FunctionTracer: use __PRETTY_FUNCTION__

Change-Id: I49d53f4bb7b65d32c9e1e22be89add6199ccad24
Reviewed-on: https://review.haiku-os.org/c/haiku/+/10038
Reviewed-by: Adrien Destugues <[email protected]>
Reviewed-by: Niels Sascha Reedijk <[email protected]>
Tested-by: Commit checker robot <[email protected]>

headers/private/shared/FunctionTracer.h

@@ -13,15 +13,13 @@ namespace BPrivate {
 
 class FunctionTracer {
 public:
-	FunctionTracer(const char* className, const char* functionName,
+	FunctionTracer(const char* functionName, int32& depth)
-			int32& depth)
+		: fFunctionName(functionName),
-		: fFunctionName(),
 		  fPrepend(),
 		  fFunctionDepth(depth)
 	{
 		fFunctionDepth++;
 		fPrepend.Append(' ', fFunctionDepth * 2);
-		fFunctionName << className << "::" << functionName << "()";
 
 		printf("%s%s {\n", fPrepend.String(), fFunctionName.String());
 	}

src/kits/interface/MenuField.cpp

@@ -47,8 +47,7 @@
 #ifdef TRACE_MENU_FIELD
 #	include <FunctionTracer.h>
 	static int32 sFunctionDepth = -1;
-#	define CALLED(x...)	FunctionTracer _ft("BMenuField", __FUNCTION__, \
+#	define CALLED(x...)	FunctionTracer _ft(__PRETTY_FUNCTION__, sFunctionDepth)
-							sFunctionDepth)
 #	define TRACE(x...)	{ BString _to; \
 							_to.Append(' ', (sFunctionDepth + 1) * 2); \
 							printf("%s", _to.String()); printf(x); }

src/kits/interface/TextControl.cpp

@@ -37,8 +37,7 @@
 #	include <stdio.h>
 #	include <FunctionTracer.h>
 	static int32 sFunctionDepth = -1;
-#	define CALLED(x...)	FunctionTracer _ft("BTextControl", __FUNCTION__, \
+#	define CALLED(x...)	FunctionTracer _ft(__PRETTY_FUNCTION__, sFunctionDepth)
-							sFunctionDepth)
 #	define TRACE(x...)	{ BString _to; \
 							_to.Append(' ', (sFunctionDepth + 1) * 2); \
 							printf("%s", _to.String()); printf(x); }

src/kits/interface/TextView.cpp

@@ -78,8 +78,7 @@ using BPrivate::gSystemCatalog;
 #ifdef TRACE_TEXT_VIEW
 #	include <FunctionTracer.h>
 	static int32 sFunctionDepth = -1;
-#	define CALLED(x...)	FunctionTracer _ft("BTextView", __FUNCTION__, \
+#	define CALLED(x...)	FunctionTracer _ft(__PRETTY_FUNCTION__, sFunctionDepth)
-							sFunctionDepth)
 #	define TRACE(x...)	{ BString _to; \
 							_to.Append(' ', (sFunctionDepth + 1) * 2); \
 							printf("%s", _to.String()); printf(x); }