diff options
Diffstat (limited to 'src/libstd/sys/unix/stack_overflow.rs')
| -rw-r--r-- | src/libstd/sys/unix/stack_overflow.rs | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/libstd/sys/unix/stack_overflow.rs b/src/libstd/sys/unix/stack_overflow.rs index 9a7f98d24cd..776acd20b06 100644 --- a/src/libstd/sys/unix/stack_overflow.rs +++ b/src/libstd/sys/unix/stack_overflow.rs @@ -7,11 +7,13 @@ // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your // option. This file may not be copied, modified, or distributed // except according to those terms. +#![cfg_attr(test, allow(dead_code))] use libc; use self::imp::{make_handler, drop_handler}; -pub use self::imp::{init, cleanup}; +pub use self::imp::cleanup; +pub use self::imp::init; pub struct Handler { _data: *mut libc::c_void @@ -40,12 +42,11 @@ impl Drop for Handler { target_os = "openbsd"))] mod imp { use super::Handler; - use sys_common::util::report_overflow; use mem; use ptr; + use libc::{sigaltstack, SIGSTKSZ}; use libc::{sigaction, SIGBUS, SIG_DFL, - SA_SIGINFO, SA_ONSTACK, sigaltstack, - SIGSTKSZ, sighandler_t}; + SA_SIGINFO, SA_ONSTACK, sighandler_t}; use libc; use libc::{mmap, munmap}; use libc::{SIGSEGV, PROT_READ, PROT_WRITE, MAP_PRIVATE, MAP_ANON}; @@ -94,6 +95,8 @@ mod imp { unsafe extern fn signal_handler(signum: libc::c_int, info: *mut libc::siginfo_t, _data: *mut libc::c_void) { + use sys_common::util::report_overflow; + let guard = thread_info::stack_guard().unwrap_or(0); let addr = siginfo_si_addr(info) as usize; |