Rename ch4 to ch5 (it was a mistake)

diff --git a/ch3-cubsat-ground-station/Cargo.lock b/ch3-cubsat-ground-station/Cargo.lock
deleted file mode 100644 (file)
index 525f21a..0000000
--- a/ch3-cubsat-ground-station/Cargo.lock
+++ /dev/null
@@ -1,7 +0,0 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
-version = 3
-
-[[package]]
-name = "ch3-cubsat-ground-station"
-version = "0.1.0"

diff --git a/ch3-cubsat-ground-station/Cargo.toml b/ch3-cubsat-ground-station/Cargo.toml
deleted file mode 100644 (file)
index 55d009f..0000000
--- a/ch3-cubsat-ground-station/Cargo.toml
+++ /dev/null
@@ -1,8 +0,0 @@
-[package]
-name = "ch3-cubsat-ground-station"
-version = "0.1.0"
-edition = "2018"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]

diff --git a/ch3-cubsat-ground-station/src/main.rs b/ch3-cubsat-ground-station/src/main.rs
deleted file mode 100644 (file)
index 7334bf0..0000000
--- a/ch3-cubsat-ground-station/src/main.rs
+++ /dev/null
@@ -1,42 +0,0 @@
-#![cfg_attr(debug_assertions, allow(unused_variables, dead_code))]
-
-use std::cell::RefCell;
-use std::rc::Rc;
-
-type Message = String;
-
-#[derive(Debug)]
-enum StatusMessage {
-    Ok,
-}
-
-#[derive(Debug)]
-struct Mailbox {
-    messages: Vec<Message>,
-}
-
-#[derive(Debug)]
-struct CubeSat {
-    id: u64,
-    mailbox: Mailbox,
-}
-
-#[derive(Debug)]
-struct GroundStation {
-    radio_freq: f64 // [MHz].
-}
-
-fn check_status(sat_id: &CubeSat) -> StatusMessage {
-    StatusMessage::Ok
-}
-
-fn main() {
-    let base: Rc<RefCell<GroundStation>> =
-        Rc::new(
-            RefCell::new(
-                GroundStation { radio_freq: 42.1 }
-            )
-        );
-
-    println!("base: {:?}", base);
-}

diff --git a/ch4-cubsat-ground-station/Cargo.lock b/ch4-cubsat-ground-station/Cargo.lock
new file mode 100644 (file)
index 0000000..525f21a
--- /dev/null
+++ b/ch4-cubsat-ground-station/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "ch3-cubsat-ground-station"
+version = "0.1.0"

diff --git a/ch4-cubsat-ground-station/Cargo.toml b/ch4-cubsat-ground-station/Cargo.toml
new file mode 100644 (file)
index 0000000..3404e08
--- /dev/null
+++ b/ch4-cubsat-ground-station/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "ch3-cubsat-ground-station"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

diff --git a/ch4-cubsat-ground-station/src/main.rs b/ch4-cubsat-ground-station/src/main.rs
new file mode 100644 (file)
index 0000000..7334bf0
--- /dev/null
+++ b/ch4-cubsat-ground-station/src/main.rs
@@ -0,0 +1,42 @@
+#![cfg_attr(debug_assertions, allow(unused_variables, dead_code))]
+
+use std::cell::RefCell;
+use std::rc::Rc;
+
+type Message = String;
+
+#[derive(Debug)]
+enum StatusMessage {
+    Ok,
+}
+
+#[derive(Debug)]
+struct Mailbox {
+    messages: Vec<Message>,
+}
+
+#[derive(Debug)]
+struct CubeSat {
+    id: u64,
+    mailbox: Mailbox,
+}
+
+#[derive(Debug)]
+struct GroundStation {
+    radio_freq: f64 // [MHz].
+}
+
+fn check_status(sat_id: &CubeSat) -> StatusMessage {
+    StatusMessage::Ok
+}
+
+fn main() {
+    let base: Rc<RefCell<GroundStation>> =
+        Rc::new(
+            RefCell::new(
+                GroundStation { radio_freq: 42.1 }
+            )
+        );
+
+    println!("base: {:?}", base);
+}

diff --git a/ch5-data-in-depth/Cargo.toml b/ch5-data-in-depth/Cargo.toml
index 3d2628b..ac9283c 100644 (file)
--- a/ch5-data-in-depth/Cargo.toml
+++ b/ch5-data-in-depth/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "ch5-data-in-depth"
 version = "0.1.0"
-edition = "2018"
+edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html