Decided to disable the initial parent window on Windows. If this causes problems, I can re-enable it later. More TODOs.

new/init_windows.c

@@ -40,6 +40,8 @@ static const char *loadLastError(const char *message)
 	wmessage = toUTF16(message);
 	n = _scwprintf(initErrorFormat, initErrorArgs);
 	wstr = (WCHAR *) uiAlloc((n + 1) * sizeof (WCHAR), "WCHAR[]");
+	// TODO this requires -lmsvcr100; find out if that runs on XP RTM/SP1
+	// TODO find replacement
 	swprintf_s(wstr, n + 1, initErrorFormat, initErrorArgs);
 	str = toUTF8(wstr);
 	uiFree(wstr);

new/initparent_windows.c

@@ -2,7 +2,7 @@
 #include "uipriv_windows.h"
 
 // for maximum safety, all controls that don't have a parent are made children of this, the "initial parent"
-// it behaves like other containers due to bugs described in container_windows.c, but is never seen and cannot be interacted with by end users
+// it behaves like other containers due to bugs described in container_windows.c, but is never seen, is disabled, and cannot be interacted with by end users
 // despite being called the initial parent, it is used whenever a control has no parent, even if it loses its parent at some later point during the execution of the program
 
 #define uiInitialParentClass L"uiInitialParentClass"
@@ -41,6 +41,8 @@ const char *initInitialParent(HICON hDefaultIcon, HCURSOR hDefaultCursor)
 	if (initialParent == NULL)
 		return "creating initial parent window";
 
-	// TODO disable?
+	// just to be safe, disable the initial parent so it can't be interacted with accidentally
+	// if this causes issues for our controls, we can remove it
+	EnableWindow(initialParent, FALSE);
 	return NULL;
 }

new/main_windows.c

@@ -1,7 +1,7 @@
 // 6 april 2015
 #include "uipriv_windows.h"
 
-// #qo LDFLAGS: -luser32 -lkernel32 -lgdi32 -luxtheme -lmsimg32 -lcomdlg32 -lole32 -loleaut32 -loleacc -luuid
+// #qo LDFLAGS: -luser32 -lkernel32 -lgdi32 -luxtheme -lmsimg32 -lcomdlg32 -lole32 -loleaut32 -loleacc -luuid -lmsvcr100
 
 static void uimsgloop_else(MSG *msg)
 {