gdal/gdal-2.2.4-poppler-0.64.0.p...

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From 124f0343436d1267319ac627fc220530091b41ea Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Sat, 5 May 2018 22:18:37 +0200
Subject: Fix build with recent Poppler (0.64) (fix #573)
diff --git a/gdal/frmts/pdf/pdfobject.cpp b/gdal/frmts/pdf/pdfobject.cpp
index ae734a74e4..5eab5dd154 100644
--- a/frmts/pdf/pdfobject.cpp
+++ b/frmts/pdf/pdfobject.cpp
@@ -1055,7 +1055,12 @@ const CPLString& GDALPDFObjectPoppler::GetString()
{
if (GetType() == PDFObjectType_String)
{
+#ifdef POPPLER_0_58_OR_LATER
+ // At least available since poppler 0.41
+ const GooString* gooString = m_po->getString();
+#else
GooString* gooString = m_po->getString();
+#endif
return (osStr = GDALPDFGetUTF8StringFromBytes(reinterpret_cast<const GByte*>(gooString->getCString()),
static_cast<int>(gooString->getLength())));
}