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authorJohn Ericson <John.Ericson@Obsidian.Systems>2019-11-05 19:43:24 -0500
committerJohn Ericson <John.Ericson@Obsidian.Systems>2019-11-08 13:24:20 -0500
commit67cc85ec679eb16dc38908dfe78218544e637ee8 (patch)
treee4f3ee70df4d336be4c80215cc6c0c8d9bed4c63
parent9167482d1275f2b17416ffcb18873237739f68c2 (diff)
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OCaml findlib: OCAMLPATH could be undefined
-rw-r--r--pkgs/development/tools/ocaml/findlib/default.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/tools/ocaml/findlib/default.nix b/pkgs/development/tools/ocaml/findlib/default.nix
index fb1eb4276d6..7d95963209a 100644
--- a/pkgs/development/tools/ocaml/findlib/default.nix
+++ b/pkgs/development/tools/ocaml/findlib/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
   setupHook = writeText "setupHook.sh" ''
     addOCamlPath () {
         if test -d "''$1/lib/ocaml/${ocaml.version}/site-lib"; then
-            export OCAMLPATH="''${OCAMLPATH}''${OCAMLPATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/"
+            export OCAMLPATH="''${OCAMLPATH-}''${OCAMLPATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/"
         fi
         if test -d "''$1/lib/ocaml/${ocaml.version}/site-lib/stublibs"; then
             export CAML_LD_LIBRARY_PATH="''${CAML_LD_LIBRARY_PATH}''${CAML_LD_LIBRARY_PATH:+:}''$1/lib/ocaml/${ocaml.version}/site-lib/stublibs"