From 6ee799ba7c562ffb5c1f8bb2f59cbb00aae02236 Mon Sep 17 00:00:00 2001
From: aldelaro5 <aldelaro5@gmail.com>
Date: Tue, 4 Oct 2016 03:36:36 -0400
Subject: [PATCH] Reduces the the filename of logs

Using cmake and GCC, logs would contain the full file path when logging making logs lines unnecessarily long.  This is solved by just removing anything before "/Source/Core/" (where / is whatever your OS uses to separated directory).
---
 Source/Core/Common/Logging/LogManager.cpp | 16 +++++++++++++++-
 Source/Core/Common/Logging/LogManager.h   |  1 +
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/Source/Core/Common/Logging/LogManager.cpp b/Source/Core/Common/Logging/LogManager.cpp
index a24a0bbc9a..5d15998398 100644
--- a/Source/Core/Common/Logging/LogManager.cpp
+++ b/Source/Core/Common/Logging/LogManager.cpp
@@ -9,6 +9,7 @@
 #include <set>
 #include <string>
 
+#include "Common/CommonPaths.h"
 #include "Common/FileUtil.h"
 #include "Common/IniFile.h"
 #include "Common/Logging/ConsoleListener.h"
@@ -29,6 +30,15 @@ void GenericLog(LogTypes::LOG_LEVELS level, LogTypes::LOG_TYPE type, const char*
 
 LogManager* LogManager::m_logManager = nullptr;
 
+static size_t DeterminePathCutOffPoint()
+{
+  constexpr const char* pattern = DIR_SEP "Source" DIR_SEP "Core" DIR_SEP;
+  size_t pos = std::string(__FILE__).find(pattern);
+  if (pos != std::string::npos)
+    return pos + strlen(pattern);
+  return 0;
+}
+
 LogManager::LogManager()
 {
   // create log containers
@@ -102,6 +112,8 @@ LogManager::LogManager()
     if (enable && write_console)
       container->AddListener(LogListener::CONSOLE_LISTENER);
   }
+
+  m_path_cutoff_point = DeterminePathCutOffPoint();
 }
 
 LogManager::~LogManager()
@@ -125,8 +137,10 @@ void LogManager::Log(LogTypes::LOG_LEVELS level, LogTypes::LOG_TYPE type, const
 
   CharArrayFromFormatV(temp, MAX_MSGLEN, format, args);
 
+  const char* path_to_print = file + m_path_cutoff_point;
+
   std::string msg = StringFromFormat(
-      "%s %s:%u %c[%s]: %s\n", Common::Timer::GetTimeFormatted().c_str(), file, line,
+      "%s %s:%u %c[%s]: %s\n", Common::Timer::GetTimeFormatted().c_str(), path_to_print, line,
       LogTypes::LOG_LEVEL_TO_CHAR[(int)level], log->GetShortName().c_str(), temp);
 
   for (auto listener_id : *log)
diff --git a/Source/Core/Common/Logging/LogManager.h b/Source/Core/Common/Logging/LogManager.h
index 1c5081cf60..ea7f2d86a3 100644
--- a/Source/Core/Common/Logging/LogManager.h
+++ b/Source/Core/Common/Logging/LogManager.h
@@ -87,6 +87,7 @@ private:
   LogContainer* m_Log[LogTypes::NUMBER_OF_LOGS];
   static LogManager* m_logManager;  // Singleton. Ugh.
   std::array<LogListener*, LogListener::NUMBER_OF_LISTENERS> m_listeners;
+  size_t m_path_cutoff_point = 0;
 
   LogManager();
   ~LogManager();