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Fix compilation on WASM

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Fixes #9214.
Fixes #9210.
This commit is contained in:
Florian Diebold 2021-06-22 21:51:57 +02:00
parent 9b29573a4b
commit c61fee6d55
3 changed files with 28 additions and 3 deletions
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7
crates/stdx/src/lib.rs
View file

@ -110,7 +110,7 @@ pub fn defer<F: FnOnce()>(f: F) -> impl Drop {
D(Some(f))
}
#[repr(transparent)]
#[cfg_attr(not(target_arch = "wasm32"), repr(transparent))]
pub struct JodChild(pub std::process::Child);
impl ops::Deref for JodChild {
@ -135,7 +135,10 @@ impl Drop for JodChild {
impl JodChild {
pub fn into_inner(self) -> std::process::Child {
// SAFETY: repr transparent
if cfg!(target_arch = "wasm32") {
panic!("no processes on wasm");
}
// SAFETY: repr transparent, except on WASM
unsafe { std::mem::transmute::<JodChild, std::process::Child>(self) }
}
}

16
crates/stdx/src/process.rs
View file

@ -236,3 +236,19 @@ mod imp {
slice::from_raw_parts_mut(v.as_mut_ptr().add(v.len()), v.capacity() - v.len())
}
}
#[cfg(target_arch = "wasm32")]
mod imp {
use std::{
io,
process::{ChildStderr, ChildStdout},
};
pub(crate) fn read2(
_out_pipe: ChildStdout,
_err_pipe: ChildStderr,
_data: &mut dyn FnMut(bool, &mut Vec<u8>, bool),
) -> io::Result<()> {
panic!("no processes on wasm")
}
}