From a7a43adb79393084a27589bc929e5a22877ba944 Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Thu, 12 Jul 2012 18:25:01 -0400 Subject: [PATCH] builtins.storePath: resolve symlinks Needed for Charon/Hydra interaction. --- src/libexpr/primops.cc | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc index 7587dccea..5d5f0bfb3 100644 --- a/src/libexpr/primops.cc +++ b/src/libexpr/primops.cc @@ -502,7 +502,11 @@ static void prim_toPath(EvalState & state, Value * * args, Value & v) static void prim_storePath(EvalState & state, Value * * args, Value & v) { PathSet context; - Path path = canonPath(state.coerceToPath(*args[0], context)); + Path path = state.coerceToPath(*args[0], context); + /* Resolve symlinks in ‘path’, unless ‘path’ itself is a symlink + directly in the store. The latter condition is necessary so + e.g. nix-push does the right thing. */ + if (!isStorePath(path)) path = canonPath(path, true); if (!isInStore(path)) throw EvalError(format("path `%1%' is not in the Nix store") % path); Path path2 = toStorePath(path);