summary refs log tree commit diff
path: root/pkgs/development/ocaml-modules/bap/default.nix
diff options
context:
space:
mode:
Diffstat (limited to 'pkgs/development/ocaml-modules/bap/default.nix')
-rw-r--r--pkgs/development/ocaml-modules/bap/default.nix6
1 files changed, 3 insertions, 3 deletions
diff --git a/pkgs/development/ocaml-modules/bap/default.nix b/pkgs/development/ocaml-modules/bap/default.nix
index 0766e6e8a8c..a988582ce6c 100644
--- a/pkgs/development/ocaml-modules/bap/default.nix
+++ b/pkgs/development/ocaml-modules/bap/default.nix
@@ -28,8 +28,8 @@ stdenv.mkDerivation rec {
   createFindlibDestdir = true;
 
   setupHook = writeText "setupHook.sh" ''
-    export CAML_LD_LIBRARY_PATH="''${CAML_LD_LIBRARY_PATH}''${CAML_LD_LIBRARY_PATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/${name}/"
-    export CAML_LD_LIBRARY_PATH="''${CAML_LD_LIBRARY_PATH}''${CAML_LD_LIBRARY_PATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/${name}-llvm-plugins/"
+    export CAML_LD_LIBRARY_PATH="''${CAML_LD_LIBRARY_PATH-}''${CAML_LD_LIBRARY_PATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/${name}/"
+    export CAML_LD_LIBRARY_PATH="''${CAML_LD_LIBRARY_PATH-}''${CAML_LD_LIBRARY_PATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/${name}-llvm-plugins/"
   '';
 
   nativeBuildInputs = [ which makeWrapper ];
@@ -44,7 +44,7 @@ stdenv.mkDerivation rec {
   installPhase = ''
     export OCAMLPATH=$OCAMLPATH:$OCAMLFIND_DESTDIR;
     export PATH=$PATH:$out/bin
-    export CAML_LD_LIBRARY_PATH=$CAML_LD_LIBRARY_PATH:$OCAMLFIND_DESTDIR/bap-plugin-llvm/:$OCAMLFIND_DESTDIR/bap/
+    export CAML_LD_LIBRARY_PATH=''${CAML_LD_LIBRARY_PATH-}''${CAML_LD_LIBRARY_PATH:+:}$OCAMLFIND_DESTDIR/bap-plugin-llvm/:$OCAMLFIND_DESTDIR/bap/
     mkdir -p $out/lib/bap
     make install
     rm $out/bin/baptop