From 0b90a7f67f4df722a5c29773fcf8376d631f1fc8 Mon Sep 17 00:00:00 2001 From: John Ericson Date: Tue, 5 Nov 2019 19:45:48 -0500 Subject: [PATCH] lispPackages.clwrapper: NIX_LISP_LD_LIBRARY_PATH might be undefined --- pkgs/development/lisp-modules/clwrapper/setup-hook.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/pkgs/development/lisp-modules/clwrapper/setup-hook.sh b/pkgs/development/lisp-modules/clwrapper/setup-hook.sh index 8975ada5320..da2303a18bf 100644 --- a/pkgs/development/lisp-modules/clwrapper/setup-hook.sh +++ b/pkgs/development/lisp-modules/clwrapper/setup-hook.sh @@ -27,7 +27,7 @@ setLisp () { collectNixLispLDLP () { if echo "$1/lib"/lib*.so* | grep . > /dev/null; then - export NIX_LISP_LD_LIBRARY_PATH="$NIX_LISP_LD_LIBRARY_PATH${NIX_LISP_LD_LIBRARY_PATH:+:}$1/lib" + export NIX_LISP_LD_LIBRARY_PATH="${NIX_LISP_LD_LIBRARY_PATH-}${NIX_LISP_LD_LIBRARY_PATH:+:}$1/lib" fi }