tests: Try to avoid message boxes popping up in non-interactive testing.

dlls/kernel32/tests/debugger.c

@@ -160,6 +160,10 @@ static void doCrash(int argc,  char** argv)
 {
     char* p;
 
+    /* make sure the exception gets to the debugger */
+    SetErrorMode( 0 );
+    SetUnhandledExceptionFilter( NULL );
+
     if (argc >= 4)
     {
         crash_blackbox_t blackbox;

include/wine/test.h

@@ -593,6 +593,8 @@ int main( int argc, char **argv )
     if (GetEnvironmentVariableA( "WINETEST_INTERACTIVE", p, sizeof(p) )) winetest_interactive = atoi(p);
     if (GetEnvironmentVariableA( "WINETEST_REPORT_SUCCESS", p, sizeof(p) )) report_success = atoi(p);
 
+    if (!winetest_interactive) SetErrorMode( SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX );
+
     if (!argv[1])
     {
         if (winetest_testlist[0].name && !winetest_testlist[1].name)  /* only one test */