patch: only enable file copy and paste under features

Signed-off-by: ClSlaid <cailue@bupt.edu.cn>

Cargo.toml

@@ -32,6 +32,13 @@ linux_headless = ["pam" ]
 virtual_display_driver = ["virtual_display"]
 plugin_framework = []
 linux-pkg-config = ["magnum-opus/linux-pkg-config", "scrap/linux-pkg-config"]
+unix-file-copy-paste = [
+    "dep:x11-clipboard",
+    "dep:x11rb",
+    "dep:percent-encoding",
+    "dep:once_cell",
+    "clipboard/unix-file-copy-paste",
+]
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
@@ -84,7 +91,7 @@ mac_address = "1.1"
 sciter-rs = { git = "https://github.com/open-trade/rust-sciter", branch = "dyn" }
 sys-locale = "0.3"
 enigo = { path = "libs/enigo", features = [ "with_serde" ] }
-clipboard = { path = "libs/clipboard" }
+clipboard = { path = "libs/clipboard", default-features = false }
 ctrlc = "3.2"
 arboard = "3.2"
 system_shutdown = "4.0"
@@ -132,10 +139,10 @@ dbus = "0.9"
 dbus-crossroads = "0.5"
 pam = { git="https://github.com/fufesou/pam", optional = true }
 users = { version = "0.11" }
-x11-clipboard = {git="https://github.com/clslaid/x11-clipboard", branch = "feat/store-batch"}
+x11-clipboard = {git="https://github.com/clslaid/x11-clipboard", branch = "feat/store-batch", optional = true}
-x11rb =  {version = "0.12", features = ["all-extensions"]}
+x11rb =  {version = "0.12", features = ["all-extensions"], optional = true}
-percent-encoding = "2.3"
+percent-encoding = {version = "2.3", optional = true}
-once_cell = "1.18"
+once_cell = {version = "1.18", optional = true}
 
 [target.'cfg(target_os = "android")'.dependencies]
 android_logger = "0.13"

libs/clipboard/Cargo.toml

@@ -9,6 +9,19 @@ build = "build.rs"
 [build-dependencies]
 cc = "1.0"
 
+[features]
+default = ["unix-file-copy-paste"]
+unix-file-copy-paste = [
+"dep:x11rb",
+"dep:x11-clipboard",
+"dep:rand",
+"dep:fuser",
+"dep:libc",
+"dep:dashmap",
+"dep:percent-encoding",
+"dep:utf16string"
+]
+
 [dependencies]
 thiserror = "1.0"
 lazy_static = "1.4"
@@ -18,12 +31,12 @@ hbb_common = { path = "../hbb_common" }
 parking_lot = {version = "0.12"}
 
 [target.'cfg(any(target_os = "linux", target_os = "macos"))'.dependencies]
-once_cell = "1.18"
+once_cell = {version = "1.18", optional = true}
-x11rb =  {version = "0.12", features = ["all-extensions"]}
+x11rb =  {version = "0.12", features = ["all-extensions"], optional = true}
-rand = {version = "0.8"}
+rand = {version = "0.8", optional = true}
-fuser = {version = "0.13"}
+fuser = {version = "0.13", optional = true}
-libc = {version = "0.2"}
+libc = {version = "0.2", optional = true}
-dashmap = "5.5"
+dashmap = {version ="5.5", optional = true}
-percent-encoding = "2.3"
+percent-encoding = {version  ="2.3", optional = true}
-utf16string = "0.2"
+utf16string = {version = "0.2", optional = true}
-x11-clipboard = {git="https://github.com/clslaid/x11-clipboard", branch = "feat/store-batch"}
+x11-clipboard = {git="https://github.com/clslaid/x11-clipboard", branch = "feat/store-batch", optional = true}

libs/clipboard/src/lib.rs

@@ -108,6 +108,7 @@ pub enum ClipboardFile {
 struct MsgChannel {
     peer_id: String,
     conn_id: i32,
+    #[allow(dead_code)]
     sender: UnboundedSender<ClipboardFile>,
     receiver: Arc<TokioMutex<UnboundedReceiver<ClipboardFile>>>,
 }
@@ -193,6 +194,7 @@ pub fn get_rx_cliprdr_server(conn_id: i32) -> Arc<TokioMutex<UnboundedReceiver<C
     }
 }
 
+#[cfg(any(target_os = "windows", feature = "unix-file-copy-paste",))]
 #[inline]
 fn send_data(conn_id: i32, data: ClipboardFile) {
     #[cfg(target_os = "windows")]
@@ -204,7 +206,7 @@ fn send_data(conn_id: i32, data: ClipboardFile) {
         send_data_to_channel(conn_id, data);
     }
 }
-
+#[cfg(any(target_os = "windows", feature = "unix-file-copy-paste",))]
 #[inline]
 fn send_data_to_channel(conn_id: i32, data: ClipboardFile) {
     // no need to handle result here
@@ -218,6 +220,7 @@ fn send_data_to_channel(conn_id: i32, data: ClipboardFile) {
     }
 }
 
+#[cfg(feature = "unix-file-copy-paste")]
 #[inline]
 fn send_data_to_all(data: ClipboardFile) {
     // no need to handle result here

libs/clipboard/src/platform/mod.rs

@@ -14,26 +14,30 @@ pub fn create_cliprdr_context(
     Ok(boxed)
 }
 
+#[cfg(feature = "unix-file-copy-paste")]
 #[cfg(any(target_os = "linux", target_os = "macos"))]
 /// use FUSE for file pasting on these platforms
 pub mod fuse;
+#[cfg(feature = "unix-file-copy-paste")]
 #[cfg(any(target_os = "linux", target_os = "macos"))]
 pub mod unix;
 #[cfg(target_os = "linux")]
 pub fn create_cliprdr_context(
-    enable_files: bool,
+    _enable_files: bool,
     _enable_others: bool,
-    response_wait_timeout_secs: u32,
+    _response_wait_timeout_secs: u32,
 ) -> crate::ResultType<Box<dyn crate::CliprdrServiceContext>> {
+    #[cfg(feature = "unix-file-copy-paste")]
+    {
         use std::{fs::Permissions, os::unix::prelude::PermissionsExt};
 
         use hbb_common::{config::APP_NAME, log};
 
-    if !enable_files {
+        if !_enable_files {
             return Ok(Box::new(DummyCliprdrContext {}) as Box<_>);
         }
 
-    let timeout = std::time::Duration::from_secs(response_wait_timeout_secs as u64);
+        let timeout = std::time::Duration::from_secs(_response_wait_timeout_secs as u64);
 
         let app_name = APP_NAME.read().unwrap().clone();
 
@@ -53,6 +57,9 @@ pub fn create_cliprdr_context(
         linux_ctx.run().expect("failed to start cliprdr FUSE");
 
         Ok(Box::new(linux_ctx) as Box<_>)
+    }
+    #[cfg(not(feature = "unix-file-copy-paste"))]
+    return Ok(Box::new(DummyCliprdrContext {}) as Box<_>);
 }
 
 struct DummyCliprdrContext {}
@@ -73,6 +80,7 @@ impl CliprdrServiceContext for DummyCliprdrContext {
     }
 }
 
+#[cfg(feature = "unix-file-copy-paste")]
 // begin of epoch used by microsoft
 // 1601-01-01 00:00:00 + LDAP_EPOCH_DELTA*(100 ns) = 1970-01-01 00:00:00
 #[cfg(target_os = "linux")]