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-rw-r--r--lib/default.nix2
-rw-r--r--lib/sources.nix1
-rw-r--r--lib/trivial.nix2
-rw-r--r--nixos/modules/misc/version.nix5
4 files changed, 6 insertions, 4 deletions
diff --git a/lib/default.nix b/lib/default.nix
index 5abafe1b2acf..d2e9f0e8086c 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -101,7 +101,7 @@ let
inherit (sources) pathType pathIsDirectory cleanSourceFilter
cleanSource sourceByRegex sourceFilesBySuffices
commitIdFromGitRepo cleanSourceWith pathHasContext
- canCleanSource pathIsRegularFile;
+ canCleanSource pathIsRegularFile pathIsGitRepo;
inherit (modules) evalModules unifyModuleSyntax
applyIfFunction mergeModules
mergeModules' mergeOptionDecls evalOptionValue mergeDefinitions
diff --git a/lib/sources.nix b/lib/sources.nix
index a5765c0fda5b..05519c3e392e 100644
--- a/lib/sources.nix
+++ b/lib/sources.nix
@@ -105,6 +105,7 @@ rec {
in type == "directory" || lib.any (ext: lib.hasSuffix ext base) exts;
in cleanSourceWith { inherit filter; src = path; };
+ pathIsGitRepo = path: (builtins.tryEval (commitIdFromGitRepo path)).success;
# Get the commit id of a git repo
# Example: commitIdFromGitRepo <nixpkgs/.git>
diff --git a/lib/trivial.nix b/lib/trivial.nix
index 940ec1a3d59e..a281cd70fb0e 100644
--- a/lib/trivial.nix
+++ b/lib/trivial.nix
@@ -191,7 +191,7 @@ rec {
let
revisionFile = "${toString ./..}/.git-revision";
gitRepo = "${toString ./..}/.git";
- in if builtins.pathExists gitRepo
+ in if lib.pathIsGitRepo gitRepo
then lib.commitIdFromGitRepo gitRepo
else if lib.pathExists revisionFile then lib.fileContents revisionFile
else default;
diff --git a/nixos/modules/misc/version.nix b/nixos/modules/misc/version.nix
index ddbd3963cc57..8a85035ceb7c 100644
--- a/nixos/modules/misc/version.nix
+++ b/nixos/modules/misc/version.nix
@@ -6,6 +6,7 @@ let
cfg = config.system.nixos;
gitRepo = "${toString pkgs.path}/.git";
+ gitRepoValid = lib.pathIsGitRepo gitRepo;
gitCommitId = lib.substring 0 7 (commitIdFromGitRepo gitRepo);
in
@@ -91,8 +92,8 @@ in
# These defaults are set here rather than up there so that
# changing them would not rebuild the manual
version = mkDefault (cfg.release + cfg.versionSuffix);
- revision = mkIf (pathExists gitRepo) (mkDefault gitCommitId);
- versionSuffix = mkIf (pathExists gitRepo) (mkDefault (".git." + gitCommitId));
+ revision = mkIf gitRepoValid (mkDefault gitCommitId);
+ versionSuffix = mkIf gitRepoValid (mkDefault (".git." + gitCommitId));
};
# Generate /etc/os-release. See