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nixpkgs/pkgs/applications/version-management/git-and-tools/fast-export/default.nix

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args: with args;
stdenv.mkDerivation {
name = "fast-export";
src = sourceByName "git_fast_export";
buildInputs =([mercurial.python mercurial makeWrapper subversion]);
buildPhase="true"; # skip svn for now
# TODO also support svn stuff
# moving .py files into lib directory so that you can't pick the wrong file from PATH.
# This requires redefining ROOT
installPhase = ''
sed -i "s@/usr/bin/env.*@$(type -p python)@" *.py
l=$out/libexec/git-fast-export
ensureDir $out/{bin,doc/git-fast-export} $l
mv *.txt $out/doc/git-fast-export
sed -i "s@ROOT=.*@ROOT=$l@" *.sh
mv *.sh $out/bin
mv *.py $l
for p in $out/bin/*.sh; do
wrapProgram $p \
--set PYTHONPATH "$(echo ${mercurial}/lib/python*/site-packages)" \
--prefix PATH : "$(dirname $(type -p python))":$l
done
'';
# usage:
meta = {
description = "import svn, mercurial into git";
homepage = "http://repo.or.cz/w/fast-export.git";
license = "?"; # the .py file is GPLv2
};
}