diff options
Diffstat (limited to 'third_party/nix/src/libstore/export-import.cc')
| -rw-r--r-- | third_party/nix/src/libstore/export-import.cc | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/third_party/nix/src/libstore/export-import.cc b/third_party/nix/src/libstore/export-import.cc index 930ff90d269e..6a1862492d1f 100644 --- a/third_party/nix/src/libstore/export-import.cc +++ b/third_party/nix/src/libstore/export-import.cc @@ -46,9 +46,10 @@ void Store::exportPath(const Path& path, Sink& sink) { filesystem corruption from spreading to other machines. Don't complain if the stored hash is zero (unknown). */ Hash hash = hashAndWriteSink.currentHash(); - if (hash != info->narHash && info->narHash != Hash(info->narHash.type)) + if (hash != info->narHash && info->narHash != Hash(info->narHash.type)) { throw Error(format("hash of path '%1%' has changed from '%2%' to '%3%'!") % path % info->narHash.to_string() % hash.to_string()); + } hashAndWriteSink << exportMagic << path << info->references << info->deriver << 0; @@ -62,17 +63,19 @@ Paths Store::importPaths(Source& source, std::shared_ptr<FSAccessor> accessor, if (n == 0) { break; } - if (n != 1) + if (n != 1) { throw Error( "input doesn't look like something created by 'nix-store --export'"); + } /* Extract the NAR from the source. */ TeeSink tee(source); parseDump(tee, tee.source); uint32_t magic = readInt(source); - if (magic != exportMagic) + if (magic != exportMagic) { throw Error("Nix archive cannot be imported; wrong format"); + } ValidPathInfo info; |