native_readlinkat function
Like readlink but a relative PATH is interpreted relative to FD.
Implementation
void native_readlinkat(
int fd,
String path,
ffi.Pointer<Utf8> buf,
int len,
) {
final cPath = path.toNativeUtf8();
_readlinkat ??= Libc().dylib.lookupFunction<
ffi.Int64 Function(
ffi.Int32, ffi.Pointer<Utf8>, ffi.Pointer<Utf8>, ffi.Uint64),
_dart_readlinkat>('readlinkat');
final result = _readlinkat!(
fd,
cPath,
buf,
len,
);
_throwIfErrno('readlinkat', result, cPath);
malloc.free(cPath);
}