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/*
Unix SMB/Netbios implementation.
Version 3.0
Samba readline wrapper implementation
Copyright (C) Simo Sorce 2001,
Copyright (C) Andrew Tridgell 2001
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
/* user input through readline callback */
static char *command_line;
static int *readline_event;
/****************************************************************************
samba readline callback function
****************************************************************************/
static int smb_rl_callback_handler(char *line_read)
{
if (!command_line) return RL_ERROR;
if (line_read)
{
pstrcpy(command_line, line_read);
#if defined(HAVE_LIBREADLINE)
#if defined(HAVE_READLINE_HISTORY_H) || defined(HAVE_HISTORY_H)
if (strlen(line_read)) add_history(line_read);
free(line_read);
#endif
#endif
*readline_event = RL_GOT_LINE;
} else {
*readline_event = RL_GOT_EOF;
}
return 0;
}
void smb_rl_read_char (void)
{
#ifdef HAVE_LIBREADLINE
*readline_event = RL_NO_EVENTS;
rl_callback_read_char ();
#else
pstring line;
fgets(line, sizeof(line), stdin);
smb_rl_callback_handler(line);
#endif
}
/****************************************************************************
init samba readline
****************************************************************************/
void init_smb_readline(char *prg_name, char *cline_ptr, int *event_ptr)
{
command_line = cline_ptr;
readline_event = event_ptr;
#ifdef HAVE_LIBREADLINE
rl_readline_name = prg_name;
rl_already_prompted = 1;
rl_callback_handler_install(NULL, (VFunction *)&smb_rl_callback_handler);
#endif
}
/****************************************************************************
display the prompt
****************************************************************************/
void smb_readline_prompt(char *prompt)
{
extern FILE *dbf;
fprintf(dbf, "%s", prompt);
fflush(dbf);
#ifdef HAVE_LIBREADLINE
rl_callback_handler_remove();
rl_callback_handler_install(prompt, (VFunction *)&smb_rl_callback_handler);
#endif
}
/****************************************************************************
removes readline callback handler
****************************************************************************/
void smb_readline_remove_handler(void)
{
#ifdef HAVE_LIBREADLINE
rl_callback_handler_remove ();
#endif
readline_event = NULL;
command_line = NULL;
}
/****************************************************************************
history
****************************************************************************/
void cmd_history(void)
{
#if defined(HAVE_LIBREADLINE) && (defined(HAVE_READLINE_HISTORY_H) || defined(HAVE_HISTORY_H))
HIST_ENTRY **hlist;
int i;
hlist = history_list ();
for (i = 0; hlist && hlist[i]; i++) {
DEBUG(0, ("%d: %s\n", i, hlist[i]->line));
}
#else
DEBUG(0,("no history without readline support\n"));
#endif
}
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