usr/src/old/lib2648/printg.c

/*      printg.c        4.1     83/03/09        */

#include "2648.h"

printg()
{
        int oldvid = _video;
        int c, c2;

        if (oldvid==INVERSE)
                togvid();
        sync();
        escseq(NONE);
        outstr("\33&p4d5u0C");
        outchar('\21'); /* test handshaking fix */

        /*
         * The terminal sometimes sends back S<cr> or F<cr>.
         * Ignore them.
         */
        fflush(stdout);
        c = getchar();
        if (c=='F' || c=='S') {
                c2 = getchar();
                if (c2 != '\r' && c2 != '\n')
                        ungetc(c2, stdin);
        } else {
                ungetc(c, stdin);
        }

        if (oldvid==INVERSE)
                togvid();
}