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|
{ lib, pkg-config, defaultPkgConfigPackages, runCommand }:
let
inherit (lib.strings) escapeNixIdentifier;
allTests = lib.mapAttrs (k: v: if v == null then null else makePkgConfigTestMaybe k v) defaultPkgConfigPackages;
# nix-build rejects attribute names with periods
# This will build those regardless.
tests-combined = runCommand "pkg-config-checks" {
allTests = lib.attrValues allTests;
} ''
touch $out
'';
makePkgConfigTestMaybe = moduleName: pkg:
if ! lib.isDerivation pkg
then
throw "pkg-config module `${escapeNixIdentifier moduleName}` is not defined to be a derivation. Please check the attribute value for `${escapeNixIdentifier moduleName}` in `pkgs/top-level/pkg-config-packages.nix` in Nixpkgs."
else if ! pkg?meta.unsupported
then
throw "pkg-config module `${escapeNixIdentifier moduleName}` does not have a `meta.unsupported` attribute. This can't be right. Please check the attribute value for `${escapeNixIdentifier moduleName}` in `pkgs/top-level/pkg-config-packages.nix` in Nixpkgs."
else if pkg.meta.unsupported
then
# We return `null` instead of doing a `filterAttrs`, because with
# `filterAttrs` the evaluator would not be able to return the attribute
# set without first evaluating all of the attribute _values_. This would
# be rather expensive, and severly slow down the use case of getting a
# single test, which we want to do in `passthru.tests`, or interactively.
null
else if ! pkg?meta.broken
then
throw "pkg-config module `${escapeNixIdentifier moduleName}` does not have a `meta.broken` attribute. This can't be right. Please check the attribute value for `${escapeNixIdentifier moduleName}` in `pkgs/top-level/pkg-config.packages.nix` in Nixpkgs."
else if pkg.meta.broken
then null
else makePkgConfigTest moduleName pkg;
makePkgConfigTest = moduleName: pkg: runCommand "check-pkg-config-${moduleName}" {
nativeBuildInputs = [ pkg-config ];
buildInputs = [ pkg ];
inherit moduleName;
meta = {
description = "Test whether ${pkg.name} exposes pkg-config module ${moduleName}";
}
# Make sure licensing info etc is preserved, as this is a concern for e.g. cache.nixos.org,
# as hydra can't check this meta info in dependencies.
# The test itself is just Nixpkgs, with MIT license.
// builtins.intersectAttrs
{
available = throw "unused";
broken = throw "unused";
insecure = throw "unused";
license = throw "unused";
maintainers = throw "unused";
platforms = throw "unused";
unfree = throw "unused";
unsupported = throw "unused";
}
pkg.meta;
} ''
echo "checking pkg-config module $moduleName in $buildInputs"
set +e
version="$(pkg-config --modversion $moduleName)"
r=$?
set -e
if [[ $r = 0 ]]; then
echo "✅ pkg-config module $moduleName exists and has version $version"
echo "$version" > $out
else
echo "These modules were available in the input propagation closure:"
pkg-config --list-all
echo "❌ pkg-config module $moduleName was not found"
false
fi
'';
in
allTests // { inherit tests-combined; }
|
