1 files changed, 11 insertions, 4 deletions
diff --git a/src/util/system.cpp b/src/util/system.cpp
index b4df0680af..2013b416db 100644
--- a/src/util/system.cpp
+++ b/src/util/system.cpp
@@ -141,6 +141,12 @@ bool CheckDiskSpace(const fs::path& dir, uint64_t additional_bytes)
     return free_bytes_available >= min_disk_space + additional_bytes;
 }
 
+std::streampos GetFileSize(const char* path, std::streamsize max) {
+    std::ifstream file(path, std::ios::binary);
+    file.ignore(max);
+    return file.gcount();
+}
+
 /**
  * Interpret a string argument as a boolean.
  *
@@ -226,10 +232,11 @@ static bool CheckValid(const std::string& key, const util::SettingsValue& val, u
     return true;
 }
 
-ArgsManager::ArgsManager()
-{
-    // nothing to do
-}
+// Define default constructor and destructor that are not inline, so code instantiating this class doesn't need to
+// #include class definitions for all members.
+// For example, m_settings has an internal dependency on univalue.
+ArgsManager::ArgsManager() {}
+ArgsManager::~ArgsManager() {}
 
 const std::set<std::string> ArgsManager::GetUnsuitableSectionOnlyArgs() const
 {