source: buchla-68k/vlib/vputs.c@ 0580615

/*
   =============================================================================
        vputs.c -- video display string put functions
        Version 2 -- 1987-03-30 -- D.N. Lynx Crowe
        (c) Copyright 1987 -- D.N. Lynx Crowe

        These functions drive the video character write function vputc()
        which puts characters into a 82716 video RAM character object.

        Full attribute format is assumed.
   =============================================================================
*/

#include <stddefs.h>

typedef unsigned int    uint;

extern  void    vputc(unsigned *sbase, unsigned row, unsigned col, unsigned c, unsigned attrib);

/*
   =============================================================================
        vputs(sbase, row, col, str, attrib)

        Write string str to video RAM object pointed to by sbase
        at (row,col) with attrib used for all characters.
   =============================================================================
*/

void vputs(uint *sbase, uint row, uint col, uint attrib, char *str)
{
        uint    c;

        while (c = *str++) {

                vputc(sbase, row, col, c, attrib);

                if (++col GE 64) {

                        col = 0;

                        if (++row GE 25)
                                row = 0;
                }
        }
}

/* 
 */

/*
   =============================================================================
        vputsa(sbase, row, col, str, attrib)

        Write string str in video RAM pointed to by sbase starting
        at (row, col) using attributes from the words pointed to by attrib.
   =============================================================================
*/

void vputsa(uint *sbase, uint row, uint col, uint *attrib, char *str)
{
        uint    c;

        while (c = *str++) {

                vputc(sbase, row, col, c, *attrib++);

                if (++col GE 64) {

                        col = 0;

                        if (++row GE 25)
                                row = 0;
                }
        }
}