input.c

   1 #include <stdbool.h>
   2 #include <string.h>
   3
   4 #include "input.h"
   5
   6 #define CMDSTR      0
   7 #define INTERACTIVE 1
   8
   9 static int input_type;
  10
  11 static char *cmdstr;
  12 static int   cmdstrlen = 0;
  13
  14
  15 void input_set_cmdstr(char *str)
  16 {
  17     input_type = CMDSTR;
  18     cmdstr     = str;
  19     cmdstrlen  = strlen(cmdstr);
  20 }
  21
  22 int input_get_next_char(void)
  23 {
  24     int c;
  25
  26     if(cmdstrlen == 0) {
  27         c = -1;
  28     } else {
  29         c = *(cmdstr++);
  30         cmdstrlen--;
  31     }
  32     return c;
  33 }
  34