From 88a4e239a144f715fcd1da660b0c622ce0f7c5ce Mon Sep 17 00:00:00 2001
From: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>
Date: Wed, 18 Sep 2024 15:12:14 +0200
Subject: [PATCH] Save commit in shell variable

---
 flake.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/flake.nix b/flake.nix
index 9e50405..3219d44 100644
--- a/flake.nix
+++ b/flake.nix
@@ -80,6 +80,7 @@
       build = nixosconf.config.system.build;
     in syspkgs.mkShell {
       pname = "lagarto-hun-shell";
+      COMMIT = if self ? rev then self.rev else "dirty";
       TOPLEVEL = build.toplevel;
       OPENSBI = syspkgs.opensbi;
       KERNEL = build.kernel;
@@ -88,6 +89,7 @@
       UBOOT_ENV = syspkgs.uboot-env;
       shellHook = ''
         echo "Here are the current system pieces:"
+        echo " COMMIT    = $COMMIT"
         echo " TOPLEVEL  = $TOPLEVEL"
         echo " KERNEL    = $KERNEL"
         echo " OPENSBI   = $OPENSBI"
@@ -104,6 +106,7 @@
       build = nixosconf.config.system.build;
     in syspkgs.mkShell rec {
       pname = "lagarto-ox-shell";
+      COMMIT = if self ? rev then self.rev else "dirty";
       TOPLEVEL = build.toplevel;
       OPENSBI = syspkgs.opensbi;
       KERNEL = build.kernel;
@@ -115,6 +118,7 @@
       GCROOT = mkRoots syspkgs [ syspkgs.stdenv KERNEL OPENSBI ];
       shellHook = ''
         echo "Here are the current system pieces:"
+        echo " COMMIT    = $COMMIT"
         echo " TOPLEVEL  = $TOPLEVEL"
         echo " KERNEL    = $KERNEL"
         echo " OPENSBI   = $OPENSBI"