From 446d407e7837b1e20ad30a357a8985d65c305b29 Mon Sep 17 00:00:00 2001
From: Jonas Stienen <jst@akustik.rwth-aachen.de>
Date: Sat, 13 Aug 2016 23:16:11 +0200
Subject: [PATCH] Adding ITALog

---
 CMakeLists.txt   |  2 ++
 include/ITALog.h | 62 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/ITALog.cpp   | 59 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 123 insertions(+)
 create mode 100644 include/ITALog.h
 create mode 100644 src/ITALog.cpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 97e9115..dce1ee6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -58,6 +58,7 @@ set( ITABaseHeader
 	"include/ITAHDFTSpectrum.h"
 	"include/ITAFunctors.h"
 	"include/ITAHPT.h"
+	"include/ITALog.h"
 	"include/ITAMutex.h"
 	"include/ITANumericUtils.h"
 	"include/ITASampleBuffer.h"
@@ -86,6 +87,7 @@ set( ITABaseSources
 	"src/ITAFileSystemUtils.cpp"
 	"src/ITAHDFTSpectrum.cpp"
 	"src/ITAHPT.cpp"
+	"src/ITALog.cpp"
 	"src/ITAMutex.cpp"
 	"src/ITANumericUtils.cpp"
 	"src/ITASampleBuffer.cpp"
diff --git a/include/ITALog.h b/include/ITALog.h
new file mode 100644
index 0000000..897d4f5
--- /dev/null
+++ b/include/ITALog.h
@@ -0,0 +1,62 @@
+/*
+* ----------------------------------------------------------------
+*
+*		ITA core libs
+*		(c) Copyright Institute of Technical Acoustics (ITA)
+*		RWTH Aachen University, Germany, 2015-2016
+*
+* ----------------------------------------------------------------
+*				    ____  __________  _______
+*				   //  / //__   ___/ //  _   |
+*				  //  /    //  /    //  /_|  |
+*				 //  /    //  /    //  ___   |
+*				//__/    //__/    //__/   |__|
+*
+* ----------------------------------------------------------------
+*
+*/
+
+#ifndef INCLUDE_WATCHER_ITA_LOG
+#define INCLUDE_WATCHER_ITA_LOG
+
+//! Ausgabe-Direktiven
+enum
+{
+	ITALOG_OUTPUT_CONSOLE = 0, //!< Log to stdout, stderr
+	ITALOG_OUTPUT_MSVC	  = 1  //!< Log to the Visual Studio console ("OutputDebugString")
+};
+
+//! Log-Stufen
+enum
+{
+	ITALOG_QUIET = 0, //!< Stumm
+	ITALOG_ERROR = 1, //!< Fehler
+	ITALOG_WARN  = 2, //!< Warnung
+	ITALOG_INFO  = 3, //!< Information
+	ITALOG_TRACE = 4  //!< Gesprächig
+};
+
+//! Flags
+const int ITALOG_MODULENAME = 1<<0;
+const int ITALOG_SHORTNAME  = 1<<1;
+const int ITALOG_LEVELINFO	= 1<<2;
+const int ITALOG_TIMESTAMP	= 1<<3;
+
+
+//! Ausgabe-Funktionen
+void ITA_BASE_API italog_printf(const char* pszModuleName, int iFlags, const char* format ...);
+void ITA_BASE_API italog_msvc( const char* pszModuleName, int iFlags, const char* format ... );
+
+
+// --= Makros für verschiedene Ausgabeversionen mit mehr oder weniger Parametern =--
+
+//! Einfache Ausgabe ohne weitere Argumente
+#define ITALOG_PRINTF0(...) { italog_printf("", 0, __VA_ARGS__); }
+#define ITALOG_PRINTF1(SHORTNAME, ...) { italog_printf(SHORTNAME, ITALOG_SHORTNAME, __VA_ARGS__); }
+#define ITALOG_PRINTF2(MODULENAME, ...) { italog_printf(MODULENAME, ITALOG_MODULENAME, __VA_ARGS__); }
+#define ITALOG_PRINTF9(MODULE, NAME, SHORTNAME, FLAGS, LOGLEVEL, LOGTYPE, ...) { if(LOGLEVEL >= LOGTYPE) { italog_printf(MODULENAME, FLAGS, __VA_ARGS__); } }
+
+#define ITALOG_MSVC0(...) { italog_msvc("", 0, __VA_ARGS__); }
+#define ITALOG_MSVC1(SHORTNAME, ...) { italog_msvc(SHORTNAME, ITALOG_SHORTNAME, __VA_ARGS__); }
+
+#endif // INCLUDE_WATCHER_ITA_LOG
diff --git a/src/ITALog.cpp b/src/ITALog.cpp
new file mode 100644
index 0000000..b5b4fb1
--- /dev/null
+++ b/src/ITALog.cpp
@@ -0,0 +1,59 @@
+#include <ITALog.h>
+
+#include <ITACriticalSection.h>
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <string>
+
+#ifdef WIN32
+#include <windows.h>
+#endif
+
+#define DEBUG_PRINTF_BUFSIZE 16384
+
+static ITACriticalSection g_csDebugPrintf;
+static char g_pszDebugPrintfBuf[DEBUG_PRINTF_BUFSIZE];
+
+
+void italog_printf(const char* pszModuleName, int iFlags, const char* format ...) {
+
+	std::string sCombinedPreamble = "";
+	if (iFlags & (ITALOG_MODULENAME + ITALOG_SHORTNAME)) {
+		sCombinedPreamble += pszModuleName;
+		sCombinedPreamble += ": ";
+	}
+
+	// Source: VADebug by fwe
+	va_list args;
+	va_start(args, format);
+#ifdef WIN32
+	printf_s("%s", sCombinedPreamble.c_str());
+#else
+	printf("%s", sCombinedPreamble.c_str());
+#endif
+	vfprintf(stdout, format, args);
+	va_end(args);
+
+	return;
+};
+
+#ifdef WIN32
+void italog_msvc(const char* pszModuleName, int iFlags, const char* format ...) {
+	g_csDebugPrintf.enter();
+
+	int pos = 0;
+	if (iFlags & (ITALOG_MODULENAME + ITALOG_SHORTNAME))
+		pos = sprintf_s(g_pszDebugPrintfBuf, DEBUG_PRINTF_BUFSIZE, "%s: ", pszModuleName);
+
+	va_list args;
+	va_start(args, format);
+	vsprintf_s(g_pszDebugPrintfBuf+pos, DEBUG_PRINTF_BUFSIZE-pos, format, args);
+	va_end(args);
+
+	OutputDebugStringA(g_pszDebugPrintfBuf);
+	g_csDebugPrintf.leave();
+
+	return;
+}
+#endif
\ No newline at end of file
-- 
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