src/libstd/sys/wasi/backtrace.rs

   1 use crate::io;
   2 use crate::sys::unsupported;
   3 use crate::sys_common::backtrace::Frame;
   4
   5 pub struct BacktraceContext;
   6
   7 pub fn unwind_backtrace(_frames: &mut [Frame])
   8     -> io::Result<(usize, BacktraceContext)>
   9 {
  10     unsupported()
  11 }
  12
  13 pub fn resolve_symname<F>(_frame: Frame,
  14                           _callback: F,
  15                           _: &BacktraceContext) -> io::Result<()>
  16     where F: FnOnce(Option<&str>) -> io::Result<()>
  17 {
  18     unsupported()
  19 }
  20
  21 pub fn foreach_symbol_fileline<F>(_: Frame,
  22                                   _: F,
  23                                   _: &BacktraceContext) -> io::Result<bool>
  24     where F: FnMut(&[u8], u32) -> io::Result<()>
  25 {
  26     unsupported()
  27 }