1 files changed, 17 insertions, 7 deletions
diff --git a/pkgs/development/libraries/libsigcxx/default.nix b/pkgs/development/libraries/libsigcxx/default.nix
index 610d14568ae5..1171fa079cf6 100644
--- a/pkgs/development/libraries/libsigcxx/default.nix
+++ b/pkgs/development/libraries/libsigcxx/default.nix
@@ -1,19 +1,29 @@
-{ stdenv, fetchurl, pkgconfig, gnum4 }:
-
+{ stdenv, fetchurl, fetchpatch, pkgconfig, gnum4 }:
+let
+  ver_maj = "2.6"; # odd major numbers are unstable
+  ver_min = "2";
+in
 stdenv.mkDerivation rec {
-  name = "libsigc++-2.3.1";
+  name = "libsigc++-${ver_maj}.${ver_min}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/libsigc++/2.3/${name}.tar.xz";
-    sha256 = "14q3sq6d43f6wfcmwhw4v1aal4ba0h5x9v6wkxy2dnqznd95il37";
+    url = "mirror://gnome/sources/libsigc++/${ver_maj}/${name}.tar.xz";
+    sha256 = "fdace7134c31de792c17570f9049ca0657909b28c4c70ec4882f91a03de54437";
   };
+  patches = [(fetchpatch {
+    url = "https://anonscm.debian.org/cgit/collab-maint/libsigc++-2.0.git/plain"
+      + "/debian/patches/0002-Enforce-c-11-via-pkg-config.patch?id=d451a4d195b1";
+    sha256 = "19g19473syp2z3kg8vdrli89lm9kcvaqajkqfmdig1vfpkbq0nci";
+  })];
 
-  buildInputs = [ pkgconfig gnum4 ];
+  nativeBuildInputs = [ pkgconfig gnum4 ];
 
   doCheck = true;
 
-  meta = {
+  meta = with stdenv.lib; {
     homepage = http://libsigc.sourceforge.net/;
     description = "A typesafe callback system for standard C++";
+    license = licenses.lgpl21;
+    platforms = platforms.all;
   };
 }