From e9e743ab4548191289643cf64e182734d45999a1 Mon Sep 17 00:00:00 2001
From: Roey Darwish Dror <roey.ghost@gmail.com>
Date: Tue, 2 Oct 2018 13:25:02 +0300
Subject: [PATCH] Run etc-update (fix #72)

---
 README.md    |  3 ++-
 src/linux.rs | 23 +++++++++++++++++++++++
 src/main.rs  |  4 ++++
 3 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index f34bee5d..9f1069a5 100644
--- a/README.md
+++ b/README.md
@@ -27,11 +27,12 @@ distribution which ships the latest version of Rust, such as Arch Linux.
 ## Usage
 Just run `topgrade`. It will run the following steps:
 
-* Run the system package manager:
+* *Linux*: Run the system package manager:
   * *Arch*: Run [yay](https://github.com/Jguer/yay) or fall back to pacman
   * *CentOS/RHEL*: Run `yum upgrade`
   * *Fedora* - Run `dnf upgrade`
   * *Debian/Ubuntu*: Run `apt update && apt dist-upgrade`
+* *Linux*: Run [etc-update](https://dev.gentoo.org/~zmedico/portage/doc/man/etc-update.1.html):
 * *Unix*: Run `brew update && brew upgrade`. This should handle both Homebrew and Linuxbrew
 * *Windows*: Upgrade Powershell modules
 * *Windows*: Upgrade all [Chocolatey](https://chocolatey.org/) packages
diff --git a/src/linux.rs b/src/linux.rs
index 22018b91..371d349b 100644
--- a/src/linux.rs
+++ b/src/linux.rs
@@ -263,3 +263,26 @@ pub fn run_snap(sudo: &Option<PathBuf>, terminal: &mut Terminal, dry_run: bool)
 
     None
 }
+
+#[must_use]
+pub fn run_etc_update(sudo: &Option<PathBuf>, terminal: &mut Terminal, dry_run: bool) -> Option<(&'static str, bool)> {
+    if let Some(sudo) = sudo {
+        if let Some(etc_update) = which("etc-update") {
+            terminal.print_separator("etc-update");
+
+            let success = || -> Result<(), failure::Error> {
+                Executor::new(&sudo, dry_run)
+                    .arg(&etc_update.to_str().unwrap())
+                    .spawn()?
+                    .wait()?
+                    .check()?;
+
+                Ok(())
+            }().is_ok();
+
+            return Some(("snap", success));
+        }
+    }
+
+    None
+}
diff --git a/src/main.rs b/src/main.rs
index a6c4862e..9cc63ade 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -126,6 +126,10 @@ fn run() -> Result<(), Error> {
                     println!("Error detecting current distribution: {}", e);
                 }
             }
+            report.push_result(execute(
+                |terminal| linux::run_etc_update(&sudo, terminal, opt.dry_run),
+                &mut terminal,
+            ));
         }
     }