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
+ 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,
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.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
# define RL_COMPLETION_CAST
#endif /* HAVE_NEW_LIBREADLINE */
+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(char *prompt, void (*callback)(void),
- char **(completion_fn)(char *text, int start, int end))
+static char *smb_readline_replacement(const char *prompt, void (*callback)(void),
+ char **(completion_fn)(const char *text, int start, int end))
{
fd_set fds;
- static pstring line;
+ char *line = NULL;
struct timeval timeout;
int fd = x_fileno(x_stdin);
char *ret;
- x_fprintf(dbf, "%s", prompt);
- x_fflush(dbf);
+ /* 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 (1) {
+ while (!smb_rl_done) {
timeout.tv_sec = 5;
timeout.tv_usec = 0;
+ if (fd < 0 || fd >= FD_SETSIZE) {
+ errno = EBADF;
+ break;
+ }
+
FD_ZERO(&fds);
FD_SET(fd,&fds);
-
+
if (sys_select_intr(fd+1,&fds,NULL,NULL,&timeout) == 1) {
- ret = x_fgets(line, sizeof(line), x_stdin);
+ ret = x_fgets(line, BUFSIZ, x_stdin);
+ if (ret == 0) {
+ SAFE_FREE(line);
+ }
return ret;
}
- if (callback)
+ if (callback) {
callback();
+ }
}
+ SAFE_FREE(line);
+ return NULL;
}
/****************************************************************************
Display the prompt and wait for input. Call callback() regularly.
****************************************************************************/
-char *smb_readline(char *prompt, void (*callback)(void),
- char **(completion_fn)(char *text, int start, int end))
+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
- if (isatty(x_fileno(x_stdin))) {
- char *ret;
-
- /* 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 (callback)
- rl_event_hook = (Function *)callback;
- ret = readline(prompt);
- if (ret && *ret)
- add_history(ret);
- return ret;
- } else
+ /* 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
- return smb_readline_replacement(prompt, callback, completion_fn);
}
/****************************************************************************
****************************************************************************/
int cmd_history(void)
{
-#if defined(HAVE_LIBREADLINE)
+#if defined(HAVE_LIBREADLINE) && defined(HAVE_HISTORY_LIST)
HIST_ENTRY **hlist;
int i;
hlist = history_list();
-
+
for (i = 0; hlist && hlist[i]; i++) {
DEBUG(0, ("%d: %s\n", i, hlist[i]->line));
}