Linux and MacOS backtrace

RTEA.vcxproj

@@ -794,6 +794,7 @@
     <ClInclude Include="Source\System\AllegroTools.h" />
     <ClInclude Include="Source\System\Atom.h" />
     <ClInclude Include="Source\System\Base64\base64.h" />
+    <ClInclude Include="Source\System\backward\backward.hpp" />
     <ClInclude Include="Source\System\Constants.h" />
     <ClInclude Include="Source\System\Controller.h" />
     <ClInclude Include="Source\System\Entity.h" />
@@ -810,8 +811,6 @@
     <ClInclude Include="Source\System\Semver200\semver200.h" />
     <ClInclude Include="Source\System\Semver200\version.h" />
     <ClInclude Include="Source\System\SpatialPartitionGrid.h" />
-    <ClInclude Include="Source\System\RTEStackTrace.h" />
-    <ClInclude Include="Source\System\StackWalker\StackWalker.h" />
     <ClInclude Include="Source\System\StandardIncludes.h" />
     <ClInclude Include="Source\System\Box.h" />
     <ClInclude Include="Source\System\Color.h" />
@@ -1330,8 +1329,6 @@
     <ClCompile Include="Source\System\Semver200\Semver200_parser.cpp" />
     <ClCompile Include="Source\System\Serializable.cpp" />
     <ClCompile Include="Source\System\SpatialPartitionGrid.cpp" />
-    <ClCompile Include="Source\System\RTEStackTrace.cpp" />
-    <ClCompile Include="Source\System\StackWalker\StackWalker.cpp" />
     <ClCompile Include="Source\System\StandardIncludes.cpp">
       <PrecompiledHeader>Create</PrecompiledHeader>
       <PrecompiledHeaderFile>StandardIncludes.h</PrecompiledHeaderFile>

RTEA.vcxproj.filters

@@ -34,7 +34,7 @@
     <Filter Include="GUI\Wrappers">
       <UniqueIdentifier>{14ff3fdb-4366-4bed-8b6e-ddcf72987b81}</UniqueIdentifier>
     </Filter>
-    <Filter Include="System\StackWalker">
+    <Filter Include="System\backward">
       <UniqueIdentifier>{a8668dc1-51c5-418d-91bf-7ee92f008cb1}</UniqueIdentifier>
     </Filter>
     <Filter Include="external">
@@ -612,11 +612,8 @@
     <ClInclude Include="Source\System\GameVersion.h">
       <Filter>System</Filter>
     </ClInclude>
-    <ClInclude Include="Source\System\StackWalker\StackWalker.h">
-      <Filter>System\StackWalker</Filter>
-    </ClInclude>
-    <ClInclude Include="Source\System\RTEStackTrace.h">
-      <Filter>System</Filter>
+    <ClInclude Include="Source\System\backward\backward.hpp">
+      <Filter>System\backward</Filter>
     </ClInclude>
     <ClInclude Include="Source\Entities\AEJetpack.h">
       <Filter>Entities</Filter>
@@ -1199,12 +1196,6 @@
     <ClCompile Include="Source\System\Semver200\Semver200_parser.cpp">
       <Filter>System\Semver200</Filter>
     </ClCompile>
-    <ClCompile Include="Source\System\StackWalker\StackWalker.cpp">
-      <Filter>System\StackWalker</Filter>
-    </ClCompile>
-    <ClCompile Include="Source\System\RTEStackTrace.cpp">
-      <Filter>System</Filter>
-    </ClCompile>
     <ClCompile Include="Source\Renderer\glad\gl.c">
       <Filter>Renderer\glad</Filter>
     </ClCompile>

Source/System/RTEError.cpp

@@ -10,8 +10,6 @@
 
 #ifdef _WIN32
 #include "Windows.h"
-#include "DbgHelp.h"
-#include "RTEStackTrace.h"
 #endif
 
 #include <array>
@@ -34,13 +32,19 @@
 #include <sys/sysctl.h>
 #endif
 
+#include "backward/backward.hpp"
+
+
 using namespace RTE;
 
 bool RTEError::s_CurrentlyAborting = false;
 bool RTEError::s_IgnoreAllAsserts = false;
 std::string RTEError::s_LastIgnoredAssertDescription = "";
 std::source_location RTEError::s_LastIgnoredAssertLocation = {};
 
+#if (defined(__linux__) || (defined(__APPLE__) && defined(__MACH__)))
+backward::SignalHandling sh;
+#endif
 #ifdef _WIN32
 /// <summary>
 /// Custom exception handler for Windows SEH.
@@ -157,9 +161,13 @@ static LONG WINAPI RTEWindowsExceptionHandler([[maybe_unused]] EXCEPTION_POINTER
 	exceptionDescription << getExceptionDescriptionFromCode(exceptionCode) << " at address 0x" << std::uppercase << std::hex << exceptionAddress << ".\n\n"
 	                     << symbolNameAtAddress << std::endl;
 
-	RTEStackTrace stackTrace;
+	backward::StackTrace st;
+	st.load_here(32, exceptPtr->ContextRecord);
+	backward::Printer printer;
+	std::ostringstream stack;
+	printer.print(st, stack);
 
-	RTEError::UnhandledExceptionFunc(exceptionDescription.str(), stackTrace.GetCallStackAsString(processHandle, exceptPtr->ContextRecord));
+	RTEError::UnhandledExceptionFunc(exceptionDescription.str(), stack.str());
 	return EXCEPTION_EXECUTE_HANDLER;
 #endif
 }
@@ -344,10 +352,12 @@ void RTEError::AbortFunc(const std::string& description, const std::source_locat
 
 		std::string callstack = "";
 
-#ifdef _WIN32
-		RTEStackTrace stackTrace;
-		callstack += ("\n\n" + stackTrace.GetCallStackAsString());
-#endif
+		backward::StackTrace st;
+		st.load_here();
+		backward::Printer printer;
+		std::ostringstream stack;
+		printer.print(st, stack);
+		callstack = stack.str();
 
 		std::string consoleSaveMsg;
 		if (!callstack.empty()) {