From 0a3c533186e3b4957fbf318e9507fe52d3f71cbd Mon Sep 17 00:00:00 2001
From: m-holger <m-holger@kubitscheck.org>
Date: Mon, 26 Sep 2022 18:43:28 +0100
Subject: Add private method QPDF::nextObjGen

---
 include/qpdf/QPDF.hh |  1 +
 libqpdf/QPDF.cc      | 12 +++++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/include/qpdf/QPDF.hh b/include/qpdf/QPDF.hh
index 54630a62..f3160bf9 100644
--- a/include/qpdf/QPDF.hh
+++ b/include/qpdf/QPDF.hh
@@ -1185,6 +1185,7 @@ class QPDF
     void stopOnError(std::string const& message);
     QPDFObjectHandle reserveObjectIfNotExists(QPDFObjGen const& og);
     QPDFObjectHandle reserveStream(QPDFObjGen const& og);
+    QPDFObjGen nextObjGen();
     QPDFObjectHandle
     newIndirect(QPDFObjGen const&, std::shared_ptr<QPDFObject> const&);
     QPDFObjectHandle makeIndirectObject(std::shared_ptr<QPDFObject> const& obj);
diff --git a/libqpdf/QPDF.cc b/libqpdf/QPDF.cc
index a870d783..50e08804 100644
--- a/libqpdf/QPDF.cc
+++ b/libqpdf/QPDF.cc
@@ -1976,15 +1976,21 @@ QPDF::isUnresolved(QPDFObjGen const& og)
     return !isCached(og) || m->obj_cache[og].object->isUnresolved();
 }
 
-QPDFObjectHandle
-QPDF::makeIndirectObject(std::shared_ptr<QPDFObject> const& obj)
+QPDFObjGen
+QPDF::nextObjGen()
 {
     int max_objid = toI(getObjectCount());
     if (max_objid == std::numeric_limits<int>::max()) {
         throw std::range_error(
             "max object id is too high to create new objects");
     }
-    QPDFObjGen next(max_objid + 1, 0);
+    return QPDFObjGen(max_objid + 1, 0);
+}
+
+QPDFObjectHandle
+QPDF::makeIndirectObject(std::shared_ptr<QPDFObject> const& obj)
+{
+    QPDFObjGen next{nextObjGen()};
     m->obj_cache[next] = ObjCache(obj, -1, -1);
     return newIndirect(next, m->obj_cache[next].object);
 }
-- 
cgit v1.2.3-54-g00ecf