From 59aec3697e48aee3c57f7f309a18dda38c92dc8f Mon Sep 17 00:00:00 2001
From: Theodore Ni <3806110+tjni@users.noreply.github.com>
Date: Fri, 9 Dec 2022 14:16:20 -0800
Subject: [PATCH] catfs: patch to compile using rust 1.65

---
 pkgs/os-specific/linux/catfs/default.nix            |  5 +++++
 pkgs/os-specific/linux/catfs/fix-for-rust-1.65.diff | 13 +++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 pkgs/os-specific/linux/catfs/fix-for-rust-1.65.diff

diff --git a/pkgs/os-specific/linux/catfs/default.nix b/pkgs/os-specific/linux/catfs/default.nix
index 0cd782c0f05f..36eaf607201e 100644
--- a/pkgs/os-specific/linux/catfs/default.nix
+++ b/pkgs/os-specific/linux/catfs/default.nix
@@ -15,6 +15,11 @@ rustPlatform.buildRustPackage rec {
     hash = "sha256-OvmtU2jpewP5EqPwEFAf67t8UCI1WuzUO2QQj4cH1Ak=";
   };
 
+  patches = [
+    # monitor https://github.com/kahing/catfs/issues/71
+    ./fix-for-rust-1.65.diff
+  ];
+
   cargoHash = "sha256-xF1J2Pr4qtNFcd2kec4tnbdYxoLK+jRnzp8p+cmNOcI=";
 
   nativeBuildInputs = [ pkg-config ];
diff --git a/pkgs/os-specific/linux/catfs/fix-for-rust-1.65.diff b/pkgs/os-specific/linux/catfs/fix-for-rust-1.65.diff
new file mode 100644
index 000000000000..4208c362ebcd
--- /dev/null
+++ b/pkgs/os-specific/linux/catfs/fix-for-rust-1.65.diff
@@ -0,0 +1,13 @@
+diff --git a/src/catfs/file.rs b/src/catfs/file.rs
+index 6e781eb..92fdd80 100644
+--- a/src/catfs/file.rs
++++ b/src/catfs/file.rs
+@@ -569,7 +569,7 @@ impl Handle {
+         path: &dyn AsRef<Path>,
+         create: bool,
+     ) -> error::Result<()> {
+-        let _ = self.page_in_res.0.lock().unwrap();
++        drop(self.page_in_res.0.lock().unwrap());
+ 
+         let mut buf = [0u8; 0];
+         let mut flags = rlibc::O_RDWR;