document safety properties of the internal Process::new constructor · rust-lang/rust@0ce3619

document safety properties of the internal Process::new constructor · rust-lang/rust@0ce3619

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library/std/src/sys/pal/unix/process

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Original file line number	Diff line number	Diff line change
`@@ -877,6 +877,12 @@ pub struct Process {`
`877`	`877`
`878`	`878`	`impl Process {`
`879`	`879`	`#[cfg(target_os = "linux")]`
	`880`	`+/// # Safety`
	`881`	`+ ///`
	`882`	+ /// `pidfd` must either be -1 (representing no file descriptor) or a valid, exclusively owned file
	`883`	`+ /// descriptor (See [I/O Safety]).`
	`884`	`+ ///`
	`885`	`+ /// [I/O Safety]: crate::io#io-safety`
`880`	`886`	`unsafe fn new(pid: pid_t, pidfd: pid_t) -> Self {`
`881`	`887`	`use crate::os::unix::io::FromRawFd;`
`882`	`888`	`use crate::sys_common::FromInner;`