Merge pull request #4 from the8472/hardlink-support

Hardlink support

Cargo.toml

@@ -1,14 +1,14 @@
 [package]
 name = "fastar"
-version = "0.1.5"
+version = "0.2.0"
 authors = ["The8472"]
 description = "Fast tar archive creation for HDDs"
 keywords = ["linux", "cli", "tar", "archive"]
 repository = "https://github.com/the8472/fastar"
 readme = "README.md"
 categories = ["command-line-utilities", "filesystem"]
 license = "GPL-3.0"
-edition = "2018"
+edition = "2021"
 
 include = [
     "**/*.rs",
@@ -28,7 +28,9 @@ debug = false
 clap = "2.20"
 derive-error = "0.0.5"
 nix = "0.20.0"
-tar = "0.4.22"
+tar = "0.4.38"
 reapfrog = "0.2.0"
 platter-walk = "0.1.3"
 
+[dev-dependencies]
+tempfile = "3.2.0"

README.md

@@ -17,13 +17,12 @@ Limitations compared to gnu tar:
 * only archives regular files, not symlinks or empty directories
 * xattrs are not included
 * sparse files are zero-filled
-* hardlinks are not encoded as such in the archive and instead stored multiple times (issue #3)
+
 
 ## Building
 
 * indirect dependencies: libz, liblzo headers
 * `cargo build --release`
-* `cargo +nightly build --release --features system_alloc` for smaller binary size
 
 ## Benchmarks