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-rw-r--r--src/libexpr/eval.cc24
-rw-r--r--src/libexpr/get-drvs.cc3
-rw-r--r--src/libexpr/parser.y3
-rw-r--r--src/libexpr/primops.cc6
-rw-r--r--src/libexpr/value-to-xml.cc5
-rw-r--r--src/libstore/build.cc11
-rw-r--r--src/libstore/builtins/buildenv.cc3
-rw-r--r--src/libstore/local-store.cc3
-rw-r--r--src/libstore/misc.cc9
-rw-r--r--src/libstore/references.cc3
-rw-r--r--src/libstore/store-api.cc3
-rw-r--r--src/nix-env/nix-env.cc7
-rw-r--r--src/nix-store/dotgraph.cc7
-rw-r--r--src/nix-store/nix-store.cc3
-rw-r--r--src/nix/verify.cc3
-rw-r--r--src/resolve-system-dependencies/resolve-system-dependencies.cc4
16 files changed, 32 insertions, 65 deletions
diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc
index 9f4b6b411..f60e8d3ab 100644
--- a/src/libexpr/eval.cc
+++ b/src/libexpr/eval.cc
@@ -46,11 +46,10 @@ static void printValue(std::ostream & str, std::set<const Value *> & active, con
{
checkInterrupt();
- if (active.find(&v) != active.end()) {
+ if (!active.insert(&v).second) {
str << "<CYCLE>";
return;
}
- active.insert(&v);
switch (v.type) {
case tInt:
@@ -1446,8 +1445,7 @@ void EvalState::forceValueDeep(Value & v)
std::function<void(Value & v)> recurse;
recurse = [&](Value & v) {
- if (seen.find(&v) != seen.end()) return;
- seen.insert(&v);
+ if (!seen.insert(&v).second) return;
forceValue(v);
@@ -1865,8 +1863,7 @@ size_t valueSize(Value & v)
std::set<const void *> seen;
auto doString = [&](const char * s) -> size_t {
- if (seen.find(s) != seen.end()) return 0;
- seen.insert(s);
+ if (!seen.insert(s).second) return 0;
return strlen(s) + 1;
};
@@ -1874,8 +1871,7 @@ size_t valueSize(Value & v)
std::function<size_t(Env & v)> doEnv;
doValue = [&](Value & v) -> size_t {
- if (seen.find(&v) != seen.end()) return 0;
- seen.insert(&v);
+ if (!seen.insert(&v).second) return 0;
size_t sz = sizeof(Value);
@@ -1890,8 +1886,7 @@ size_t valueSize(Value & v)
sz += doString(v.path);
break;
case tAttrs:
- if (seen.find(v.attrs) == seen.end()) {
- seen.insert(v.attrs);
+ if (seen.insert(v.attrs).second) {
sz += sizeof(Bindings) + sizeof(Attr) * v.attrs->capacity();
for (auto & i : *v.attrs)
sz += doValue(*i.value);
@@ -1900,8 +1895,7 @@ size_t valueSize(Value & v)
case tList1:
case tList2:
case tListN:
- if (seen.find(v.listElems()) == seen.end()) {
- seen.insert(v.listElems());
+ if (seen.insert(v.listElems()).second) {
sz += v.listSize() * sizeof(Value *);
for (size_t n = 0; n < v.listSize(); ++n)
sz += doValue(*v.listElems()[n]);
@@ -1922,8 +1916,7 @@ size_t valueSize(Value & v)
sz += doValue(*v.primOpApp.right);
break;
case tExternal:
- if (seen.find(v.external) != seen.end()) break;
- seen.insert(v.external);
+ if (!seen.insert(v.external).second) break;
sz += v.external->valueSize(seen);
break;
default:
@@ -1934,8 +1927,7 @@ size_t valueSize(Value & v)
};
doEnv = [&](Env & env) -> size_t {
- if (seen.find(&env) != seen.end()) return 0;
- seen.insert(&env);
+ if (!seen.insert(&env).second) return 0;
size_t sz = sizeof(Env) + sizeof(Value *) * env.size;
diff --git a/src/libexpr/get-drvs.cc b/src/libexpr/get-drvs.cc
index 21a4d7917..4e22a1d77 100644
--- a/src/libexpr/get-drvs.cc
+++ b/src/libexpr/get-drvs.cc
@@ -277,8 +277,7 @@ static bool getDerivation(EvalState & state, Value & v,
/* Remove spurious duplicates (e.g., a set like `rec { x =
derivation {...}; y = x;}'. */
- if (done.find(v.attrs) != done.end()) return false;
- done.insert(v.attrs);
+ if (!done.insert(v.attrs).second) return false;
DrvInfo drv(state, attrPath, v.attrs);
diff --git a/src/libexpr/parser.y b/src/libexpr/parser.y
index 967c88d9b..1dcd532ad 100644
--- a/src/libexpr/parser.y
+++ b/src/libexpr/parser.y
@@ -138,11 +138,10 @@ static void addAttr(ExprAttrs * attrs, AttrPath & attrPath,
static void addFormal(const Pos & pos, Formals * formals, const Formal & formal)
{
- if (formals->argNames.find(formal.name) != formals->argNames.end())
+ if (!formals->argNames.insert(formal.name).second)
throw ParseError(format("duplicate formal function argument '%1%' at %2%")
% formal.name % pos);
formals->formals.push_front(formal);
- formals->argNames.insert(formal.name);
}
diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc
index d4c60f870..deaffa605 100644
--- a/src/libexpr/primops.cc
+++ b/src/libexpr/primops.cc
@@ -396,8 +396,7 @@ static void prim_genericClosure(EvalState & state, const Pos & pos, Value * * ar
throw EvalError(format("attribute 'key' required, at %1%") % pos);
state.forceValue(*key->value);
- if (doneKeys.find(key->value) != doneKeys.end()) continue;
- doneKeys.insert(key->value);
+ if (!doneKeys.insert(key->value).second) continue;
res.push_back(e);
/* Call the `operator' function with `e' as argument. */
@@ -1273,13 +1272,12 @@ static void prim_listToAttrs(EvalState & state, const Pos & pos, Value * * args,
string name = state.forceStringNoCtx(*j->value, pos);
Symbol sym = state.symbols.create(name);
- if (seen.find(sym) == seen.end()) {
+ if (seen.insert(sym).second) {
Bindings::iterator j2 = v2.attrs->find(state.symbols.create(state.sValue));
if (j2 == v2.attrs->end())
throw TypeError(format("'value' attribute missing in a call to 'listToAttrs', at %1%") % pos);
v.attrs->push_back(Attr(sym, j2->value, j2->pos));
- seen.insert(sym);
}
}
diff --git a/src/libexpr/value-to-xml.cc b/src/libexpr/value-to-xml.cc
index 00b1918a8..1f0b1541d 100644
--- a/src/libexpr/value-to-xml.cc
+++ b/src/libexpr/value-to-xml.cc
@@ -105,10 +105,9 @@ static void printValueAsXML(EvalState & state, bool strict, bool location,
XMLOpenElement _(doc, "derivation", xmlAttrs);
- if (drvPath != "" && drvsSeen.find(drvPath) == drvsSeen.end()) {
- drvsSeen.insert(drvPath);
+ if (drvPath != "" && drvsSeen.insert(drvPath).second)
showAttrs(state, strict, location, *v.attrs, doc, context, drvsSeen);
- } else
+ else
doc.writeEmptyElement("repeated");
}
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 9a6729f9e..0e0f8a545 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -568,10 +568,9 @@ UserLock::UserLock()
{
auto lockedPaths(lockedPaths_.lock());
- if (lockedPaths->count(fnUserLock))
+ if (!lockedPaths->insert(fnUserLock).second)
/* We already have a lock on this one. */
continue;
- lockedPaths->insert(fnUserLock);
}
try {
@@ -620,8 +619,8 @@ UserLock::UserLock()
UserLock::~UserLock()
{
auto lockedPaths(lockedPaths_.lock());
- assert(lockedPaths->count(fnUserLock));
- lockedPaths->erase(fnUserLock);
+ auto erased = lockedPaths->erase(fnUserLock);
+ assert(erased);
}
@@ -1125,10 +1124,8 @@ void DerivationGoal::addWantedOutputs(const StringSet & outputs)
needRestart = true;
} else
for (auto & i : outputs)
- if (wantedOutputs.find(i) == wantedOutputs.end()) {
- wantedOutputs.insert(i);
+ if (wantedOutputs.insert(i).second)
needRestart = true;
- }
}
diff --git a/src/libstore/builtins/buildenv.cc b/src/libstore/builtins/buildenv.cc
index 74e706664..096593886 100644
--- a/src/libstore/builtins/buildenv.cc
+++ b/src/libstore/builtins/buildenv.cc
@@ -123,8 +123,7 @@ static Path out;
static void addPkg(const Path & pkgDir, int priority)
{
- if (done.count(pkgDir)) return;
- done.insert(pkgDir);
+ if (!done.insert(pkgDir).second) return;
createLinks(pkgDir, out, priority);
try {
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index a2af51d0e..859094e61 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -1292,8 +1292,7 @@ void LocalStore::verifyPath(const Path & path, const PathSet & store,
{
checkInterrupt();
- if (done.find(path) != done.end()) return;
- done.insert(path);
+ if (!done.insert(path).second) return;
if (!isStorePath(path)) {
printError(format("path '%1%' is not in the Nix store") % path);
diff --git a/src/libstore/misc.cc b/src/libstore/misc.cc
index dddf13430..05b93d4c9 100644
--- a/src/libstore/misc.cc
+++ b/src/libstore/misc.cc
@@ -29,8 +29,7 @@ void Store::computeFSClosure(const PathSet & startPaths,
{
auto state(state_.lock());
if (state->exc) return;
- if (state->paths.count(path)) return;
- state->paths.insert(path);
+ if (!state->paths.insert(path).second) return;
state->pending++;
}
@@ -175,8 +174,7 @@ void Store::queryMissing(const PathSet & targets,
{
auto state(state_.lock());
- if (state->done.count(path)) return;
- state->done.insert(path);
+ if (!state->done.insert(path).second) return;
}
DrvPathWithOutputs i2 = parseDrvPathWithOutputs(path);
@@ -252,8 +250,7 @@ Paths Store::topoSortPaths(const PathSet & paths)
if (parents.find(path) != parents.end())
throw BuildError(format("cycle detected in the references of '%1%' from '%2%'") % path % *parent);
- if (visited.find(path) != visited.end()) return;
- visited.insert(path);
+ if (!visited.insert(path).second) return;
parents.insert(path);
PathSet references;
diff --git a/src/libstore/references.cc b/src/libstore/references.cc
index 5b7eb1f84..0dcc264c3 100644
--- a/src/libstore/references.cc
+++ b/src/libstore/references.cc
@@ -36,11 +36,10 @@ static void search(const unsigned char * s, size_t len,
}
if (!match) continue;
string ref((const char *) s + i, refLength);
- if (hashes.find(ref) != hashes.end()) {
+ if (hashes.erase(ref)) {
debug(format("found reference to '%1%' at offset '%2%'")
% ref % i);
seen.insert(ref);
- hashes.erase(ref);
}
++i;
}
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 5f63c53b5..be13fa49a 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -954,8 +954,7 @@ std::list<ref<Store>> getDefaultSubstituters()
StringSet done;
auto addStore = [&](const std::string & uri) {
- if (done.count(uri)) return;
- done.insert(uri);
+ if (!done.insert(uri).second) return;
try {
stores.push_back(openStore(uri));
} catch (Error & e) {
diff --git a/src/nix-env/nix-env.cc b/src/nix-env/nix-env.cc
index 87b2e43f0..48686ce72 100644
--- a/src/nix-env/nix-env.cc
+++ b/src/nix-env/nix-env.cc
@@ -124,11 +124,10 @@ static void getAllExprs(EvalState & state,
string attrName = i;
if (hasSuffix(attrName, ".nix"))
attrName = string(attrName, 0, attrName.size() - 4);
- if (attrs.find(attrName) != attrs.end()) {
+ if (!attrs.insert(attrName).second) {
printError(format("warning: name collision in input Nix expressions, skipping '%1%'") % path2);
continue;
}
- attrs.insert(attrName);
/* Load the expression on demand. */
Value & vFun = state.getBuiltin("import");
Value & vArg(*state.allocValue());
@@ -307,10 +306,8 @@ static DrvInfos filterBySelector(EvalState & state, const DrvInfos & allElems,
/* Insert only those elements in the final list that we
haven't inserted before. */
for (auto & j : matches)
- if (done.find(j.second) == done.end()) {
- done.insert(j.second);
+ if (done.insert(j.second).second)
elems.push_back(j.first);
- }
}
checkSelectorUse(selectors);
diff --git a/src/nix-store/dotgraph.cc b/src/nix-store/dotgraph.cc
index abdfa5e58..d448654fe 100644
--- a/src/nix-store/dotgraph.cc
+++ b/src/nix-store/dotgraph.cc
@@ -71,9 +71,7 @@ void printClosure(const Path & nePath, const StoreExpr & fs)
Path path = *(workList.begin());
workList.erase(path);
- if (doneSet.find(path) == doneSet.end()) {
- doneSet.insert(path);
-
+ if (doneSet.insert(path).second) {
ClosureElems::const_iterator elem = fs.closure.elems.find(path);
if (elem == fs.closure.elems.end())
throw Error(format("bad closure, missing path '%1%'") % path);
@@ -104,8 +102,7 @@ void printDotGraph(ref<Store> store, const PathSet & roots)
Path path = *(workList.begin());
workList.erase(path);
- if (doneSet.find(path) != doneSet.end()) continue;
- doneSet.insert(path);
+ if (!doneSet.insert(path).second) continue;
cout << makeNode(path, symbolicName(path), "#ff0000");
diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc
index 0cbceb02f..19384499d 100644
--- a/src/nix-store/nix-store.cc
+++ b/src/nix-store/nix-store.cc
@@ -242,11 +242,10 @@ const string treeNull = " ";
static void printTree(const Path & path,
const string & firstPad, const string & tailPad, PathSet & done)
{
- if (done.find(path) != done.end()) {
+ if (!done.insert(path).second) {
cout << format("%1%%2% [...]\n") % firstPad % path;
return;
}
- done.insert(path);
cout << format("%1%%2%\n") % firstPad % path;
diff --git a/src/nix/verify.cc b/src/nix/verify.cc
index 7ef571561..2e0d5cffe 100644
--- a/src/nix/verify.cc
+++ b/src/nix/verify.cc
@@ -118,8 +118,7 @@ struct CmdVerify : StorePathsCommand
auto doSigs = [&](StringSet sigs) {
for (auto sig : sigs) {
- if (sigsSeen.count(sig)) continue;
- sigsSeen.insert(sig);
+ if (!sigsSeen.insert(sig).second) continue;
if (validSigs < ValidPathInfo::maxSigs && info->checkSignature(publicKeys, sig))
validSigs++;
}
diff --git a/src/resolve-system-dependencies/resolve-system-dependencies.cc b/src/resolve-system-dependencies/resolve-system-dependencies.cc
index e02cfc03e..45e8b6796 100644
--- a/src/resolve-system-dependencies/resolve-system-dependencies.cc
+++ b/src/resolve-system-dependencies/resolve-system-dependencies.cc
@@ -117,9 +117,7 @@ Path resolveSymlink(const Path & path)
std::set<string> resolveTree(const Path & path, PathSet & deps)
{
std::set<string> results;
- if (deps.count(path))
- return {};
- deps.insert(path);
+ if (!deps.insert(path).second) return {};
for (auto & lib : runResolver(path)) {
results.insert(lib);
for (auto & p : resolveTree(lib, deps)) {