crash reports are functional on windows

main.cpp

@@ -22,7 +22,12 @@
 #include <QMessageBox>
 
 #ifdef __GNUC__
+#ifdef Q_OS_WIN
+#include <windows.h>
+#include <DbgHelp.h>
+#elif defined(Q_OS_LINUX)
 #include <execinfo.h>
+#endif
 #include <signal.h>
 #include <unistd.h>
 #endif
@@ -43,6 +48,81 @@ extern "C" {
 
 #ifdef __GNUC__
 void handler(int sig) {
+  QStringList strings;
+
+#ifdef Q_OS_WIN
+  HANDLE process = GetCurrentProcess();
+  HANDLE thread = GetCurrentThread();
+
+  CONTEXT context;
+  memset(&context, 0, sizeof(CONTEXT));
+  context.ContextFlags = CONTEXT_FULL;
+  RtlCaptureContext(&context);
+
+  SymInitialize(process, NULL, TRUE);
+
+  DWORD image;
+  STACKFRAME64 stackframe;
+  ZeroMemory(&stackframe, sizeof(STACKFRAME64));
+
+#ifdef _M_IX86
+  image = IMAGE_FILE_MACHINE_I386;
+  stackframe.AddrPC.Offset = context.Eip;
+  stackframe.AddrPC.Mode = AddrModeFlat;
+  stackframe.AddrFrame.Offset = context.Ebp;
+  stackframe.AddrFrame.Mode = AddrModeFlat;
+  stackframe.AddrStack.Offset = context.Esp;
+  stackframe.AddrStack.Mode = AddrModeFlat;
+#elif _M_X64
+  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;
+#elif _M_IA64
+  image = IMAGE_FILE_MACHINE_IA64;
+  stackframe.AddrPC.Offset = context.StIIP;
+  stackframe.AddrPC.Mode = AddrModeFlat;
+  stackframe.AddrFrame.Offset = context.IntSp;
+  stackframe.AddrFrame.Mode = AddrModeFlat;
+  stackframe.AddrBStore.Offset = context.RsBSP;
+  stackframe.AddrBStore.Mode = AddrModeFlat;
+  stackframe.AddrStack.Offset = context.IntSp;
+  stackframe.AddrStack.Mode = AddrModeFlat;
+#endif
+
+  int counter = 0;
+  QString line_template = "[%1] %2";
+  while (StackWalk64(
+           image, process, thread,
+           &stackframe, &context, NULL,
+           SymFunctionTableAccess64, SymGetModuleBase64, NULL)) {
+
+    char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME * sizeof(TCHAR)];
+    PSYMBOL_INFO symbol = (PSYMBOL_INFO)buffer;
+    symbol->SizeOfStruct = sizeof(SYMBOL_INFO);
+    symbol->MaxNameLen = MAX_SYM_NAME;
+
+    DWORD64 displacement = 0;
+
+
+    QString sym_name;
+    if (SymFromAddr(process, stackframe.AddrPC.Offset, &displacement, symbol)) {
+      sym_name = symbol->Name;
+    } else {
+      sym_name = "???";
+    }
+    QString s = line_template.arg(QString::number(counter), sym_name);
+    strings.append(s);
+    qDebug() << s;
+
+    counter++;
+  }
+
+  SymCleanup(process);
+#elif defined(Q_OS_LINUX)
   void *array[10];
   size_t size;
 
@@ -55,10 +135,16 @@ void handler(int sig) {
 
   // try to show a GUI crash report
   char** bt_syms = backtrace_symbols(array, size);
-  olive::crash_dialog->SetData(sig, bt_syms, size);
-  olive::crash_dialog->exec();
+  for (int i=0;i<size;i++) {
+    strings.append(bt_syms[i]);
+  }
   free(bt_syms);
 
+#endif
+
+  olive::crash_dialog->SetData(sig, strings);
+  olive::crash_dialog->exec();
+
   abort();
 }
 #endif