nixpkgs/pkgs/build-support/fetchhg/default.nix
Rob Vermaas 080c0b2f38 prefer local builds for fetchhg
svn path=/nixpkgs/trunk/; revision=31462
2012-01-10 06:41:44 +00:00

18 lines
568 B
Nix

{stdenv, mercurial, nix}: {name ? null, url, tag ? null, md5 ? null, sha256 ? null}:
# TODO: statically check if mercurial as the https support if the url starts woth https.
stdenv.mkDerivation {
name = "hg-archive" + (if (name != null) then "-${name}" else "");
builder = ./builder.sh;
buildInputs = [mercurial nix];
# Nix <= 0.7 compatibility.
id = md5;
outputHashAlgo = if (md5 != null) then "md5" else "sha256";
outputHashMode = "recursive";
outputHash = if (md5 != null) then md5 else sha256;
inherit url tag;
preferLocalBuild = true;
}