From a01b6a0d074dcc81e5a04b79da3f9a02fbb00499 Mon Sep 17 00:00:00 2001
From: Domen Kožar <domen@dev.si>
Date: Tue, 17 May 2016 17:32:40 +0100
Subject: fetchzip: improve error message

---
 pkgs/build-support/fetchzip/default.nix | 1 +
 1 file changed, 1 insertion(+)

(limited to 'pkgs/build-support/fetchzip')

diff --git a/pkgs/build-support/fetchzip/default.nix b/pkgs/build-support/fetchzip/default.nix
index 9015f951a51..1145d32ba02 100644
--- a/pkgs/build-support/fetchzip/default.nix
+++ b/pkgs/build-support/fetchzip/default.nix
@@ -38,6 +38,7 @@ lib.overrideDerivation (fetchurl ({
     + (if stripRoot then ''
       if [ $(ls "$unpackDir" | wc -l) != 1 ]; then
         echo "error: zip file must contain a single file or directory."
+        echo "hint: Pass stripRoot=false; to fetchzip to assume flat list of files."
         exit 1
       fi
       fn=$(cd "$unpackDir" && echo *)
-- 
cgit 1.4.1