support/recho.c

   1 #include <stdio.h>
   2
   3 void strprint();
   4
   5 int
   6 main(argc, argv)
   7 int     argc;
   8 char    **argv;
   9 {
  10         register int    i;
  11
  12         for (i = 1; i < argc; i++) {
  13                 printf("argv[%d] = <", i);
  14                 strprint(argv[i]);
  15                 printf(">\n");
  16         }
  17         exit(0);
  18 }
  19
  20 void
  21 strprint(str)
  22 char    *str;
  23 {
  24         register char *s;
  25
  26         for (s = str; s && *s; s++) {
  27                 if (*s < ' ') {
  28                         putchar('^');
  29                         putchar(*s+64);
  30                 } else if (*s == 127) {
  31                         putchar('^');
  32                         putchar('?');
  33                 } else
  34                         putchar(*s);
  35         }
  36 }