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{ stdenv, lib, fetchgit, darwin, writeText
, git, ninja, python2 }:
let
rev = "64b846c96daeb3eaf08e26d8a84d8451c6cb712b";
sha256 = "1v2kzsshhxn0ck6gd5w16gi2m3higwd9vkyylmsczxfxnw8skgpy";
shortRev = builtins.substring 0 7 rev;
lastCommitPosition = writeText "last_commit_position.h" ''
#ifndef OUT_LAST_COMMIT_POSITION_H_
#define OUT_LAST_COMMIT_POSITION_H_
#define LAST_COMMIT_POSITION "(${shortRev})"
#endif // OUT_LAST_COMMIT_POSITION_H_
'';
in
stdenv.mkDerivation rec {
name = "gn-${version}";
version = "20190403";
src = fetchgit {
url = "https://gn.googlesource.com/gn";
inherit rev sha256;
};
nativeBuildInputs = [ ninja python2 git ];
buildInputs = lib.optionals stdenv.isDarwin (with darwin; with apple_sdk.frameworks; [
libobjc
cctools
# frameworks
ApplicationServices
Foundation
AppKit
]);
buildPhase = ''
python build/gen.py --no-last-commit-position
ln -s ${lastCommitPosition} out/last_commit_position.h
ninja -j $NIX_BUILD_CORES -C out gn
'';
installPhase = ''
install -vD out/gn "$out/bin/gn"
'';
setupHook = ./setup-hook.sh;
meta = with lib; {
description = "A meta-build system that generates NinjaBuild files";
homepage = https://gn.googlesource.com/gn;
license = licenses.bsd3;
platforms = platforms.unix;
maintainers = with maintainers; [ stesie matthewbauer ];
};
}
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