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Make WASI's hard_link behavior match other platforms.

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Following #78026, `std::fs::hard_link` on most platforms does not follow
symlinks. Change the WASI implementation to also not follow symlinks.
This commit is contained in:
Dan Gohman 2021-02-10 17:52:36 -08:00
parent e708cbd91c
commit 0060c91cfc
1 changed files with 2 additions and 1 deletions
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3
library/std/src/sys/wasi/fs.rs
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@ -557,8 +557,9 @@ pub fn symlink(original: &Path, link: &Path) -> io::Result<()> {
pub fn link(original: &Path, link: &Path) -> io::Result<()> {
let (original, original_file) = open_parent(original)?;
let (link, link_file) = open_parent(link)?;
// Pass 0 as the flags argument, meaning don't follow symlinks.
original.link(
wasi::LOOKUPFLAGS_SYMLINK_FOLLOW,
0,
osstr2str(original_file.as_ref())?,
&link,
osstr2str(link_file.as_ref())?,