pypy: fix build on darwin

pkgs/development/interpreters/python/default.nix

@@ -158,9 +158,11 @@ in {
     };
     sha256 = "0yq6ln1ic476sasp8zs4mg5i9524l1p96qwanp486rr1yza1grlg";
     pythonVersion = "2.7";
-    db = db.override { dbmSupport = true; };
+    db = db.override { dbmSupport = !stdenv.isDarwin; };
     python = python27;
     inherit passthruFun;
+    inherit (darwin) libunwind;
+    inherit (darwin.apple_sdk.frameworks) Security;
   };
 
   pypy36 = callPackage ./pypy {
@@ -172,9 +174,11 @@ in {
     };
     sha256 = "1hqvnran7d2dzj5555n7q680dyzhmbklz04pvkxgb5j604v7kkx1";
     pythonVersion = "3.6";
-    db = db.override { dbmSupport = true; };
+    db = db.override { dbmSupport = !stdenv.isDarwin; };
     python = python27;
     inherit passthruFun;
+    inherit (darwin) libunwind;
+    inherit (darwin.apple_sdk.frameworks) Security;
   };
 
   pypy27_prebuilt = callPackage ./pypy/prebuilt.nix {

pkgs/development/interpreters/python/pypy/default.nix

@@ -1,5 +1,5 @@
 { stdenv, substituteAll, fetchurl
-, zlib ? null, zlibSupport ? true, bzip2, pkgconfig, libffi
+, zlib ? null, zlibSupport ? true, bzip2, pkgconfig, libffi, libunwind, Security
 , sqlite, openssl_1_0_2, ncurses, python, expat, tcl, tk, tix, xlibsWrapper, libX11
 , self, gdbm, db, lzma
 , python-setup-hook
@@ -47,6 +47,8 @@ in with passthru; stdenv.mkDerivation rec {
     stdenv.cc.libc
   ] ++ optionals zlibSupport [
     zlib
+  ] ++ optionals stdenv.isDarwin [
+    libunwind Security
   ];
 
   hardeningDisable = optional stdenv.isi686 "pic";
@@ -127,13 +129,17 @@ in with passthru; stdenv.mkDerivation rec {
     mkdir -p $out/{bin,include,lib,${executable}-c}
 
     cp -R {include,lib_pypy,lib-python,${executable}-c} $out/${executable}-c
-    cp lib${executable}-c.so $out/lib/
+    cp lib${executable}-c${stdenv.hostPlatform.extensions.sharedLibrary} $out/lib/
     ln -s $out/${executable}-c/${executable}-c $out/bin/${executable}
 
     # other packages expect to find stuff according to libPrefix
     ln -s $out/${executable}/include $out/include/${libPrefix}
     ln -s $out/${executable}-c/lib-python/${if isPy3k then "3" else pythonVersion} $out/lib/${libPrefix}
 
+    ${stdenv.lib.optionalString stdenv.isDarwin ''
+      install_name_tool -change @rpath/libpypy${optionalString isPy3k "3"}-c.dylib $out/lib/libpypy${optionalString isPy3k "3"}-c.dylib $out/bin/${executable}
+    ''}
+
     # verify cffi modules
     $out/bin/${executable} -c ${if isPy3k then "'import tkinter;import sqlite3;import curses;import lzma'" else "'import Tkinter;import sqlite3;import curses'"}
 

pkgs/development/interpreters/python/pypy/tk_tcl_paths.patch

@@ -1,6 +1,13 @@
 --- pypy-pypy-84a2f3e6a7f8.org/lib_pypy/_tkinter/tklib_build.py	2017-10-03 11:49:20.000000000 +0100
 +++ pypy-pypy-84a2f3e6a7f8/lib_pypy/_tkinter/tklib_build.py	2017-11-21 13:20:51.398607530 +0000
-@@ -24,11 +24,11 @@
+@@ -17,18 +17,14 @@
+     incdirs = []
+     linklibs = ['tcl85', 'tk85']
+     libdirs = []
+-elif sys.platform == 'darwin':
+-    incdirs = ['/System/Library/Frameworks/Tk.framework/Versions/Current/Headers/']
+-    linklibs = ['tcl', 'tk']
+-    libdirs = []
  else:
      # On some Linux distributions, the tcl and tk libraries are
      # stored in /usr/include, so we must check this case also