1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
/*
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 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"
#ifdef HAVE_NEW_LIBREADLINE
# define RL_COMPLETION_CAST (rl_completion_func_t *)
#else
/* This type is missing from libreadline<4.0 (approximately) */
# define RL_COMPLETION_CAST
#endif /* HAVE_NEW_LIBREADLINE */
/****************************************************************************
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))
{
fd_set fds;
static pstring line;
struct timeval timeout;
int fd = fileno(stdin);
char *ret;
x_fprintf(dbf, "%s", prompt);
x_fflush(dbf);
while (1) {
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 = fgets(line, sizeof(line), stdin);
return ret;
}
if (callback)
callback();
}
}
/****************************************************************************
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))
{
#if HAVE_LIBREADLINE
if (isatty(fileno(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
#endif
return smb_readline_replacement(prompt, callback, completion_fn);
}
/****************************************************************************
history
****************************************************************************/
int cmd_history(void)
{
#if defined(HAVE_LIBREADLINE)
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
return 0;
}
|
