Merge pull request #30993 from vinymeuh/py3exiv2

pythonPackages.py3exiv2: init at 0.2.1

pkgs/development/python-modules/py3exiv2/default.nix

@@ -0,0 +1,29 @@
+{ buildPythonPackage, isPy3k, fetchPypi, stdenv, exiv2, boost, libcxx }:
+
+buildPythonPackage rec {
+  pname = "py3exiv2";
+  version = "0.2.1";
+  name = "${pname}-${version}";
+  disabled = !(isPy3k);
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "06q7mlqy05c3jr61nmz93fxb6ilizfyggbh5sg0krwjap2sw1fr8";
+  };
+
+  buildInputs = [ exiv2 boost ];
+
+  # work around python distutils compiling C++ with $CC (see issue #26709)
+  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.isDarwin "-I${libcxx}/include/c++/v1";
+
+  # fix broken libboost_python3 detection
+  patches = [ ./setup.patch ];
+
+  meta = {
+    homepage = "https://launchpad.net/py3exiv2";
+    description = "A Python3 binding to the library exiv2";
+    license = with stdenv.lib.licenses; [ gpl3 ];
+    maintainers = with stdenv.lib.maintainers; [ vinymeuh ];
+    platforms = with stdenv.lib.platforms; linux ++ darwin;
+  };
+}

pkgs/development/python-modules/py3exiv2/setup.patch

@@ -0,0 +1,11 @@
+--- a/setup.py	2017-10-16 22:03:02.000000000 +0200
++++ b/setup.py	2017-10-16 22:03:34.000000000 +0200
+@@ -39,7 +39,7 @@
+                 if '3' in l[2:]:
+                     return l.replace('libboost', 'boost')
+ 
+-libboost = get_libboost_name()
++libboost = 'boost_python3'
+ 
+ setup(
+     name='py3exiv2',

pkgs/top-level/python-packages.nix

@@ -234,6 +234,8 @@ in {
 
   pyexiv2 = if (!isPy3k) then callPackage ../development/python-modules/pyexiv2 {} else throw "pyexiv2 not supported for interpreter ${python.executable}";
 
+  py3exiv2 = callPackage ../development/python-modules/py3exiv2 { };
+
   pygame = callPackage ../development/python-modules/pygame { };
 
   pygame-git = callPackage ../development/python-modules/pygame/git.nix { };