125 lines
2.5 KiB
C
125 lines
2.5 KiB
C
/*
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* issue.c: issue printing code
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*
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* Copyright (C) 2003 Bastian Blank <waldi@tuxbox.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Id: login.c,v 1.3 2003/05/13 13:28:25 bug1 Exp $
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include "busybox.h"
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#include <sys/utsname.h>
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#include <time.h>
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#define LOGIN " login: "
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static char fmtstr_d[] = { "%A, %d %B %Y" };
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static char fmtstr_t[] = { "%H:%M:%S" };
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void print_login_issue(const char *issue_file, const char *tty)
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{
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FILE *fd;
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int c;
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char buf[256];
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time_t t;
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struct utsname uts;
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time(&t);
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uname(&uts);
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puts(""); /* start a new line */
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if ((fd = fopen(issue_file, "r"))) {
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while ((c = fgetc(fd)) != EOF) {
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if (c == '\\' || c == '%') {
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c = fgetc(fd);
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switch (c) {
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case 's':
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fputs(uts.sysname, stdout);
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break;
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case 'n':
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fputs(uts.nodename, stdout);
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break;
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case 'r':
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fputs(uts.release, stdout);
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break;
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case 'v':
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fputs(uts.version, stdout);
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break;
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case 'm':
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fputs(uts.machine, stdout);
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break;
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case 'D':
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case 'o':
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getdomainname(buf, sizeof(buf));
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buf[sizeof(buf) - 1] = '\0';
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fputs(buf, stdout);
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break;
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case 'd':
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strftime(buf, sizeof(buf), fmtstr_d, localtime(&t));
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fputs(buf, stdout);
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break;
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case 't':
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strftime(buf, sizeof(buf), fmtstr_t, localtime(&t));
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fputs(buf, stdout);
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break;
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case 'h':
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gethostname(buf, sizeof(buf));
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fputs(buf, stdout);
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break;
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case 'l':
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printf("%s", tty);
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break;
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default:
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putchar(c);
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}
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} else
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putchar(c);
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}
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puts(""); /* start a new line */
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fflush(stdout);
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fclose(fd);
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}
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}
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void print_login_prompt(void)
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{
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char buf[MAXHOSTNAMELEN];
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gethostname(buf, MAXHOSTNAMELEN);
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fputs(buf, stdout);
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fputs(LOGIN, stdout);
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fflush(stdout);
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}
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