diff options
Diffstat (limited to 'third_party/nix/src/nix-instantiate/nix-instantiate.cc')
| -rw-r--r-- | third_party/nix/src/nix-instantiate/nix-instantiate.cc | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/third_party/nix/src/nix-instantiate/nix-instantiate.cc b/third_party/nix/src/nix-instantiate/nix-instantiate.cc deleted file mode 100644 index 236037299d8b..000000000000 --- a/third_party/nix/src/nix-instantiate/nix-instantiate.cc +++ /dev/null @@ -1,219 +0,0 @@ -#include <iostream> -#include <map> - -#include "libexpr/attr-path.hh" -#include "libexpr/common-eval-args.hh" -#include "libexpr/eval-inline.hh" -#include "libexpr/eval.hh" -#include "libexpr/get-drvs.hh" -#include "libexpr/value-to-json.hh" -#include "libexpr/value-to-xml.hh" -#include "libmain/shared.hh" -#include "libstore/globals.hh" -#include "libstore/store-api.hh" -#include "libutil/util.hh" -#include "nix/legacy.hh" - -using namespace nix; - -static Path gcRoot; -static int rootNr = 0; -static bool indirectRoot = false; - -enum OutputKind { okPlain, okXML, okJSON }; - -void processExpr(EvalState& state, const Strings& attrPaths, bool parseOnly, - bool strict, Bindings* autoArgs, bool evalOnly, - OutputKind output, bool location, Expr* e) { - if (parseOnly) { - std::cout << format("%1%\n") % *e; - return; - } - - Value vRoot; - state.eval(e, vRoot); - - for (auto& i : attrPaths) { - Value& v(*findAlongAttrPath(state, i, autoArgs, vRoot)); - state.forceValue(v); - - PathSet context; - if (evalOnly) { - Value vRes; - if (autoArgs->empty()) { - vRes = v; - } else { - state.autoCallFunction(autoArgs, v, vRes); - } - if (output == okXML) { - printValueAsXML(state, strict, location, vRes, std::cout, context); - } else if (output == okJSON) { - printValueAsJSON(state, strict, vRes, std::cout, context); - } else { - if (strict) { - state.forceValueDeep(vRes); - } - std::cout << vRes << std::endl; - } - } else { - DrvInfos drvs; - getDerivations(state, v, "", autoArgs, drvs, false); - for (auto& i : drvs) { - Path drvPath = i.queryDrvPath(); - - /* What output do we want? */ - std::string outputName = i.queryOutputName(); - if (outputName.empty()) { - throw Error( - format("derivation '%1%' lacks an 'outputName' attribute ") % - drvPath); - } - - if (gcRoot.empty()) { - printGCWarning(); - } else { - Path rootName = indirectRoot ? absPath(gcRoot) : gcRoot; - if (++rootNr > 1) { - rootName += "-" + std::to_string(rootNr); - } - auto store2 = state.store.dynamic_pointer_cast<LocalFSStore>(); - if (store2) { - drvPath = store2->addPermRoot(drvPath, rootName, indirectRoot); - } - } - std::cout << format("%1%%2%\n") % drvPath % - (outputName != "out" ? "!" + outputName : ""); - } - } - } -} - -static int _main(int argc, char** argv) { - { - Strings files; - bool readStdin = false; - bool fromArgs = false; - bool findFile = false; - bool evalOnly = false; - bool parseOnly = false; - bool traceFileAccess = false; - OutputKind outputKind = okPlain; - bool xmlOutputSourceLocation = true; - bool strict = false; - Strings attrPaths; - bool wantsReadWrite = false; - RepairFlag repair = NoRepair; - - struct MyArgs : LegacyArgs, MixEvalArgs { - using LegacyArgs::LegacyArgs; - }; - - MyArgs myArgs(baseNameOf(argv[0]), - [&](Strings::iterator& arg, const Strings::iterator& end) { - if (*arg == "--help") { - showManPage("nix-instantiate"); - } else if (*arg == "--version") { - printVersion("nix-instantiate"); - } else if (*arg == "-") { - readStdin = true; - } else if (*arg == "--expr" || *arg == "-E") { - fromArgs = true; - } else if (*arg == "--eval" || *arg == "--eval-only") { - evalOnly = true; - } else if (*arg == "--read-write-mode") { - wantsReadWrite = true; - } else if (*arg == "--parse" || *arg == "--parse-only") { - parseOnly = evalOnly = true; - } else if (*arg == "--find-file") { - findFile = true; - } else if (*arg == "--attr" || *arg == "-A") { - attrPaths.push_back(getArg(*arg, arg, end)); - } else if (*arg == "--add-root") { - gcRoot = getArg(*arg, arg, end); - } else if (*arg == "--indirect") { - indirectRoot = true; - } else if (*arg == "--xml") { - outputKind = okXML; - } else if (*arg == "--json") { - outputKind = okJSON; - } else if (*arg == "--no-location") { - xmlOutputSourceLocation = false; - } else if (*arg == "--strict") { - strict = true; - } else if (*arg == "--repair") { - repair = Repair; - } else if (*arg == "--dry-run") { - settings.readOnlyMode = true; - } else if (*arg == "--trace-file-access") { - traceFileAccess = true; - } else if (*arg == "--trace-file-access=true") { - traceFileAccess = true; - } else if (*arg == "--trace-file-access=false") { - traceFileAccess = false; - } else if (*arg == "--notrace-file-access") { - traceFileAccess = false; - } else if (*arg != "" && arg->at(0) == '-') { - return false; - } else { - files.push_back(*arg); - } - return true; - }); - - myArgs.parseCmdline(argvToStrings(argc, argv)); - - if (evalOnly && !wantsReadWrite) { - settings.readOnlyMode = true; - } - - auto store = openStore(); - - auto state = std::make_unique<EvalState>(myArgs.searchPath, store); - state->repair = repair; - if (traceFileAccess) { - state->EnableFileAccessTracing([](const Path& path) { - std::cerr << "trace: depot-scan: " << path << "\n"; - }); - } - - std::unique_ptr<Bindings> autoArgs = myArgs.getAutoArgs(*state); - - if (attrPaths.empty()) { - attrPaths = {""}; - } - - if (findFile) { - for (auto& i : files) { - Path p = state->findFile(i); - if (p.empty()) { - throw Error(format("unable to find '%1%'") % i); - } - std::cout << p << std::endl; - } - return 0; - } - - if (readStdin) { - Expr* e = state->parseStdin(); - processExpr(*state, attrPaths, parseOnly, strict, autoArgs.get(), - evalOnly, outputKind, xmlOutputSourceLocation, e); - } else if (files.empty() && !fromArgs) { - files.push_back("./default.nix"); - } - - for (auto& i : files) { - Expr* e = fromArgs - ? state->parseExprFromString(i, absPath(".")) - : state->parseExprFromFile(resolveExprPath( - state->checkSourcePath(lookupFileArg(*state, i)))); - processExpr(*state, attrPaths, parseOnly, strict, autoArgs.get(), - evalOnly, outputKind, xmlOutputSourceLocation, e); - } - - state->printStats(); - - return 0; - } -} - -static RegisterLegacyCommand s1("nix-instantiate", _main); |