feat: should make crate usable on Windows (#35)

Co-authored-by: LIAUD Corentin <corentin.liaud@orange.fr>

adb_cli/Cargo.toml

@@ -13,4 +13,7 @@ adb_client = { version = "1.0.6" }
 anyhow = { version = "1.0.89" }
 clap = { version = "4.5.18", features = ["derive"] }
 env_logger = { version = "0.11.5" }
-log = "0.4.22"
+log = { version = "0.4.22" }
+
+[target.'cfg(unix)'.dependencies]
+termios = { version = "0.3.3" }

adb_cli/src/adb_termios.rs

@@ -0,0 +1,40 @@
+#![cfg(any(target_os = "linux", target_os = "macos"))]
+
+use std::os::unix::prelude::{AsRawFd, RawFd};
+
+use termios::{tcsetattr, Termios, TCSANOW, VMIN, VTIME};
+
+use crate::Result;
+
+pub struct ADBTermios {
+    fd: RawFd,
+    old_termios: Termios,
+    new_termios: Termios,
+}
+
+impl ADBTermios {
+    pub fn new(fd: impl AsRawFd) -> Result<Self> {
+        let mut new_termios = Termios::from_fd(fd.as_raw_fd())?;
+        let old_termios = new_termios; // Saves previous state
+        new_termios.c_lflag = 0;
+        new_termios.c_cc[VTIME] = 0;
+        new_termios.c_cc[VMIN] = 1;
+
+        Ok(Self {
+            fd: fd.as_raw_fd(),
+            old_termios,
+            new_termios,
+        })
+    }
+
+    pub fn set_adb_termios(&mut self) -> Result<()> {
+        Ok(tcsetattr(self.fd, TCSANOW, &self.new_termios)?)
+    }
+}
+
+impl Drop for ADBTermios {
+    fn drop(&mut self) {
+        // Custom drop implementation, restores previous termios structure.
+        tcsetattr(self.fd, TCSANOW, &self.old_termios).unwrap();
+    }
+}

adb_cli/src/main.rs

@@ -1,3 +1,5 @@
+#[cfg(any(target_os = "linux", target_os = "macos"))]
+mod adb_termios;
 mod commands;
 mod models;
 
@@ -53,7 +55,19 @@ fn main() -> Result<()> {
                 }
                 LocalCommand::Shell { command } => {
                     if command.is_empty() {
-                        device.shell()?;
+                        // Need to duplicate some code here as ADBTermios [Drop] implementation resets terminal state.
+                        // Using a scope here would call drop() too early..
+                        #[cfg(any(target_os = "linux", target_os = "macos"))]
+                        {
+                            let mut adb_termios = adb_termios::ADBTermios::new(std::io::stdin())?;
+                            adb_termios.set_adb_termios()?;
+                            device.shell(std::io::stdin(), std::io::stdout())?;
+                        }
+
+                        #[cfg(not(any(target_os = "linux", target_os = "macos")))]
+                        {
+                            device.shell(std::io::stdin(), std::io::stdout())?;
+                        }
                     } else {
                         device.shell_command(command, std::io::stdout())?;
                     }