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{ stdenv, lib, fetchgit, darwin, writeText
, ninja, python3
, ...
}:
{ rev, revNum, version, sha256 }:
let
revShort = 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_NUM ${revNum}
#define LAST_COMMIT_POSITION "${revNum} (${revShort})"
#endif // OUT_LAST_COMMIT_POSITION_H_
'';
in stdenv.mkDerivation {
pname = "gn-unstable";
inherit version;
src = fetchgit {
# Note: The TAR-Archives (+archive/${rev}.tar.gz) are not deterministic!
url = "https://gn.googlesource.com/gn";
inherit rev sha256;
};
nativeBuildInputs = [ ninja python3 ];
buildInputs = lib.optionals stdenv.isDarwin (with darwin; with apple_sdk.frameworks; [
libobjc
cctools
# frameworks
ApplicationServices
Foundation
AppKit
]);
env.NIX_CFLAGS_COMPILE = "-Wno-error";
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 build files for Ninja";
mainProgram = "gn";
homepage = "https://gn.googlesource.com/gn";
license = licenses.bsd3;
platforms = platforms.unix;
maintainers = with maintainers; [ stesie matthewbauer primeos ];
};
}
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