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c/main: Get more data on our errors

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Ryan Pavlik 2022-05-20 11:07:24 -05:00 committed by Jakob Bornecrantz
parent 795db8712b
commit 1fe1e8847e
1 changed files with 15 additions and 2 deletions
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17
src/xrt/compositor/main/comp_window_mswin.c
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@ -47,6 +47,18 @@ struct comp_window_mswin
static WCHAR szWindowClass[] = L"Monado";
static WCHAR szWindowData[] = L"MonadoWindow";
#define COMP_ERROR_GETLASTERROR(C, MSG_WITH_PLACEHOLDER, MSG_WITHOUT_PLACEHOLDER) \
do { \
DWORD err = GetLastError(); \
char *buf = NULL; \
if (0 != FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, err, \
LANG_SYSTEM_DEFAULT, (LPSTR)&buf, 256, NULL)) { \
COMP_ERROR(C, MSG_WITH_PLACEHOLDER, buf); \
LocalFree(buf); \
} else { \
COMP_ERROR(C, MSG_WITHOUT_PLACEHOLDER); \
} \
} while (0)
/*
*
* Functions.
@ -171,7 +183,7 @@ comp_window_mswin_window_loop(struct comp_window_mswin *cwm)
CreateWindowExW(0, szWindowClass, L"Monado (Windowed)", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT,
rc.right - rc.left, rc.bottom - rc.top, NULL, NULL, cwm->instance, NULL);
if (cwm->window == NULL) {
COMP_ERROR(ct->c, "Failed to create window");
COMP_ERROR_GETLASTERROR(ct->c, "Failed to create window: %s", "Failed to create window");
// parent thread will be notified (by caller) that we have exited.
return;
}
@ -244,7 +256,8 @@ comp_window_mswin_thread(struct comp_window_mswin *cwm)
COMP_INFO(ct->c, "Registering window class");
ATOM window_class = RegisterClassExW(&wcex);
if (!window_class) {
COMP_ERROR(ct->c, "Failed to register window class");
COMP_ERROR_GETLASTERROR(ct->c, "Failed to register window class: %s",
"Failed to register window class");
// parent thread will be notified (by caller) that we have exited.
return;
}