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|
| #include <stdlib.h> |
| #include "readstat.h" |
|
|
| static readstat_value_t make_blank_value(void); |
| static readstat_value_t make_double_value(double dval); |
|
|
| static readstat_value_t make_blank_value(void) { |
| readstat_value_t value = { .is_system_missing = 1, .v = { .double_value = NAN }, .type = READSTAT_TYPE_DOUBLE }; |
| return value; |
| } |
|
|
| static readstat_value_t make_double_value(double dval) { |
| readstat_value_t value = { .v = { .double_value = dval }, .type = READSTAT_TYPE_DOUBLE }; |
| return value; |
| } |
|
|
| static readstat_value_t make_string_value(const char *string) { |
| readstat_value_t value = { .v = { .string_value = string }, .type = READSTAT_TYPE_STRING }; |
| return value; |
| } |
|
|
| const char *readstat_variable_get_name(const readstat_variable_t *variable) { |
| if (variable->name[0]) |
| return variable->name; |
|
|
| return NULL; |
| } |
|
|
| const char *readstat_variable_get_label(const readstat_variable_t *variable) { |
| if (variable->label[0]) |
| return variable->label; |
|
|
| return NULL; |
| } |
|
|
| const char *readstat_variable_get_format(const readstat_variable_t *variable) { |
| if (variable->format[0]) |
| return variable->format; |
|
|
| return NULL; |
| } |
|
|
| readstat_type_t readstat_variable_get_type(const readstat_variable_t *variable) { |
| return variable->type; |
| } |
|
|
| readstat_type_class_t readstat_variable_get_type_class(const readstat_variable_t *variable) { |
| return readstat_type_class(variable->type); |
| } |
|
|
| int readstat_variable_get_index(const readstat_variable_t *variable) { |
| return variable->index; |
| } |
|
|
| int readstat_variable_get_index_after_skipping(const readstat_variable_t *variable) { |
| return variable->index_after_skipping; |
| } |
|
|
| size_t readstat_variable_get_storage_width(const readstat_variable_t *variable) { |
| return variable->storage_width; |
| } |
|
|
| readstat_measure_t readstat_variable_get_measure(const readstat_variable_t *variable) { |
| return variable->measure; |
| } |
|
|
| readstat_alignment_t readstat_variable_get_alignment(const readstat_variable_t *variable) { |
| return variable->alignment; |
| } |
|
|
| int readstat_variable_get_display_width(const readstat_variable_t *variable) { |
| return variable->display_width; |
| } |
|
|
| int readstat_variable_get_missing_ranges_count(const readstat_variable_t *variable) { |
| return variable->missingness.missing_ranges_count; |
| } |
|
|
| readstat_value_t readstat_variable_get_missing_range_lo(const readstat_variable_t *variable, int i) { |
| if (i < variable->missingness.missing_ranges_count && |
| 2*i+1 < sizeof(variable->missingness.missing_ranges)/sizeof(variable->missingness.missing_ranges[0])) { |
| return variable->missingness.missing_ranges[2*i]; |
| } |
|
|
| return make_blank_value(); |
| } |
|
|
| readstat_value_t readstat_variable_get_missing_range_hi(const readstat_variable_t *variable, int i) { |
| if (i < variable->missingness.missing_ranges_count && |
| 2*i+1 < sizeof(variable->missingness.missing_ranges)/sizeof(variable->missingness.missing_ranges[0])) { |
| return variable->missingness.missing_ranges[2*i+1]; |
| } |
|
|
| return make_blank_value(); |
| } |
|
|
| static readstat_error_t readstat_variable_add_missing_value_range(readstat_variable_t *variable, readstat_value_t lo, readstat_value_t hi) { |
| int i = readstat_variable_get_missing_ranges_count(variable); |
| if (2*i < sizeof(variable->missingness.missing_ranges)/sizeof(variable->missingness.missing_ranges[0])) { |
| variable->missingness.missing_ranges[2*i] = lo; |
| variable->missingness.missing_ranges[2*i+1] = hi; |
| variable->missingness.missing_ranges_count++; |
| return READSTAT_OK; |
| } |
| return READSTAT_ERROR_TOO_MANY_MISSING_VALUE_DEFINITIONS; |
| } |
|
|
| readstat_error_t readstat_variable_add_missing_double_range(readstat_variable_t *variable, double lo, double hi) { |
| return readstat_variable_add_missing_value_range(variable, make_double_value(lo), make_double_value(hi)); |
| } |
|
|
| readstat_error_t readstat_variable_add_missing_double_value(readstat_variable_t *variable, double value) { |
| return readstat_variable_add_missing_value_range(variable, make_double_value(value), make_double_value(value)); |
| } |
|
|
| readstat_error_t readstat_variable_add_missing_string_range(readstat_variable_t *variable, const char *lo, const char *hi) { |
| return readstat_variable_add_missing_value_range(variable, make_string_value(lo), make_string_value(hi)); |
| } |
|
|
| readstat_error_t readstat_variable_add_missing_string_value(readstat_variable_t *variable, const char *value) { |
| return readstat_variable_add_missing_value_range(variable, make_string_value(value), make_string_value(value)); |
| } |
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