mirror of https://github.com/rust-lang/rust
47 lines
1.3 KiB
Rust
47 lines
1.3 KiB
Rust
//@ run-pass
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//@ ignore-wasm32 can't run commands
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//@ ignore-sgx no processes
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//@ ignore-fuchsia must translate zircon signal to SIGSEGV/SIGBUS, FIXME (#58590)
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#![feature(rustc_private)]
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use std::env;
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use std::ffi::c_char;
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use std::process::{Command, ExitStatus};
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#[link(name = "rust_test_helpers", kind = "static")]
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extern "C" {
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fn rust_get_null_ptr() -> *mut c_char;
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}
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#[cfg(unix)]
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fn check_status(status: ExitStatus) {
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extern crate libc;
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use std::os::unix::process::ExitStatusExt;
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assert!(status.signal() == Some(libc::SIGSEGV) || status.signal() == Some(libc::SIGBUS));
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}
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#[cfg(not(unix))]
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fn check_status(status: ExitStatus) {
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assert!(!status.success());
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}
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fn main() {
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let args: Vec<String> = env::args().collect();
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if args.len() > 1 && args[1] == "segfault" {
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unsafe {
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*rust_get_null_ptr() = 1;
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}; // trigger a segfault
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} else {
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let segfault = Command::new(&args[0]).arg("segfault").output().unwrap();
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let stderr = String::from_utf8_lossy(&segfault.stderr);
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let stdout = String::from_utf8_lossy(&segfault.stdout);
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println!("stdout: {}", stdout);
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println!("stderr: {}", stderr);
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println!("status: {}", segfault.status);
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check_status(segfault.status);
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assert!(!stderr.contains("has overflowed its stack"));
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}
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}
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