Revert "remove cmake-2.8"

Some packages fail with the only cmake version we've left.
This reverts commit 67199bda4effafecb977a44c623c2115032dc347.

pkgs/development/tools/build-managers/cmake/2.8.nix

···
+{ stdenv, fetchurl, fetchpatch, replace, curl, expat, zlib, bzip2, libarchive
+, useNcurses ? false, ncurses, useQt4 ? false, qt4, wantPS ? false, ps ? null
+}:
+
+with stdenv.lib;
+
+assert wantPS -> (ps != null);
+
+let
+  os = stdenv.lib.optionalString;
+  majorVersion = "2.8";
+  minorVersion = "12.2";
+  version = "${majorVersion}.${minorVersion}";
+in
+
+stdenv.mkDerivation rec {
+  name = "cmake-${os useNcurses "cursesUI-"}${os useQt4 "qt4UI-"}${version}";
+
+  inherit majorVersion;
+
+  src = fetchurl {
+    url = "${meta.homepage}files/v${majorVersion}/cmake-${version}.tar.gz";
+    sha256 = "0phf295a9cby0v7zqdswr238v5aiy3rb2fs6dz39zjxbmzlp8rcc";
+  };
+
+  enableParallelBuilding = true;
+
+  patches =
+    [(fetchpatch { # see http://www.cmake.org/Bug/view.php?id=13959
+      name = "FindFreetype-2.5.patch";
+      url = "http://www.cmake.org/Bug/file_download.php?file_id=4660&type=bug";
+      sha256 = "136z63ff83hnwd247cq4m8m8164pklzyl5i2csf5h6wd8p01pdkj";
+    })] ++
+    # Don't search in non-Nix locations such as /usr, but do search in
+    # Nixpkgs' Glibc. 
+    optional (stdenv ? glibc) ./search-path.patch ++
+    optional (stdenv ? cross) (fetchurl {
+      name = "fix-darwin-cross-compile.patch";
+      url = "http://public.kitware.com/Bug/file_download.php?"
+          + "file_id=4981&type=bug";
+      sha256 = "16acmdr27adma7gs9rs0dxdiqppm15vl3vv3agy7y8s94wyh4ybv";
+    });
+
+  buildInputs = [ curl expat zlib bzip2 libarchive ]
+    ++ optional useNcurses ncurses
+    ++ optional useQt4 qt4;
+
+  propagatedBuildInputs = optional wantPS ps;
+
+  CMAKE_PREFIX_PATH = stdenv.lib.concatStringsSep ":" buildInputs;
+  
+  configureFlags =
+    "--docdir=/share/doc/${name} --mandir=/share/man --system-libs"
+    + stdenv.lib.optionalString useQt4 " --qt-gui";
+
+  setupHook = ./setup-hook.sh;
+
+  dontUseCmakeConfigure = true;
+
+  preConfigure = optionalString (stdenv ? glibc)
+    ''
+      source $setupHook
+      fixCmakeFiles .
+      substituteInPlace Modules/Platform/UnixPaths.cmake --subst-var-by glibc ${stdenv.glibc}
+    '';
+
+  meta = {
+    homepage = http://www.cmake.org/;
+    description = "Cross-Platform Makefile Generator";
+    platforms = if useQt4 then qt4.meta.platforms else stdenv.lib.platforms.all;
+    maintainers = with stdenv.lib.maintainers; [ urkud mornfall ];
+  };
+}

pkgs/development/tools/build-managers/cmake/search-path.patch

···
+diff --git a/Modules/Platform/Linux.cmake b/Modules/Platform/Linux.cmake
+index fe8e003..378512c 100644
+--- a/Modules/Platform/Linux.cmake
++++ b/Modules/Platform/Linux.cmake
+@@ -36,13 +36,13 @@ else()
+   # checking the platform every time.  This option is advanced enough
+   # that only package maintainers should need to adjust it.  They are
+   # capable of providing a setting on the command line.
+-  if(EXISTS "/etc/debian_version")
+-    set(CMAKE_INSTALL_SO_NO_EXE 1 CACHE INTERNAL
+-      "Install .so files without execute permission.")
+-  else()
++  # if(EXISTS "/etc/debian_version")
++  #   set(CMAKE_INSTALL_SO_NO_EXE 1 CACHE INTERNAL
++  #     "Install .so files without execute permission.")
++  # else()
+     set(CMAKE_INSTALL_SO_NO_EXE 0 CACHE INTERNAL
+       "Install .so files without execute permission.")
+-  endif()
++  # endif()
+ endif()
+ 
+ # Match multiarch library directory names.
+@@ -52,6 +52,6 @@ include(Platform/UnixPaths)
+ 
+ # Debian has lib64 paths only for compatibility so they should not be
+ # searched.
+-if(EXISTS "/etc/debian_version")
+-  set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS FALSE)
+-endif()
++# if(EXISTS "/etc/debian_version")
++#  set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS FALSE)
++#endif()
+diff --git a/Modules/Platform/UnixPaths.cmake b/Modules/Platform/UnixPaths.cmake
+index ccb2663..39834e6 100644
+--- a/Modules/Platform/UnixPaths.cmake
++++ b/Modules/Platform/UnixPaths.cmake
+@@ -33,55 +33,18 @@ get_filename_component(_CMAKE_INSTALL_DIR "${_CMAKE_INSTALL_DIR}" PATH)
+ # search types.
+ list(APPEND CMAKE_SYSTEM_PREFIX_PATH
+   # Standard
+-  /usr/local /usr /
+-
+-  # CMake install location
+-  "${_CMAKE_INSTALL_DIR}"
+-
+-  # Project install destination.
+-  "${CMAKE_INSTALL_PREFIX}"
+-  )
+-
+-# List common include file locations not under the common prefixes.
+-list(APPEND CMAKE_SYSTEM_INCLUDE_PATH
+-  # Windows API on Cygwin
+-  /usr/include/w32api
+-
+-  # X11
+-  /usr/X11R6/include /usr/include/X11
+-
+-  # Other
+-  /usr/pkg/include
+-  /opt/csw/include /opt/include
+-  /usr/openwin/include
+-  )
+-
+-list(APPEND CMAKE_SYSTEM_LIBRARY_PATH
+-  # Windows API on Cygwin
+-  /usr/lib/w32api
+-
+-  # X11
+-  /usr/X11R6/lib /usr/lib/X11
+-
+-  # Other
+-  /usr/pkg/lib
+-  /opt/csw/lib /opt/lib
+-  /usr/openwin/lib
+-  )
+-
+-list(APPEND CMAKE_SYSTEM_PROGRAM_PATH
+-  /usr/pkg/bin
++  "@glibc@"
+   )
+ 
+ list(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES
+-  /lib /usr/lib /usr/lib32 /usr/lib64
++  "@glibc@/lib"
+   )
+ 
+ list(APPEND CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES
+-  /usr/include
++  "@glibc@/include"
+   )
+ list(APPEND CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES
+-  /usr/include
++  "@glibc@/include"
+   )
+ 
+ # Enable use of lib64 search path variants by default.

pkgs/top-level/all-packages.nix

···
 
   ctodo = callPackage ../applications/misc/ctodo { };
 
+  cmake-2_8 = callPackage ../development/tools/build-managers/cmake/2.8.nix {
+    wantPS = stdenv.isDarwin;
+    ps     = if stdenv.isDarwin then darwin.ps else null;
+  };
+
   cmake = callPackage ../development/tools/build-managers/cmake {
     wantPS = stdenv.isDarwin;
     ps     = if stdenv.isDarwin then darwin.ps else null;