diff options
Diffstat (limited to 'src/test/ui/wait-forked-but-failed-child.rs')
-rw-r--r-- | src/test/ui/wait-forked-but-failed-child.rs | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/src/test/ui/wait-forked-but-failed-child.rs b/src/test/ui/wait-forked-but-failed-child.rs deleted file mode 100644 index 674c26a43..000000000 --- a/src/test/ui/wait-forked-but-failed-child.rs +++ /dev/null @@ -1,63 +0,0 @@ -// run-pass -// ignore-emscripten no processes -// ignore-sgx no processes -// ignore-vxworks no 'ps' -// ignore-fuchsia no 'ps' - -#![feature(rustc_private)] - -extern crate libc; - -use std::process::Command; - -// The output from "ps -A -o pid,ppid,args" should look like this: -// PID PPID COMMAND -// 1 0 /sbin/init -// 2 0 [kthreadd] -// ... -// 6076 9064 /bin/zsh -// ... -// 7164 6076 ./spawn-failure -// 7165 7164 [spawn-failure] <defunct> -// 7166 7164 [spawn-failure] <defunct> -// ... -// 7197 7164 [spawn-failure] <defunct> -// 7198 7164 ps -A -o pid,ppid,command -// ... - -#[cfg(unix)] -fn find_zombies() { - let my_pid = unsafe { libc::getpid() }; - - // https://pubs.opengroup.org/onlinepubs/9699919799/utilities/ps.html - let ps_cmd_output = Command::new("ps").args(&["-A", "-o", "pid,ppid,args"]).output().unwrap(); - let ps_output = String::from_utf8_lossy(&ps_cmd_output.stdout); - - for (line_no, line) in ps_output.split('\n').enumerate() { - if 0 < line_no && 0 < line.len() && - my_pid == line.split(' ').filter(|w| 0 < w.len()).nth(1) - .expect("1st column should be PPID") - .parse().ok() - .expect("PPID string into integer") && - line.contains("defunct") { - panic!("Zombie child {}", line); - } - } -} - -#[cfg(windows)] -fn find_zombies() { } - -fn main() { - let too_long = format!("/NoSuchCommand{:0300}", 0u8); - - let _failures = (0..100).map(|_| { - let mut cmd = Command::new(&too_long); - let failed = cmd.spawn(); - assert!(failed.is_err(), "Make sure the command fails to spawn(): {:?}", cmd); - failed - }).collect::<Vec<_>>(); - - find_zombies(); - // then _failures goes out of scope -} |