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RE: [cdt-dev] RE: RE: Using CDT API to get C-AST
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No. The CDT is a plug-in to Eclipse. It uses a lot of the underlying Eclipse
platform to manage C/C++ projects, which requires the platform to be
properly activated.
Doug Schaefer, QNX Software Systems
Eclipse CDT Project Lead, http://cdtdoug.blogspot.com
> -----Original Message-----
> From: cdt-dev-bounces@xxxxxxxxxxx [mailto:cdt-dev-bounces@xxxxxxxxxxx] On
> Behalf Of rainman
> Sent: Thursday, May 31, 2007 4:08 PM
> To: cdt-dev@xxxxxxxxxxx
> Subject: [cdt-dev] RE: RE: Using CDT API to get C-AST
>
>
> I am using it with the eclipse as an editor but not using the cdt as
> plugins.
> Rather I am using CDT only as API. I want to modify the given source and
> get
> the new modified one.
>
> Isn't it possible to use in this way?
> Thanks and Regards,
> A.Rahman
>
>
> Doug Schaefer-2 wrote:
> >
> > How are you running this code that you're getting a "Workspaces is
> > closed."
> > error? This tells me you are trying to do this from outside Eclipse.
> >
> > Doug Schaefer, QNX Software Systems
> > Eclipse CDT Project Lead, http://cdtdoug.blogspot.com
> >
> >
> >> -----Original Message-----
> >> From: cdt-dev-bounces@xxxxxxxxxxx [mailto:cdt-dev-bounces@xxxxxxxxxxx]
> On
> >> Behalf Of rainman
> >> Sent: Thursday, May 31, 2007 2:46 PM
> >> To: cdt-dev@xxxxxxxxxxx
> >> Subject: [cdt-dev] RE: Using CDT API to get C-AST
> >>
> >>
> >> Thank for the rapid response. The error i am facing from the second
> block
> >> of
> >> code is below:
> >>
> >> Exception in thread "main" java.lang.ExceptionInInitializerError
> >>
> >> at Itest.main(Itest.java:25)
> >>
> >> Caused by: java.lang.IllegalStateException: Workspace is closed.
> >>
> >> at
> >>
> org.eclipse.core.resources.ResourcesPlugin.getWorkspace(ResourcesPlugin.ja
> >> va:329)
> >>
> >> at
> org.eclipse.cdt.internal.core.model.CModel.<init>(CModel.java:34)
> >>
> >> at org.eclipse.cdt.internal.core.model.CModelManager
> >> .<init>(CModelManager.java:84)
> >>
> >> at
> >>
> org.eclipse.cdt.internal.core.model.CModelManager.getDefault(CModelManager
> >> .java:165)
> >>
> >> at org.eclipse.cdt.core.model.CoreModel.<clinit>(CoreModel.java
> :60)
> >>
> >> ... 1 more
> >>
> >> Which is indicating the line: ITranslationUnit trUnit =
> >> (ITranslationUnit)
> >> cFile;
> >>
> >> can you please correct me if i am wrong?
> >> after solving this problem i will get the IASTTranslationUnit by
> >> ITranslationUnit.getAST ()
> >> >From which i can get IASTDeclaration by
> >> IASTTranslationUnit.getDeclarations();
> >> i can get IName by IASTTranslationUnit.getDeclarations(Binding);
> >> (guessing
> >> i
> >> somehow know the global variable binding)
> >> or i can get global IScope by IASTTranslationUnit.getScope();
> >>
> >> But which of this will help me to get the global variable declarations
> >> and
> >> the statements which are using it?
> >>
> >> Any Help on how can i edit those statement nodes and unparse/Pretty
> Print
> >> them?
> >>
> >> Thanks again.
> >> Regards,
> >> A.Rahman
> >>
> >> Doug Schaefer-2 wrote:
> >> >
> >> > The proper way to get an AST now (I think, I'm starting to lose track
> >> as
> >> > I've been busy up in build/debug-land), is off the ITranslationUnit
> >> using
> >> > getAST().
> >> >
> >> > As for your exception, what was the exception? That's important
> >> > information.
> >> > Was it a ClassCastException? That would mean your IFile wasn't a
> >> > ITranslationUnit. You should always check the types before doing a
> >> cast.
> >> >
> >> > Doug Schaefer, QNX Software Systems
> >> > Eclipse CDT Project Lead, http://cdtdoug.blogspot.com
> >> >
> >> >
> >> >> -----Original Message-----
> >> >> From: cdt-dev-bounces@xxxxxxxxxxx [mailto:cdt-dev-
> bounces@xxxxxxxxxxx]
> >> On
> >> >> Behalf Of rainman
> >> >> Sent: Thursday, May 31, 2007 1:58 PM
> >> >> To: cdt-dev@xxxxxxxxxxx
> >> >> Subject: [cdt-dev] Using CDT API to get C-AST
> >> >>
> >> >>
> >> >> Hello All,
> >> >> I am new to CDT and trying to do something with cdt since last 1
> >> month.
> >> >> I
> >> >> have searched many sites and mailed in cdt news portal as well.
> Please
> >> >> help
> >> >> me some one.
> >> >>
> >> >> >From this list I found some thing like below but failed to get the
> >> >> declaration of class to pass in IFile:
> >> >> IFile file = ...
> >> >> IASTTranslationUnit ast =
> >> >> CDOM.getInstance().getTranslationUnit(file);
> >> >> CPPNameCollector col = new CPPNameCollector();
> >> >> ast.accept(col);
> >> >>
> >> >> Iterator i = col.nameList.iterator();
> >> >> while (i.hasNext()) {
> >> >> IASTName n = (IASTName) i.next();
> >> >> IBinding binding = n.resolveBinding();
> >> >>
> >> >> if(binding instanceof CPPClassType) {
> >> >> // do something with the class
> >> >> }
> >> >> }
> >> >>
> >> >>
> >> >> Also from another email I got something like below but when i pass
> >> >> Path(file
> >> >> location) it gives some exception with workspace and exits at first
> >> line
> >> >> of
> >> >> if block.
> >> >>
> >> >> ICElement cFile = CoreModel.getDefault().create(IPath);
> >> >> if(cFile != null)
> >> >> {
> >> >> ITranslationUnit trUnit = (ITranslationUnit) cFile;
> >> >> ICElement[] elts = trUnit.getChildren();
> >> >> if(elts != null)
> >> >> {
> >> >> for(int i=0; i<elts.length; i++)
> >> >> {
> >> >> System.out.println(elts[i].getElementName());
> >> >> System.out.println(elts[i].getElementType());
> >> >> }
> >> >> }
> >> >> }
> >> >>
> >> >> Any simple idea or link indication will be appreciable. I've been
> >> trying
> >> >> with the CDOM cause according to Doug Schaefer that is the starting
> >> point
> >> >> for creating AST. I want to traverse the AST to get the idea which
> >> >> statements using global variable. Change those statements and
> unparse
> >> to
> >> >> get
> >> >> the changed source.
> >> >> For this i created and searched the cdt doc. I got the idea that i
> >> need
> >> >> to
> >> >> check:
> >> >>
> >> >> IDeclaration.getElementType() == ICElement.C_VARIABLE
> >> >>
> >> >> To get the global variable type. But couldn't the idea how to get
> the
> >> >> IDeclaration from the IASTDeclaration (if i can successfully get ast
> >> that
> >> >> is
> >> >> :-).
> >> >>
> >> >> Also i got some knowledge that in IDeclaration there is
> >> >> ISourceManipulation
> >> >> which might be in help for ast modification. But not sure about the
> >> AST
> >> >> unparse or pretty printer help yet.
> >> >>
> >> >> Thank you for your patience.
> >> >> Hope to get some positive and fast response.
> >> >> Regards.
> >> >> A.Rahman
> >> >> --
> >> >> View this message in context: http://www.nabble.com/Using-CDT-API-
> to-
> >> get-
> >> >> C-AST-tf3847998.html#a10898933
> >> >> Sent from the Eclipse CDT - Development mailing list archive at
> >> >> Nabble.com.
> >> >>
> >> >> _______________________________________________
> >> >> cdt-dev mailing list
> >> >> cdt-dev@xxxxxxxxxxx
> >> >> https://dev.eclipse.org/mailman/listinfo/cdt-dev
> >> > _______________________________________________
> >> > cdt-dev mailing list
> >> > cdt-dev@xxxxxxxxxxx
> >> > https://dev.eclipse.org/mailman/listinfo/cdt-dev
> >> >
> >> >
> >>
> >> --
> >> View this message in context: http://www.nabble.com/Using-CDT-API-to-
> get-
> >> C-AST-tf3847998.html#a10899752
> >> Sent from the Eclipse CDT - Development mailing list archive at
> >> Nabble.com.
> >>
> >> _______________________________________________
> >> cdt-dev mailing list
> >> cdt-dev@xxxxxxxxxxx
> >> https://dev.eclipse.org/mailman/listinfo/cdt-dev
> > _______________________________________________
> > cdt-dev mailing list
> > cdt-dev@xxxxxxxxxxx
> > https://dev.eclipse.org/mailman/listinfo/cdt-dev
> >
> >
>
> --
> View this message in context: http://www.nabble.com/Using-CDT-API-to-get-
> C-AST-tf3847998.html#a10901109
> Sent from the Eclipse CDT - Development mailing list archive at
> Nabble.com.
>
> _______________________________________________
> cdt-dev mailing list
> cdt-dev@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/cdt-dev
