pc-tools/src-filters/tab.c

   1 #include <stdio.h>
   2 #include <unistd.h>
   3
   4 /*
   5  * This program does two things:
   6  *
   7  * - It converts <TAB> characters into backslashes '\'
   8  * - It converts <lf> (10) line end characters to <cr> (13)
   9  *
  10  */
  11
  12 #define INPUT_TAB 0x09
  13
  14 int main (int argc, char **agrv)
  15 {
  16     char c;
  17     while (read (0, &c, 1)) {
  18         switch (c) {
  19         case INPUT_TAB:
  20             printf ("\\");
  21             break;
  22         case '\n':
  23             printf ("\r\n");
  24             break;
  25         default:
  26             printf ("%c", c);
  27             break;
  28         }
  29     }
  30     return 0;
  31 }                               //main()
  32 // Ende.