lib/readline/examples/rltest.c

   1 /* **************************************************************** */
   2 /*                                                                  */
   3 /*                      Testing Readline                            */
   4 /*                                                                  */
   5 /* **************************************************************** */
   6
   7 /*
   8  * Remove the next line if you're compiling this against an installed
   9  * libreadline.a
  10  */
  11 #define READLINE_LIBRARY
  12
  13 #if defined (HAVE_CONFIG_H)
  14 #include <config.h>
  15 #endif
  16
  17 #include <stdio.h>
  18 #include <sys/types.h>
  19 #include "readline.h"
  20 #include "history.h"
  21
  22 extern HIST_ENTRY **history_list ();
  23
  24 main ()
  25 {
  26   char *temp, *prompt;
  27   int done;
  28
  29   temp = (char *)NULL;
  30   prompt = "readline$ ";
  31   done = 0;
  32
  33   while (!done)
  34     {
  35       temp = readline (prompt);
  36
  37       /* Test for EOF. */
  38       if (!temp)
  39         exit (1);
  40
  41       /* If there is anything on the line, print it and remember it. */
  42       if (*temp)
  43         {
  44           fprintf (stderr, "%s\r\n", temp);
  45           add_history (temp);
  46         }
  47
  48       /* Check for `command' that we handle. */
  49       if (strcmp (temp, "quit") == 0)
  50         done = 1;
  51
  52       if (strcmp (temp, "list") == 0)
  53         {
  54           HIST_ENTRY **list;
  55           register int i;
  56
  57           list = history_list ();
  58           if (list)
  59             {
  60               for (i = 0; list[i]; i++)
  61                 fprintf (stderr, "%d: %s\r\n", i, list[i]->line);
  62             }
  63         }
  64       free (temp);
  65     }
  66   exit (0);
  67 }