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Forbid SIGBUS #139

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Forbid SIGBUS #139

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9 changes: 5 additions & 4 deletions signal-hook-registry/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -80,9 +80,9 @@ use libc::{c_int, c_void, sigaction, siginfo_t};
use libc::{c_int, sighandler_t};

#[cfg(not(windows))]
use libc::{SIGFPE, SIGILL, SIGKILL, SIGSEGV, SIGSTOP};
use libc::{SIGBUS, SIGFPE, SIGILL, SIGKILL, SIGSEGV, SIGSTOP};
#[cfg(windows)]
use libc::{SIGFPE, SIGILL, SIGSEGV};
use libc::{SIGBUS, SIGFPE, SIGILL, SIGSEGV};

use half_lock::HalfLock;

Expand Down Expand Up @@ -387,9 +387,9 @@ extern "C" fn handler(sig: c_int, info: *mut siginfo_t, data: *mut c_void) {
pub const FORBIDDEN: &[c_int] = FORBIDDEN_IMPL;

#[cfg(windows)]
const FORBIDDEN_IMPL: &[c_int] = &[SIGILL, SIGFPE, SIGSEGV];
const FORBIDDEN_IMPL: &[c_int] = &[SIGILL, SIGFPE, SIGSEGV, SIGBUS];
#[cfg(not(windows))]
const FORBIDDEN_IMPL: &[c_int] = &[SIGKILL, SIGSTOP, SIGILL, SIGFPE, SIGSEGV];
const FORBIDDEN_IMPL: &[c_int] = &[SIGKILL, SIGSTOP, SIGILL, SIGFPE, SIGSEGV, SIGBUS];

/// Registers an arbitrary action for the given signal.
///
Expand All @@ -412,6 +412,7 @@ const FORBIDDEN_IMPL: &[c_int] = &[SIGKILL, SIGSTOP, SIGILL, SIGFPE, SIGSEGV];
/// * `SIGILL`
/// * `SIGFPE`
/// * `SIGSEGV`
/// * `SIGBUS`
///
/// The first two are not possible to override (and the underlying C functions simply ignore all
/// requests to do so, which smells of possible bugs, or return errors). The rest can be set, but
Expand Down