Adding upstream version 86.0.1.upstream/86.0.1upstream

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

1 files changed, 34 insertions, 0 deletions

diff --git a/third_party/rust/winreg/examples/transactions.rs b/third_party/rust/winreg/examples/transactions.rs
new file mode 100644
index 0000000000..9824f1b62e
--- /dev/null
+++ b/third_party/rust/winreg/examples/transactions.rs
@@ -0,0 +1,34 @@
+// Copyright 2015, Igor Shaula
+// Licensed under the MIT License <LICENSE or
+// http://opensource.org/licenses/MIT>. This file
+// may not be copied, modified, or distributed
+// except according to those terms.
+extern crate winreg;
+use std::io;
+use winreg::RegKey;
+use winreg::enums::*;
+use winreg::transaction::Transaction;
+
+fn main() {
+    let t = Transaction::new().unwrap();
+    let hkcu = RegKey::predef(HKEY_CURRENT_USER);
+    let key = hkcu.create_subkey_transacted("Software\\RustTransaction", &t).unwrap();
+    key.set_value("TestQWORD", &1234567891011121314u64).unwrap();
+    key.set_value("TestDWORD", &1234567890u32).unwrap();
+
+    println!("Commit transaction? [y/N]:");
+    let mut input = String::new();
+    io::stdin().read_line(&mut input).unwrap();
+    input = input.trim_right().to_owned();
+    if input == "y" || input == "Y" {
+        t.commit().unwrap();
+        println!("Transaction commited.");
+    }
+    else {
+        // this is optional, if transaction wasn't commited,
+        // it will be rolled back on disposal
+        t.rollback().unwrap();
+
+        println!("Transaction wasn't commited, it will be rolled back.");
+    }
+}