Merge branch 'develop' into bugfix/bufr_memory_leak

src/accessor/grib_accessor.h

@@ -17,10 +17,14 @@ class grib_accessor
 {
 public:
     grib_accessor() :
-        context_(nullptr), name_(nullptr), class_name_(nullptr), name_space_(nullptr), h_(nullptr), creator_(nullptr), length_(0), offset_(0), parent_(nullptr), next_(nullptr), previous_(nullptr), flags_(0), sub_section_(nullptr), dirty_(0), same_(nullptr), loop_(0), vvalue_(nullptr), set_(nullptr), parent_as_attribute_(nullptr) {}
+        context_(nullptr), name_(nullptr), class_name_(nullptr), name_space_(nullptr), h_(nullptr),
+        creator_(nullptr), length_(0), offset_(0), parent_(nullptr), next_(nullptr), previous_(nullptr),
+        flags_(0), sub_section_(nullptr), dirty_(0), same_(nullptr), loop_(0), vvalue_(nullptr), set_(nullptr), parent_as_attribute_(nullptr) {}
 
     grib_accessor(const char* name) :
-        context_(nullptr), name_(name), class_name_(nullptr), name_space_(nullptr), h_(nullptr), creator_(nullptr), length_(0), offset_(0), parent_(nullptr), next_(nullptr), previous_(nullptr), flags_(0), sub_section_(nullptr), dirty_(0), same_(nullptr), loop_(0), vvalue_(nullptr), set_(nullptr), parent_as_attribute_(nullptr) {}
+        context_(nullptr), name_(name), class_name_(nullptr), name_space_(nullptr), h_(nullptr),
+        creator_(nullptr), length_(0), offset_(0), parent_(nullptr), next_(nullptr), previous_(nullptr),
+        flags_(0), sub_section_(nullptr), dirty_(0), same_(nullptr), loop_(0), vvalue_(nullptr), set_(nullptr), parent_as_attribute_(nullptr) {}
     virtual ~grib_accessor() {}
 
     virtual void init_accessor(const long, grib_arguments*) = 0;
@@ -78,34 +82,28 @@ public:
 
 public:
     // TODO(maee): make private
-    grib_context* context_;
+    grib_context* context_ = nullptr;
-    const char* name_;       /** < name of the accessor */
+    const char* name_ = nullptr;       // name of the accessor
-    const char* class_name_; /** < name of the class (Artifact from C version of ecCodes) */
+    const char* class_name_ = nullptr; // name of the class (Artifact from C version of ecCodes)
-    const char* name_space_; /** < namespace to which the accessor belongs */
+    const char* name_space_ = nullptr; // namespace to which the accessor belongs
-    grib_handle* h_;
+    grib_handle* h_ = nullptr;
-    grib_action* creator_;    /** < action that created the accessor */
+    grib_action* creator_ = nullptr;    // action that created the accessor
-    long length_;             /** < byte length of the accessor */
+    long length_ = 0;                   // byte length of the accessor
-    long offset_;             /** < offset of the data in the buffer */
+    long offset_ = 0;                   // offset of the data in the buffer
-    grib_section* parent_;    /** < section to which the accessor is attached */
+    grib_section* parent_ = nullptr;    // section to which the accessor is attached
-    grib_accessor* next_;     /** < next accessor in list */
+    grib_accessor* next_ = nullptr;     // next accessor in list
-    grib_accessor* previous_; /** < next accessor in list */
+    grib_accessor* previous_ = nullptr; // next accessor in list
-    unsigned long flags_;     /** < Various flags */
+    unsigned long flags_ = 0;           // Various flags
-    grib_section* sub_section_;
+    grib_section* sub_section_ = nullptr;
 
-    const char* all_names_[MAX_ACCESSOR_NAMES] = {
+    const char* all_names_[MAX_ACCESSOR_NAMES] = {0,}; // name of the accessor
-        0,
+    const char* all_name_spaces_[MAX_ACCESSOR_NAMES] = {0,}; // namespace to which the accessor belongs
-    }; /** < name of the accessor */
+    int dirty_ = 0;
-    const char* all_name_spaces_[MAX_ACCESSOR_NAMES] = {
-        0,
-    }; /** < namespace to which the accessor belongs */
-    int dirty_;
 
-    grib_accessor* same_;        /** < accessors with the same name */
+    grib_accessor* same_ = nullptr;        // accessors with the same name
-    long loop_;                  /** < used in lists */
+    long loop_ = 0;                        // used in lists
-    grib_virtual_value* vvalue_; /** < virtual value used when transient flag on **/
+    grib_virtual_value* vvalue_ = nullptr; // virtual value used when transient flag on
-    const char* set_;
+    const char* set_ = nullptr;
-    grib_accessor* attributes_[MAX_ACCESSOR_ATTRIBUTES] = {
+    grib_accessor* attributes_[MAX_ACCESSOR_ATTRIBUTES] = {0,}; // attributes are accessors
-        0,
+    grib_accessor* parent_as_attribute_ = nullptr;
-    }; /** < attributes are accessors */
-    grib_accessor* parent_as_attribute_;
 };

src/accessor/grib_accessor_class_abstract_long_vector.h

@@ -21,7 +21,7 @@ public:
 
 public:
     // TODO(maee): make private
-    long* v_;
+    long* v_ = nullptr;
-    long pack_index_;
+    long pack_index_ = 0;
-    int number_of_elements_;
+    int number_of_elements_ = 0;
 };

src/accessor/grib_accessor_class_abstract_vector.h

@@ -21,6 +21,6 @@ public:
 
 public:
     // TODO(maee): make private
-    double* v_;
+    double* v_ = nullptr;
-    int number_of_elements_;
+    int number_of_elements_ = 0;
 };

src/accessor/grib_accessor_class_bit.h

@@ -23,6 +23,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* owner_;
+    const char* owner_ = nullptr;
-    int bit_index_;
+    int bit_index_ = 0;
 };

src/accessor/grib_accessor_class_bitmap.h

@@ -31,12 +31,12 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 protected:
-    const char* missing_value_;
+    const char* missing_value_ = nullptr;
 
 private:
-    const char* tableReference_;
+    const char* tableReference_ = nullptr;
-    const char* offsetbsec_;
+    const char* offsetbsec_ = nullptr;
-    const char* sLength_;
+    const char* sLength_ = nullptr;
 
     void compute_size();
 };

src/accessor/grib_accessor_class_bits.h

@@ -29,10 +29,10 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* argument_;
+    const char* argument_ = nullptr;
-    long start_;
+    long start_ = 0;
-    long len_;
+    long len_ = 0;
-    double referenceValue_;
+    double referenceValue_ = 0.;
-    double referenceValuePresent_;
+    double referenceValuePresent_ = 0.;
-    double scale_;
+    double scale_ = 0.;
 };

src/accessor/grib_accessor_class_bits_per_value.h

@@ -23,6 +23,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* values_;
+    const char* values_ = nullptr;
-    const char* bits_per_value_;
+    const char* bits_per_value_ = nullptr;
 };

src/accessor/grib_accessor_class_budgdate.h

@@ -23,7 +23,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* year_;
+    const char* year_ = nullptr;
-    const char* month_;
+    const char* month_ = nullptr;
-    const char* day_;
+    const char* day_ = nullptr;
 };

src/accessor/grib_accessor_class_bufr_data_array.h

@@ -47,53 +47,53 @@ public:
     grib_vsarray* accessor_bufr_data_array_get_stringValues();
 
 private:
-    const char* bufrDataEncodedName_;
+    const char* bufrDataEncodedName_ = nullptr;
-    const char* numberOfSubsetsName_;
+    const char* numberOfSubsetsName_ = nullptr;
-    const char* expandedDescriptorsName_;
+    const char* expandedDescriptorsName_ = nullptr;
-    const char* flagsName_;
+    const char* flagsName_ = nullptr;
-    const char* unitsName_;
+    const char* unitsName_ = nullptr;
-    const char* elementsDescriptorsIndexName_;
+    const char* elementsDescriptorsIndexName_ = nullptr;
-    const char* compressedDataName_;
+    const char* compressedDataName_ = nullptr;
-    bufr_descriptors_array* expanded_;
+    bufr_descriptors_array* expanded_ = nullptr;
-    grib_accessor_expanded_descriptors_t* expandedAccessor_;
+    grib_accessor_expanded_descriptors_t* expandedAccessor_ = nullptr;
-    int* canBeMissing_;
+    int* canBeMissing_ = nullptr;
-    long numberOfSubsets_;
+    long numberOfSubsets_ = 0;
-    long compressedData_;
+    long compressedData_ = 0;
-    grib_vdarray* numericValues_;
+    grib_vdarray* numericValues_ = nullptr;
-    grib_vsarray* stringValues_;
+    grib_vsarray* stringValues_ = nullptr;
-    grib_viarray* elementsDescriptorsIndex_;
+    grib_viarray* elementsDescriptorsIndex_ = nullptr;
-    int do_decode_;
+    int do_decode_ = 0;
-    int bitmapStartElementsDescriptorsIndex_;
+    int bitmapStartElementsDescriptorsIndex_ = 0;
-    int bitmapCurrentElementsDescriptorsIndex_;
+    int bitmapCurrentElementsDescriptorsIndex_ = 0;
-    int bitmapSize_;
+    int bitmapSize_ = 0;
-    int bitmapStart_;
+    int bitmapStart_ = 0;
-    int bitmapCurrent_;
+    int bitmapCurrent_ = 0;
-    grib_accessors_list* dataAccessors_;
+    grib_accessors_list* dataAccessors_ = nullptr;
-    int unpackMode_;
+    int unpackMode_ = 0;
-    int bitsToEndData_;
+    int bitsToEndData_ = 0;
-    grib_section* dataKeys_;
+    grib_section* dataKeys_ = nullptr;
-    double* inputBitmap_;
+    double* inputBitmap_ = nullptr;
-    int nInputBitmap_;
+    int nInputBitmap_ = 0;
-    int iInputBitmap_;
+    int iInputBitmap_ = 0;
-    long* inputReplications_;
+    long* inputReplications_ = nullptr;
-    int nInputReplications_;
+    int nInputReplications_ = 0;
-    int iInputReplications_;
+    int iInputReplications_ = 0;
-    long* inputExtendedReplications_;
+    long* inputExtendedReplications_ = nullptr;
-    int nInputExtendedReplications_;
+    int nInputExtendedReplications_ = 0;
-    int iInputExtendedReplications_;
+    int iInputExtendedReplications_ = 0;
-    long* inputShortReplications_;
+    long* inputShortReplications_ = nullptr;
-    int nInputShortReplications_;
+    int nInputShortReplications_ = 0;
-    int iInputShortReplications_;
+    int iInputShortReplications_ = 0;
-    grib_iarray* iss_list_;
+    grib_iarray* iss_list_ = nullptr;
-    grib_trie_with_rank* dataAccessorsTrie_;
+    grib_trie_with_rank* dataAccessorsTrie_ = nullptr;
-    grib_sarray* tempStrings_;
+    grib_sarray* tempStrings_ = nullptr;
-    grib_vdarray* tempDoubleValues_;
+    grib_vdarray* tempDoubleValues_ = nullptr;
-    int change_ref_value_operand_;
+    int change_ref_value_operand_ = 0;
-    size_t refValListSize_;
+    size_t refValListSize_ = 0;
-    long* refValList_;
+    long* refValList_ = nullptr;
-    long refValIndex_;
+    long refValIndex_ = 0;
-    bufr_tableb_override* tableb_override_;
+    bufr_tableb_override* tableb_override_ = nullptr;
-    int set_to_missing_if_out_of_range_;
+    int set_to_missing_if_out_of_range_ = 0;
 
     void restart_bitmap();
     void cancel_bitmap();

src/accessor/grib_accessor_class_bufr_data_element.h

@@ -48,14 +48,14 @@ public:
     void elementsDescriptorsIndex(grib_viarray* elementsDescriptorsIndex) { elementsDescriptorsIndex_ = elementsDescriptorsIndex; }
 
 private:
-    long index_;
+    long index_ = 0;
-    int type_;
+    int type_ = 0;
-    long compressedData_;
+    long compressedData_ = 0;
-    long subsetNumber_;
+    long subsetNumber_ = 0;
-    long numberOfSubsets_;
+    long numberOfSubsets_ = 0;
-    bufr_descriptors_array* descriptors_;
+    bufr_descriptors_array* descriptors_ = nullptr;
-    grib_vdarray* numericValues_;
+    grib_vdarray* numericValues_ = nullptr;
-    grib_vsarray* stringValues_;
+    grib_vsarray* stringValues_ = nullptr;
-    grib_viarray* elementsDescriptorsIndex_;
+    grib_viarray* elementsDescriptorsIndex_ = nullptr;
-    char* cname_;
+    char* cname_ = nullptr;
 };

src/accessor/grib_accessor_class_bufr_elements_table.h

@@ -26,9 +26,9 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* dictionary_;
+    const char* dictionary_ = nullptr;
-    const char* masterDir_;
+    const char* masterDir_ = nullptr;
-    const char* localDir_;
+    const char* localDir_ = nullptr;
 
     grib_trie* load_bufr_elements_table(int* err);
     int bufr_get_from_table(bufr_descriptor* v);

src/accessor/grib_accessor_class_bufr_extract_area_subsets.h

@@ -23,16 +23,16 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* doExtractSubsets_;
+    const char* doExtractSubsets_ = nullptr;
-    const char* numberOfSubsets_;
+    const char* numberOfSubsets_ = nullptr;
-    const char* extractSubsetList_;
+    const char* extractSubsetList_ = nullptr;
-    const char* extractAreaWestLongitude_;
+    const char* extractAreaWestLongitude_ = nullptr;
-    const char* extractAreaEastLongitude_;
+    const char* extractAreaEastLongitude_ = nullptr;
-    const char* extractAreaNorthLatitude_;
+    const char* extractAreaNorthLatitude_ = nullptr;
-    const char* extractAreaSouthLatitude_;
+    const char* extractAreaSouthLatitude_ = nullptr;
-    const char* extractAreaLongitudeRank_;
+    const char* extractAreaLongitudeRank_ = nullptr;
-    const char* extractAreaLatitudeRank_;
+    const char* extractAreaLatitudeRank_ = nullptr;
-    const char* extractedAreaNumberOfSubsets_;
+    const char* extractedAreaNumberOfSubsets_ = nullptr;
 
     int select_area();
 };

src/accessor/grib_accessor_class_bufr_extract_datetime_subsets.h

@@ -23,9 +23,9 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* doExtractSubsets_;
+    const char* doExtractSubsets_ = nullptr;
-    const char* numberOfSubsets_;
+    const char* numberOfSubsets_ = nullptr;
-    const char* extractSubsetList_;
+    const char* extractSubsetList_ = nullptr;
 
     int select_datetime();
 };

src/accessor/grib_accessor_class_bufr_extract_subsets.h

@@ -23,10 +23,10 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* numericValues_;
+    const char* numericValues_ = nullptr;
-    const char* pack_;
+    const char* pack_ = nullptr;
-    grib_accessor* numericValuesAccessor_;
+    grib_accessor* numericValuesAccessor_ = nullptr;
-    grib_accessor* packAccessor_;
+    grib_accessor* packAccessor_ = nullptr;
 
     void get_accessors();
 };

src/accessor/grib_accessor_class_bufr_simple_thinning.h

@@ -23,12 +23,12 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* doExtractSubsets_;
+    const char* doExtractSubsets_ = nullptr;
-    const char* numberOfSubsets_;
+    const char* numberOfSubsets_ = nullptr;
-    const char* extractSubsetList_;
+    const char* extractSubsetList_ = nullptr;
-    const char* simpleThinningStart_;
+    const char* simpleThinningStart_ = nullptr;
-    const char* simpleThinningMissingRadius_;
+    const char* simpleThinningMissingRadius_ = nullptr;
-    const char* simpleThinningSkip_;
+    const char* simpleThinningSkip_ = nullptr;
 
     int apply_thinning();
 };

src/accessor/grib_accessor_class_bufr_string_values.h

@@ -26,8 +26,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* dataAccessorName_;
+    const char* dataAccessorName_ = nullptr;
-    grib_accessor* dataAccessor_;
+    grib_accessor* dataAccessor_ = nullptr;
 
     grib_accessor* get_accessor();
 };

src/accessor/grib_accessor_class_bufrdc_expanded_descriptors.h

@@ -25,8 +25,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* expandedDescriptors_;
+    const char* expandedDescriptors_ = nullptr;
-    grib_accessor* expandedDescriptorsAccessor_;
+    grib_accessor* expandedDescriptorsAccessor_ = nullptr;
 
     grib_accessor* get_accessor();
 };

src/accessor/grib_accessor_class_cf_var_name.h

@@ -23,6 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    /* Members defined in cf_var_name */
+    const char* defaultKey_ = nullptr;
-    const char* defaultKey_;
 };

src/accessor/grib_accessor_class_change_alternative_row_scanning.h

@@ -24,8 +24,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* values_;
+    const char* values_ = nullptr;
-    const char* Ni_;
+    const char* Ni_ = nullptr;
-    const char* Nj_;
+    const char* Nj_ = nullptr;
-    const char* alternativeRowScanning_;
+    const char* alternativeRowScanning_ = nullptr;
 };

src/accessor/grib_accessor_class_change_scanning_direction.h

@@ -24,12 +24,12 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* values_;
+    const char* values_ = nullptr;
-    const char* Ni_;
+    const char* Ni_ = nullptr;
-    const char* Nj_;
+    const char* Nj_ = nullptr;
-    const char* i_scans_negatively_;
+    const char* i_scans_negatively_ = nullptr;
-    const char* j_scans_positively_;
+    const char* j_scans_positively_ = nullptr;
-    const char* first_;
+    const char* first_ = nullptr;
-    const char* last_;
+    const char* last_ = nullptr;
-    const char* axis_;
+    const char* axis_ = nullptr;
 };

src/accessor/grib_accessor_class_closest_date.h

@@ -24,13 +24,13 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* dateLocal_;
+    const char* dateLocal_ = nullptr;
-    const char* timeLocal_;
+    const char* timeLocal_ = nullptr;
-    const char* numForecasts_;
+    const char* numForecasts_ = nullptr;
-    const char* year_;
+    const char* year_ = nullptr;
-    const char* month_;
+    const char* month_ = nullptr;
-    const char* day_;
+    const char* day_ = nullptr;
-    const char* hour_;
+    const char* hour_ = nullptr;
-    const char* minute_;
+    const char* minute_ = nullptr;
-    const char* second_;
+    const char* second_ = nullptr;
 };

src/accessor/grib_accessor_class_codeflag.h

@@ -23,7 +23,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* tablename_;
+    const char* tablename_ = nullptr;
 
     int grib_get_codeflag(long code, char* codename);
 };

src/accessor/grib_accessor_class_codetable.h

@@ -33,11 +33,11 @@ public:
     grib_codetable* codetable() const { return table_; }
 
 private:
-    grib_codetable* table_;
+    grib_codetable* table_ = nullptr;
-    const char* tablename_;
+    const char* tablename_ = nullptr;
-    const char* masterDir_;
+    const char* masterDir_ = nullptr;
-    const char* localDir_;
+    const char* localDir_ = nullptr;
-    int table_loaded_;
+    int table_loaded_ = 0;
 
     grib_codetable* load_table();
 };

src/accessor/grib_accessor_class_codetable_title.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* codetable_;
+    const char* codetable_ = nullptr;
 };

src/accessor/grib_accessor_class_codetable_units.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* codetable_;
+    const char* codetable_ = nullptr;
 };

src/accessor/grib_accessor_class_count_missing.h

@@ -23,8 +23,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* bitmap_;
+    const char* bitmap_ = nullptr;
-    const char* unusedBitsInBitmap_;
+    const char* unusedBitsInBitmap_ = nullptr;
-    const char* numberOfDataPoints_;
+    const char* numberOfDataPoints_ = nullptr;
-    const char* missingValueManagementUsed_;
+    const char* missingValueManagementUsed_ = nullptr;
 };

src/accessor/grib_accessor_class_data_apply_bitmap.h

@@ -30,12 +30,12 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* coded_values_;
+    const char* coded_values_ = nullptr;
-    const char* bitmap_;
+    const char* bitmap_ = nullptr;
-    const char* missing_value_;
+    const char* missing_value_ = nullptr;
-    const char* number_of_data_points_;
+    const char* number_of_data_points_ = nullptr;
-    const char* number_of_values_;
+    const char* number_of_values_ = nullptr;
-    const char* binary_scale_factor_;
+    const char* binary_scale_factor_ = nullptr;
 
     template <typename T> int unpack(T* val, size_t* len);
 };

src/accessor/grib_accessor_class_data_apply_boustrophedonic.h

@@ -29,11 +29,11 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* values_;
+    const char* values_ = nullptr;
-    const char* numberOfRows_;
+    const char* numberOfRows_ = nullptr;
-    const char* numberOfColumns_;
+    const char* numberOfColumns_ = nullptr;
-    const char* numberOfPoints_;
+    const char* numberOfPoints_ = nullptr;
-    const char* pl_;
+    const char* pl_ = nullptr;
 
     template <typename T> int unpack(T* val, size_t* len);
 };

src/accessor/grib_accessor_class_data_apply_boustrophedonic_bitmap.h

@@ -28,11 +28,11 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* coded_values_;
+    const char* coded_values_ = nullptr;
-    const char* bitmap_;
+    const char* bitmap_ = nullptr;
-    const char* missing_value_;
+    const char* missing_value_ = nullptr;
-    const char* binary_scale_factor_;
+    const char* binary_scale_factor_ = nullptr;
-    const char* numberOfRows_;
+    const char* numberOfRows_ = nullptr;
-    const char* numberOfColumns_;
+    const char* numberOfColumns_ = nullptr;
-    const char* numberOfPoints_;
+    const char* numberOfPoints_ = nullptr;
 };

src/accessor/grib_accessor_class_data_ccsds_packing.h

@@ -28,16 +28,16 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* number_of_values_;
+    const char* number_of_values_ = nullptr;
-    const char* reference_value_;
+    const char* reference_value_ = nullptr;
-    const char* binary_scale_factor_;
+    const char* binary_scale_factor_ = nullptr;
-    const char* decimal_scale_factor_;
+    const char* decimal_scale_factor_ = nullptr;
-    const char* optimize_scaling_factor_;
+    const char* optimize_scaling_factor_ = nullptr;
-    const char* bits_per_value_;
+    const char* bits_per_value_ = nullptr;
-    const char* number_of_data_points_;
+    const char* number_of_data_points_ = nullptr;
-    const char* ccsds_flags_;
+    const char* ccsds_flags_ = nullptr;
-    const char* ccsds_block_size_;
+    const char* ccsds_block_size_ = nullptr;
-    const char* ccsds_rsi_;
+    const char* ccsds_rsi_ = nullptr;
 
     template <typename T> int unpack(T* val, size_t* len);
 };

src/accessor/grib_accessor_class_data_complex_packing.h

@@ -30,18 +30,18 @@ public:
     void init(const long, grib_arguments*) override;
 
 protected:
-    const char* sub_j_;
+    const char* sub_j_ = nullptr;
-    const char* sub_k_;
+    const char* sub_k_ = nullptr;
-    const char* sub_m_;
+    const char* sub_m_ = nullptr;
 
 private:
-    const char* GRIBEX_sh_bug_present_;
+    const char* GRIBEX_sh_bug_present_ = nullptr;
-    const char* ieee_floats_;
+    const char* ieee_floats_ = nullptr;
-    const char* laplacianOperatorIsSet_;
+    const char* laplacianOperatorIsSet_ = nullptr;
-    const char* laplacianOperator_;
+    const char* laplacianOperator_ = nullptr;
-    const char* pen_j_;
+    const char* pen_j_ = nullptr;
-    const char* pen_k_;
+    const char* pen_k_ = nullptr;
-    const char* pen_m_;
+    const char* pen_m_ = nullptr;
 
     template <typename T> int unpack_real(T* val, size_t* len);
 };

src/accessor/grib_accessor_class_data_dummy_field.h

@@ -24,7 +24,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* missing_value_;
+    const char* missing_value_ = nullptr;
-    const char* numberOfPoints_;
+    const char* numberOfPoints_ = nullptr;
-    const char* bitmap_;
+    const char* bitmap_ = nullptr;
 };

src/accessor/grib_accessor_class_data_g1complex_packing.h

@@ -22,9 +22,9 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* N_;
+    const char* N_ = nullptr;
-    const char* half_byte_;
+    const char* half_byte_ = nullptr;
-    const char* packingType_;
+    const char* packingType_ = nullptr;
-    const char* ieee_packing_;
+    const char* ieee_packing_ = nullptr;
-    const char* precision_;
+    const char* precision_ = nullptr;
 };

src/accessor/grib_accessor_class_data_g1second_order_constant_width_packing.h

@@ -27,20 +27,20 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* half_byte_;
+    const char* half_byte_ = nullptr;
-    const char* packingType_;
+    const char* packingType_ = nullptr;
-    const char* ieee_packing_;
+    const char* ieee_packing_ = nullptr;
-    const char* precision_;
+    const char* precision_ = nullptr;
-    const char* widthOfFirstOrderValues_;
+    const char* widthOfFirstOrderValues_ = nullptr;
-    const char* N1_;
+    const char* N1_ = nullptr;
-    const char* N2_;
+    const char* N2_ = nullptr;
-    const char* numberOfGroups_;
+    const char* numberOfGroups_ = nullptr;
-    const char* numberOfSecondOrderPackedValues_;
+    const char* numberOfSecondOrderPackedValues_ = nullptr;
-    const char* extraValues_;
+    const char* extraValues_ = nullptr;
-    const char* pl_;
+    const char* pl_ = nullptr;
-    const char* Ni_;
+    const char* Ni_ = nullptr;
-    const char* Nj_;
+    const char* Nj_ = nullptr;
-    const char* jPointsAreConsecutive_;
+    const char* jPointsAreConsecutive_ = nullptr;
-    const char* bitmap_;
+    const char* bitmap_ = nullptr;
-    const char* groupWidth_;
+    const char* groupWidth_ = nullptr;
 };

src/accessor/grib_accessor_class_data_g1second_order_general_extended_packing.h

@@ -31,31 +31,31 @@ private:
     int unpack(double*, float*, size_t*);
 
 private:
-    const char* half_byte_;
+    const char* half_byte_ = nullptr;
-    const char* packingType_;
+    const char* packingType_ = nullptr;
-    const char* ieee_packing_;
+    const char* ieee_packing_ = nullptr;
-    const char* precision_;
+    const char* precision_ = nullptr;
-    const char* widthOfFirstOrderValues_;
+    const char* widthOfFirstOrderValues_ = nullptr;
-    const char* firstOrderValues_;
+    const char* firstOrderValues_ = nullptr;
-    const char* N1_;
+    const char* N1_ = nullptr;
-    const char* N2_;
+    const char* N2_ = nullptr;
-    const char* numberOfGroups_;
+    const char* numberOfGroups_ = nullptr;
-    const char* codedNumberOfGroups_;
+    const char* codedNumberOfGroups_ = nullptr;
-    const char* numberOfSecondOrderPackedValues_;
+    const char* numberOfSecondOrderPackedValues_ = nullptr;
-    const char* extraValues_;
+    const char* extraValues_ = nullptr;
-    const char* groupWidths_;
+    const char* groupWidths_ = nullptr;
-    const char* widthOfWidths_;
+    const char* widthOfWidths_ = nullptr;
-    const char* groupLengths_;
+    const char* groupLengths_ = nullptr;
-    const char* widthOfLengths_;
+    const char* widthOfLengths_ = nullptr;
-    const char* NL_;
+    const char* NL_ = nullptr;
-    const char* SPD_;
+    const char* SPD_ = nullptr;
-    const char* widthOfSPD_;
+    const char* widthOfSPD_ = nullptr;
-    const char* orderOfSPD_;
+    const char* orderOfSPD_ = nullptr;
-    const char* numberOfPoints_;
+    const char* numberOfPoints_ = nullptr;
-    const char* dataFlag_;
+    const char* dataFlag_ = nullptr;
-    double* dvalues_;
+    double* dvalues_ = nullptr;
-    float* fvalues_;
+    float* fvalues_ = nullptr;
-    int double_dirty_;
+    int double_dirty_ = 0;
-    int float_dirty_;
+    int float_dirty_ = 0;
-    size_t size_;
+    size_t size_ = 0;
 };

src/accessor/grib_accessor_class_data_g1second_order_general_packing.h

@@ -26,22 +26,22 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* half_byte_;
+    const char* half_byte_ = nullptr;
-    const char* packingType_;
+    const char* packingType_ = nullptr;
-    const char* ieee_packing_;
+    const char* ieee_packing_ = nullptr;
-    const char* precision_;
+    const char* precision_ = nullptr;
-    const char* widthOfFirstOrderValues_;
+    const char* widthOfFirstOrderValues_ = nullptr;
-    const char* N1_;
+    const char* N1_ = nullptr;
-    const char* N2_;
+    const char* N2_ = nullptr;
-    const char* numberOfGroups_;
+    const char* numberOfGroups_ = nullptr;
-    const char* numberOfSecondOrderPackedValues_;
+    const char* numberOfSecondOrderPackedValues_ = nullptr;
-    const char* extraValues_;
+    const char* extraValues_ = nullptr;
-    const char* pl_;
+    const char* pl_ = nullptr;
-    const char* Ni_;
+    const char* Ni_ = nullptr;
-    const char* Nj_;
+    const char* Nj_ = nullptr;
-    const char* jPointsAreConsecutive_;
+    const char* jPointsAreConsecutive_ = nullptr;
-    const char* bitmap_;
+    const char* bitmap_ = nullptr;
-    const char* groupWidths_;
+    const char* groupWidths_ = nullptr;
 
     template <typename T> int unpack_real(T* values, size_t* len);
 };

src/accessor/grib_accessor_class_data_g1second_order_row_by_row_packing.h

@@ -26,22 +26,22 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* half_byte_;
+    const char* half_byte_ = nullptr;
-    const char* packingType_;
+    const char* packingType_ = nullptr;
-    const char* ieee_packing_;
+    const char* ieee_packing_ = nullptr;
-    const char* precision_;
+    const char* precision_ = nullptr;
-    const char* widthOfFirstOrderValues_;
+    const char* widthOfFirstOrderValues_ = nullptr;
-    const char* N1_;
+    const char* N1_ = nullptr;
-    const char* N2_;
+    const char* N2_ = nullptr;
-    const char* numberOfGroups_;
+    const char* numberOfGroups_ = nullptr;
-    const char* numberOfSecondOrderPackedValues_;
+    const char* numberOfSecondOrderPackedValues_ = nullptr;
-    const char* extraValues_;
+    const char* extraValues_ = nullptr;
-    const char* pl_;
+    const char* pl_ = nullptr;
-    const char* Ni_;
+    const char* Ni_ = nullptr;
-    const char* Nj_;
+    const char* Nj_ = nullptr;
-    const char* jPointsAreConsecutive_;
+    const char* jPointsAreConsecutive_ = nullptr;
-    const char* bitmap_;
+    const char* bitmap_ = nullptr;
-    const char* groupWidths_;
+    const char* groupWidths_ = nullptr;
 
     template <typename T> int unpack_real(T* values, size_t* len);
 };

src/accessor/grib_accessor_class_data_g1secondary_bitmap.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* number_of_ones_;
+    const char* number_of_ones_ = nullptr;
 };

src/accessor/grib_accessor_class_data_g1simple_packing.h

@@ -23,8 +23,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 protected:
-    const char* half_byte_;
+    const char* half_byte_ = nullptr;
-    const char* packingType_;
+    const char* packingType_ = nullptr;
-    const char* ieee_packing_;
+    const char* ieee_packing_ = nullptr;
-    const char* precision_;
+    const char* precision_ = nullptr;
 };

src/accessor/grib_accessor_class_data_g22order_packing.h

@@ -28,26 +28,26 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* numberOfValues_;
+    const char* numberOfValues_ = nullptr;
-    const char* bits_per_value_;
+    const char* bits_per_value_ = nullptr;
-    const char* reference_value_;
+    const char* reference_value_ = nullptr;
-    const char* binary_scale_factor_;
+    const char* binary_scale_factor_ = nullptr;
-    const char* decimal_scale_factor_;
+    const char* decimal_scale_factor_ = nullptr;
-    const char* optimize_scale_factor_;
+    const char* optimize_scale_factor_ = nullptr;
-    const char* typeOfOriginalFieldValues_;
+    const char* typeOfOriginalFieldValues_ = nullptr;
-    const char* groupSplittingMethodUsed_;
+    const char* groupSplittingMethodUsed_ = nullptr;
-    const char* missingValueManagementUsed_;
+    const char* missingValueManagementUsed_ = nullptr;
-    const char* primaryMissingValueSubstitute_;
+    const char* primaryMissingValueSubstitute_ = nullptr;
-    const char* secondaryMissingValueSubstitute_;
+    const char* secondaryMissingValueSubstitute_ = nullptr;
-    const char* numberOfGroupsOfDataValues_;
+    const char* numberOfGroupsOfDataValues_ = nullptr;
-    const char* referenceForGroupWidths_;
+    const char* referenceForGroupWidths_ = nullptr;
-    const char* numberOfBitsUsedForTheGroupWidths_;
+    const char* numberOfBitsUsedForTheGroupWidths_ = nullptr;
-    const char* referenceForGroupLengths_;
+    const char* referenceForGroupLengths_ = nullptr;
-    const char* lengthIncrementForTheGroupLengths_;
+    const char* lengthIncrementForTheGroupLengths_ = nullptr;
-    const char* trueLengthOfLastGroup_;
+    const char* trueLengthOfLastGroup_ = nullptr;
-    const char* numberOfBitsUsedForTheScaledGroupLengths_;
+    const char* numberOfBitsUsedForTheScaledGroupLengths_ = nullptr;
-    const char* orderOfSpatialDifferencing_;
+    const char* orderOfSpatialDifferencing_ = nullptr;
-    const char* numberOfOctetsExtraDescriptors_;
+    const char* numberOfOctetsExtraDescriptors_ = nullptr;
 
     template <typename T> int unpack(T* val, size_t* len);
 };

src/accessor/grib_accessor_class_data_g2bifourier_packing.h

@@ -53,19 +53,19 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* ieee_floats_;
+    const char* ieee_floats_ = nullptr;
-    const char* laplacianOperatorIsSet_;
+    const char* laplacianOperatorIsSet_ = nullptr;
-    const char* laplacianOperator_;
+    const char* laplacianOperator_ = nullptr;
-    const char* biFourierTruncationType_;
+    const char* biFourierTruncationType_ = nullptr;
-    const char* sub_i_;
+    const char* sub_i_ = nullptr;
-    const char* sub_j_;
+    const char* sub_j_ = nullptr;
-    const char* bif_i_;
+    const char* bif_i_ = nullptr;
-    const char* bif_j_;
+    const char* bif_j_ = nullptr;
-    const char* biFourierSubTruncationType_;
+    const char* biFourierSubTruncationType_ = nullptr;
-    const char* biFourierDoNotPackAxes_;
+    const char* biFourierDoNotPackAxes_ = nullptr;
-    const char* biFourierMakeTemplate_;
+    const char* biFourierMakeTemplate_ = nullptr;
-    const char* totalNumberOfValuesInUnpackedSubset_;
+    const char* totalNumberOfValuesInUnpackedSubset_ = nullptr;
-    //const char* numberOfValues_;
+    //const char* numberOfValues_ = nullptr;
 
     bif_trunc_t* new_bif_trunc();
 };

src/accessor/grib_accessor_class_data_g2complex_packing.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* numberOfValues_;
+    const char* numberOfValues_ = nullptr;
 };

src/accessor/grib_accessor_class_data_g2secondary_bitmap.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* number_of_values_;
+    const char* number_of_values_ = nullptr;
 };

src/accessor/grib_accessor_class_data_g2shsimple_packing.h

@@ -24,6 +24,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* numberOfValues_;
+    const char* numberOfValues_ = nullptr;
-    const char* numberOfDataPoints_;
+    const char* numberOfDataPoints_ = nullptr;
 };

src/accessor/grib_accessor_class_data_g2simple_packing_with_preprocessing.h

@@ -24,6 +24,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* pre_processing_;
+    const char* pre_processing_ = nullptr;
-    const char* pre_processing_parameter_;
+    const char* pre_processing_parameter_ = nullptr;
 };

src/accessor/grib_accessor_class_data_jpeg2000_packing.h

@@ -27,13 +27,13 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* type_of_compression_used_;
+    const char* type_of_compression_used_ = nullptr;
-    const char* target_compression_ratio_;
+    const char* target_compression_ratio_ = nullptr;
-    const char* ni_;
+    const char* ni_ = nullptr;
-    const char* nj_;
+    const char* nj_ = nullptr;
-    const char* list_defining_points_;
+    const char* list_defining_points_ = nullptr;
-    const char* number_of_data_points_;
+    const char* number_of_data_points_ = nullptr;
-    const char* scanning_mode_;
+    const char* scanning_mode_ = nullptr;
-    int jpeg_lib_;
+    int jpeg_lib_ = 0;
-    const char* dump_jpg_;
+    const char* dump_jpg_ = nullptr;
 };

src/accessor/grib_accessor_class_data_png_packing.h

@@ -26,14 +26,14 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* number_of_values_;
+    const char* number_of_values_ = nullptr;
-    const char* reference_value_;
+    const char* reference_value_ = nullptr;
-    const char* binary_scale_factor_;
+    const char* binary_scale_factor_ = nullptr;
-    const char* decimal_scale_factor_;
+    const char* decimal_scale_factor_ = nullptr;
-    const char* bits_per_value_;
+    const char* bits_per_value_ = nullptr;
-    const char* ni_;
+    const char* ni_ = nullptr;
-    const char* nj_;
+    const char* nj_ = nullptr;
-    const char* list_defining_points_;
+    const char* list_defining_points_ = nullptr;
-    const char* number_of_data_points_;
+    const char* number_of_data_points_ = nullptr;
-    const char* scanning_mode_;
+    const char* scanning_mode_ = nullptr;
 };

src/accessor/grib_accessor_class_data_raw_packing.h

@@ -26,6 +26,6 @@ public:
     int unpack_double_element_set(const size_t* index_array, size_t len, double* val_array) override;
 
 private:
-    const char* number_of_values_;
+    const char* number_of_values_ = nullptr;
-    const char* precision_;
+    const char* precision_ = nullptr;
 };

src/accessor/grib_accessor_class_data_run_length_packing.h

@@ -24,10 +24,10 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* number_of_values_;
+    const char* number_of_values_ = nullptr;
-    const char* bits_per_value_;
+    const char* bits_per_value_ = nullptr;
-    const char* max_level_value_;
+    const char* max_level_value_ = nullptr;
-    const char* number_of_level_values_;
+    const char* number_of_level_values_ = nullptr;
-    const char* decimal_scale_factor_;
+    const char* decimal_scale_factor_ = nullptr;
-    const char* level_values_;
+    const char* level_values_ = nullptr;
 };

src/accessor/grib_accessor_class_data_secondary_bitmap.h

@@ -24,8 +24,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 protected:
-    const char* primary_bitmap_;
+    const char* primary_bitmap_ = nullptr;
-    const char* secondary_bitmap_;
+    const char* secondary_bitmap_ = nullptr;
-    const char* missing_value_;
+    const char* missing_value_ = nullptr;
-    const char* expand_by_;
+    const char* expand_by_ = nullptr;
 };

src/accessor/grib_accessor_class_data_sh_packed.h

@@ -23,14 +23,14 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* GRIBEX_sh_bug_present_;
+    const char* GRIBEX_sh_bug_present_ = nullptr;
-    const char* ieee_floats_;
+    const char* ieee_floats_ = nullptr;
-    const char* laplacianOperatorIsSet_;
+    const char* laplacianOperatorIsSet_ = nullptr;
-    const char* laplacianOperator_;
+    const char* laplacianOperator_ = nullptr;
-    const char* sub_j_;
+    const char* sub_j_ = nullptr;
-    const char* sub_k_;
+    const char* sub_k_ = nullptr;
-    const char* sub_m_;
+    const char* sub_m_ = nullptr;
-    const char* pen_j_;
+    const char* pen_j_ = nullptr;
-    const char* pen_k_;
+    const char* pen_k_ = nullptr;
-    const char* pen_m_;
+    const char* pen_m_ = nullptr;
 };

src/accessor/grib_accessor_class_data_sh_unpacked.h

@@ -23,14 +23,14 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* GRIBEX_sh_bug_present_;
+    const char* GRIBEX_sh_bug_present_ = nullptr;
-    const char* ieee_floats_;
+    const char* ieee_floats_ = nullptr;
-    const char* laplacianOperatorIsSet_;
+    const char* laplacianOperatorIsSet_ = nullptr;
-    const char* laplacianOperator_;
+    const char* laplacianOperator_ = nullptr;
-    const char* sub_j_;
+    const char* sub_j_ = nullptr;
-    const char* sub_k_;
+    const char* sub_k_ = nullptr;
-    const char* sub_m_;
+    const char* sub_m_ = nullptr;
-    const char* pen_j_;
+    const char* pen_j_ = nullptr;
-    const char* pen_k_;
+    const char* pen_k_ = nullptr;
-    const char* pen_m_;
+    const char* pen_m_ = nullptr;
 };

src/accessor/grib_accessor_class_data_shsimple_packing.h

@@ -24,6 +24,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 protected:
-    const char* coded_values_;
+    const char* coded_values_ = nullptr;
-    const char* real_part_;
+    const char* real_part_ = nullptr;
 };

src/accessor/grib_accessor_class_data_simple_packing.h

@@ -29,16 +29,16 @@ public:
     int unpack_double_subarray(double* val, size_t start, size_t len) override;
 
 protected:
-    int edition_;
+    int edition_ = 0;
-    const char* units_factor_;
+    const char* units_factor_ = nullptr;
-    const char* units_bias_;
+    const char* units_bias_ = nullptr;
-    const char* changing_precision_;
+    const char* changing_precision_ = nullptr;
-    const char* number_of_values_;
+    const char* number_of_values_ = nullptr;
-    const char* bits_per_value_;
+    const char* bits_per_value_ = nullptr;
-    const char* reference_value_;
+    const char* reference_value_ = nullptr;
-    const char* binary_scale_factor_;
+    const char* binary_scale_factor_ = nullptr;
-    const char* decimal_scale_factor_;
+    const char* decimal_scale_factor_ = nullptr;
-    const char* optimize_scaling_factor_;
+    const char* optimize_scaling_factor_ = nullptr;
 
 private:
     template <typename T> int unpack(T* val, size_t* len);

src/accessor/grib_accessor_class_decimal_precision.h

@@ -23,8 +23,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* values_;
+    const char* values_ = nullptr;
-    const char* bits_per_value_;
+    const char* bits_per_value_ = nullptr;
-    const char* changing_precision_;
+    const char* changing_precision_ = nullptr;
-    const char* decimal_scale_factor_;
+    const char* decimal_scale_factor_ = nullptr;
 };

src/accessor/grib_accessor_class_dictionary.h

@@ -27,11 +27,11 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* dictionary_;
+    const char* dictionary_ = nullptr;
-    const char* key_;
+    const char* key_ = nullptr;
-    long column_;
+    long column_ = 0;
-    const char* masterDir_;
+    const char* masterDir_ = nullptr;
-    const char* localDir_;
+    const char* localDir_ = nullptr;
 
     grib_trie* load_dictionary(int* err);
 };

src/accessor/grib_accessor_class_dirty.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* accessor_;
+    const char* accessor_ = nullptr;
 };

src/accessor/grib_accessor_class_divdouble.h

@@ -22,6 +22,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* val_;
+    const char* val_ = nullptr;
-    double divisor_;
+    double divisor_ = 0.;
 };

src/accessor/grib_accessor_class_element.h

@@ -24,6 +24,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* array_;
+    const char* array_ = nullptr;
-    long element_;
+    long element_ = 0;
 };

src/accessor/grib_accessor_class_evaluate.h

@@ -22,5 +22,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 protected:
-    grib_arguments* arg_; // expression to be evaluated
+    grib_arguments* arg_ = nullptr; // expression to be evaluated
 };

src/accessor/grib_accessor_class_expanded_descriptors.h

@@ -41,15 +41,15 @@ public:
     bufr_descriptors_array* grib_accessor_expanded_descriptors_get_expanded(int* err);
 
 private:
-    const char* unexpandedDescriptors_;
+    const char* unexpandedDescriptors_ = nullptr;
-    const char* sequence_;
+    const char* sequence_ = nullptr;
-    const char* expandedName_;
+    const char* expandedName_ = nullptr;
-    const char* tablesAccessorName_;
+    const char* tablesAccessorName_ = nullptr;
-    bufr_descriptors_array* expanded_;
+    bufr_descriptors_array* expanded_ = nullptr;
-    int rank_;
+    int rank_ = 0;
-    grib_accessor_expanded_descriptors_t* expandedAccessor_;
+    grib_accessor_expanded_descriptors_t* expandedAccessor_ = nullptr;
-    int do_expand_;
+    int do_expand_ = 0;
-    grib_accessor* tablesAccessor_;
+    grib_accessor* tablesAccessor_ = nullptr;
 
     int expand();
     void __expand(bufr_descriptors_array* unexpanded, bufr_descriptors_array* expanded, change_coding_params* ccp, int* err);

src/accessor/grib_accessor_class_from_scale_factor_scaled_value.h

@@ -25,6 +25,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* scaleFactor_;
+    const char* scaleFactor_ = nullptr;
-    const char* scaledValue_;
+    const char* scaledValue_ = nullptr;
 };

src/accessor/grib_accessor_class_g1_message_length.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* sec4_length_;
+    const char* sec4_length_ = nullptr;
 };

src/accessor/grib_accessor_class_g1_section4_length.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* total_length_;
+    const char* total_length_ = nullptr;
 };

src/accessor/grib_accessor_class_g1bitmap.h

@@ -24,5 +24,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* unusedBits_;
+    const char* unusedBits_ = nullptr;
 };

src/accessor/grib_accessor_class_g1date.h

@@ -25,8 +25,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 protected:
-    const char* century_;
+    const char* century_ = nullptr;
-    const char* year_;
+    const char* year_ = nullptr;
-    const char* month_;
+    const char* month_ = nullptr;
-    const char* day_;
+    const char* day_ = nullptr;
 };

src/accessor/grib_accessor_class_g1end_of_interval_monthly.h

@@ -25,5 +25,5 @@ public:
     int compare(grib_accessor*) override;
 
 private:
-    const char* verifyingMonth_;
+    const char* verifyingMonth_ = nullptr;
 };

src/accessor/grib_accessor_class_g1forecastmonth.h

@@ -24,12 +24,12 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* verification_yearmonth_;
+    const char* verification_yearmonth_ = nullptr;
-    const char* base_date_;
+    const char* base_date_ = nullptr;
-    const char* day_;
+    const char* day_ = nullptr;
-    const char* hour_;
+    const char* hour_ = nullptr;
-    const char* fcmonth_;
+    const char* fcmonth_ = nullptr;
-    const char* check_;
+    const char* check_ = nullptr;
 
     int unpack_long_edition1(long* val, size_t* len);
 };

src/accessor/grib_accessor_class_g1monthlydate.h

@@ -22,5 +22,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* date_;
+    const char* date_ = nullptr;
 };

src/accessor/grib_accessor_class_g1number_of_coded_values_sh_complex.h

@@ -22,12 +22,12 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* numberOfValues_;
+    const char* numberOfValues_ = nullptr;
-    const char* bitsPerValue_;
+    const char* bitsPerValue_ = nullptr;
-    const char* offsetBeforeData_;
+    const char* offsetBeforeData_ = nullptr;
-    const char* offsetAfterData_;
+    const char* offsetAfterData_ = nullptr;
-    const char* unusedBits_;
+    const char* unusedBits_ = nullptr;
-    const char* JS_;
+    const char* JS_ = nullptr;
-    const char* KS_;
+    const char* KS_ = nullptr;
-    const char* MS_;
+    const char* MS_ = nullptr;
 };

src/accessor/grib_accessor_class_g1number_of_coded_values_sh_simple.h

@@ -22,9 +22,9 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* numberOfValues_;
+    const char* numberOfValues_ = nullptr;
-    const char* bitsPerValue_;
+    const char* bitsPerValue_ = nullptr;
-    const char* offsetBeforeData_;
+    const char* offsetBeforeData_ = nullptr;
-    const char* offsetAfterData_;
+    const char* offsetAfterData_ = nullptr;
-    const char* unusedBits_;
+    const char* unusedBits_ = nullptr;
 };

src/accessor/grib_accessor_class_g1step_range.h

@@ -33,12 +33,12 @@ protected:
     int grib_g1_step_get_steps(long* start, long* theEnd);
 
 private:
-    const char* p1_;
+    const char* p1_ = nullptr;
-    const char* p2_;
+    const char* p2_ = nullptr;
-    const char* timeRangeIndicator_;
+    const char* timeRangeIndicator_ = nullptr;
-    const char* unit_;
+    const char* unit_ = nullptr;
-    const char* step_unit_;
+    const char* step_unit_ = nullptr;
-    const char* stepType_;
+    const char* stepType_ = nullptr;
-    const char* patch_fp_precip_;
+    const char* patch_fp_precip_ = nullptr;
-    int error_on_units_;
+    int error_on_units_ = 0;
 };

src/accessor/grib_accessor_class_g1verificationdate.h

@@ -22,7 +22,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* date_;
+    const char* date_ = nullptr;
-    const char* time_;
+    const char* time_ = nullptr;
-    const char* step_;
+    const char* step_ = nullptr;
 };

src/accessor/grib_accessor_class_g2_aerosol.h

@@ -24,7 +24,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* productDefinitionTemplateNumber_;
+    const char* productDefinitionTemplateNumber_ = nullptr;
-    const char* stepType_;
+    const char* stepType_ = nullptr;
-    int optical_;
+    int optical_ = 0;
 };

src/accessor/grib_accessor_class_g2_chemical.h

@@ -24,7 +24,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* productDefinitionTemplateNumber_;
+    const char* productDefinitionTemplateNumber_ = nullptr;
-    const char* stepType_;
+    const char* stepType_ = nullptr;
-    int chemical_type_;
+    int chemical_type_ = 0;
 };

src/accessor/grib_accessor_class_g2_eps.h

@@ -24,9 +24,9 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* productDefinitionTemplateNumber_;
+    const char* productDefinitionTemplateNumber_ = nullptr;
-    const char* stream_;
+    const char* stream_ = nullptr;
-    const char* type_;
+    const char* type_ = nullptr;
-    const char* stepType_;
+    const char* stepType_ = nullptr;
-    const char* derivedForecast_;
+    const char* derivedForecast_ = nullptr;
 };

src/accessor/grib_accessor_class_g2_mars_labeling.h

@@ -27,16 +27,16 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    int index_;
+    int index_ = 0;
-    const char* the_class_;
+    const char* the_class_ = nullptr;
-    const char* stream_;
+    const char* stream_ = nullptr;
-    const char* type_;
+    const char* type_ = nullptr;
-    const char* expver_;
+    const char* expver_ = nullptr;
-    const char* typeOfProcessedData_;
+    const char* typeOfProcessedData_ = nullptr;
-    const char* productDefinitionTemplateNumber_;
+    const char* productDefinitionTemplateNumber_ = nullptr;
-    const char* stepType_;
+    const char* stepType_ = nullptr;
-    const char* derivedForecast_;
+    const char* derivedForecast_ = nullptr;
-    const char* typeOfGeneratingProcess_;
+    const char* typeOfGeneratingProcess_ = nullptr;
 
     int extra_set(long val);
 };

src/accessor/grib_accessor_class_g2bitmap.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* numberOfValues_;
+    const char* numberOfValues_ = nullptr;
 };

src/accessor/grib_accessor_class_g2bitmap_present.h

@@ -24,5 +24,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* bitmapIndicator_;
+    const char* bitmapIndicator_ = nullptr;
 };

src/accessor/grib_accessor_class_g2date.h

@@ -24,7 +24,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* year_;
+    const char* year_ = nullptr;
-    const char* month_;
+    const char* month_ = nullptr;
-    const char* day_;
+    const char* day_ = nullptr;
 };

src/accessor/grib_accessor_class_g2end_step.h

@@ -28,24 +28,24 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* start_step_value_;
+    const char* start_step_value_ = nullptr;
-    const char* step_units_;
+    const char* step_units_ = nullptr;
-    const char* year_;
+    const char* year_ = nullptr;
-    const char* month_;
+    const char* month_ = nullptr;
-    const char* day_;
+    const char* day_ = nullptr;
-    const char* hour_;
+    const char* hour_ = nullptr;
-    const char* minute_;
+    const char* minute_ = nullptr;
-    const char* second_;
+    const char* second_ = nullptr;
-    const char* year_of_end_of_interval_;
+    const char* year_of_end_of_interval_ = nullptr;
-    const char* month_of_end_of_interval_;
+    const char* month_of_end_of_interval_ = nullptr;
-    const char* day_of_end_of_interval_;
+    const char* day_of_end_of_interval_ = nullptr;
-    const char* hour_of_end_of_interval_;
+    const char* hour_of_end_of_interval_ = nullptr;
-    const char* minute_of_end_of_interval_;
+    const char* minute_of_end_of_interval_ = nullptr;
-    const char* second_of_end_of_interval_;
+    const char* second_of_end_of_interval_ = nullptr;
-    const char* time_range_unit_;
+    const char* time_range_unit_ = nullptr;
-    const char* time_range_value_;
+    const char* time_range_value_ = nullptr;
-    const char* typeOfTimeIncrement_;
+    const char* typeOfTimeIncrement_ = nullptr;
-    const char* numberOfTimeRanges_;
+    const char* numberOfTimeRanges_ = nullptr;
 
     int unpack_one_time_range_long_(long* val, size_t* len);
     int unpack_one_time_range_double_(double* val, size_t* len);

src/accessor/grib_accessor_class_g2grid.h

@@ -24,12 +24,12 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* latitude_first_;
+    const char* latitude_first_ = nullptr;
-    const char* longitude_first_;
+    const char* longitude_first_ = nullptr;
-    const char* latitude_last_;
+    const char* latitude_last_ = nullptr;
-    const char* longitude_last_;
+    const char* longitude_last_ = nullptr;
-    const char* i_increment_;
+    const char* i_increment_ = nullptr;
-    const char* j_increment_;
+    const char* j_increment_ = nullptr;
-    const char* basic_angle_;
+    const char* basic_angle_ = nullptr;
-    const char* sub_division_;
+    const char* sub_division_ = nullptr;
 };

src/accessor/grib_accessor_class_g2latlon.h

@@ -25,7 +25,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* grid_;
+    const char* grid_ = nullptr;
-    int index_;
+    int index_ = 0;
-    const char* given_;
+    const char* given_ = nullptr;
 };

src/accessor/grib_accessor_class_g2level.h

@@ -26,8 +26,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* type_first_;
+    const char* type_first_ = nullptr;
-    const char* scale_first_;
+    const char* scale_first_ = nullptr;
-    const char* value_first_;
+    const char* value_first_ = nullptr;
-    const char* pressure_units_;
+    const char* pressure_units_ = nullptr;
 };

src/accessor/grib_accessor_class_g2lon.h

@@ -23,5 +23,5 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* longitude_;
+    const char* longitude_ = nullptr;
 };

src/accessor/grib_accessor_class_g2step_range.h

@@ -29,6 +29,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* start_step_;
+    const char* start_step_ = nullptr;
-    const char* end_step_;
+    const char* end_step_ = nullptr;
 };

src/accessor/grib_accessor_class_gaussian_grid_name.h

@@ -1,4 +1,3 @@
-
 /*
  * (C) Copyright 2005- ECMWF.
  *
@@ -25,7 +24,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* N_;
+    const char* N_ = nullptr;
-    const char* Ni_;
+    const char* Ni_ = nullptr;
-    const char* isOctahedral_;
+    const char* isOctahedral_ = nullptr;
 };

src/accessor/grib_accessor_class_gds_is_present.h

@@ -1,4 +1,3 @@
-
 /*
  * (C) Copyright 2005- ECMWF.
  *
@@ -24,8 +23,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* gds_present_;
+    const char* gds_present_ = nullptr;
-    const char* grid_definition_;
+    const char* grid_definition_ = nullptr;
-    const char* bitmap_present_;
+    const char* bitmap_present_ = nullptr;
-    const char* values_;
+    const char* values_ = nullptr;
 };

src/accessor/grib_accessor_class_getenv.h

@@ -25,7 +25,7 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* envvar_;
+    const char* envvar_ = nullptr;
-    char* value_;
+    char* value_ = nullptr;
-    const char* default_value_;
+    const char* default_value_ = nullptr;
 };

src/accessor/grib_accessor_class_global_gaussian.h

@@ -23,15 +23,15 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* N_;
+    const char* N_ = nullptr;
-    const char* Ni_;
+    const char* Ni_ = nullptr;
-    const char* di_;
+    const char* di_ = nullptr;
-    const char* latfirst_;
+    const char* latfirst_ = nullptr;
-    const char* lonfirst_;
+    const char* lonfirst_ = nullptr;
-    const char* latlast_;
+    const char* latlast_ = nullptr;
-    const char* lonlast_;
+    const char* lonlast_ = nullptr;
-    const char* plpresent_;
+    const char* plpresent_ = nullptr;
-    const char* pl_;
+    const char* pl_ = nullptr;
-    const char* basic_angle_;
+    const char* basic_angle_ = nullptr;
-    const char* subdivision_;
+    const char* subdivision_ = nullptr;
 };

src/accessor/grib_accessor_class_group.h

@@ -30,5 +30,5 @@ public:
     int compare(grib_accessor*) override;
 
 private:
-    char endCharacter_;
+    char endCharacter_ = 0;
 };

src/accessor/grib_accessor_class_gts_header.h

@@ -24,6 +24,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    int gts_offset_;
+    int gts_offset_ = 0;
-    int gts_length_;
+    int gts_length_ = 0;
 };

src/accessor/grib_accessor_class_hash_array.h

@@ -33,8 +33,8 @@ public:
     int compare(grib_accessor*) override;
 
 private:
-    char* key_;
+    char* key_ = nullptr;
-    grib_hash_array_value* ha_;
+    grib_hash_array_value* ha_ = nullptr;
 
     grib_hash_array_value* find_hash_value(int* err);
 };

src/accessor/grib_accessor_class_ibmfloat.h

@@ -30,5 +30,5 @@ public:
     int nearest_smaller_value(double, double*) override;
 
 private:
-    grib_arguments* arg_;
+    grib_arguments* arg_ = nullptr;
 };

src/accessor/grib_accessor_class_ieeefloat.h

@@ -1,4 +1,3 @@
-
 /*
  * (C) Copyright 2005- ECMWF.
  *
@@ -28,5 +27,5 @@ public:
     int nearest_smaller_value(double val, double* nearest) override;
 
 private:
-    grib_arguments* arg_;
+    grib_arguments* arg_ = nullptr;
 };

src/accessor/grib_accessor_class_ifs_param.h

@@ -1,4 +1,3 @@
-
 /*
  * (C) Copyright 2005- ECMWF.
  *
@@ -25,6 +24,6 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* paramId_;
+    const char* paramId_ = nullptr;
-    const char* type_;
+    const char* type_ = nullptr;
 };

src/accessor/grib_accessor_class_iterator.h

@@ -22,6 +22,6 @@ public:
     void dump(grib_dumper* dumper) override;
 
 private:
-    grib_arguments* args_;
+    grib_arguments* args_ = nullptr;
     friend eccodes::geo_iterator::Iterator* eccodes::geo_iterator::gribIteratorNew(const grib_handle*, unsigned long, int*);
 };

src/accessor/grib_accessor_class_julian_date.h

@@ -30,13 +30,13 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* year_;
+    const char* year_ = nullptr;
-    const char* month_;
+    const char* month_ = nullptr;
-    const char* day_;
+    const char* day_ = nullptr;
-    const char* hour_;
+    const char* hour_ = nullptr;
-    const char* minute_;
+    const char* minute_ = nullptr;
-    const char* second_;
+    const char* second_ = nullptr;
-    const char* ymd_;
+    const char* ymd_ = nullptr;
-    const char* hms_;
+    const char* hms_ = nullptr;
     char sep_[5];
 };

src/accessor/grib_accessor_class_julian_day.h

@@ -27,8 +27,8 @@ public:
     void init(const long, grib_arguments*) override;
 
 private:
-    const char* date_;
+    const char* date_ = nullptr;
-    const char* hour_;
+    const char* hour_ = nullptr;
-    const char* minute_;
+    const char* minute_ = nullptr;
-    const char* second_;
+    const char* second_ = nullptr;
 };

src/accessor/grib_accessor_class_label.h

@@ -1,4 +1,3 @@
-
 /*
  * (C) Copyright 2005- ECMWF.
  *