Patch-Source: https://github.com/rustic-rs/rustic/pull/975
--
From b32769f275adbd719453aefe68785c303664208a Mon Sep 17 00:00:00 2001
From: Jakub Jirutka <jakub@jirutka.cz>
Date: Mon, 1 Jan 2024 09:11:13 +0100
Subject: [PATCH 2/2] feat(cli): Allow building without self-update feature
 (#975)

Co-authored-by: simonsan <14062932+simonsan@users.noreply.github.com>
---
 Cargo.toml                  |  7 ++++---
 src/commands.rs             |  1 +
 src/commands/self_update.rs | 13 +++++++++----
 3 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 24486f1..054a994 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,9 +31,10 @@ description = { workspace = true }
 members = ["crates/rustic_testing", "xtask"]
 
 [features]
-default = []
+default = ["self-update"]
 mimalloc = ["dep:mimalloc"]
 jemallocator = ["dep:jemallocator-global"]
+self-update = ["dep:self_update", "dep:semver"]
 
 [[bin]]
 name = "rustic"
@@ -67,8 +68,8 @@ serde_with = { workspace = true }
 
 # other dependencies
 chrono = { workspace = true }
-self_update = { workspace = true }
-semver = { workspace = true }
+self_update = { workspace = true, optional = true }
+semver = { workspace = true, optional = true }
 
 # commands
 clap = { workspace = true }
diff --git a/src/commands.rs b/src/commands.rs
index 07473d3..88432ab 100644
--- a/src/commands.rs
+++ b/src/commands.rs
@@ -101,6 +101,7 @@ enum RusticCmd {
     ShowConfig(ShowConfigCmd),
 
     /// Update to the latest rustic release
+    #[cfg_attr(not(feature = "self-update"), clap(hide = true))]
     SelfUpdate(SelfUpdateCmd),
 
     /// Remove unused data or repack repository pack files
diff --git a/src/commands/self_update.rs b/src/commands/self_update.rs
index dff8fb3..f9540e4 100644
--- a/src/commands/self_update.rs
+++ b/src/commands/self_update.rs
@@ -5,8 +5,6 @@ use crate::{Application, RUSTIC_APP};
 use abscissa_core::{status_err, Command, Runnable, Shutdown};
 
 use anyhow::Result;
-use self_update::cargo_crate_version;
-use semver::Version;
 
 /// `self-update` subcommand
 #[derive(clap::Parser, Command, Debug)]
@@ -26,8 +24,9 @@ impl Runnable for SelfUpdateCmd {
 }
 
 impl SelfUpdateCmd {
+    #[cfg(feature = "self-update")]
     fn inner_run(&self) -> Result<()> {
-        let current_version = Version::parse(cargo_crate_version!())?;
+        let current_version = semver::Version::parse(self_update::cargo_crate_version!())?;
 
         let release = self_update::backends::github::Update::configure()
             .repo_owner("rustic-rs")
@@ -40,7 +39,7 @@ impl SelfUpdateCmd {
 
         let latest_release = release.get_latest_release()?;
 
-        let upstream_version = Version::parse(&latest_release.version)?;
+        let upstream_version = semver::Version::parse(&latest_release.version)?;
 
         match current_version.cmp(&upstream_version) {
             std::cmp::Ordering::Greater => {
@@ -62,4 +61,10 @@ impl SelfUpdateCmd {
 
         Ok(())
     }
+    #[cfg(not(feature = "self-update"))]
+    fn inner_run(&self) -> Result<()> {
+        anyhow::bail!(
+            "This version of rustic was built without the \"self-update\" feature. Please use your system package manager to update it."
+        );
+    }
 }
-- 
2.43.0