Eberhard Graether
4b4c9f56d8
Adds clang and llvm include directories and libraries to the build. The environment variable CLANG_DIR is used to define the location of llvm and clang. A simple clang tool implementation was added to assure proper operation of the libraries.
59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
#include "clang.h"
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#include "clang/AST/ASTContext.h"
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#include "clang/AST/ASTConsumer.h"
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#include "clang/AST/RecursiveASTVisitor.h"
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#include "clang/Frontend/CompilerInstance.h"
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#include "clang/Frontend/FrontendAction.h"
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#include "clang/Tooling/Tooling.h"
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using namespace clang;
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class FindNamedClassVisitor
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: public RecursiveASTVisitor<FindNamedClassVisitor> {
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public:
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explicit FindNamedClassVisitor(ASTContext *Context)
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: Context(Context) {}
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bool VisitCXXRecordDecl(CXXRecordDecl *Declaration) {
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if (Declaration->getQualifiedNameAsString() == "n::m::C") {
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FullSourceLoc FullLocation = Context->getFullLoc(Declaration->getLocStart());
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if (FullLocation.isValid())
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llvm::outs() << "Found declaration at "
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<< FullLocation.getSpellingLineNumber() << ":"
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<< FullLocation.getSpellingColumnNumber() << "\n";
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}
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return true;
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}
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private:
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ASTContext *Context;
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};
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class FindNamedClassConsumer : public clang::ASTConsumer {
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public:
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explicit FindNamedClassConsumer(ASTContext *Context)
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: Visitor(Context) {}
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virtual void HandleTranslationUnit(clang::ASTContext &Context) {
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Visitor.TraverseDecl(Context.getTranslationUnitDecl());
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}
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private:
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FindNamedClassVisitor Visitor;
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};
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class FindNamedClassAction : public clang::ASTFrontendAction {
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public:
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virtual clang::ASTConsumer *CreateASTConsumer(
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clang::CompilerInstance &Compiler, llvm::StringRef InFile) {
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return new FindNamedClassConsumer(&Compiler.getASTContext());
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}
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};
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int clang_main(int argc, char **argv) {
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if (argc > 1) {
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clang::tooling::runToolOnCode(new FindNamedClassAction, argv[1]);
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}
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return 0;
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}
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