aboutsummaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/libexpr/parser.y9
-rw-r--r--src/nix-env/nix-env.cc5
2 files changed, 7 insertions, 7 deletions
diff --git a/src/libexpr/parser.y b/src/libexpr/parser.y
index 8ac3345c1..3540058bc 100644
--- a/src/libexpr/parser.y
+++ b/src/libexpr/parser.y
@@ -369,9 +369,12 @@ Expr parseExprFromFile(EvalState & state, Path path)
/* If `path' is a symlink, follow it. This is so that relative
path references work. */
struct stat st;
- if (lstat(path.c_str(), &st))
- throw SysError(format("getting status of `%1%'") % path);
- if (S_ISLNK(st.st_mode)) path = absPath(readLink(path), dirOf(path));
+ while (true) {
+ if (lstat(path.c_str(), &st))
+ throw SysError(format("getting status of `%1%'") % path);
+ if (!S_ISLNK(st.st_mode)) break;
+ path = absPath(readLink(path), dirOf(path));
+ }
/* If `path' refers to a directory, append `/default.nix'. */
if (stat(path.c_str(), &st))
diff --git a/src/nix-env/nix-env.cc b/src/nix-env/nix-env.cc
index 04641697f..113f49ccb 100644
--- a/src/nix-env/nix-env.cc
+++ b/src/nix-env/nix-env.cc
@@ -1113,10 +1113,7 @@ static void opDefaultExpr(Globals & globals,
if (opArgs.size() != 1)
throw UsageError(format("exactly one argument expected"));
- Path defNixExpr = absPath(opArgs.front());
- Path defNixExprLink = getDefNixExprPath();
-
- switchLink(defNixExprLink, defNixExpr);
+ switchLink(getDefNixExprPath(), absPath(opArgs.front()));
}