Fix compilation on other target than linux

.gitignore

@@ -1,4 +1,5 @@
 /target
 *.py
 enc
-mount
+mount
+.cargo

rustcryptfs-fuse/Cargo.toml

@@ -7,8 +7,10 @@ license = "MIT OR Apache-2.0"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-fuser = { version = "0.11", default-features = false }
 log = "0.4"
 rustcryptfs-lib = { path = "../rustcryptfs-lib" }
 thiserror = "1.0"
-libc = "0.2"
+libc = "0.2"
+
+[target.'cfg(target_os = "linux")'.dependencies]
+fuser = { version = "0.11", default-features = false }

rustcryptfs-fuse/src/lib.rs

@@ -1,6 +1,10 @@
+#[cfg(target_os = "linux")]
 mod encrypted_filesystem;
+#[cfg(target_os = "linux")]
 mod inode_cache;
 
+#[cfg(target_os = "linux")]
 pub mod error;
 
-pub use encrypted_filesystem::EncryptedFs;
+#[cfg(target_os = "linux")]
+pub use encrypted_filesystem::EncryptedFs;

rustcryptfs-mount/src/lib.rs

@@ -1,12 +1,12 @@
 use std::path::Path;
 
-use rustcryptfs_fuse::EncryptedFs;
-
 #[cfg(target_os = "linux")]
 pub fn mount<P>(path: P, mount_point: P, password: &str) -> rustcryptfs_fuse::error::Result<()>
 where
     P: AsRef<Path>,
 {
+    use rustcryptfs_fuse::EncryptedFs;
+
     let fs = EncryptedFs::new(path, password)?;
 
     fs.mount(mount_point)?;