tvl-depot/third_party/nix/tests/plugins/plugintest.cc
Vincent Ambo 7994fd1d54 Add 'third_party/nix/' from commit 'be66c7a6b24e3c3c6157fd37b86c7203d14acf10'
git-subtree-dir: third_party/nix
git-subtree-mainline: cf8cd640c1
git-subtree-split: be66c7a6b24e3c3c6157fd37b86c7203d14acf10
2020-05-17 15:52:38 +01:00

24 lines
527 B
C++

#include "config.hh"
#include "primops.hh"
using namespace nix;
struct MySettings : Config
{
Setting<bool> settingSet{this, false, "setting-set",
"Whether the plugin-defined setting was set"};
};
MySettings mySettings;
static GlobalConfig::Register rs(&mySettings);
static void prim_anotherNull (EvalState & state, const Pos & pos, Value ** args, Value & v)
{
if (mySettings.settingSet)
mkNull(v);
else
mkBool(v, false);
}
static RegisterPrimOp rp("anotherNull", 0, prim_anotherNull);