avoid including GDAL C++ api (fixes #17849)

Author: jef-n

src/analysis/raster/qgsalignraster.cpp

@@ -16,7 +16,7 @@
 #include "qgsalignraster.h"
 
 #include <gdalwarper.h>
-#include <ogr_spatialref.h>
+#include <ogr_srs_api.h>
 #include <cpl_conv.h>
 #include <limits>
 

src/core/qgsdataitem.cpp

@@ -40,6 +40,7 @@
 #include "qgsconfig.h"
 
 // use GDAL VSI mechanism
+#define CPL_SUPRESS_CPLUSPLUS
 #include "cpl_vsi.h"
 #include "cpl_string.h"
 
@@ -1301,7 +1302,7 @@ char **VSIReadDirRecursive1( const char *pszPath )
   char **papszFiles1 = nullptr;
   char **papszFiles2 = nullptr;
   VSIStatBufL psStatBuf;
-  CPLString osTemp1, osTemp2;
+  QString temp1, temp2;
   int i, j;
   int nCount1, nCount2;
 
@@ -1315,41 +1316,35 @@ char **VSIReadDirRecursive1( const char *pszPath )
   for ( i = 0; i < nCount1; i++ )
   {
     // build complete file name for stat
-    osTemp1.clear();
-    osTemp1.append( pszPath );
-    osTemp1.append( "/" );
-    osTemp1.append( papszFiles1[i] );
+    temp1 = QString( "%1/%2" ).arg( pszPath, papszFiles1[i] );
 
     // if is file, add it
-    if ( VSIStatL( osTemp1.c_str(), &psStatBuf ) == 0 &&
+    if ( VSIStatL( temp1.toUtf8(), &psStatBuf ) == 0 &&
          VSI_ISREG( psStatBuf.st_mode ) )
     {
       // oFiles.AddString( papszFiles1[i] );
       papszOFiles = CSLAddString( papszOFiles, papszFiles1[i] );
     }
-    else if ( VSIStatL( osTemp1.c_str(), &psStatBuf ) == 0 &&
+    else if ( VSIStatL( temp1.toUtf8(), &psStatBuf ) == 0 &&
               VSI_ISDIR( psStatBuf.st_mode ) )
     {
       // add directory entry
-      osTemp2.clear();
-      osTemp2.append( papszFiles1[i] );
-      osTemp2.append( "/" );
-      // oFiles.AddString( osTemp2.c_str() );
-      papszOFiles = CSLAddString( papszOFiles, osTemp2.c_str() );
+      temp2 = QString( "%1/" ).arg( papszFiles1[i] );
+
+      // oFiles.AddString( temp2.toUtf8() );
+      papszOFiles = CSLAddString( papszOFiles, temp2.toUtf8() );
 
       // recursively add files inside directory
-      papszFiles2 = VSIReadDirRecursive1( osTemp1.c_str() );
+      papszFiles2 = VSIReadDirRecursive1( temp1.toUtf8() );
       if ( papszFiles2 )
       {
         nCount2 = CSLCount( papszFiles2 );
         for ( j = 0; j < nCount2; j++ )
         {
-          osTemp2.clear();
-          osTemp2.append( papszFiles1[i] );
-          osTemp2.append( "/" );
-          osTemp2.append( papszFiles2[j] );
-          // oFiles.AddString( osTemp2.c_str() );
-          papszOFiles = CSLAddString( papszOFiles, osTemp2.c_str() );
+          temp2 = QString( "%1/%2" ).arg( papszFiles1[i], papszFiles2[j] );
+
+          // oFiles.AddString( temp2.toUtf8() );
+          papszOFiles = CSLAddString( papszOFiles, temp2.toUtf8() );
         }
         CSLDestroy( papszFiles2 );
       }

src/plugins/georeferencer/qgsimagewarper.cpp

@@ -20,7 +20,7 @@
 #include <cpl_string.h>
 #include <gdal.h>
 #include <gdalwarper.h>
-#include <ogr_spatialref.h>
+#include <ogr_srs_api.h>
 
 #include <QFile>
 #include <QProgressDialog>
@@ -35,6 +35,10 @@
 #define TO8F(x) QFile::encodeName( x ).constData()
 #endif
 
+#if defined(GDAL_VERSION_NUM) && GDAL_VERSION_NUM >= 2300
+#define OGRFree(x) CPLFree(x)
+#endif
+
 bool QgsImageWarper::mWarpCanceled = false;
 
 QgsImageWarper::QgsImageWarper( QWidget *theParent )
@@ -101,16 +105,23 @@ bool QgsImageWarper::createDestinationDataset( const QString &outputName, GDALDa
 
   if ( crs.isValid() )
   {
-    OGRSpatialReference oTargetSRS;
-    oTargetSRS.importFromProj4( crs.toProj4().toLatin1().data() );
+    OGRSpatialReferenceH oTargetSRS = OSRNewSpatialReference( nullptr );
+    OGRErr err = OSRImportFromProj4( oTargetSRS, crs.toProj4().toUtf8() );
+    if ( err != CE_None )
+    {
+      OSRDestroySpatialReference( oTargetSRS );
+      return false;
+    }
 
     char *wkt = nullptr;
-    OGRErr err = oTargetSRS.exportToWkt( &wkt );
+    err = OSRExportToWkt( oTargetSRS, &wkt );
     if ( err != CE_None || GDALSetProjection( hDstDS, wkt ) != CE_None )
     {
+      OSRDestroySpatialReference( oTargetSRS );
       OGRFree( wkt );
       return false;
     }
+    OSRDestroySpatialReference( oTargetSRS );
     OGRFree( wkt );
   }
 

src/plugins/oracle_raster/qgsselectgeoraster_ui.cpp

@@ -20,8 +20,7 @@
 
 #include "gdal.h"
 #include "ogr_api.h"
-#include "ogrsf_frmts.h"
-#include <cpl_string.h>
+#include "cpl_string.h"
 
 #include "qgsvectorlayer.h"
 

src/providers/gdal/qgsgdalprovider.cpp

@@ -49,7 +49,7 @@
 #include <QDebug>
 
 #include "gdalwarper.h"
-#include "ogr_spatialref.h"
+#include "ogr_srs_api.h"
 #include "cpl_conv.h"
 #include "cpl_string.h"
 

src/providers/wcs/qgswcsprovider.cpp

@@ -45,7 +45,7 @@
 #endif
 
 #include "gdalwarper.h"
-#include "ogr_spatialref.h"
+#include "ogr_srs_api.h"
 #include "cpl_conv.h"
 #include "cpl_string.h"