From 4b8e066fd25c1e5eb5abfb0b75146a739d60d01f Mon Sep 17 00:00:00 2001
From: Mathieu Boespflug <m@tweag.io>
Date: Sun, 25 Mar 2018 12:13:53 +0200
Subject: Add nix section to stack.yaml to provision system libraries.

---
 packages/sundials/nixpkgs.nix |  1 +
 packages/sundials/shell.nix   | 20 ++++++++++++++++++++
 packages/sundials/stack.yaml  |  4 ++++
 3 files changed, 25 insertions(+)
 create mode 100644 packages/sundials/nixpkgs.nix
 create mode 100644 packages/sundials/shell.nix

(limited to 'packages')

diff --git a/packages/sundials/nixpkgs.nix b/packages/sundials/nixpkgs.nix
new file mode 100644
index 0000000..b416238
--- /dev/null
+++ b/packages/sundials/nixpkgs.nix
@@ -0,0 +1 @@
+import (fetchTarball "https://github.com/nixos/nixpkgs/archive/54ade273e7a677ec35e501174d86d253d9d8dede.tar.gz")
diff --git a/packages/sundials/shell.nix b/packages/sundials/shell.nix
new file mode 100644
index 0000000..c034dde
--- /dev/null
+++ b/packages/sundials/shell.nix
@@ -0,0 +1,20 @@
+{ghc}:
+
+with import <nixpkgs> {};
+
+let
+  gfortranlibdir = "${gfortran7.cc.lib}";
+  # XXX Workaround https://ghc.haskell.org/trac/ghc/ticket/11042.
+  libHack = if stdenv.isDarwin then {
+      DYLD_LIBRARY_PATH = [gfortranlibdir];
+    } else {
+      LD_LIBRARY_PATH = [gfortranlibdir];
+    };
+in
+haskell.lib.buildStackProject ({
+  name = "haskell-sundials";
+  buildInputs = [blas liblapack sundials zlib];
+  inherit ghc;
+  # XXX Workaround https://ghc.haskell.org/trac/ghc/ticket/11042.
+  extraArgs = ["--extra-lib-dirs=${gfortranlibdir}"];
+} // libHack)
diff --git a/packages/sundials/stack.yaml b/packages/sundials/stack.yaml
index 5529e0a..d87e6fd 100644
--- a/packages/sundials/stack.yaml
+++ b/packages/sundials/stack.yaml
@@ -6,3 +6,7 @@ packages:
 extra-deps:
 - diagrams-rasterific-1.4
 - plots-0.1.0.2
+
+nix:
+  path: [nixpkgs=./nixpkgs.nix]
+  shell-file: shell.nix
-- 
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