Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 31 insertions, 0 deletions

diff --git a/src/doc/book/listings/ch09-error-handling/listing-09-05/Cargo.lock b/src/doc/book/listings/ch09-error-handling/listing-09-05/Cargo.lock
new file mode 100644
index 000000000..1fa96b797
--- /dev/null
+++ b/src/doc/book/listings/ch09-error-handling/listing-09-05/Cargo.lock
@@ -0,0 +1,6 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "error-handling"
+version = "0.1.0"
+
diff --git a/src/doc/book/listings/ch09-error-handling/listing-09-05/Cargo.toml b/src/doc/book/listings/ch09-error-handling/listing-09-05/Cargo.toml
new file mode 100644
index 000000000..c496db783
--- /dev/null
+++ b/src/doc/book/listings/ch09-error-handling/listing-09-05/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "error-handling"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/src/doc/book/listings/ch09-error-handling/listing-09-05/src/main.rs b/src/doc/book/listings/ch09-error-handling/listing-09-05/src/main.rs
new file mode 100644
index 000000000..83ea01044
--- /dev/null
+++ b/src/doc/book/listings/ch09-error-handling/listing-09-05/src/main.rs
@@ -0,0 +1,19 @@
+use std::fs::File;
+use std::io::ErrorKind;
+
+fn main() {
+    let greeting_file_result = File::open("hello.txt");
+
+    let greeting_file = match greeting_file_result {
+        Ok(file) => file,
+        Err(error) => match error.kind() {
+            ErrorKind::NotFound => match File::create("hello.txt") {
+                Ok(fc) => fc,
+                Err(e) => panic!("Problem creating the file: {:?}", e),
+            },
+            other_error => {
+                panic!("Problem opening the file: {:?}", other_error);
+            }
+        },
+    };
+}