source: MondoRescue/trunk/mindi-busybox/libbb/login.c@ 929

Last change on this file since 929 was 821, checked in by Bruno Cornec, 18 years ago

Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
File size: 2.6 KB
Line 
1/*
2 * issue.c: issue printing code
3 *
4 * Copyright (C) 2003 Bastian Blank <waldi@tuxbox.org>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 *
20 * Optimize and correcting OCRNL by Vladimir Oleynik <dzo@simtreas.ru>
21 */
22
23#include <sys/param.h> /* MAXHOSTNAMELEN */
24#include <stdio.h>
25#include <unistd.h>
26#include "libbb.h"
27
28#include <sys/utsname.h>
29#include <time.h>
30
31#define LOGIN " login: "
32
33static const char fmtstr_d[] = "%A, %d %B %Y";
34static const char fmtstr_t[] = "%H:%M:%S";
35
36void print_login_issue(const char *issue_file, const char *tty)
37{
38 FILE *fd;
39 int c;
40 char buf[256+1];
41 const char *outbuf;
42 time_t t;
43 struct utsname uts;
44
45 time(&t);
46 uname(&uts);
47
48 puts("\r"); /* start a new line */
49
50 if ((fd = fopen(issue_file, "r"))) {
51 while ((c = fgetc(fd)) != EOF) {
52 outbuf = buf;
53 buf[0] = c;
54 if(c == '\n') {
55 buf[1] = '\r';
56 buf[2] = 0;
57 } else {
58 buf[1] = 0;
59 }
60 if (c == '\\' || c == '%') {
61 c = fgetc(fd);
62 switch (c) {
63 case 's':
64 outbuf = uts.sysname;
65 break;
66
67 case 'n':
68 outbuf = uts.nodename;
69 break;
70
71 case 'r':
72 outbuf = uts.release;
73 break;
74
75 case 'v':
76 outbuf = uts.version;
77 break;
78
79 case 'm':
80 outbuf = uts.machine;
81 break;
82
83 case 'D':
84 case 'o':
85 c = getdomainname(buf, sizeof(buf) - 1);
86 buf[c >= 0 ? c : 0] = '\0';
87 break;
88
89 case 'd':
90 strftime(buf, sizeof(buf), fmtstr_d, localtime(&t));
91 break;
92
93 case 't':
94 strftime(buf, sizeof(buf), fmtstr_t, localtime(&t));
95 break;
96
97 case 'h':
98 gethostname(buf, sizeof(buf) - 1);
99 buf[sizeof(buf) - 1] = '\0';
100 break;
101
102 case 'l':
103 outbuf = tty;
104 break;
105
106 default:
107 buf[0] = c;
108 }
109 }
110 fputs(outbuf, stdout);
111 }
112
113 fclose(fd);
114
115 fflush(stdout);
116 }
117}
118
119void print_login_prompt(void)
120{
121 char buf[MAXHOSTNAMELEN+1];
122
123 if(gethostname(buf, MAXHOSTNAMELEN) == 0)
124 fputs(buf, stdout);
125
126 fputs(LOGIN, stdout);
127 fflush(stdout);
128}
129
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