From 6d5815aad0ee0614972f288cbd1c68386e801d5d Mon Sep 17 00:00:00 2001
From: Anthony Towns <aj@erisian.com.au>
Date: Thu, 29 Mar 2018 15:02:00 +1000
Subject: Separate out ReadConfigStream from ReadConfigFile

---
 src/util.cpp | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

(limited to 'src/util.cpp')

diff --git a/src/util.cpp b/src/util.cpp
index 6dfb12f8e7..11b83798b8 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -735,10 +735,9 @@ fs::path GetConfigFile(const std::string& confPath)
     return AbsPathForConfigVal(fs::path(confPath), false);
 }
 
-void ArgsManager::ReadConfigFile(const std::string& confPath)
+void ArgsManager::ReadConfigStream(std::istream& stream)
 {
-    fs::ifstream streamConfig(GetConfigFile(confPath));
-    if (!streamConfig.good())
+    if (!stream.good())
         return; // No bitcoin.conf file is OK
 
     {
@@ -746,7 +745,7 @@ void ArgsManager::ReadConfigFile(const std::string& confPath)
         std::set<std::string> setOptions;
         setOptions.insert("*");
 
-        for (boost::program_options::detail::config_file_iterator it(streamConfig, setOptions), end; it != end; ++it)
+        for (boost::program_options::detail::config_file_iterator it(stream, setOptions), end; it != end; ++it)
         {
             // Don't overwrite existing settings so command line settings override bitcoin.conf
             std::string strKey = std::string("-") + it->string_key;
@@ -757,6 +756,13 @@ void ArgsManager::ReadConfigFile(const std::string& confPath)
             mapMultiArgs[strKey].push_back(strValue);
         }
     }
+}
+
+void ArgsManager::ReadConfigFile(const std::string& confPath)
+{
+    fs::ifstream stream(GetConfigFile(confPath));
+    ReadConfigStream(stream);
+
     // If datadir is changed in .conf file:
     ClearDatadirCache();
     if (!fs::is_directory(GetDataDir(false))) {
-- 
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