uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead
https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948 this can do it nicely. Signed-off-by: Anton Arapov <anton@deadbeef.mx>
This commit is contained in:
Anton Arapov
Alan Daniels
commit
56de2bcd43
30691 changed files with 3076956 additions and 0 deletions
229
pkgs/build-support/build-bazel-package/default.nix
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229
pkgs/build-support/build-bazel-package/default.nix
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@ -0,0 +1,229 @@
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{ stdenv
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, bazel
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, cacert
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, lib
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}:
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let
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bazelPkg = bazel;
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in
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args@{
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name ? "${args.pname}-${args.version}"
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, bazel ? bazelPkg
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, bazelFlags ? []
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, bazelBuildFlags ? []
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, bazelFetchFlags ? []
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, bazelTarget
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, buildAttrs
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, fetchAttrs
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# Newer versions of Bazel are moving away from built-in rules_cc and instead
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# allow fetching it as an external dependency in a WORKSPACE file[1]. If
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# removed in the fixed-output fetch phase, building will fail to download it.
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# This can be seen e.g. in #73097
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#
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# This option allows configuring the removal of rules_cc in cases where a
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# project depends on it via an external dependency.
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#
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# [1]: https://github.com/bazelbuild/rules_cc
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, removeRulesCC ? true
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, removeLocalConfigCc ? true
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, removeLocal ? true
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# Use build --nobuild instead of fetch. This allows fetching the dependencies
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# required for the build as configured, rather than fetching all the dependencies
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# which may not work in some situations (e.g. Java code which ends up relying on
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# Debian-specific /usr/share/java paths, but doesn't in the configured build).
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, fetchConfigured ? true
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# Don’t add Bazel --copt and --linkopt from NIX_CFLAGS_COMPILE /
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# NIX_LDFLAGS. This is necessary when using a custom toolchain which
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# Bazel wants all headers / libraries to come from, like when using
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# CROSSTOOL. Weirdly, we can still get the flags through the wrapped
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# compiler.
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, dontAddBazelOpts ? false
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, ...
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}:
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let
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fArgs = removeAttrs args [ "buildAttrs" "fetchAttrs" "removeRulesCC" ];
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fBuildAttrs = fArgs // buildAttrs;
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fFetchAttrs = fArgs // removeAttrs fetchAttrs [ "sha256" ];
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in stdenv.mkDerivation (fBuildAttrs // {
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inherit name bazelFlags bazelBuildFlags bazelFetchFlags bazelTarget;
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deps = stdenv.mkDerivation (fFetchAttrs // {
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name = "${name}-deps.tar.gz";
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inherit bazelFlags bazelBuildFlags bazelFetchFlags bazelTarget;
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impureEnvVars = lib.fetchers.proxyImpureEnvVars;
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nativeBuildInputs = fFetchAttrs.nativeBuildInputs or [] ++ [ bazel ];
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preHook = fFetchAttrs.preHook or "" + ''
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export bazelOut="$(echo ''${NIX_BUILD_TOP}/output | sed -e 's,//,/,g')"
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export bazelUserRoot="$(echo ''${NIX_BUILD_TOP}/tmp | sed -e 's,//,/,g')"
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export HOME="$NIX_BUILD_TOP"
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export USER="nix"
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# This is needed for git_repository with https remotes
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export GIT_SSL_CAINFO="${cacert}/etc/ssl/certs/ca-bundle.crt"
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# This is needed for Bazel fetchers that are themselves programs (e.g.
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# rules_go using the go toolchain)
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export SSL_CERT_FILE="${cacert}/etc/ssl/certs/ca-bundle.crt"
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'';
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buildPhase = fFetchAttrs.buildPhase or ''
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runHook preBuild
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# Bazel computes the default value of output_user_root before parsing the
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# flag. The computation of the default value involves getting the $USER
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# from the environment. I don't have that variable when building with
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# sandbox enabled. Code here
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# https://github.com/bazelbuild/bazel/blob/9323c57607d37f9c949b60e293b573584906da46/src/main/cpp/startup_options.cc#L123-L124
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#
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# On macOS Bazel will use the system installed Xcode or CLT toolchain instead of the one in the PATH unless we pass BAZEL_USE_CPP_ONLY_TOOLCHAIN
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# We disable multithreading for the fetching phase since it can lead to timeouts with many dependencies/threads:
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# https://github.com/bazelbuild/bazel/issues/6502
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BAZEL_USE_CPP_ONLY_TOOLCHAIN=1 \
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USER=homeless-shelter \
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bazel \
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--output_base="$bazelOut" \
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--output_user_root="$bazelUserRoot" \
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${if fetchConfigured then "build --nobuild" else "fetch"} \
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--loading_phase_threads=1 \
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$bazelFlags \
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$bazelFetchFlags \
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$bazelTarget
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runHook postBuild
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'';
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installPhase = fFetchAttrs.installPhase or ''
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runHook preInstall
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# Remove all built in external workspaces, Bazel will recreate them when building
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rm -rf $bazelOut/external/{bazel_tools,\@bazel_tools.marker}
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${if removeRulesCC then "rm -rf $bazelOut/external/{rules_cc,\\@rules_cc.marker}" else ""}
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rm -rf $bazelOut/external/{embedded_jdk,\@embedded_jdk.marker}
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${if removeLocalConfigCc then "rm -rf $bazelOut/external/{local_config_cc,\\@local_config_cc.marker}" else ""}
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${if removeLocal then "rm -rf $bazelOut/external/{local_*,\\@local_*.marker}" else ""}
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# Clear markers
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find $bazelOut/external -name '@*\.marker' -exec sh -c 'echo > {}' \;
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# Remove all vcs files
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rm -rf $(find $bazelOut/external -type d -name .git)
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rm -rf $(find $bazelOut/external -type d -name .svn)
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rm -rf $(find $bazelOut/external -type d -name .hg)
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# Removing top-level symlinks along with their markers.
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# This is needed because they sometimes point to temporary paths (?).
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# For example, in Tensorflow-gpu build:
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# platforms -> NIX_BUILD_TOP/tmp/install/35282f5123611afa742331368e9ae529/_embedded_binaries/platforms
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find $bazelOut/external -maxdepth 1 -type l | while read symlink; do
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name="$(basename "$symlink")"
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rm "$symlink"
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test -f "$bazelOut/external/@$name.marker" && rm "$bazelOut/external/@$name.marker" || true
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done
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# Patching symlinks to remove build directory reference
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find $bazelOut/external -type l | while read symlink; do
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new_target="$(readlink "$symlink" | sed "s,$NIX_BUILD_TOP,NIX_BUILD_TOP,")"
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rm "$symlink"
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ln -sf "$new_target" "$symlink"
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done
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echo '${bazel.name}' > $bazelOut/external/.nix-bazel-version
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(cd $bazelOut/ && tar czf $out --sort=name --mtime='@1' --owner=0 --group=0 --numeric-owner external/)
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runHook postInstall
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'';
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dontFixup = true;
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allowedRequisites = [];
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outputHashAlgo = "sha256";
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outputHash = fetchAttrs.sha256;
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});
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nativeBuildInputs = fBuildAttrs.nativeBuildInputs or [] ++ [ (bazel.override { enableNixHacks = true; }) ];
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preHook = fBuildAttrs.preHook or "" + ''
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export bazelOut="$NIX_BUILD_TOP/output"
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export bazelUserRoot="$NIX_BUILD_TOP/tmp"
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export HOME="$NIX_BUILD_TOP"
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'';
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preConfigure = ''
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mkdir -p "$bazelOut"
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(cd $bazelOut && tar xfz $deps)
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test "${bazel.name}" = "$(<$bazelOut/external/.nix-bazel-version)" || {
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echo "fixed output derivation was built for a different bazel version" >&2
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echo " got: $(<$bazelOut/external/.nix-bazel-version)" >&2
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echo "expected: ${bazel.name}" >&2
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exit 1
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}
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chmod -R +w $bazelOut
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find $bazelOut -type l | while read symlink; do
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if [[ $(readlink "$symlink") == *NIX_BUILD_TOP* ]]; then
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ln -sf $(readlink "$symlink" | sed "s,NIX_BUILD_TOP,$NIX_BUILD_TOP,") "$symlink"
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fi
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done
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'' + fBuildAttrs.preConfigure or "";
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inherit dontAddBazelOpts;
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buildPhase = fBuildAttrs.buildPhase or ''
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runHook preBuild
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# Bazel sandboxes the execution of the tools it invokes, so even though we are
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# calling the correct nix wrappers, the values of the environment variables
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# the wrappers are expecting will not be set. So instead of relying on the
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# wrappers picking them up, pass them in explicitly via `--copt`, `--linkopt`
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# and related flags.
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#
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copts=()
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host_copts=()
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linkopts=()
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host_linkopts=()
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if [ -z "''${dontAddBazelOpts:-}" ]; then
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for flag in $NIX_CFLAGS_COMPILE; do
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copts+=( "--copt=$flag" )
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host_copts+=( "--host_copt=$flag" )
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done
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for flag in $NIX_CXXSTDLIB_COMPILE; do
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copts+=( "--copt=$flag" )
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host_copts+=( "--host_copt=$flag" )
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done
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for flag in $NIX_LDFLAGS; do
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linkopts+=( "--linkopt=-Wl,$flag" )
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host_linkopts+=( "--host_linkopt=-Wl,$flag" )
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done
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fi
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BAZEL_USE_CPP_ONLY_TOOLCHAIN=1 \
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USER=homeless-shelter \
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bazel \
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--output_base="$bazelOut" \
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--output_user_root="$bazelUserRoot" \
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build \
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--curses=no \
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-j $NIX_BUILD_CORES \
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"''${copts[@]}" \
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"''${host_copts[@]}" \
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"''${linkopts[@]}" \
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"''${host_linkopts[@]}" \
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$bazelFlags \
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$bazelBuildFlags \
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$bazelTarget
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runHook postBuild
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'';
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})
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