diff options
| -rw-r--r-- | src/libfetchers/git.cc | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/libfetchers/git.cc b/src/libfetchers/git.cc index 9cbd39247..35fdf807a 100644 --- a/src/libfetchers/git.cc +++ b/src/libfetchers/git.cc @@ -85,8 +85,9 @@ std::optional<std::string> readHead(const Path & path) bool storeCachedHead(const std::string& actualUrl, const std::string& headRef) { Path cacheDir = getCachePath(actualUrl); + auto gitDir = "."; try { - runProgram("git", true, { "-C", cacheDir, "symbolic-ref", "--", "HEAD", headRef }); + runProgram("git", true, { "-C", cacheDir, "--git-dir", gitDir, "symbolic-ref", "--", "HEAD", headRef }); } catch (ExecError &e) { if (!WIFEXITED(e.status)) throw; return false; @@ -182,7 +183,7 @@ WorkdirInfo getWorkdirInfo(const Input & input, const Path & workdir) if (hasHead) { // Using git diff is preferrable over lower-level operations here, // because its conceptually simpler and we only need the exit code anyways. - auto gitDiffOpts = Strings({ "-C", workdir, "diff", "HEAD", "--quiet"}); + auto gitDiffOpts = Strings({ "-C", workdir, "--git-dir", gitDir, "diff", "HEAD", "--quiet"}); if (!submodules) { // Changes in submodules should only make the tree dirty // when those submodules will be copied as well. @@ -203,6 +204,7 @@ WorkdirInfo getWorkdirInfo(const Input & input, const Path & workdir) std::pair<StorePath, Input> fetchFromWorkdir(ref<Store> store, Input & input, const Path & workdir, const WorkdirInfo & workdirInfo) { const bool submodules = maybeGetBoolAttr(input.attrs, "submodules").value_or(false); + auto gitDir = ".git"; if (!fetchSettings.allowDirty) throw Error("Git tree '%s' is dirty", workdir); @@ -210,7 +212,7 @@ std::pair<StorePath, Input> fetchFromWorkdir(ref<Store> store, Input & input, co if (fetchSettings.warnDirty) warn("Git tree '%s' is dirty", workdir); - auto gitOpts = Strings({ "-C", workdir, "ls-files", "-z" }); + auto gitOpts = Strings({ "-C", workdir, "--git-dir", gitDir, "ls-files", "-z" }); if (submodules) gitOpts.emplace_back("--recurse-submodules"); @@ -240,7 +242,7 @@ std::pair<StorePath, Input> fetchFromWorkdir(ref<Store> store, Input & input, co // modified dirty file? input.attrs.insert_or_assign( "lastModified", - workdirInfo.hasHead ? std::stoull(runProgram("git", true, { "-C", actualPath, "log", "-1", "--format=%ct", "--no-show-signature", "HEAD" })) : 0); + workdirInfo.hasHead ? std::stoull(runProgram("git", true, { "-C", actualPath, "--git-dir", gitDir, "log", "-1", "--format=%ct", "--no-show-signature", "HEAD" })) : 0); return {std::move(storePath), input}; } |