nixpkgs/pkgs/applications/version-management/mercurial/default.nix

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{ stdenv, fetchurl, python, makeWrapper, docutils
, guiSupport ? false, tk ? null, ssl, curses }:
stdenv.mkDerivation rec {
name = "mercurial-1.9.2";
src = fetchurl {
url = "http://mercurial.selenic.com/release/${name}.tar.gz";
sha256 = "481309264d8528a871aab013068c48fa3a6072b016a4095a22230cfdfb8bb9aa";
};
inherit python; # pass it so that the same version can be used in hg2git
pythonPackages = [ ssl curses ];
buildInputs = [ python makeWrapper docutils ];
makeFlags = "PREFIX=$(out)";
postInstall = (stdenv.lib.optionalString guiSupport
''
ensureDir $out/etc/mercurial
cp contrib/hgk $out/bin
cat >> $out/etc/mercurial/hgrc << EOF
[extensions]
hgk=$out/lib/${python.libPrefix}/site-packages/hgext/hgk.py
EOF
# setting HG so that hgk can be run itself as well (not only hg view)
WRAP_TK=" --set TK_LIBRARY \"${tk}/lib/${tk.libPrefix}\"
--set HG \"$out/bin/hg\"
--prefix PATH : \"${tk}/bin\" "
'') +
''
for i in $(cd $out/bin && ls); do
wrapProgram $out/bin/$i \
--prefix PYTHONPATH : "$(toPythonPath "$out ${ssl} ${curses}")" \
$WRAP_TK
done
# copy hgweb.cgi to allow use in apache
ensureDir $out/share/cgi-bin
cp -v hgweb.cgi $out/share/cgi-bin
chmod u+x $out/share/cgi-bin/hgweb.cgi
'';
meta = {
description = "A fast, lightweight SCM system for very large distributed projects";
homepage = http://www.selenic.com/mercurial/;
license = "GPLv2";
};
}