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QmakeProjectManager: Fix possible crash on project document reload

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... while a parse is going on.

Fixes: QTCREATORBUG-25137
Change-Id: I02a914332ef120caee044139581e1901b4537bff
Reviewed-by: hjk <hjk@qt.io>
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
This commit is contained in:
Christian Kandeler
2021-04-12 11:00:14 +02:00
parent 5b219abe9e
commit 413b83ddf9
3 changed files with 43 additions and 1 deletions
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22
src/plugins/qmakeprojectmanager/qmakeproject.cpp
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@@ -122,7 +122,8 @@ public:
Q_UNUSED(errorString)
Q_UNUSED(flag)
Q_UNUSED(type)
m_priFile->scheduleUpdate();
if (m_priFile)
m_priFile->scheduleUpdate();
return true;
}
@@ -692,7 +693,26 @@ void QmakeBuildSystem::asyncUpdate()
return;
}
// Make sure we ignore requests for re-evaluation for files whose QmakePriFile objects
// will get deleted during the parse.
const auto docUpdater = [](Core::IDocument *doc) {
static_cast<QmakePriFileDocument *>(doc)->setPriFile(nullptr);
};
if (m_asyncUpdateState != AsyncFullUpdatePending) {
QSet<FilePath> projectFilePaths;
for (QmakeProFile * const file : qAsConst(m_partialEvaluate)) {
QVector<QmakePriFile *> priFiles = file->children();
for (int i = 0; i < priFiles.count(); ++i) {
const QmakePriFile * const priFile = priFiles.at(i);
projectFilePaths << priFile->filePath();
priFiles << priFile->children();
}
}
project()->updateExtraProjectFiles(projectFilePaths, docUpdater);
}
if (m_asyncUpdateState == AsyncFullUpdatePending) {
project()->updateExtraProjectFiles(docUpdater);
rootProFile()->asyncUpdate();
} else {
foreach (QmakeProFile *file, m_partialEvaluate)