2.9BSD - /usr/src/ucb/termlib/tc3.c

   1: /*
   2:  * tc3 [term]
   3:  * Dummy program to test out termlib.
   4:  * Input two numbers and it prints out the tgoto string generated.
   5:  */
   6: #include <stdio.h>
   7: char buf[1024];
   8: char *getenv(), *tgetstr();
   9: char *rdchar();
  10: char *tgoto();
  11: char *CM;
  12: char cmbuff[30];
  13: char *x;
  14: char *UP;
  15: char *tgout;
  16: 
  17: main(argc, argv) char **argv; {
  18:     char *p;
  19:     int rc;
  20:     int row, col;
  21: 
  22:     if (argc < 2)
  23:         p = getenv("TERM");
  24:     else
  25:         p = argv[1];
  26:     rc = tgetent(buf,p);
  27:     x = cmbuff;
  28:     UP = tgetstr("up", &x);
  29:     printf("UP = %x = ", UP); pr(UP); printf("\n");
  30:     if (UP && *UP==0)
  31:         UP = 0;
  32:     CM = tgetstr("cm", &x);
  33:     printf("CM = "); pr(CM); printf("\n");
  34:     for (;;) {
  35:         if (scanf("%d %d", &row, &col) < 2)
  36:             exit(0);
  37:         tgout = tgoto(CM, row, col);
  38:         pr(tgout);
  39:         printf("\n");
  40:     }
  41: }
  42: 
  43: pr(p)
  44: register char *p;
  45: {
  46:     for (; *p; p++)
  47:         printf("%s", rdchar(*p));
  48: }
  49: 
  50: /*
  51:  * rdchar: returns a readable representation of an ASCII char, using ^ notation.
  52:  */
  53: #include <ctype.h>
  54: char *rdchar(c)
  55: char c;
  56: {
  57:     static char ret[4];
  58:     register char *p;
  59: 
  60:     /*
  61: 	 * Due to a bug in isprint, this prints spaces as ^`, but this is OK
  62: 	 * because we want something to show up on the screen.
  63: 	 */
  64:     ret[0] = ((c&0377) > 0177) ? '\'' : ' ';
  65:     c &= 0177;
  66:     ret[1] = isprint(c) ? ' ' : '^';
  67:     ret[2] = isprint(c) ?  c  : c^0100;
  68:     ret[3] = 0;
  69:     for (p=ret; *p==' '; p++)
  70:         ;
  71:     return (p);
  72: }

Defined functions

Defined variables