Handle attrsets in meta.license (i.e. lib.licenses)

Dependencies

• [2] HNGPGVBT Fix build
• [3] KD5237CU * eval-jobs now efficiently evaluates all Hydra jobs from a
• [4] HVXL2XUZ
• [5] DPYJFBXU hydra-eval-jobs: Support meta.license being a list
• [6] 5X6FHW3S hydra-eval-jobs: Fix building against the latest unstable Nix
• [*] 4N5APGRG * Start of a helper tool to evaluate job expressions efficiently.

Change contents

• replacement in src/hydra-eval-jobs/hydra-eval-jobs.cc at line 74
  [3.296]→[3.87:231](∅→∅),[3.231]→[2.161:193](∅→∅),[2.193]→[3.268:297](∅→∅),[3.268]→[3.268:297](∅→∅),[3.297]→[2.194:303](∅→∅),[2.303]→[3.406:636](∅→∅),[3.406]→[3.406:636](∅→∅)
  − Value * v = drv.queryMeta(name);

  − if (v) {

  − state.forceValue(*v);

  − if (v->type == tString)

  − return v->string.s;

  − else if (v->isList()) {

  − string res = "";

  − for (unsigned int n = 0; n < v->listSize(); ++n) {

  − Value v2(*v->listElems()[n]);

  − state.forceValue(v2);

  − if (v2.type == tString) {

  − if (res.size() != 0) res += ", ";

  − res += v2.string.s;

  − }

  − }

  − return res;
  [3.296]

  [3.386]
  + Strings res;

  + std::function<void(Value & v)> rec;

  +

  + rec = [&](Value & v) {

  + state.forceValue(v);

  + if (v.type == tString)

  + res.push_back(v.string.s);

  + else if (v.isList())

  + for (unsigned int n = 0; n < v.listSize(); ++n)

  + rec(*v.listElems()[n]);

  + else if (v.type == tAttrs) {

  + auto a = v.attrs->find(state.symbols.create("shortName"));

  + if (a != v.attrs->end())

  + res.push_back(state.forceString(*a->value));
• replacement in src/hydra-eval-jobs/hydra-eval-jobs.cc at line 89
  [3.396]→[3.396:402](∅→∅),[3.402]→[3.637:652](∅→∅)
  − }

  − return "";
  [3.396]

  [3.1405]
  + };

  +

  + Value * v = drv.queryMeta(name);

  + if (v) rec(*v);

  +

  + return concatStringsSep(", ", res);