nixpkgs/pkgs/development/interpreters/python-new/2.5/python.nix

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args: with args;
let inherit (lib) optional prepareDerivationArgs concatStringsSep fix; in
composableDerivation {
f = args: let attr = lib.prepareDerivationArgs args; in stdenv.mkDerivation ( attr // {
C_INCLUDE_PATH = concatStringsSep ":" (map (p: "${p}/include") attr.buildInputs);
LIBRARY_PATH = concatStringsSep ":" (map (p: "${p}/lib") attr.buildInputs);
});
initial = {
postPhases = ["runCheck"];
mergeAttrBy = { pyCheck = x : y : "${x}\n${y}"; };
# should be last because it sources setup-hook of this package itself
runCheck = ''
PATH=$out/bin:$PATH; . $out/nix-support/setup-hook;
echo -e "import sys\n$pyCheck\nprint \"import pyCheck ok\"" | python
'';
inherit (args) name;
# everything can be overriden by composedArgsAndFun additional args
# assuming that if a module can be loaded that it does also work..
flags = {
zlib = { buildInputs = [ zlib ]; pyCheck = "import zlib"; };
gdbm = { buildInputs = [ gdbm ]; pyCheck = "import gdbm"; };
sqlite = { buildInputs = [ sqlite ]; pyCheck = "import sqlite3"; };
db4 = { buildInputs = [ db4 ]; }; # TODO add pyCheck
readline = { buildInputs = [ readline ]; }; # doesn't work yet (?)
openssl = { buildInputs = [ openssl ]; pyCheck ="import socket\nsocket.ssl"; };
};
src = fetchurl {
url = http://www.python.org/ftp/python/2.5.2/Python-2.5.2.tar.bz2;
sha256 = "0gh8bvs56vdv8qmlfmiwyczjpldj0y3zbzd0zyhyjfd0c8m0xy7j";
};
configureFlags = ["--enable-shared" "--with-wctype-functions"];
buildInputs =
optional (stdenv ? gcc && stdenv.gcc.libc != null) stdenv.gcc.libc ++
[bzip2 ncurses];
patches = [
# Look in C_INCLUDE_PATH and LIBRARY_PATH for stuff.
./search-path.patch
# make python know about libraries reading .pth files
# http://docs.python.org/library/site.html#module-site
# TODO: think about security (see the other code contained in site.py)
./nix-find-sites-2.5.patch
];
preConfigure = ''
# Purity.
for i in /usr /sw /opt /pkg; do
substituteInPlace ./setup.py --replace $i /no-such-path
done
export NIX_LDFLAGS="$NIX_LDFLAGS -lncurses"
'';
postInstall = "
rm -rf $out/lib/python2.5/test
";
};
}