82 lines
2.1 KiB
Nix
82 lines
2.1 KiB
Nix
{ lib, config }:
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let
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system = config.aux.system;
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builders = config.aux.foundation.builders;
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stage1 = config.aux.foundation.stages.stage1;
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in
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{
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includes = [ ./boot.nix ];
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options.aux.foundation.builders.bash = {
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build = lib.options.create {
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type = lib.types.function lib.types.derivation;
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description = "Builds a package using the bash builder.";
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};
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};
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config = {
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aux.foundation.builders.bash = {
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build =
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settings@{
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name,
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script,
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meta ? { },
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extras ? { },
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env ? { },
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deps ? { },
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...
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}:
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let
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package = builtins.derivation (
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(builtins.removeAttrs settings [
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"meta"
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"extras"
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"executable"
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"env"
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"deps"
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"script"
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])
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// env
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// {
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inherit name system script;
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passAsFile = [ "script" ];
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builder = "${stage1.bash.package}/bin/bash";
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args = [
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"-e"
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(builtins.toFile "bash-builder.sh" ''
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export CONFIG_SHELL=$SHELL
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# Normalize the NIX_BUILD_CORES variable. The value might be 0, which
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# means that we're supposed to try and auto-detect the number of
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# available CPU cores at run-time.
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NIX_BUILD_CORES="''${NIX_BUILD_CORES:-1}"
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if ((NIX_BUILD_CORES <= 0)); then
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guess=$(nproc 2>/dev/null || true)
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((NIX_BUILD_CORES = guess <= 0 ? 1 : guess))
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fi
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export NIX_BUILD_CORES
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bash -eux $scriptPath
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'')
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];
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SHELL = "${stage1.bash.package}/bin/bash";
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PATH = lib.paths.bin (
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(deps.build.host or [ ])
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++ [
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stage1.bash.package
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stage1.coreutils.package
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]
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);
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}
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);
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in
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package // { inherit meta extras; };
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};
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};
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}
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