/*
Topal: GPG/GnuPG and Alpine/Pine integration
Copyright (C) 2001--2008  Phillip J. Brooke

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License version 3 as
published by the Free Software Foundation.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include <stdio.h>
#include <stdlib.h>
#include <readline/readline.h>
#include <readline/history.h>

/* A static variable for holding the line. */
static char *line_read = (char *)NULL;

/* Read a string, and return a pointer to it.  Returns NULL on EOF. */
char * rl_gets (char * prompt)
{
  /* If the buffer has already been allocated, return the memory
     to the free pool. */
  if (line_read)
    {
      free (line_read);
      line_read = (char *)NULL;
    }
  
  /* Get a line from the user. */
  line_read = readline (prompt);
  
  /* If the line has any text in it, save it on the history. */
  if (line_read && *line_read)
    add_history (line_read);
  
  /*
  printf("Value in result is `%s'\n", line_read);
  */

  return line_read;
}

void rl_disable_tab_completion ()
{
  rl_bind_key ('\t', rl_insert);
}

void rl_enable_tab_completion ()
{
  rl_bind_key ('\t', rl_complete);
}