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Add support for wasi_snapshot_preview1. (#592)

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* Add support for wasi_snapshot_preview1.

This adds support for the new ABI, while preserving compatibility
support for the old ABI.

* Fix compilation on platforms where nlink_t isn't 64-bit.

* rustfmt

* Fix Windows build errors.
This commit is contained in:
Dan Gohman
2019-11-18 22:07:16 -08:00
committed by GitHub
parent 39e57e3e9a
commit d645902620
83 changed files with 9928 additions and 803 deletions
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8
crates/wasi-common/src/hostcalls_impl/misc.rs
View File

@@ -240,9 +240,9 @@ pub(crate) fn poll_oneoff(
{
let wasi_fd = unsafe { subscription.u.fd_readwrite.file_descriptor };
let rights = if r#type == wasi::__WASI_EVENTTYPE_FD_READ {
wasi::__WASI_RIGHT_FD_READ
wasi::__WASI_RIGHTS_FD_READ
} else {
wasi::__WASI_RIGHT_FD_WRITE
wasi::__WASI_RIGHTS_FD_WRITE
};
match unsafe {
@@ -260,7 +260,7 @@ pub(crate) fn poll_oneoff(
userdata: subscription.userdata,
r#type,
error: err.as_wasi_errno(),
u: wasi::__wasi_event_u {
u: wasi::__wasi_event_u_t {
fd_readwrite: wasi::__wasi_event_fd_readwrite_t {
nbytes: 0,
flags: 0,
@@ -292,7 +292,7 @@ pub(crate) fn poll_oneoff(
fn wasi_clock_to_relative_ns_delay(wasi_clock: wasi::__wasi_subscription_clock_t) -> Result<u128> {
use std::time::SystemTime;
if wasi_clock.flags != wasi::__WASI_SUBSCRIPTION_CLOCK_ABSTIME {
if wasi_clock.flags != wasi::__WASI_SUBCLOCKFLAGS_SUBSCRIPTION_CLOCK_ABSTIME {
return Ok(u128::from(wasi_clock.timeout));
}
let now: u128 = SystemTime::now()