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implement os.readlink()

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this fixes broken pytest on macos, which failed on `os.path.realpath(tmpdir)`
This commit is contained in:
Garuda-hpcnt
2019-08-15 14:30:17 +09:00
parent 7d08f8fe05
commit bc7a67f129
1 changed files with 10 additions and 1 deletions
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11
vm/src/stdlib/os.rs
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@@ -314,6 +314,15 @@ fn _os_environ(vm: &VirtualMachine) -> PyDictRef {
environ
}
fn os_readlink(path: PyStringRef, dir_fd: DirFd, vm: &VirtualMachine) -> PyResult {
let path = make_path(vm, path, &dir_fd);
let path = fs::read_link(path.as_str()).map_err(|err| convert_io_error(vm, err))?;
let path = path.into_os_string().into_string().map_err(|_osstr| {
vm.new_unicode_decode_error("Can't convert OS path to valid UTF-8 string".into())
})?;
Ok(vm.ctx.new_str(path))
}
#[derive(Debug)]
struct DirEntry {
entry: fs::DirEntry,
@@ -957,7 +966,7 @@ pub fn make_module(vm: &VirtualMachine) -> PyObjectRef {
// mkfifo Some Some None
// mknod Some Some None
// pathconf Some None None
// readlink Some Some None
SupportFunc::new(vm, "readlink", os_readlink, Some(false), Some(false), None),
SupportFunc::new(vm, "remove", os_remove, Some(false), Some(false), None),
SupportFunc::new(vm, "rename", os_rename, Some(false), Some(false), None),
SupportFunc::new(vm, "replace", os_rename, Some(false), Some(false), None), // TODO: Fix replace