mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-25 03:17:13 +00:00
96 lines
3.3 KiB
Nix
96 lines
3.3 KiB
Nix
{ stdenv, bazel, enableNixHacks ? true }:
|
|
|
|
args@{ name, bazelFlags ? [], bazelTarget, buildAttrs, fetchAttrs, ... }:
|
|
|
|
let
|
|
fArgs = removeAttrs args [ "buildAttrs" "fetchAttrs" ];
|
|
fBuildAttrs = fArgs // buildAttrs;
|
|
fFetchAttrs = fArgs // removeAttrs fetchAttrs [ "sha256" ];
|
|
|
|
in stdenv.mkDerivation (fBuildAttrs // {
|
|
inherit name bazelFlags bazelTarget;
|
|
|
|
deps = stdenv.mkDerivation (fFetchAttrs // {
|
|
name = "${name}-deps";
|
|
inherit bazelFlags bazelTarget;
|
|
|
|
nativeBuildInputs = fFetchAttrs.nativeBuildInputs or [] ++ [ bazel ];
|
|
|
|
preHook = fFetchAttrs.preHook or "" + ''
|
|
export bazelOut="$(echo ''${NIX_BUILD_TOP}/output | sed -e 's,//,/,g')"
|
|
export bazelUserRoot="$(echo ''${NIX_BUILD_TOP}/tmp | sed -e 's,//,/,g')"
|
|
export HOME="$NIX_BUILD_TOP"
|
|
'';
|
|
|
|
buildPhase = fFetchAttrs.buildPhase or ''
|
|
runHook preBuild
|
|
|
|
# Bazel computes the default value of output_user_root before parsing the
|
|
# flag. The computation of the default value involves getting the $USER
|
|
# from the environment. I don't have that variable when building with
|
|
# sandbox enabled. Code here
|
|
# https://github.com/bazelbuild/bazel/blob/9323c57607d37f9c949b60e293b573584906da46/src/main/cpp/startup_options.cc#L123-L124
|
|
#
|
|
USER=homeless-shelter bazel --output_base="$bazelOut" --output_user_root="$bazelUserRoot" fetch $bazelFlags $bazelTarget
|
|
|
|
runHook postBuild
|
|
'';
|
|
|
|
installPhase = fFetchAttrs.installPhase or ''
|
|
runHook preInstall
|
|
|
|
# Remove all built in external workspaces, Bazel will recreate them when building
|
|
rm -rf $bazelOut/external/{bazel_tools,\@bazel_tools.marker}
|
|
rm -rf $bazelOut/external/{embedded_jdk,\@embedded_jdk.marker}
|
|
rm -rf $bazelOut/external/{local_*,\@local_*}
|
|
|
|
# Patching markers to make them deterministic
|
|
sed -i 's, -\?[0-9][0-9]*$, 1,' $bazelOut/external/\@*.marker
|
|
|
|
# Remove all vcs files
|
|
rm -rf $(find $bazelOut/external -type d -name .git)
|
|
rm -rf $(find $bazelOut/external -type d -name .svn)
|
|
rm -rf $(find $bazelOut/external -type d -name .hg)
|
|
|
|
# Patching symlinks to remove build directory reference
|
|
find $bazelOut/external -type l | while read symlink; do
|
|
ln -sf $(readlink "$symlink" | sed "s,$NIX_BUILD_TOP,NIX_BUILD_TOP,") "$symlink"
|
|
done
|
|
|
|
cp -r $bazelOut/external $out
|
|
|
|
runHook postInstall
|
|
'';
|
|
|
|
dontFixup = true;
|
|
outputHashMode = "recursive";
|
|
outputHashAlgo = "sha256";
|
|
outputHash = fetchAttrs.sha256;
|
|
});
|
|
|
|
nativeBuildInputs = fBuildAttrs.nativeBuildInputs or [] ++ [ (if enableNixHacks then (bazel.override { enableNixHacks = true; }) else bazel) ];
|
|
|
|
preHook = fBuildAttrs.preHook or "" + ''
|
|
export bazelOut="$NIX_BUILD_TOP/output"
|
|
export bazelUserRoot="$NIX_BUILD_TOP/tmp"
|
|
export HOME="$NIX_BUILD_TOP"
|
|
'';
|
|
|
|
preConfigure = ''
|
|
mkdir -p $bazelOut/external
|
|
cp -r $deps/* $bazelOut/external
|
|
chmod -R +w $bazelOut
|
|
find $bazelOut -type l | while read symlink; do
|
|
ln -sf $(readlink "$symlink" | sed "s,NIX_BUILD_TOP,$NIX_BUILD_TOP,") "$symlink"
|
|
done
|
|
'' + fBuildAttrs.preConfigure or "";
|
|
|
|
buildPhase = fBuildAttrs.buildPhase or ''
|
|
runHook preBuild
|
|
|
|
bazel --output_base="$bazelOut" --output_user_root="$bazelUserRoot" build -j $NIX_BUILD_CORES $bazelFlags $bazelTarget
|
|
|
|
runHook postBuild
|
|
'';
|
|
})
|