diff options
Diffstat (limited to 'third_party/nix/src/libexpr/primops.cc')
| -rw-r--r-- | third_party/nix/src/libexpr/primops.cc | 45 |
1 files changed, 24 insertions, 21 deletions
diff --git a/third_party/nix/src/libexpr/primops.cc b/third_party/nix/src/libexpr/primops.cc index 06b9788bdf09..c754f0392b89 100644 --- a/third_party/nix/src/libexpr/primops.cc +++ b/third_party/nix/src/libexpr/primops.cc @@ -86,8 +86,8 @@ void EvalState::realiseContext(const PathSet& context) { PathSet willBuild; PathSet willSubstitute; PathSet unknown; - unsigned long long downloadSize; - unsigned long long narSize; + unsigned long long downloadSize = 0; + unsigned long long narSize = 0; store->queryMissing(drvs, willBuild, willSubstitute, unknown, downloadSize, narSize); store->buildPaths(drvs); @@ -130,7 +130,7 @@ static void prim_scopedImport(EvalState& state, const Pos& pos, Value** args, mkString(*((*outputsVal->list)[outputs_index++]), o.first); } - Value fun; + Value fun{}; state.evalFile( settings.nixDataDir + "/nix/corepkgs/imported-drv-to-derivation.nix", fun); @@ -216,7 +216,7 @@ static void prim_isNull(EvalState& state, const Pos& pos, Value** args, static void prim_isFunction(EvalState& state, const Pos& pos, Value** args, Value& v) { state.forceValue(*args[0]); - bool res; + bool res = 0; switch (args[0]->type) { case tLambda: case tPrimOp: @@ -350,7 +350,7 @@ static void prim_genericClosure(EvalState& state, const Pos& pos, Value** args, res.push_back(e); /* Call the `operator' function with `e' as argument. */ - Value call; + Value call{}; mkApp(call, *op->second.value, *e); state.forceList(call, pos); @@ -877,7 +877,7 @@ static void prim_readFile(EvalState& state, const Pos& pos, Value** args, } std::string s = readFile(state.checkSourcePath(state.toRealPath(path, context))); - if (s.find((char)0) != std::string::npos) { + if (s.find('\0') != std::string::npos) { throw Error(format("the contents of the file '%1%' cannot be represented " "as a Nix string") % path); @@ -1050,13 +1050,13 @@ static void addPath(EvalState& state, const Pos& pos, const std::string& name, /* Call the filter function. The first argument is the path, the second is a string indicating the type of the file. */ - Value arg1; + Value arg1{}; mkString(arg1, path); - Value fun2; + Value fun2{}; state.callFunction(*filterFun, arg1, fun2, noPos); - Value arg2; + Value arg2{}; mkString(arg2, S_ISREG(st.st_mode) ? "regular" : S_ISDIR(st.st_mode) @@ -1065,7 +1065,7 @@ static void addPath(EvalState& state, const Pos& pos, const std::string& name, ? "symlink" : "unknown" /* not supported, will fail! */); - Value res; + Value res{}; state.callFunction(fun2, arg2, res, noPos); return state.forceBool(res, pos); @@ -1421,7 +1421,7 @@ static void prim_isList(EvalState& state, const Pos& pos, Value** args, static void elemAt(EvalState& state, const Pos& pos, Value& list, int n, Value& v) { state.forceList(list, pos); - if (n < 0 || (unsigned int)n >= list.listSize()) { + if (n < 0 || static_cast<unsigned int>(n) >= list.listSize()) { throw Error(format("list index %1% is out of bounds, at %2%") % n % pos); } state.forceValue(*(*list.list)[n]); @@ -1480,7 +1480,7 @@ static void prim_filter(EvalState& state, const Pos& pos, Value** args, bool same = true; for (unsigned int n = 0; n < args[1]->listSize(); ++n) { - Value res; + Value res{}; state.callFunction(*args[0], *(*args[1]->list)[n], res, noPos); if (state.forceBool(res, pos)) { vs[k++] = (*args[1]->list)[n]; @@ -1538,7 +1538,7 @@ static void prim_foldlStrict(EvalState& state, const Pos& pos, Value** args, Value* vCur = args[1]; for (unsigned int n = 0; n < args[2]->listSize(); ++n) { - Value vTmp; + Value vTmp{}; state.callFunction(*args[0], *vCur, vTmp, pos); vCur = n == args[2]->listSize() - 1 ? &v : state.allocValue(); state.callFunction(vTmp, *(*args[2]->list)[n], *vCur, pos); @@ -1555,7 +1555,7 @@ static void anyOrAll(bool any, EvalState& state, const Pos& pos, Value** args, state.forceFunction(*args[0], pos); state.forceList(*args[1], pos); - Value vTmp; + Value vTmp{}; for (unsigned int n = 0; n < args[1]->listSize(); ++n) { state.callFunction(*args[0], *(*args[1]->list)[n], vTmp, pos); bool res = state.forceBool(vTmp, pos); @@ -1587,7 +1587,7 @@ static void prim_genList(EvalState& state, const Pos& pos, Value** args, state.mkList(v, len); - for (unsigned int n = 0; n < (unsigned int)len; ++n) { + for (unsigned int n = 0; n < static_cast<unsigned int>(len); ++n) { Value* arg = state.allocValue(); mkInt(*arg, n); mkApp(*((*v.list)[n] = state.allocValue()), *args[0], *arg); @@ -1615,8 +1615,8 @@ static void prim_sort(EvalState& state, const Pos& pos, Value** args, return CompareValues()(a, b); } - Value vTmp1; - Value vTmp2; + Value vTmp1{}; + Value vTmp2{}; state.callFunction(*args[0], *a, vTmp1, pos); state.callFunction(vTmp1, *b, vTmp2, pos); return state.forceBool(vTmp2, pos); @@ -1639,7 +1639,7 @@ static void prim_partition(EvalState& state, const Pos& pos, Value** args, for (Value* elem : *args[1]->list) { state.forceValue(*elem, pos); - Value res; + Value res{}; state.callFunction(*args[0], *elem, res, pos); if (state.forceBool(res, pos)) { right->push_back(elem); @@ -1790,7 +1790,10 @@ static void prim_substring(EvalState& state, const Pos& pos, Value** args, pos); } - mkString(v, (unsigned int)start >= s.size() ? "" : std::string(s, start, len), + mkString(v, + static_cast<unsigned int>(start) >= s.size() + ? "" + : std::string(s, start, len), context); } @@ -1875,7 +1878,7 @@ static void prim_split(EvalState& state, const Pos& pos, Value** args, const size_t len = std::distance(begin, end); state.mkList(v, 2 * len + 1); size_t idx = 0; - Value* elem; + Value* elem = nullptr; if (len == 0) { (*v.list)[idx++] = args[1]; @@ -2138,7 +2141,7 @@ void EvalState::createBaseEnv() { baseEnv.up = nullptr; /* Add global constants such as `true' to the base environment. */ - Value v; + Value v{}; /* `builtins' must be first! */ mkAttrs(v, 128); |