fetchzip: improve error message

2016-05-17 17:32:40 +01:00 · 2016-05-17 17:32:40 +01:00 · a01b6a0d07
parent d191c5c498
commit a01b6a0d07
1 changed files with 1 additions and 0 deletions
--- 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 *)