Reads a string of character-attribute pairs (cells) from the screen, starting at the specified location.

#define INCL_VIO
#include <os2.h>

PCH       CellStr;    /*  Cell string buffer. */
PULONG    Length;     /*  Length of cell string buffer. */
ULONG     Row;        /*  Starting row location. */
ULONG     Column;     /*  Starting column location. */
HVIO      VioHandle;  /*  Vio presentation-space handle. */
APIRET    rc;         /*  Return code. */

rc = VioReadCellStr(CellStr, Length, Row,
       Column, VioHandle);