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avoid indexed access to elements of the value map stack

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this makes us independent from the random access performance of the
underlying container.

Change-Id: I0e655320ad607ac43ef6797e52e6179570c155f4
Reviewed-by: Daniel Teske <daniel.teske@nokia.com>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@nokia.com>
This commit is contained in:
Oswald Buddenhagen
2012-08-27 15:03:48 +02:00
parent c17c479bb9
commit 3c740066b7
4 changed files with 39 additions and 28 deletions
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44
src/shared/proparser/qmakeevaluator.cpp
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@@ -1304,7 +1304,7 @@ QMakeEvaluator::VisitReturn QMakeEvaluator::visitProFile(
#ifdef QT_BUILD_QMAKE
for (ProValueMap::ConstIterator it = m_extraVars.constBegin();
it != m_extraVars.constEnd(); ++it)
m_valuemapStack[0].insert(it.key(), it.value());
m_valuemapStack.first().insert(it.key(), it.value());
#endif
m_handler->aboutToEval(currentProFile(), pro, type);
@@ -1673,15 +1673,17 @@ void QMakeEvaluator::checkRequirements(const ProStringList &deps)
ProValueMap *QMakeEvaluator::findValues(const ProKey &variableName, ProValueMap::Iterator *rit)
{
for (int i = m_valuemapStack.size(); --i >= 0; ) {
ProValueMap::Iterator it = m_valuemapStack[i].find(variableName);
if (it != m_valuemapStack[i].end()) {
ProValueMapStack::Iterator vmi = m_valuemapStack.end();
do {
--vmi;
ProValueMap::Iterator it = (*vmi).find(variableName);
if (it != (*vmi).end()) {
if (it->constBegin() == statics.fakeValue.constBegin())
return 0;
*rit = it;
return &m_valuemapStack[i];
return &(*vmi);
}
}
} while (vmi != m_valuemapStack.begin());
return 0;
}
@@ -1693,28 +1695,34 @@ ProStringList &QMakeEvaluator::valuesRef(const ProKey &variableName)
it->clear();
return *it;
}
for (int i = m_valuemapStack.size() - 1; --i >= 0; ) {
ProValueMap::ConstIterator it = m_valuemapStack.at(i).constFind(variableName);
if (it != m_valuemapStack.at(i).constEnd()) {
ProStringList &ret = m_valuemapStack.top()[variableName];
if (it->constBegin() != statics.fakeValue.constBegin())
ret = *it;
return ret;
}
ProValueMapStack::Iterator vmi = m_valuemapStack.end();
if (--vmi != m_valuemapStack.begin()) {
do {
--vmi;
ProValueMap::ConstIterator it = (*vmi).constFind(variableName);
if (it != (*vmi).constEnd()) {
ProStringList &ret = m_valuemapStack.top()[variableName];
if (it->constBegin() != statics.fakeValue.constBegin())
ret = *it;
return ret;
}
} while (vmi != m_valuemapStack.begin());
}
return m_valuemapStack.top()[variableName];
}
ProStringList QMakeEvaluator::values(const ProKey &variableName) const
{
for (int i = m_valuemapStack.size(); --i >= 0; ) {
ProValueMap::ConstIterator it = m_valuemapStack.at(i).constFind(variableName);
if (it != m_valuemapStack.at(i).constEnd()) {
ProValueMapStack::ConstIterator vmi = m_valuemapStack.constEnd();
do {
--vmi;
ProValueMap::ConstIterator it = (*vmi).constFind(variableName);
if (it != (*vmi).constEnd()) {
if (it->constBegin() == statics.fakeValue.constBegin())
break;
return *it;
}
}
} while (vmi != m_valuemapStack.constBegin());
return ProStringList();
}