Hi, Matthew,
Am Donnerstag, den 10.05.2018, 18:26 +0200 schrieb Matthew Brincke:
> [typos fixed and code re-wrapped in quote]
>
> Hello Georg, hello all,
> > On 10 May 2018 at 16:14 Georg Funk <georgf...@hotmail.de> wrote:
> >
> >
> > Dear developers,
> >
> > I'm getting a segmentation fault in the following code snippet when
> > resolving IsReference()):
> >
> > if (objectVector.GetObject(currentReference)->IsReference()) {
> > currentReference = objectVector
> > .GetObject(currentReference)->GetReference();
> > }
> > else {}
> >
> > objectVector is a global variable here and currentReference holds a
> > PdfReference to look up.
>
> the method PdfVecObjects::GetObject() (your objectVector is of type
> PdfVecObjects, right?) can return NULL (nullptr from C++11), this
> means that the the reference passed (your currentReference) could
> not be resolved (no object with those numbers was found in the
> vector).
> Then IsReference() would be called with NULL this (undefined
> behaviour
> AFAIK).
>
Right, the objectVector is of the type PdfVecObjects.
I try to pass the content object of each page to my data model, which
has also function above, to build up a recursive Object-Tree.
But it fails at the very first invocation.
Georg
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