Compile on stable

src/archive/tar.rs

@@ -93,7 +93,7 @@ where
                 let mut file = match fs::File::open(path) {
                     Ok(f) => f,
                     Err(e) => {
-                        if e.kind() == std::io::ErrorKind::NotFound && path.is_symlink() {
+                        if e.kind() == std::io::ErrorKind::NotFound && utils::is_symlink(path) {
                             // This path is for a broken symlink
                             // We just ignore it
                             continue;

src/archive/zip.rs

@@ -15,8 +15,8 @@ use crate::{
     info,
     list::FileInArchive,
     utils::{
-        cd_into_same_dir_as, concatenate_os_str_list, dir_is_empty, get_invalid_utf8_paths, strip_cur_dir, to_utf,
+        self, cd_into_same_dir_as, concatenate_os_str_list, dir_is_empty, get_invalid_utf8_paths, strip_cur_dir,
-        Bytes,
+        to_utf, Bytes,
     },
 };
 
@@ -145,7 +145,7 @@ where
                 let file_bytes = match fs::read(entry.path()) {
                     Ok(b) => b,
                     Err(e) => {
-                        if e.kind() == std::io::ErrorKind::NotFound && path.is_symlink() {
+                        if e.kind() == std::io::ErrorKind::NotFound && utils::is_symlink(path) {
                             // This path is for a broken symlink
                             // We just ignore it
                             continue;

src/lib.rs

@@ -5,8 +5,6 @@
 // used as a binary. Since `clap` doesn't remove URL markup in it's help output,
 // we don't mark them as URLs. This suppresses the relevant rustdoc warning:
 #![allow(rustdoc::bare_urls)]
-// Useful to detect broken symlinks when compressing. (So we can safely ignore them)
-#![feature(is_symlink)]
 
 // Macros should be declared before
 pub mod macros;

src/utils/fs.rs

@@ -119,3 +119,10 @@ pub fn try_infer_extension(path: &Path) -> Option<Extension> {
         None
     }
 }
+
+/// Returns true if a path is a symlink.
+/// This is the same as the nightly https://doc.rust-lang.org/std/path/struct.Path.html#method.is_symlink
+// Useful to detect broken symlinks when compressing. (So we can safely ignore them)
+pub fn is_symlink(path: &Path) -> bool {
+    fs::symlink_metadata(path).map(|m| m.file_type().is_symlink()).unwrap_or(false)
+}

src/utils/mod.rs

@@ -9,7 +9,9 @@ mod fs;
 mod question;
 
 pub use formatting::{concatenate_os_str_list, nice_directory_display, strip_cur_dir, to_utf, Bytes};
-pub use fs::{cd_into_same_dir_as, clear_path, create_dir_if_non_existent, dir_is_empty, try_infer_extension};
+pub use fs::{
+    cd_into_same_dir_as, clear_path, create_dir_if_non_existent, dir_is_empty, is_symlink, try_infer_extension,
+};
 pub use question::{
     create_or_ask_overwrite, user_wants_to_continue_decompressing, user_wants_to_overwrite, QuestionPolicy,
 };