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Auto merge of #112595 - hargoniX:l4re_fix, r=Mark-Simulacrum

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fix: get the l4re target working again

This is based on work from https://github.com/rust-lang/rust/pull/103966, addressing the review comment by `@m-ou-se` at the time and "fixing" the (probably newly) missing read_buf.
This commit is contained in:
bors 2023-06-17 21:59:08 +00:00
commit ed7281e784
3 changed files with 23 additions and 3 deletions
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2
library/std/src/personality.rs
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@ -29,7 +29,7 @@ fn rust_eh_personality() {
all(target_family = "windows", target_env = "gnu"),
target_os = "psp",
target_os = "solid_asp3",
all(target_family = "unix", not(target_os = "espidf")),
all(target_family = "unix", not(target_os = "espidf"), not(target_os = "l4re")),
all(target_vendor = "fortanix", target_env = "sgx"),
))] {
mod gcc;

6
library/std/src/sys/unix/l4re.rs
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@ -10,7 +10,7 @@ macro_rules! unimpl {
pub mod net {
#![allow(warnings)]
use crate::fmt;
use crate::io::{self, IoSlice, IoSliceMut};
use crate::io::{self, BorrowedCursor, IoSlice, IoSliceMut};
use crate::net::{Ipv4Addr, Ipv6Addr, Shutdown, SocketAddr};
use crate::os::unix::io::{AsFd, AsRawFd, BorrowedFd, FromRawFd, IntoRawFd, RawFd};
use crate::sys::fd::FileDesc;
@ -218,6 +218,10 @@ pub fn read(&self, _: &mut [u8]) -> io::Result<usize> {
unimpl!();
}
pub fn read_buf(&self, _: BorrowedCursor<'_>) -> io::Result<()> {
unimpl!();
}
pub fn read_vectored(&self, _: &mut [IoSliceMut<'_>]) -> io::Result<usize> {
unimpl!();
}

18
library/std/src/sys/unix/process/process_unix.rs
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@ -836,31 +836,47 @@ fn signal_string(signal: i32) -> &'static str {
libc::SIGILL => " (SIGILL)",
libc::SIGTRAP => " (SIGTRAP)",
libc::SIGABRT => " (SIGABRT)",
#[cfg(not(target_os = "l4re"))]
libc::SIGBUS => " (SIGBUS)",
libc::SIGFPE => " (SIGFPE)",
libc::SIGKILL => " (SIGKILL)",
#[cfg(not(target_os = "l4re"))]
libc::SIGUSR1 => " (SIGUSR1)",
libc::SIGSEGV => " (SIGSEGV)",
#[cfg(not(target_os = "l4re"))]
libc::SIGUSR2 => " (SIGUSR2)",
libc::SIGPIPE => " (SIGPIPE)",
libc::SIGALRM => " (SIGALRM)",
libc::SIGTERM => " (SIGTERM)",
#[cfg(not(target_os = "l4re"))]
libc::SIGCHLD => " (SIGCHLD)",
#[cfg(not(target_os = "l4re"))]
libc::SIGCONT => " (SIGCONT)",
#[cfg(not(target_os = "l4re"))]
libc::SIGSTOP => " (SIGSTOP)",
#[cfg(not(target_os = "l4re"))]
libc::SIGTSTP => " (SIGTSTP)",
#[cfg(not(target_os = "l4re"))]
libc::SIGTTIN => " (SIGTTIN)",
#[cfg(not(target_os = "l4re"))]
libc::SIGTTOU => " (SIGTTOU)",
#[cfg(not(target_os = "l4re"))]
libc::SIGURG => " (SIGURG)",
#[cfg(not(target_os = "l4re"))]
libc::SIGXCPU => " (SIGXCPU)",
#[cfg(not(target_os = "l4re"))]
libc::SIGXFSZ => " (SIGXFSZ)",
#[cfg(not(target_os = "l4re"))]
libc::SIGVTALRM => " (SIGVTALRM)",
#[cfg(not(target_os = "l4re"))]
libc::SIGPROF => " (SIGPROF)",
#[cfg(not(target_os = "l4re"))]
libc::SIGWINCH => " (SIGWINCH)",
#[cfg(not(target_os = "haiku"))]
#[cfg(not(any(target_os = "haiku", target_os = "l4re")))]
libc::SIGIO => " (SIGIO)",
#[cfg(target_os = "haiku")]
libc::SIGPOLL => " (SIGPOLL)",
#[cfg(not(target_os = "l4re"))]
libc::SIGSYS => " (SIGSYS)",
// For information on Linux signals, run `man 7 signal`
#[cfg(all(