noop.rs - source
Description: Source of the Rust file `library/std/src/../../backtrace/src/backtrace/noop.rs`.

#
std/backtrace/src/backtrace/
noop.rs

    1//! Empty implementation of unwinding used when no other implementation is
    2//! appropriate.
    3
    4use core::ffi::c_void;
    5use core::ptr::null_mut;
    6
    7// SAFETY: This function is safe to call. It is only marked as `unsafe` to
    8// avoid having to allow `unused_unsafe` since other implementations are
    9// unsafe.
    10#[inline(always)]
    11pub unsafe fn trace(_cb: &mut dyn FnMut(&super::Frame) -> bool) {}
    12
    13#[derive(Clone)]
    14pub struct Frame;
    15
    16impl Frame {
    17    pub fn ip(&self) -> *mut c_void {
    18        null_mut()
    19    }
    20
    21    pub fn sp(&self) -> *mut c_void {
    22        null_mut()
    23    }
    24
    25    pub fn symbol_address(&self) -> *mut c_void {
    26        null_mut()
    27    }
    28
    29    pub fn module_base_address(&self) -> Option<*mut c_void> {
    30        None
    31    }
    32}