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Allow parser to remember defines, globals take precedence

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This commit is contained in:
GriffinR
2025-04-23 16:51:57 -04:00
parent b7e19a427d
commit 781f965d6b
3 changed files with 64 additions and 39 deletions
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16
include/core/parseutil.h
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@@ -60,7 +60,7 @@ public:
QStringList readCDefineNames(const QString &filename, const QSet<QString> &regexList, QString *error = nullptr);
void loadGlobalCDefinesFromFile(const QString &filename, QString *error = nullptr);
void loadGlobalCDefines(const QMap<QString,QString> &defines);
void resetGlobalCDefines();
void resetCDefines();
OrderedMap<QString, QHash<QString, QString>> readCStructs(const QString &, const QString & = "", const QHash<int, QString>& = {});
QList<QStringList> getLabelMacros(const QList<QStringList>&, const QString&);
QStringList getLabelValues(const QList<QStringList>&, const QString&);
@@ -93,10 +93,20 @@ private:
QString curDefine;
QHash<QString, QString> fileCache;
QHash<QString, QStringList> errorMap;
// The maps of define names to values/expressions that are available while parsing C defines.
// As the parser reads and evaluates more defines it will update these maps accordingly.
QMap<QString, int> knownDefineValues;
QMap<QString, QString> knownDefineExpressions;
// Maps of special define names to values/expressions that take precedence over defines encountered while parsing.
// Some (like 'TRUE'/'FALSE') are always present in these maps, others may be specified by the user with 'loadGlobalCDefines' / 'loadGlobalCDefinesFromFile'.
QMap<QString, int> globalDefineValues;
QMap<QString, QString> globalDefineExpressions;
int evaluateDefine(const QString&, const QString &, QMap<QString, int>*, QMap<QString, QString>*);
QList<Token> tokenizeExpression(QString, QMap<QString, int>*, QMap<QString, QString>*);
int evaluateDefine(const QString &identifier, bool *ok = nullptr);
int evaluateExpression(const QString &expression);
QList<Token> tokenizeExpression(QString expression);
QList<Token> generatePostfix(const QList<Token> &tokens);
int evaluatePostfix(const QList<Token> &postfix);
void recordError(const QString &message);