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author | Günther Deschner <gd@samba.org> | 2010-10-01 10:34:14 +0200 |
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committer | Günther Deschner <gd@samba.org> | 2010-10-01 22:30:22 +0200 |
commit | 0ff7e0c998bb4fbc67925be762b528ae6585c4f3 (patch) | |
tree | a0cbf213f73ca981713cc0adac4ffdc5a6f50bd9 /source3/lib | |
parent | 405b7d843f9103a29e923892337472e0fd891037 (diff) | |
download | samba-0ff7e0c998bb4fbc67925be762b528ae6585c4f3.tar.gz samba-0ff7e0c998bb4fbc67925be762b528ae6585c4f3.tar.bz2 samba-0ff7e0c998bb4fbc67925be762b528ae6585c4f3.zip |
samba: share readline wrappers among all buildsystems.
Guenther
Diffstat (limited to 'source3/lib')
-rw-r--r-- | source3/lib/readline.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/source3/lib/readline.c b/source3/lib/readline.c deleted file mode 100644 index f20fc0f1db..0000000000 --- a/source3/lib/readline.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - Unix SMB/CIFS implementation. - 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 3 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, see <http://www.gnu.org/licenses/>. -*/ - -#include "includes.h" -#include "../lib/util/select.h" - -#ifdef HAVE_LIBREADLINE -# ifdef HAVE_READLINE_READLINE_H -# include <readline/readline.h> -# ifdef HAVE_READLINE_HISTORY_H -# include <readline/history.h> -# endif -# else -# ifdef HAVE_READLINE_H -# include <readline.h> -# ifdef HAVE_HISTORY_H -# include <history.h> -# endif -# else -# undef HAVE_LIBREADLINE -# endif -# endif -#endif - -static bool smb_rl_done; - -#if HAVE_LIBREADLINE -/* - * MacOS/X does not have rl_done in readline.h, but - * readline.so has it - */ -extern int rl_done; -#endif - -void smb_readline_done(void) -{ - smb_rl_done = true; -#if HAVE_LIBREADLINE - rl_done = 1; -#endif -} - -/**************************************************************************** - Display the prompt and wait for input. Call callback() regularly -****************************************************************************/ - -static char *smb_readline_replacement(const char *prompt, void (*callback)(void), - char **(completion_fn)(const char *text, int start, int end)) -{ - fd_set fds; - char *line = NULL; - struct timeval timeout; - int fd = x_fileno(x_stdin); - char *ret; - - /* Prompt might be NULL in non-interactive mode. */ - if (prompt) { - x_fprintf(x_stdout, "%s", prompt); - x_fflush(x_stdout); - } - - line = (char *)SMB_MALLOC(BUFSIZ); - if (!line) { - return NULL; - } - - while (!smb_rl_done) { - timeout.tv_sec = 5; - timeout.tv_usec = 0; - - FD_ZERO(&fds); - FD_SET(fd,&fds); - - if (sys_select_intr(fd+1,&fds,NULL,NULL,&timeout) == 1) { - ret = x_fgets(line, BUFSIZ, x_stdin); - if (ret == 0) { - SAFE_FREE(line); - } - return ret; - } - if (callback) { - callback(); - } - } - SAFE_FREE(line); - return NULL; -} - -/**************************************************************************** - Display the prompt and wait for input. Call callback() regularly. -****************************************************************************/ - -char *smb_readline(const char *prompt, void (*callback)(void), - char **(completion_fn)(const char *text, int start, int end)) -{ - char *ret; - bool interactive; - - interactive = isatty(x_fileno(x_stdin)) || getenv("CLI_FORCE_INTERACTIVE"); - if (!interactive) { - return smb_readline_replacement(NULL, callback, completion_fn); - } - -#if HAVE_LIBREADLINE - - /* Aargh! Readline does bizzare things with the terminal width - that mucks up expect(1). Set CLI_NO_READLINE in the environment - to force readline not to be used. */ - - if (getenv("CLI_NO_READLINE")) - return smb_readline_replacement(prompt, callback, completion_fn); - - if (completion_fn) { - /* The callback prototype has changed slightly between - different versions of Readline, so the same function - works in all of them to date, but we get compiler - warnings in some. */ - rl_attempted_completion_function = RL_COMPLETION_CAST completion_fn; - } - -#if HAVE_DECL_RL_EVENT_HOOK - if (callback) - rl_event_hook = (Function *)callback; -#endif - ret = readline(prompt); - if (ret && *ret) - add_history(ret); - -#else - ret = smb_readline_replacement(prompt, callback, completion_fn); -#endif - - return ret; -} - -/**************************************************************************** - * return line buffer text - ****************************************************************************/ -const char *smb_readline_get_line_buffer(void) -{ -#if defined(HAVE_LIBREADLINE) - return rl_line_buffer; -#else - return NULL; -#endif -} - - -/**************************************************************************** - * set completion append character - ***************************************************************************/ -void smb_readline_ca_char(char c) -{ -#if defined(HAVE_LIBREADLINE) - rl_completion_append_character = c; -#endif -} |