] Use __GLIBC__ to control use of gnu_get_libc_version

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
Upstream-Status: Pending
 src/mongo/util/processinfo_linux.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/mongo/util/processinfo_linux.cpp b/src/mongo/util/processinfo_linux.cpp
index 910015215e..bf8c1ffd15 100644
--- a/src/mongo/util/processinfo_linux.cpp
+++ b/src/mongo/util/processinfo_linux.cpp
@@ -40,7 +40,7 @@
 #include <sys/mman.h>
 #include <sys/utsname.h>
 #include <unistd.h>
-#ifdef __UCLIBC__
+#ifndef __GLIBC__
 #include <features.h>
 #else
 #include <gnu/libc-version.h>
@@ -451,11 +451,13 @@ double ProcessInfo::getSystemMemoryPressurePercentage() {
 }
 
 void ProcessInfo::getExtraInfo(BSONObjBuilder& info) {
+#if defined(__GLIBC__)
     LinuxProc p(_pid);
     if (p._maj_flt <= std::numeric_limits<long long>::max())
         info.appendNumber("page_faults", static_cast<long long>(p._maj_flt));
     else
         info.appendNumber("page_faults", static_cast<double>(p._maj_flt));
+#endif
 }
 
 /**
@@ -491,7 +493,7 @@ void ProcessInfo::SystemInfo::collectSystemInfo() {
     stringstream ss;
     ss << "uClibc-" << __UCLIBC_MAJOR__ << "." << __UCLIBC_MINOR__ << "." << __UCLIBC_SUBLEVEL__;
     bExtra.append("libcVersion", ss.str());
-#else
+#elif defined(__GLIBC__)
     bExtra.append("libcVersion", gnu_get_libc_version());
 #endif
     if (!verSig.empty())
-- 
2.14.1

