0823aea0a6
Conflicts:
pkgs/development/libraries/libxslt/default.nix
Commit 1764ea2b0a
introduced changes to libxslt
in an awkward way to avoid re-builds on Linux. This patch has been simplified
during this merge.
162 lines
6.3 KiB
Nix
162 lines
6.3 KiB
Nix
{ system, name ? "stdenv", preHook ? "", initialPath, gcc, shell
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, extraAttrs ? {}, overrides ? (pkgs: {}), config
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, # The `fetchurl' to use for downloading curl and its dependencies
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# (see all-packages.nix).
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fetchurlBoot
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}:
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if ! builtins ? langVersion then
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abort "This version of Nixpkgs requires Nix >= 1.2, please upgrade!"
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else
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let
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lib = import ../../lib;
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allowUnfree = config.allowUnfree or true && builtins.getEnv "HYDRA_DISALLOW_UNFREE" != "1";
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stdenvGenerator = setupScript: rec {
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# The stdenv that we are producing.
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result =
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derivation {
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inherit system name;
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builder = shell;
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args = ["-e" ./builder.sh];
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setup = setupScript;
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inherit preHook initialPath gcc shell;
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propagatedUserEnvPkgs = [gcc] ++
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lib.filter lib.isDerivation initialPath;
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__ignoreNulls = true;
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}
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// rec {
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meta = {
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description = "The default build environment for Unix packages in Nixpkgs";
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};
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# Add a utility function to produce derivations that use this
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# stdenv and its shell.
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mkDerivation = attrs:
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if !allowUnfree && (let l = attrs.meta.license or ""; in l == "unfree" || l == "unfree-redistributable" || l == lib.licenses.proprietary) then
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throw "package ‘${attrs.name}’ has an unfree license, refusing to evaluate"
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else
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lib.addPassthru (derivation (
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(removeAttrs attrs ["meta" "passthru" "crossAttrs"])
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// (let
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buildInputs = attrs.buildInputs or [];
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nativeBuildInputs = attrs.nativeBuildInputs or [];
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propagatedBuildInputs = attrs.propagatedBuildInputs or [];
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propagatedNativeBuildInputs = attrs.propagatedNativeBuildInputs or [];
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crossConfig = attrs.crossConfig or null;
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in
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{
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builder = attrs.realBuilder or shell;
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args = attrs.args or ["-e" (attrs.builder or ./default-builder.sh)];
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stdenv = result;
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system = result.system;
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userHook = config.stdenv.userHook or null;
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# Inputs built by the cross compiler.
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buildInputs = lib.optionals (crossConfig != null) buildInputs;
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propagatedBuildInputs = lib.optionals (crossConfig != null)
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propagatedBuildInputs;
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# Inputs built by the usual native compiler.
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nativeBuildInputs = nativeBuildInputs ++ lib.optionals
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(crossConfig == null) buildInputs;
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propagatedNativeBuildInputs = propagatedNativeBuildInputs ++
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lib.optionals (crossConfig == null) propagatedBuildInputs;
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}))) (
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{
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# The meta attribute is passed in the resulting attribute set,
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# but it's not part of the actual derivation, i.e., it's not
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# passed to the builder and is not a dependency. But since we
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# include it in the result, it *is* available to nix-env for
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# queries.
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meta = attrs.meta or {};
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} //
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# Pass through extra attributes that are not inputs, but
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# should be made available to Nix expressions using the
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# derivation (e.g., in assertions).
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(attrs.passthru or {}));
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# Utility flags to test the type of platform.
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isDarwin = result.system == "x86_64-darwin";
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isLinux = result.system == "i686-linux"
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|| result.system == "x86_64-linux"
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|| result.system == "powerpc-linux"
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|| result.system == "armv5tel-linux"
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|| result.system == "armv6l-linux"
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|| result.system == "armv7l-linux"
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|| result.system == "mips64el-linux";
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isGNU = result.system == "i686-gnu"; # GNU/Hurd
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isGlibc = isGNU # useful for `stdenvNative'
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|| isLinux
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|| result.system == "x86_64-kfreebsd-gnu";
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isSunOS = result.system == "i686-solaris"
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|| result.system == "x86_64-solaris";
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isCygwin = result.system == "i686-cygwin";
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isFreeBSD = result.system == "i686-freebsd"
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|| result.system == "x86_64-freebsd";
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isOpenBSD = result.system == "i686-openbsd"
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|| result.system == "x86_64-openbsd";
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isBSD = result.system == "i686-freebsd"
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|| result.system == "x86_64-freebsd"
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|| result.system == "i686-openbsd"
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|| result.system == "x86_64-openbsd";
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isi686 = result.system == "i686-linux"
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|| result.system == "i686-gnu"
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|| result.system == "i686-freebsd"
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|| result.system == "i686-openbsd"
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|| result.system == "i386-sunos";
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isx86_64 = result.system == "x86_64-linux"
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|| result.system == "x86_64-darwin"
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|| result.system == "x86_64-freebsd"
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|| result.system == "x86_64-openbsd"
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|| result.system == "x86_64-solaris";
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is64bit = result.system == "x86_64-linux"
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|| result.system == "x86_64-darwin"
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|| result.system == "x86_64-freebsd"
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|| result.system == "x86_64-openbsd"
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|| result.system == "x86_64-solaris";
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isMips = result.system == "mips-linux"
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|| result.system == "mips64el-linux";
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isArm = result.system == "armv5tel-linux"
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|| result.system == "armv6l-linux"
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|| result.system == "armv7l-linux";
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# Utility function: allow stdenv to be easily regenerated with
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# a different setup script. (See all-packages.nix for an
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# example.)
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regenerate = stdenvGenerator;
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# For convenience, bring in the library functions in lib/ so
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# packages don't have to do that themselves.
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inherit lib;
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inherit fetchurlBoot;
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inherit overrides;
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}
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# Propagate any extra attributes. For instance, we use this to
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# "lift" packages like curl from the final stdenv for Linux to
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# all-packages.nix for that platform (meaning that it has a line
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# like curl = if stdenv ? curl then stdenv.curl else ...).
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// extraAttrs;
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}.result;
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in stdenvGenerator ./setup.sh
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