build: Make SDK not try to link to unbundled libraries

main/gui/source/stacktrace.cpp

@@ -0,0 +1,187 @@
+#include <stacktrace.hpp>
+#include <hex/helpers/fmt.hpp>
+
+#include <array>
+
+#if defined(OS_WINDOWS)
+
+    #include <windows.h>
+    #include <dbghelp.h>
+    #include <llvm/Demangle/Demangle.h>
+
+    namespace hex::stacktrace {
+
+        void initialize() {
+
+        }
+
+        std::vector<StackFrame> getStackTrace() {
+            std::vector<StackFrame> stackTrace;
+
+            HANDLE process = GetCurrentProcess();
+            HANDLE thread = GetCurrentThread();
+
+            CONTEXT context = {};
+            context.ContextFlags = CONTEXT_FULL;
+            RtlCaptureContext(&context);
+
+            SymSetOptions(SYMOPT_CASE_INSENSITIVE | SYMOPT_UNDNAME | SYMOPT_LOAD_LINES | SYMOPT_LOAD_ANYTHING);
+            SymInitialize(process, nullptr, TRUE);
+
+            DWORD image;
+            STACKFRAME64 stackFrame;
+            ZeroMemory(&stackFrame, sizeof(STACKFRAME64));
+
+            image = IMAGE_FILE_MACHINE_AMD64;
+            stackFrame.AddrPC.Offset = context.Rip;
+            stackFrame.AddrPC.Mode = AddrModeFlat;
+            stackFrame.AddrFrame.Offset = context.Rsp;
+            stackFrame.AddrFrame.Mode = AddrModeFlat;
+            stackFrame.AddrStack.Offset = context.Rsp;
+            stackFrame.AddrStack.Mode = AddrModeFlat;
+
+            while (true) {
+                if (StackWalk64(
+                        image, process, thread,
+                        &stackFrame, &context, nullptr,
+                        SymFunctionTableAccess64, SymGetModuleBase64, nullptr) == FALSE)
+                    break;
+
+                if (stackFrame.AddrReturn.Offset == stackFrame.AddrPC.Offset)
+                    break;
+
+                std::array<char, sizeof(SYMBOL_INFO) + MAX_SYM_NAME * sizeof(TCHAR)> buffer = {};
+                auto symbol = reinterpret_cast<PSYMBOL_INFO>(buffer.data());
+                symbol->SizeOfStruct = sizeof(SYMBOL_INFO);
+                symbol->MaxNameLen = MAX_SYM_NAME;
+
+                DWORD64 displacementSymbol = 0;
+                const char *symbolName;
+                if (SymFromAddr(process, stackFrame.AddrPC.Offset, &displacementSymbol, symbol) == TRUE) {
+                    symbolName = symbol->Name;
+                } else {
+                    symbolName = "??";
+                }
+
+                SymSetOptions(SYMOPT_LOAD_LINES);
+
+                IMAGEHLP_LINE64 line;
+                line.SizeOfStruct = sizeof(IMAGEHLP_LINE64);
+
+                DWORD displacementLine = 0;
+
+                u32 lineNumber = 0;
+                const char *fileName;
+                if (SymGetLineFromAddr64(process, stackFrame.AddrPC.Offset, &displacementLine, &line) == TRUE) {
+                    lineNumber = line.LineNumber;
+                    fileName = line.FileName;
+                } else {
+                    lineNumber = 0;
+                    fileName = "??";
+                }
+
+                std::string demangledName;
+                if (auto variant1 = llvm::demangle(symbolName); variant1 != symbolName)
+                    demangledName = variant1;
+                else if (auto variant2 = llvm::demangle(std::string("_") + symbolName); variant2 != std::string("_") + symbolName)
+                    demangledName = variant2;
+                else
+                    demangledName = symbolName;
+
+                stackTrace.push_back(StackFrame { fileName, demangledName, lineNumber });
+            }
+
+            SymCleanup(process);
+
+            return stackTrace;
+        }
+
+    }
+
+#elif defined(HEX_HAS_EXECINFO)
+
+    #if __has_include(BACKTRACE_HEADER)
+
+        #include BACKTRACE_HEADER
+        #include <llvm/Demangle/Demangle.h>
+        #include <hex/helpers/logger.hpp>
+        #include <hex/helpers/utils.hpp>
+
+        namespace hex::stacktrace {
+
+            void initialize() {
+
+            }
+
+            std::vector<StackFrame> getStackTrace() {
+                static std::vector<StackFrame> result;
+
+                std::array<void*, 128> addresses;
+                size_t count = backtrace(addresses.data(), addresses.size());
+                auto functions = backtrace_symbols(addresses.data(), count);
+
+                for (size_t i = 0; i < count; i++)
+                    result.push_back(StackFrame { "", functions[i], 0 });
+
+                return result;
+            }
+
+        }
+    #endif
+
+#elif defined(HEX_HAS_BACKTRACE)
+
+    #if __has_include(BACKTRACE_HEADER)
+
+        #include BACKTRACE_HEADER
+        #include <llvm/Demangle/Demangle.h>
+        #include <hex/helpers/logger.hpp>
+        #include <hex/helpers/utils.hpp>
+
+        namespace hex::stacktrace {
+
+            static struct backtrace_state *s_backtraceState;
+
+
+            void initialize() {
+                if (auto executablePath = wolv::io::fs::getExecutablePath(); executablePath.has_value()) {
+                    static std::string path = executablePath->string();
+                    s_backtraceState = backtrace_create_state(path.c_str(), 1, [](void *, const char *msg, int) { log::error("{}", msg); }, nullptr);
+                }
+            }
+
+            std::vector<StackFrame> getStackTrace() {
+                static std::vector<StackFrame> result;
+
+                result.clear();
+                if (s_backtraceState != nullptr) {
+                    backtrace_full(s_backtraceState, 0, [](void *, uintptr_t, const char *fileName, int lineNumber, const char *function) -> int {
+                        if (fileName == nullptr)
+                            fileName = "??";
+                        if (function == nullptr)
+                            function = "??";
+
+                        result.push_back(StackFrame { std::fs::path(fileName).filename().string(), llvm::demangle(function), u32(lineNumber) });
+
+                        return 0;
+                    }, nullptr, nullptr);
+
+                }
+
+                return result;
+            }
+
+        }
+
+    #endif
+
+#else
+
+    namespace hex::stacktrace {
+
+        void initialize() { }
+        std::vector<StackFrame> getStackTrace() { return { StackFrame { "??", "Stacktrace collecting not available!", 0 } }; }
+
+    }
+    
+#endif