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Avoid a segfault when NULL layer is passed to vector writer

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This commit is contained in:
Martin Dobias 2011-08-04 19:48:54 +02:00
parent aa121bf67a
commit 2d35b16aae
3 changed files with 12 additions and 1 deletions
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7
python/core/qgsvectorfilewriter.sip
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@ -21,7 +21,12 @@ public:
NoError = 0,
ErrDriverNotFound,
ErrCreateDataSource,
ErrCreateLayer
ErrCreateLayer,
ErrAttributeTypeUnsupported,
ErrAttributeCreationFailed,
ErrProjection, // added in 1.5
ErrFeatureWriteFailed, // added in 1.6
ErrInvalidLayer, // added in 2.0
};
/** Write contents of vector layer to a shapefile

5
src/core/qgsvectorfilewriter.cpp
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@ -588,6 +588,11 @@ QgsVectorFileWriter::writeAsVectorFormat( QgsVectorLayer* layer,
QgsCoordinateTransform* ct = 0;
int shallTransform = false;
if ( layer == NULL )
{
return ErrInvalidLayer;
}
if ( destCRS && destCRS->isValid() )
{
// This means we should transform

1
src/core/qgsvectorfilewriter.h
View File

@ -53,6 +53,7 @@ class CORE_EXPORT QgsVectorFileWriter
ErrAttributeCreationFailed,
ErrProjection, // added in 1.5
ErrFeatureWriteFailed, // added in 1.6
ErrInvalidLayer, // added in 2.0
};
/** Write contents of vector layer to a shapefile