2.11BSD#431 - /usr/src/usr.lib/lib2648/printg.c

   1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #ifndef lint
   8: static char sccsid[] = "@(#)printg.c	5.1 (Berkeley) 4/26/85";
   9: #endif not lint
  10: 
  11: #include "2648.h"
  12: 
  13: printg()
  14: {
  15:     int oldvid = _video;
  16:     int c, c2;
  17: 
  18:     if (oldvid==INVERSE)
  19:         togvid();
  20:     sync();
  21:     escseq(NONE);
  22:     outstr("\33&p4d5u0C");
  23:     outchar('\21'); /* test handshaking fix */
  24: 
  25:     /*
  26: 	 * The terminal sometimes sends back S<cr> or F<cr>.
  27: 	 * Ignore them.
  28: 	 */
  29:     fflush(stdout);
  30:     c = getchar();
  31:     if (c=='F' || c=='S') {
  32:         c2 = getchar();
  33:         if (c2 != '\r' && c2 != '\n')
  34:             ungetc(c2, stdin);
  35:     } else {
  36:         ungetc(c, stdin);
  37:     }
  38: 
  39:     if (oldvid==INVERSE)
  40:         togvid();
  41: }

Defined functions

Defined variables