4.45 SDDS_GetColumnDefinition

• name:
  SDDS_GetColumnDefinition
• description:
  Returns a pointer to a structure describing a named data column.
• synopsis: #include ”SDDS.h”
  COLUMN_DEFINITION *SDDS_GetColumnDefinition(SDDS_TABLE *SDDS_table, char *name)
  
  typedef struct {  
      char *name, *symbol, *units, *description, *format_string;  
      int32_t type, field_length;  
      /* internal data follows that should not be accessed by users */  
  } COLUMN_DEFINITION;

• arguments:
  • SDDS_table: Address of the SDDS_TABLE structure for the data set.
  • name: A NULL-terminated character string giving the name of the column for which the definition is desired.
• return value:
  On success, returns the address of the internally-stored structure containing the definition of the column. On failure, returns NULL and records an error message.
• see also:
  • SDDS_GetColumnInformation
  • SDDS_GetColumnNames
  • SDDS_NumberOfErrors
  • SDDS_PrintErrors