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Merge 7aab011dbb into 65fa0ab924

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Yuyi Wang 2025-04-13 13:31:20 +02:00 committed by GitHub
commit 26da33623e
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1 changed files with 6 additions and 2 deletions
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8
library/std/src/sys/process/unix/unix.rs
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@ -415,6 +415,7 @@ impl Command {
all(target_os = "linux", target_env = "musl"),
target_os = "nto",
target_vendor = "apple",
target_os = "cygwin",
)))]
fn posix_spawn(
&mut self,
@ -433,6 +434,7 @@ impl Command {
all(target_os = "linux", target_env = "musl"),
target_os = "nto",
target_vendor = "apple",
target_os = "cygwin",
))]
// FIXME(#115199): Rust currently omits weak function definitions
// and its metadata from LLVM IR.
@ -587,7 +589,7 @@ impl Command {
/// Some platforms can set a new working directory for a spawned process in the
/// `posix_spawn` path. This function looks up the function pointer for adding
/// such an action to a `posix_spawn_file_actions_t` struct.
#[cfg(not(all(target_os = "linux", target_env = "musl")))]
#[cfg(not(any(all(target_os = "linux", target_env = "musl"), target_os = "cygwin")))]
fn get_posix_spawn_addchdir() -> Option<PosixSpawnAddChdirFn> {
use crate::sys::weak::weak;
@ -621,7 +623,9 @@ impl Command {
/// Weak symbol lookup doesn't work with statically linked libcs, so in cases
/// where static linking is possible we need to either check for the presence
/// of the symbol at compile time or know about it upfront.
#[cfg(all(target_os = "linux", target_env = "musl"))]
///
/// Cygwin doesn't support weak symbol, so just link it.
#[cfg(any(all(target_os = "linux", target_env = "musl"), target_os = "cygwin"))]
fn get_posix_spawn_addchdir() -> Option<PosixSpawnAddChdirFn> {
// Our minimum required musl supports this function, so we can just use it.
Some(libc::posix_spawn_file_actions_addchdir_np)