diff options
| -rw-r--r-- | file.c | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -4574,12 +4574,16 @@ rb_check_realpath_internal(VALUE basedir, VALUE path, rb_encoding *origenc, enum if (origenc) unresolved_path = TO_OSPATH(unresolved_path); if ((resolved_ptr = realpath(RSTRING_PTR(unresolved_path), resolved_buffer)) == NULL) { - /* glibc realpath(3) does not allow /path/to/file.rb/../other_file.rb, + /* + wasi-libc 22 and later support realpath(3) but return ENOTSUP + when the underlying host syscall returns it. + glibc realpath(3) does not allow /path/to/file.rb/../other_file.rb, returning ENOTDIR in that case. glibc realpath(3) can also return ENOENT for paths that exist, such as /dev/fd/5. Fallback to the emulated approach in either of those cases. */ - if (errno == ENOTDIR || + if (errno == ENOTSUP || + errno == ENOTDIR || (errno == ENOENT && rb_file_exist_p(0, unresolved_path))) { return rb_check_realpath_emulate(basedir, path, origenc, mode); |