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https://gitee.com/openharmony/third_party_rust_nix
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22 lines
778 B
Rust
22 lines
778 B
Rust
extern crate nix;
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use nix::fcntl::OFlag;
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use nix::pty::*;
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use nix::unistd::close;
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use std::os::unix::io::AsRawFd;
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/// Regression test for Issue #659
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/// `PtyMaster` should panic rather than double close the file descriptor
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/// This must run in its own test process because it deliberately creates a race
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/// condition.
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#[test]
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#[should_panic(expected = "Closing an invalid file descriptor!")]
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// In Travis on i686-unknown-linux-musl, this test gets SIGABRT. I don't know
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// why. It doesn't happen on any other target, and it doesn't happen on my PC.
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#[cfg_attr(all(target_env = "musl", target_arch = "x86"), ignore)]
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fn test_double_close() {
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let m = posix_openpt(OFlag::O_RDWR).unwrap();
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close(m.as_raw_fd()).unwrap();
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drop(m); // should panic here
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}
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