Avoid perms error by using cp instead of ln

justinwoo · Mar 14, 2021 · 456a684 · 456a684
1 parent 69e379d
commit 456a684
Showing 1 changed file with 4 additions and 5 deletions.
diff --git a/posts/your-first-derivation.md b/posts/your-first-derivation.md
@@ -37,8 +37,10 @@ pkgs.stdenv.mkDerivation {
   # $src is defined as the location of our `src` attribute above
   installPhase = ''
     # $out is an automatically generated filepath by nix,
-    # but it's up to you to make it what you need
-    ln -s $src $out
+    # but it's up to you to make it what you need. We'll create a directory at
+    # that filepath, then copy our sources into it.
+    mkdir $out
+    cp -rv $src/* $out
   '';
 }
 ```
@@ -90,9 +92,6 @@ $ nix-build
 $ readlink result
 /nix/store/kgjcq77210jkjppc8628vcl27i6f22k8-basic-derivation
 
-$ readlink -f result
-/nix/store/54992nknd3av7j4p7fmsh96ja5hp1vli-src
-
 $ ls result
 hi.txt