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-rw-r--r--src/libexpr/common-opts.cc7
-rw-r--r--src/libexpr/eval.cc147
-rw-r--r--src/libexpr/eval.hh6
-rw-r--r--src/libexpr/get-drvs.cc2
-rw-r--r--src/libexpr/nixexpr.cc63
-rw-r--r--src/libexpr/nixexpr.hh20
-rw-r--r--src/libexpr/parser.y32
-rw-r--r--src/libexpr/primops.cc32
-rw-r--r--src/libexpr/value-to-xml.cc2
-rw-r--r--src/nix-env/nix-env.cc4
-rw-r--r--src/nix-env/user-env.cc15
11 files changed, 184 insertions, 146 deletions
diff --git a/src/libexpr/common-opts.cc b/src/libexpr/common-opts.cc
index 6b393c07d..c364aa9cb 100644
--- a/src/libexpr/common-opts.cc
+++ b/src/libexpr/common-opts.cc
@@ -20,14 +20,17 @@ bool parseOptionArg(const string & arg, Strings::iterator & i,
if (i == argsEnd) throw error;
string value = *i++;
+ /* !!! check for duplicates! */
Value * v = state.allocValue();
- autoArgs[state.symbols.create(name)].value = v;
+ autoArgs.push_back(Attr(state.symbols.create(name), v));
if (arg == "--arg")
state.mkThunk_(*v, parseExprFromString(state, value, absPath(".")));
else
mkString(*v, value);
-
+
+ autoArgs.sort(); // !!! inefficient
+
return true;
}
diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc
index 124cf6498..4aa8fc1e4 100644
--- a/src/libexpr/eval.cc
+++ b/src/libexpr/eval.cc
@@ -34,18 +34,16 @@ namespace nix {
Bindings::iterator Bindings::find(const Symbol & name)
{
- iterator i = begin();
- for ( ; i != end() && i->name != name; ++i) ;
- return i;
+ Attr key(name, 0);
+ iterator i = lower_bound(begin(), end(), key);
+ if (i != end() && i->name == name) return i;
+ return end();
}
-Attr & Bindings::operator [] (const Symbol & name)
+void Bindings::sort()
{
- iterator i = find(name);
- if (i != end()) return *i;
- push_back(Attr(name, 0));
- return back();
+ std::sort(begin(), end());
}
@@ -178,12 +176,12 @@ void EvalState::addPrimOp(const string & name,
{
Value * v = allocValue();
string name2 = string(name, 0, 2) == "__" ? string(name, 2) : name;
- Symbol sym = symbols.create(name);
+ Symbol sym = symbols.create(name2);
v->type = tPrimOp;
v->primOp = NEW PrimOp(primOp, arity, sym);
- staticBaseEnv.vars[sym] = baseEnvDispl;
+ staticBaseEnv.vars[symbols.create(name)] = baseEnvDispl;
baseEnv.values[baseEnvDispl++] = v;
- baseEnv.values[0]->attrs->push_back(Attr(symbols.create(name2), v));
+ baseEnv.values[0]->attrs->push_back(Attr(sym, v));
}
@@ -506,32 +504,38 @@ void ExprPath::eval(EvalState & state, Env & env, Value & v)
void ExprAttrs::eval(EvalState & state, Env & env, Value & v)
{
- state.mkAttrs(v);
+ state.mkAttrs(v); // !!! reserve size
if (recursive) {
/* Create a new environment that contains the attributes in
this `rec'. */
- Env & env2(state.allocEnv(attrs.size() + inherited.size()));
+ Env & env2(state.allocEnv(attrs.size()));
env2.up = &env;
+ AttrDefs::iterator overrides = attrs.find(state.sOverrides);
+ bool hasOverrides = overrides != attrs.end();
+
+ /* The recursive attributes are evaluated in the new
+ environment, while the inherited attributes are evaluated
+ in the original environment. */
unsigned int displ = 0;
+ foreach (AttrDefs::iterator, i, attrs)
+ if (i->second.inherited) {
+ /* !!! handle overrides? */
+ Value * vAttr = state.lookupVar(&env, i->second.var);
+ env2.values[displ++] = vAttr;
+ v.attrs->push_back(Attr(i->first, vAttr, &i->second.pos));
+ } else {
+ Value * vAttr;
+ if (hasOverrides) {
+ vAttr = state.allocValue();
+ mkThunk(*vAttr, env2, i->second.e);
+ } else
+ vAttr = state.maybeThunk(env2, i->second.e);
+ env2.values[displ++] = vAttr;
+ v.attrs->push_back(Attr(i->first, vAttr, &i->second.pos));
+ }
- /* The recursive attributes are evaluated in the new
- environment. */
- foreach (Attrs::iterator, i, attrs) {
- Value * vAttr = state.maybeThunk(env2, i->second.first);
- env2.values[displ++] = vAttr;
- v.attrs->push_back(nix::Attr(i->first, vAttr, &i->second.second));
- }
-
- /* The inherited attributes, on the other hand, are
- evaluated in the original environment. */
- foreach (list<Inherited>::iterator, i, inherited) {
- Value * vAttr = state.lookupVar(&env, i->first);
- env2.values[displ++] = vAttr;
- v.attrs->push_back(nix::Attr(i->first.name, vAttr, &i->second));
- }
-
/* If the rec contains an attribute called `__overrides', then
evaluate it, and add the attributes in that set to the rec.
This allows overriding of recursive attributes, which is
@@ -540,30 +544,27 @@ void ExprAttrs::eval(EvalState & state, Env & env, Value & v)
still reference the original value, because that value has
been substituted into the bodies of the other attributes.
Hence we need __overrides.) */
- Bindings::iterator overrides = v.attrs->find(state.sOverrides);
- if (overrides != v.attrs->end()) {
- state.forceAttrs(*overrides->value);
- foreach (Bindings::iterator, i, *overrides->value->attrs) {
- nix::Attr & a = (*v.attrs)[i->name];
- if (a.value)
- env2.values[displs[i->name]] = i->value;
- a = *i;
+ if (hasOverrides) {
+ Value * vOverrides = (*v.attrs)[overrides->second.displ].value;
+ state.forceAttrs(*vOverrides);
+ foreach (Bindings::iterator, i, *vOverrides->attrs) {
+ AttrDefs::iterator j = attrs.find(i->name);
+ if (j != attrs.end()) {
+ (*v.attrs)[j->second.displ] = *i;
+ env2.values[j->second.displ] = i->value;
+ } else
+ v.attrs->push_back(*i);
}
+ v.attrs->sort();
}
}
else {
- foreach (Attrs::iterator, i, attrs) {
- nix::Attr & a = (*v.attrs)[i->first];
- a.value = state.maybeThunk(env, i->second.first);
- a.pos = &i->second.second;
- }
-
- foreach (list<Inherited>::iterator, i, inherited) {
- nix::Attr & a = (*v.attrs)[i->first.name];
- a.value = state.lookupVar(&env, i->first);
- a.pos = &i->second;
- }
+ foreach (AttrDefs::iterator, i, attrs)
+ if (i->second.inherited)
+ v.attrs->push_back(Attr(i->first, state.lookupVar(&env, i->second.var), &i->second.pos));
+ else
+ v.attrs->push_back(Attr(i->first, state.maybeThunk(env, i->second.e), &i->second.pos));
}
}
@@ -572,20 +573,18 @@ void ExprLet::eval(EvalState & state, Env & env, Value & v)
{
/* Create a new environment that contains the attributes in this
`let'. */
- Env & env2(state.allocEnv(attrs->attrs.size() + attrs->inherited.size()));
+ Env & env2(state.allocEnv(attrs->attrs.size()));
env2.up = &env;
- unsigned int displ = 0;
-
- /* The recursive attributes are evaluated in the new
+ /* The recursive attributes are evaluated in the new environment,
+ while the inherited attributes are evaluated in the original
environment. */
- foreach (ExprAttrs::Attrs::iterator, i, attrs->attrs)
- env2.values[displ++] = state.maybeThunk(env2, i->second.first);
-
- /* The inherited attributes, on the other hand, are evaluated in
- the original environment. */
- foreach (list<ExprAttrs::Inherited>::iterator, i, attrs->inherited)
- env2.values[displ++] = state.lookupVar(&env, i->first);
+ unsigned int displ = 0;
+ foreach (ExprAttrs::AttrDefs::iterator, i, attrs->attrs)
+ if (i->second.inherited)
+ env2.values[displ++] = state.lookupVar(&env, i->second.var);
+ else
+ env2.values[displ++] = state.maybeThunk(env2, i->second.e);
state.eval(env2, body, v);
}
@@ -736,7 +735,7 @@ void EvalState::callFunction(Value & fun, Value & arg, Value & v)
argument (unless the attribute match specifies a `...').
TODO: show the names of the expected/unexpected
arguments. */
- if (!fun.lambda.fun->formals->ellipsis && attrsUsed != arg.attrs->size())
+ if (!fun.lambda.fun->formals->ellipsis && attrsUsed != arg.attrs->size())
throwTypeError("function at %1% called with unexpected argument", fun.lambda.fun->pos);
}
@@ -764,11 +763,13 @@ void EvalState::autoCallFunction(Bindings & args, Value & fun, Value & res)
foreach (Formals::Formals_::iterator, i, fun.lambda.fun->formals->formals) {
Bindings::iterator j = args.find(i->name);
if (j != args.end())
- (*actualArgs.attrs)[i->name] = *j;
+ actualArgs.attrs->push_back(*j);
else if (!i->def)
throwTypeError("cannot auto-call a function that has an argument without a default value (`%1%')", i->name);
}
+ actualArgs.attrs->sort();
+
callFunction(fun, actualArgs, res);
}
@@ -851,12 +852,28 @@ void ExprOpUpdate::eval(EvalState & state, Env & env, Value & v)
if (v1.attrs->size() == 0) { v = v2; return; }
if (v2.attrs->size() == 0) { v = v1; return; }
- state.cloneAttrs(v1, v);
+ state.mkAttrs(v);
+
+ /* Merge the attribute sets, preferring values from the second
+ set. Make sure to keep the resulting vector in sorted
+ order. */
+ Bindings::iterator i = v1.attrs->begin();
+ Bindings::iterator j = v2.attrs->begin();
- /* !!! fix */
- foreach (Bindings::iterator, i, *v2.attrs)
- (*v.attrs)[i->name] = *i;
+ while (i != v1.attrs->end() && j != v2.attrs->end()) {
+ if (i->name == j->name) {
+ v.attrs->push_back(*j);
+ ++i; ++j;
+ }
+ else if (i->name < j->name)
+ v.attrs->push_back(*i++);
+ else
+ v.attrs->push_back(*j++);
+ }
+ while (i != v1.attrs->end()) v.attrs->push_back(*i++);
+ while (j != v2.attrs->end()) v.attrs->push_back(*j++);
+
state.nrOpUpdateValuesCopied += v.attrs->size();
}
diff --git a/src/libexpr/eval.hh b/src/libexpr/eval.hh
index e1aa69dd3..7f801d112 100644
--- a/src/libexpr/eval.hh
+++ b/src/libexpr/eval.hh
@@ -34,7 +34,7 @@ class Bindings : public BindingsBase
{
public:
iterator find(const Symbol & name);
- Attr & operator [] (const Symbol & name);
+ void sort();
};
@@ -142,6 +142,10 @@ struct Attr
Attr(Symbol name, Value * value, Pos * pos = &noPos)
: name(name), value(value), pos(pos) { };
Attr() : pos(&noPos) { };
+ bool operator < (const Attr & a) const
+ {
+ return name < a.name;
+ }
};
diff --git a/src/libexpr/get-drvs.cc b/src/libexpr/get-drvs.cc
index 312c2cd40..a28a705d2 100644
--- a/src/libexpr/get-drvs.cc
+++ b/src/libexpr/get-drvs.cc
@@ -168,7 +168,7 @@ static void getDerivations(EvalState & state, Value & vIn,
foreach (SortedSymbols::iterator, i, attrs) {
startNest(nest, lvlDebug, format("evaluating attribute `%1%'") % i->first);
string pathPrefix2 = addToPath(pathPrefix, i->first);
- Value & v2(*(*v.attrs)[i->second].value);
+ Value & v2(*v.attrs->find(i->second)->value);
if (combineChannels)
getDerivations(state, v2, pathPrefix2, autoArgs, drvs, done);
else if (getDerivation(state, v2, pathPrefix2, drvs, done)) {
diff --git a/src/libexpr/nixexpr.cc b/src/libexpr/nixexpr.cc
index 9f2ea7883..147f50853 100644
--- a/src/libexpr/nixexpr.cc
+++ b/src/libexpr/nixexpr.cc
@@ -55,10 +55,11 @@ void ExprAttrs::show(std::ostream & str)
{
if (recursive) str << "rec ";
str << "{ ";
- foreach (list<Inherited>::iterator, i, inherited)
- str << "inherit " << i->first.name << "; ";
- foreach (Attrs::iterator, i, attrs)
- str << i->first << " = " << *i->second.first << "; ";
+ foreach (AttrDefs::iterator, i, attrs)
+ if (i->second.inherited)
+ str << "inherit " << i->first << " " << "; ";
+ else
+ str << i->first << " = " << *i->second.e << "; ";
str << "}";
}
@@ -91,10 +92,11 @@ void ExprLambda::show(std::ostream & str)
void ExprLet::show(std::ostream & str)
{
str << "let ";
- foreach (list<ExprAttrs::Inherited>::iterator, i, attrs->inherited)
- str << "inherit " << i->first.name << "; ";
- foreach (ExprAttrs::Attrs::iterator, i, attrs->attrs)
- str << i->first << " = " << *i->second.first << "; ";
+ foreach (ExprAttrs::AttrDefs::iterator, i, attrs->attrs)
+ if (i->second.inherited)
+ str << "inherit " << i->first << "; ";
+ else
+ str << i->first << " = " << *i->second.e << "; ";
str << "in " << *body;
}
@@ -211,26 +213,18 @@ void ExprAttrs::bindVars(const StaticEnv & env)
StaticEnv newEnv(false, &env);
unsigned int displ = 0;
-
- foreach (ExprAttrs::Attrs::iterator, i, attrs)
- displs[i->first] = newEnv.vars[i->first] = displ++;
-
- foreach (list<Inherited>::iterator, i, inherited) {
- displs[i->first.name] = newEnv.vars[i->first.name] = displ++;
- i->first.bind(env);
- }
-
- foreach (ExprAttrs::Attrs::iterator, i, attrs)
- i->second.first->bindVars(newEnv);
+ foreach (AttrDefs::iterator, i, attrs)
+ newEnv.vars[i->first] = i->second.displ = displ++;
+
+ foreach (AttrDefs::iterator, i, attrs)
+ if (i->second.inherited) i->second.var.bind(env);
+ else i->second.e->bindVars(newEnv);
}
- else {
- foreach (ExprAttrs::Attrs::iterator, i, attrs)
- i->second.first->bindVars(env);
-
- foreach (list<Inherited>::iterator, i, inherited)
- i->first.bind(env);
- }
+ else
+ foreach (AttrDefs::iterator, i, attrs)
+ if (i->second.inherited) i->second.var.bind(env);
+ else i->second.e->bindVars(env);
}
void ExprList::bindVars(const StaticEnv & env)
@@ -263,17 +257,12 @@ void ExprLet::bindVars(const StaticEnv & env)
StaticEnv newEnv(false, &env);
unsigned int displ = 0;
-
- foreach (ExprAttrs::Attrs::iterator, i, attrs->attrs)
- newEnv.vars[i->first] = displ++;
-
- foreach (list<ExprAttrs::Inherited>::iterator, i, attrs->inherited) {
- newEnv.vars[i->first.name] = displ++;
- i->first.bind(env);
- }
-
- foreach (ExprAttrs::Attrs::iterator, i, attrs->attrs)
- i->second.first->bindVars(newEnv);
+ foreach (ExprAttrs::AttrDefs::iterator, i, attrs->attrs)
+ newEnv.vars[i->first] = i->second.displ = displ++;
+
+ foreach (ExprAttrs::AttrDefs::iterator, i, attrs->attrs)
+ if (i->second.inherited) i->second.var.bind(env);
+ else i->second.e->bindVars(newEnv);
body->bindVars(newEnv);
}
diff --git a/src/libexpr/nixexpr.hh b/src/libexpr/nixexpr.hh
index 1aa3df368..8f976f1de 100644
--- a/src/libexpr/nixexpr.hh
+++ b/src/libexpr/nixexpr.hh
@@ -101,6 +101,7 @@ struct VarRef
unsigned int level;
unsigned int displ;
+ VarRef() { };
VarRef(const Symbol & name) : name(name) { };
void bind(const StaticEnv & env);
};
@@ -131,13 +132,18 @@ struct ExprOpHasAttr : Expr
struct ExprAttrs : Expr
{
bool recursive;
- typedef std::pair<Expr *, Pos> Attr;
- typedef std::pair<VarRef, Pos> Inherited;
- typedef std::map<Symbol, Attr> Attrs;
- Attrs attrs;
- list<Inherited> inherited;
- std::map<Symbol, Pos> attrNames; // used during parsing
- std::map<Symbol, unsigned int> displs;
+ struct AttrDef {
+ bool inherited;
+ Expr * e; // if not inherited
+ VarRef var; // if inherited
+ Pos pos;
+ unsigned int displ; // displacement
+ AttrDef(Expr * e, const Pos & pos) : inherited(false), e(e), pos(pos) { };
+ AttrDef(const Symbol & name, const Pos & pos) : inherited(true), var(name), pos(pos) { };
+ AttrDef() { };
+ };
+ typedef std::map<Symbol, AttrDef> AttrDefs;
+ AttrDefs attrs;
ExprAttrs() : recursive(false) { };
COMMON_METHODS
};
diff --git a/src/libexpr/parser.y b/src/libexpr/parser.y
index 3a72a4ade..c6d29b6ca 100644
--- a/src/libexpr/parser.y
+++ b/src/libexpr/parser.y
@@ -93,20 +93,20 @@ static void addAttr(ExprAttrs * attrs, const vector<Symbol> & attrPath,
unsigned int n = 0;
foreach (vector<Symbol>::const_iterator, i, attrPath) {
n++;
- ExprAttrs::Attrs::iterator j = attrs->attrs.find(*i);
+ ExprAttrs::AttrDefs::iterator j = attrs->attrs.find(*i);
if (j != attrs->attrs.end()) {
- ExprAttrs * attrs2 = dynamic_cast<ExprAttrs *>(j->second.first);
- if (!attrs2 || n == attrPath.size()) dupAttr(attrPath, pos, j->second.second);
- attrs = attrs2;
+ if (!j->second.inherited) {
+ ExprAttrs * attrs2 = dynamic_cast<ExprAttrs *>(j->second.e);
+ if (!attrs2 || n == attrPath.size()) dupAttr(attrPath, pos, j->second.pos);
+ attrs = attrs2;
+ } else
+ dupAttr(attrPath, pos, j->second.pos);
} else {
- if (attrs->attrNames.find(*i) != attrs->attrNames.end())
- dupAttr(attrPath, pos, attrs->attrNames[*i]);
- attrs->attrNames[*i] = pos;
if (n == attrPath.size())
- attrs->attrs[*i] = ExprAttrs::Attr(e, pos);
+ attrs->attrs[*i] = ExprAttrs::AttrDef(e, pos);
else {
ExprAttrs * nested = new ExprAttrs;
- attrs->attrs[*i] = ExprAttrs::Attr(nested, pos);
+ attrs->attrs[*i] = ExprAttrs::AttrDef(nested, pos);
attrs = nested;
}
}
@@ -383,21 +383,19 @@ binds
| binds INHERIT ids ';'
{ $$ = $1;
foreach (vector<Symbol>::iterator, i, *$3) {
- if ($$->attrNames.find(*i) != $$->attrNames.end())
- dupAttr(*i, makeCurPos(@3, data), $$->attrNames[*i]);
+ if ($$->attrs.find(*i) != $$->attrs.end())
+ dupAttr(*i, makeCurPos(@3, data), $$->attrs[*i].pos);
Pos pos = makeCurPos(@3, data);
- $$->inherited.push_back(ExprAttrs::Inherited(*i, pos));
- $$->attrNames[*i] = pos;
+ $$->attrs[*i] = ExprAttrs::AttrDef(*i, pos);
}
}
| binds INHERIT '(' expr ')' ids ';'
{ $$ = $1;
/* !!! Should ensure sharing of the expression in $4. */
foreach (vector<Symbol>::iterator, i, *$6) {
- if ($$->attrNames.find(*i) != $$->attrNames.end())
- dupAttr(*i, makeCurPos(@6, data), $$->attrNames[*i]);
- $$->attrs[*i] = ExprAttrs::Attr(new ExprSelect($4, *i), makeCurPos(@6, data));
- $$->attrNames[*i] = makeCurPos(@6, data);
+ if ($$->attrs.find(*i) != $$->attrs.end())
+ dupAttr(*i, makeCurPos(@6, data), $$->attrs[*i].pos);
+ $$->attrs[*i] = ExprAttrs::AttrDef(new ExprSelect($4, *i), makeCurPos(@6, data));
}}
| { $$ = new ExprAttrs; }
diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc
index 3e32dd3ff..7c713f384 100644
--- a/src/libexpr/primops.cc
+++ b/src/libexpr/primops.cc
@@ -209,14 +209,13 @@ static void prim_tryEval(EvalState & state, Value * * args, Value & v)
state.mkAttrs(v);
try {
state.forceValue(*args[0]);
- printMsg(lvlError, format("%1%") % *args[0]);
- (*v.attrs)[state.symbols.create("value")].value = args[0];
+ v.attrs->push_back(Attr(state.symbols.create("value"), args[0]));
mkBool(*state.allocAttr(v, state.symbols.create("success")), true);
- printMsg(lvlError, format("%1%") % v);
} catch (AssertionError & e) {
mkBool(*state.allocAttr(v, state.symbols.create("value")), false);
mkBool(*state.allocAttr(v, state.symbols.create("success")), false);
}
+ v.attrs->sort();
}
@@ -488,6 +487,7 @@ static void prim_derivationStrict(EvalState & state, Value * * args, Value & v)
state.mkAttrs(v);
mkString(*state.allocAttr(v, state.sOutPath), outPath, singleton<PathSet>(drvPath));
mkString(*state.allocAttr(v, state.sDrvPath), drvPath, singleton<PathSet>("=" + drvPath));
+ v.attrs->sort();
}
@@ -742,7 +742,9 @@ static void prim_removeAttrs(EvalState & state, Value * * args, Value & v)
names.insert(state.symbols.create(args[1]->list.elems[i]->string.s));
}
- /* Copy all attributes not in that set. */
+ /* Copy all attributes not in that set. Note that we don't need
+ to sort v.attrs because it's a subset of an already sorted
+ vector. */
state.mkAttrs(v);
foreach (Bindings::iterator, i, *args[0]->attrs) {
if (names.find(i->name) == names.end())
@@ -761,6 +763,8 @@ static void prim_listToAttrs(EvalState & state, Value * * args, Value & v)
state.mkAttrs(v);
+ std::set<Symbol> seen;
+
for (unsigned int i = 0; i < args[0]->list.length; ++i) {
Value & v2(*args[0]->list.elems[i]);
state.forceAttrs(v2);
@@ -774,10 +778,15 @@ static void prim_listToAttrs(EvalState & state, Value * * args, Value & v)
if (j2 == v2.attrs->end())
throw TypeError("`value' attribute missing in a call to `listToAttrs'");
- Attr & a = (*v.attrs)[state.symbols.create(name)];
- a.value = j2->value;
- a.pos = j2->pos;
+ Symbol sym = state.symbols.create(name);
+ if (seen.find(sym) == seen.end()) {
+ v.attrs->push_back(Attr(sym, j2->value, j2->pos));
+ seen.insert(sym);
+ }
+ /* !!! Throw an error if `name' already exists? */
}
+
+ v.attrs->sort();
}
@@ -825,6 +834,8 @@ static void prim_functionArgs(EvalState & state, Value * * args, Value & v)
foreach (Formals::Formals_::iterator, i, args[0]->lambda.fun->formals->formals)
// !!! should optimise booleans (allocate only once)
mkBool(*state.allocAttr(v, i->name), i->def);
+
+ v.attrs->sort();
}
@@ -1007,6 +1018,7 @@ static void prim_parseDrvName(EvalState & state, Value * * args, Value & v)
state.mkAttrs(v);
mkString(*state.allocAttr(v, state.sName), parsed.name);
mkString(*state.allocAttr(v, state.symbols.create("version")), parsed.version);
+ v.attrs->sort();
}
@@ -1119,7 +1131,11 @@ void EvalState::createBaseEnv()
// Versions
addPrimOp("__parseDrvName", 1, prim_parseDrvName);
- addPrimOp("__compareVersions", 2, prim_compareVersions);
+ addPrimOp("__compareVersions", 2, prim_compareVersions);
+
+ /* Now that we've added all primops, sort the `builtins' attribute
+ set, because attribute lookups expect it to be sorted. */
+ baseEnv.values[0]->attrs->sort();
}
diff --git a/src/libexpr/value-to-xml.cc b/src/libexpr/value-to-xml.cc
index 4f9b62d5f..bc63f7762 100644
--- a/src/libexpr/value-to-xml.cc
+++ b/src/libexpr/value-to-xml.cc
@@ -37,7 +37,7 @@ static void showAttrs(EvalState & state, bool strict, bool location,
names.insert(i->name);
foreach (StringSet::iterator, i, names) {
- Attr & a(attrs[state.symbols.create(*i)]);
+ Attr & a(*attrs.find(state.symbols.create(*i)));
XMLAttrs xmlAttrs;
xmlAttrs["name"] = *i;
diff --git a/src/nix-env/nix-env.cc b/src/nix-env/nix-env.cc
index 4895c68e9..58bc9af12 100644
--- a/src/nix-env/nix-env.cc
+++ b/src/nix-env/nix-env.cc
@@ -132,7 +132,7 @@ static void getAllExprs(EvalState & state,
if (hasSuffix(attrName, ".nix"))
attrName = string(attrName, 0, attrName.size() - 4);
attrs.attrs[state.symbols.create(attrName)] =
- ExprAttrs::Attr(parseExprFromFile(state, absPath(path2)), noPos);
+ ExprAttrs::AttrDef(parseExprFromFile(state, absPath(path2)), noPos);
}
else
/* `path2' is a directory (with no default.nix in it);
@@ -154,7 +154,7 @@ static Expr * loadSourceExpr(EvalState & state, const Path & path)
some system-wide directory). */
ExprAttrs * attrs = new ExprAttrs;
attrs->attrs[state.symbols.create("_combineChannels")] =
- ExprAttrs::Attr(new ExprList(), noPos);
+ ExprAttrs::AttrDef(new ExprList(), noPos);
getAllExprs(state, path, *attrs);
return attrs;
}
diff --git a/src/nix-env/user-env.cc b/src/nix-env/user-env.cc
index 34e00b7c2..acd866197 100644
--- a/src/nix-env/user-env.cc
+++ b/src/nix-env/user-env.cc
@@ -69,13 +69,14 @@ bool createUserEnv(EvalState & state, DrvInfos & elems,
mkString(*state.allocAttr(v, state.sOutPath), i->queryOutPath(state));
if (drvPath != "")
mkString(*state.allocAttr(v, state.sDrvPath), i->queryDrvPath(state));
-
- state.mkAttrs(*state.allocAttr(v, state.sMeta));
-
+
+ Value & vMeta = *state.allocAttr(v, state.sMeta);
+ state.mkAttrs(vMeta);
+
MetaInfo meta = i->queryMetaInfo(state);
foreach (MetaInfo::const_iterator, j, meta) {
- Value & v2(*state.allocAttr(*(*v.attrs)[state.sMeta].value, state.symbols.create(j->first)));
+ Value & v2(*state.allocAttr(vMeta, state.symbols.create(j->first)));
switch (j->second.type) {
case MetaValue::tpInt: mkInt(v2, j->second.intValue); break;
case MetaValue::tpString: mkString(v2, j->second.stringValue); break;
@@ -92,6 +93,9 @@ bool createUserEnv(EvalState & state, DrvInfos & elems,
}
}
+ vMeta.attrs->sort();
+ v.attrs->sort();
+
/* This is only necessary when installing store paths, e.g.,
`nix-env -i /nix/store/abcd...-foo'. */
store->addTempRoot(i->queryOutPath(state));
@@ -118,7 +122,8 @@ bool createUserEnv(EvalState & state, DrvInfos & elems,
mkString(*state.allocAttr(args, state.sSystem), thisSystem);
mkString(*state.allocAttr(args, state.symbols.create("manifest")),
manifestFile, singleton<PathSet>(manifestFile));
- (*args.attrs)[state.symbols.create("derivations")].value = &manifest;
+ args.attrs->push_back(Attr(state.symbols.create("derivations"), &manifest));
+ args.attrs->sort();
mkApp(topLevel, envBuilder, args);
/* Evaluate it. */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 09:17:31 +0000