Function unexpectedError [src]

Call this when you made a windows DLL call or something that does SetLastError and you get an unexpected error.

Prototype

pub fn unexpectedError(err: Win32Error) UnexpectedError

Parameters

err: Win32Error

Source

  pub fn unexpectedError(err: Win32Error) UnexpectedError {
    if (std.posix.unexpected_error_tracing) {
        // 614 is the length of the longest windows error description
        var buf_wstr: [614:0]WCHAR = undefined;
        const len = kernel32.FormatMessageW(
            FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
            null,
            err,
            MAKELANGID(LANG.NEUTRAL, SUBLANG.DEFAULT),
            &buf_wstr,
            buf_wstr.len,
            null,
        );
        std.debug.print("error.Unexpected: GetLastError({}): {}\n", .{
            @intFromEnum(err),
            std.unicode.fmtUtf16Le(buf_wstr[0..len]),
        });
        std.debug.dumpCurrentStackTrace(@returnAddress());
    }
    return error.Unexpected;
}  