80 lines
2.6 KiB
Nix
80 lines
2.6 KiB
Nix
{ lib, stdenv, fetchgit, ruby, gnugrep, diffutils, git, darcs }:
|
|
|
|
stdenv.mkDerivation {
|
|
pname = "darcs-to-git";
|
|
version = "2015-06-04";
|
|
|
|
src = fetchgit {
|
|
url = "git://github.com/purcell/darcs-to-git.git";
|
|
rev = "e5fee32495908fe0f7d700644c7b37347b7a0a5b";
|
|
sha256 = "0lxcx0x0m1cv2j4x9ykpjf6r2zg6lh5rya016x93vkmlzxm3f0ji";
|
|
};
|
|
|
|
patchPhase = let
|
|
matchExecution = ''(\<(output_of|system|run)\([^"%]*("|%w\()|^[^"`]*`)'';
|
|
in ''
|
|
sed -r -i \
|
|
-e '1s|^#!.*|#!${ruby}/bin/ruby|' \
|
|
-e 's!${matchExecution}git\>!\1${git}/bin/git!' \
|
|
-e 's!${matchExecution}darcs\>!\1${darcs}/bin/darcs!' \
|
|
-e 's!${matchExecution}diff\>!\1${diffutils}/bin/diff!' \
|
|
-e 's!\<egrep\>!${gnugrep}/bin/egrep!g' \
|
|
-e 's!%w\(darcs init\)!%w(${darcs}/bin/darcs init)!' \
|
|
darcs-to-git
|
|
'';
|
|
|
|
installPhase = ''
|
|
install -vD darcs-to-git "$out/bin/darcs-to-git"
|
|
'';
|
|
|
|
doCheck = true;
|
|
|
|
checkPhase = ''
|
|
orig_dir="$(pwd)"
|
|
darcs_repos="$(pwd)/darcs_test_repos"
|
|
git_repos="$(pwd)/git_test_repos"
|
|
test_home="$(pwd)/test_home"
|
|
mkdir "$darcs_repos" "$git_repos" "$test_home"
|
|
cd "$darcs_repos"
|
|
${darcs}/bin/darcs init
|
|
echo "this is a test file" > new_file1
|
|
${darcs}/bin/darcs add new_file1
|
|
HOME="$test_home" ${darcs}/bin/darcs record -a -m c1 -A none
|
|
echo "testfile1" > new_file1
|
|
echo "testfile2" > new_file2
|
|
${darcs}/bin/darcs add new_file2
|
|
HOME="$test_home" ${darcs}/bin/darcs record -a -m c2 -A none
|
|
${darcs}/bin/darcs mv new_file2 only_one_file
|
|
rm -f new_file1
|
|
HOME="$test_home" ${darcs}/bin/darcs record -a -m c3 -A none
|
|
cd "$git_repos"
|
|
HOME="$test_home" PATH= "$orig_dir/darcs-to-git" "$darcs_repos"
|
|
assertFileContents() {
|
|
echo -n "File $1 contains '$2'..." >&2
|
|
if [ "x$(cat "$1")" = "x$2" ]; then
|
|
echo " passed." >&2
|
|
return 0
|
|
else
|
|
echo " failed: '$(cat "$1")' != '$2'" >&2
|
|
return 1
|
|
fi
|
|
}
|
|
echo "Checking if converted repository matches original repository:" >&2
|
|
assertFileContents only_one_file testfile2
|
|
${git}/bin/git reset --hard HEAD^
|
|
assertFileContents new_file1 testfile1
|
|
assertFileContents new_file2 testfile2
|
|
${git}/bin/git reset --hard HEAD^
|
|
assertFileContents new_file1 "this is a test file"
|
|
echo "All checks passed." >&2
|
|
cd "$orig_dir"
|
|
rm -rf "$darcs_repos" "$git_repos" "$test_home"
|
|
'';
|
|
|
|
meta = {
|
|
description = "Converts a Darcs repository into a Git repository";
|
|
homepage = "http://www.sanityinc.com/articles/converting-darcs-repositories-to-git";
|
|
license = lib.licenses.mit;
|
|
platforms = lib.platforms.unix;
|
|
};
|
|
}
|