On Fri, Feb 28, 2020 at 11:07 AM Philippe Mathieu-Daudé <phi...@redhat.com> wrote: > > Use error_setg_win32() which adds a hint similar to strerror(errno)). > > Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com> > --- > v3: Keep slog() in qmp_guest_shutdown() (Marc-André) > --- > qga/channel-win32.c | 3 ++- > qga/commands-win32.c | 8 +++++--- > 2 files changed, 7 insertions(+), 4 deletions(-)
Reviewed-by: Marc-André Lureau <marcandre.lur...@redhat.com> > > diff --git a/qga/channel-win32.c b/qga/channel-win32.c > index c86f4388db..99648c95b6 100644 > --- a/qga/channel-win32.c > +++ b/qga/channel-win32.c > @@ -308,7 +308,8 @@ static gboolean ga_channel_open(GAChannel *c, > GAChannelMethod method, > } > > if (method == GA_CHANNEL_ISA_SERIAL && > !SetCommTimeouts(c->handle,&comTimeOut)) { > - g_critical("error setting timeout for com port: %lu",GetLastError()); > + g_autofree gchar *emsg = g_win32_error_message(GetLastError()); > + g_critical("error setting timeout for com port: %s", emsg); > CloseHandle(c->handle); > return false; > } > diff --git a/qga/commands-win32.c b/qga/commands-win32.c > index 2461fd19bf..9c744d6405 100644 > --- a/qga/commands-win32.c > +++ b/qga/commands-win32.c > @@ -315,8 +315,9 @@ void qmp_guest_shutdown(bool has_mode, const char *mode, > Error **errp) > } > > if (!ExitWindowsEx(shutdown_flag, SHTDN_REASON_FLAG_PLANNED)) { > - slog("guest-shutdown failed: %lu", GetLastError()); > - error_setg(errp, QERR_UNDEFINED_ERROR); > + g_autofree gchar *emsg = g_win32_error_message(GetLastError()); > + slog("guest-shutdown failed: %s", emsg); > + error_setg_win32(errp, GetLastError(), "guest-shutdown failed"); > } > } > > @@ -1319,7 +1320,8 @@ static DWORD WINAPI do_suspend(LPVOID opaque) > DWORD ret = 0; > > if (!SetSuspendState(*mode == GUEST_SUSPEND_MODE_DISK, TRUE, TRUE)) { > - slog("failed to suspend guest, %lu", GetLastError()); > + g_autofree gchar *emsg = g_win32_error_message(GetLastError()); > + slog("failed to suspend guest: %s", emsg); > ret = -1; > } > g_free(mode); > -- > 2.21.1 >