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|
{ depot, pkgs, ... }:
let
inherit (depot.nix)
writeExecline
;
inherit (depot.users.Profpatsch.lib)
debugExec
;
bins = depot.nix.getBins pkgs.coreutils [ "head" "shuf" ]
// depot.nix.getBins pkgs.jq [ "jq" ]
// depot.nix.getBins pkgs.findutils [ "xargs" ]
// depot.nix.getBins pkgs.gnused [ "sed" ]
;
export-json-object = pkgs.writers.writePython3 "export-json-object" { } ''
import json
import sys
import os
d = json.load(sys.stdin)
if d == {}:
sys.exit(0)
for k, v in d.items():
os.environ[k] = str(v)
os.execvp(sys.argv[1], sys.argv[1:])
'';
meta-stdenv-lib = pkgs.writers.writeHaskell "meta-stdenv-lib"
{
libraries = [
pkgs.haskellPackages.hnix
pkgs.haskellPackages.aeson
];
} ./MetaStdenvLib.hs;
replace-between-lines = writeExecline "replace-between-lines" { readNArgs = 1; } [
"importas"
"-ui"
"file"
"fileName"
"importas"
"-ui"
"from"
"fromLine"
"importas"
"-ui"
"to"
"toLine"
"if"
[ depot.tools.eprintf "%s-%s\n" "$from" "$to" ]
(debugExec "adding lib")
bins.sed
"-e"
"\${from},\${to} \${1}"
"-i"
"$file"
];
add-lib-if-necessary = writeExecline "add-lib-if-necessary" { readNArgs = 1; } [
"pipeline"
[ meta-stdenv-lib "$1" ]
export-json-object
# first replace any stdenv.lib mentions in the arg header
# if this is not done, the replace below kills these.
# Since we want it anyway ultimately, let’s do it here.
"if"
[ replace-between-lines "s/stdenv\.lib/lib/" ]
# then add the lib argument
# (has to be before stdenv, otherwise default arguments might be in the way)
replace-between-lines
"s/stdenv/lib, stdenv/"
];
metaString = ''meta = with stdenv.lib; {'';
replace-stdenv-lib = pkgs.writers.writeBash "replace-stdenv-lib" ''
set -euo pipefail
sourceDir="$1"
for file in $(
${pkgs.ripgrep}/bin/rg \
--files-with-matches \
--fixed-strings \
-e '${metaString}' \
"$sourceDir"
)
do
echo "replacing stdenv.lib meta in $file" >&2
${bins.sed} -e '/${metaString}/ s/stdenv.lib/lib/' \
-i "$file"
${add-lib-if-necessary} "$file"
done
'';
instantiate-nixpkgs-randomly = writeExecline "instantiate-nixpkgs-randomly" { readNArgs = 1; } [
"export"
"NIXPKGS_ALLOW_BROKEN"
"1"
"export"
"NIXPKGS_ALLOW_UNFREE"
"1"
"export"
"NIXPKGS_ALLOW_INSECURE"
"1"
"export"
"NIXPKGS_ALLOW_UNSUPPORTED_SYSTEM"
"1"
"pipeline"
[
"nix"
"eval"
"--raw"
''(
let pkgs = import ''${1} {};
in builtins.toJSON (builtins.attrNames pkgs)
)''
]
"pipeline"
[ bins.jq "-r" ".[]" ]
"pipeline"
[ bins.shuf ]
"pipeline"
[ bins.head "-n" "1000" ]
bins.xargs
"-I"
"{}"
"-n1"
"if"
[ depot.tools.eprintf "instantiating %s\n" "{}" ]
"nix-instantiate"
"$1"
"-A"
"{}"
];
in
depot.nix.readTree.drvTargets {
inherit
instantiate-nixpkgs-randomly
# requires hnix, which we don’t want in tvl for now
# uncomment manually if you want to use it.
# meta-stdenv-lib
# replace-stdenv-lib
;
}
|
