From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- src/test/ui/process/nofile-limit.rs | 46 +++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 src/test/ui/process/nofile-limit.rs (limited to 'src/test/ui/process/nofile-limit.rs') diff --git a/src/test/ui/process/nofile-limit.rs b/src/test/ui/process/nofile-limit.rs new file mode 100644 index 000000000..3ddf8d6ef --- /dev/null +++ b/src/test/ui/process/nofile-limit.rs @@ -0,0 +1,46 @@ +// Check that statically linked binary executes successfully +// with RLIMIT_NOFILE resource lowered to zero. Regression +// test for issue #96621. +// +// run-pass +// dont-check-compiler-stderr +// only-linux +// no-prefer-dynamic +// compile-flags: -Ctarget-feature=+crt-static -Crpath=no -Crelocation-model=static +#![feature(exit_status_error)] +#![feature(rustc_private)] +extern crate libc; + +use std::os::unix::process::CommandExt; +use std::process::Command; + +fn main() { + let mut args = std::env::args(); + let this = args.next().unwrap(); + match args.next().as_deref() { + None => { + let mut cmd = Command::new(this); + cmd.arg("Ok!"); + unsafe { + cmd.pre_exec(|| { + let rlim = libc::rlimit { + rlim_cur: 0, + rlim_max: 0, + }; + if libc::setrlimit(libc::RLIMIT_NOFILE, &rlim) == -1 { + Err(std::io::Error::last_os_error()) + } else { + Ok(()) + } + }) + }; + let output = cmd.output().unwrap(); + println!("{:?}", output); + output.status.exit_ok().unwrap(); + assert!(output.stdout.starts_with(b"Ok!")); + } + Some(word) => { + println!("{}", word); + } + } +} -- cgit v1.2.3