Merge pull request NixOS#124068 from risicle/ris-igraph-arpack-darwin…

…-blas-paths igraph,arpack: correct libblas.dylib's path on darwin, fixing python3Packages.python-igraph
Twingate · May 23, 2021 · dfc658f · dfc658f
2 parents 5810800 + 73df171
commit dfc658f
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diff --git a/pkgs/development/libraries/igraph/default.nix b/pkgs/development/libraries/igraph/default.nix
@@ -96,6 +96,10 @@ stdenv.mkDerivation rec {
     cp -r doc "$out/share"
   '';
 
+  postFixup = lib.optionalString stdenv.isDarwin ''
+    install_name_tool -change libblas.dylib ${blas}/lib/libblas.dylib $out/lib/libigraph.dylib
+  '';
+
   meta = with lib; {
     description = "The network analysis package";
     homepage = "https://igraph.org/";

diff --git a/pkgs/development/libraries/science/math/arpack/default.nix b/pkgs/development/libraries/science/math/arpack/default.nix
@@ -46,6 +46,10 @@ stdenv.mkDerivation rec {
     export OMP_NUM_THREADS=2
   '';
 
+  postFixup = lib.optionalString stdenv.isDarwin ''
+    install_name_tool -change libblas.dylib ${blas}/lib/libblas.dylib $out/lib/libarpack.dylib
+  '';
+
   meta = {
     homepage = "https://github.com/opencollab/arpack-ng";
     description = ''