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| author | Fabian Wolff <fabian.wolff@alumni.ethz.ch> | 2021-09-10 19:36:51 +0200 |
|---|---|---|
| committer | Fabian Wolff <fabian.wolff@alumni.ethz.ch> | 2021-09-10 21:02:41 +0200 |
| commit | f1c8accf90d797ef32a56ee08ed7705a4b500c17 (patch) | |
| tree | 7e951973cc8e28ec319df3fc1c2a1855e6eaf2f7 /library/std/src/sys/unix/process/process_unix.rs | |
| parent | 497ee321af3b8496eaccd7af7b437f18bab81abf (diff) | |
| download | rust-f1c8accf90d797ef32a56ee08ed7705a4b500c17.tar.gz | |
Use `libc::sigaction()` instead of `sys::signal()` to prevent a deadlock
Diffstat (limited to 'library/std/src/sys/unix/process/process_unix.rs')
| -rw-r--r-- | library/std/src/sys/unix/process/process_unix.rs | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/library/std/src/sys/unix/process/process_unix.rs b/library/std/src/sys/unix/process/process_unix.rs index 12edf04a4e2..13b384d8899 100644 --- a/library/std/src/sys/unix/process/process_unix.rs +++ b/library/std/src/sys/unix/process/process_unix.rs @@ -333,10 +333,9 @@ impl Command { let mut set = MaybeUninit::<libc::sigset_t>::uninit(); cvt(sigemptyset(set.as_mut_ptr()))?; cvt(libc::pthread_sigmask(libc::SIG_SETMASK, set.as_ptr(), ptr::null_mut()))?; - let ret = sys::signal(libc::SIGPIPE, libc::SIG_DFL); - if ret == libc::SIG_ERR { - return Err(io::Error::last_os_error()); - } + let mut action: libc::sigaction = mem::zeroed(); + action.sa_sigaction = libc::SIG_DFL; + cvt(libc::sigaction(libc::SIGPIPE, &action as *const _, ptr::null_mut()))?; } for callback in self.get_closures().iter_mut() { |