mirror of https://github.com/rust-lang/rust
34 lines
955 B
Rust
34 lines
955 B
Rust
#![feature(rustc_private)]
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extern crate libc;
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/// So tests don't have to bring libc in scope themselves
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pub enum SignalHandler {
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Ignore,
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Default,
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}
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/// Helper to assert that [`libc::SIGPIPE`] has the expected signal handler.
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pub fn assert_sigpipe_handler(expected_handler: SignalHandler) {
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#[cfg(unix)]
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#[cfg(not(any(
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target_os = "emscripten",
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target_os = "fuchsia",
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target_os = "horizon",
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target_os = "android",
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)))]
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{
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let actual = unsafe {
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let mut actual: libc::sigaction = std::mem::zeroed();
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libc::sigaction(libc::SIGPIPE, std::ptr::null(), &mut actual);
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actual.sa_sigaction
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};
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let expected = match expected_handler {
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SignalHandler::Ignore => libc::SIG_IGN,
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SignalHandler::Default => libc::SIG_DFL,
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};
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assert_eq!(actual, expected, "actual and expected SIGPIPE disposition differs");
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}
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}
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