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| -rw-r--r-- | libbb/login.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/libbb/login.c b/libbb/login.c new file mode 100644 index 0000000..9b33f6c --- /dev/null +++ b/libbb/login.c @@ -0,0 +1,124 @@ +/* + * issue.c: issue printing code + * + * Copyright (C) 2003 Bastian Blank <waldi@tuxbox.org> + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * $Id: login.c,v 1.1 2003/01/21 20:59:34 bug1 Exp $ + */ + +#include <stdio.h> +#include <unistd.h> +#include "busybox.h" + +#include <sys/utsname.h> +#include <time.h> + +#define LOGIN " login: " + +static char fmtstr_d[] = { "%A, %d %B %Y" }; +static char fmtstr_t[] = { "%H:%M:%S" }; + +void print_login_issue(const char *issue_file, const char *tty) +{ + FILE *fd; + int c; + char buf[256]; + char *ret; + time_t t; + struct utsname uts; + + time(&t); + uname(&uts); + + puts(""); /* start a new line */ + + if ((fd = fopen(issue_file, "r"))) { + while ((c = fgetc(fd)) != EOF) { + if (c == '\\' || c == '%') { + c = fgetc(fd); + + switch (c) { + case 's': + fputs(uts.sysname, stdout); + break; + + case 'n': + fputs(uts.nodename, stdout); + break; + + case 'r': + fputs(uts.release, stdout); + break; + + case 'v': + fputs(uts.version, stdout); + break; + + case 'm': + fputs(uts.machine, stdout); + break; + + case 'D': + case 'o': + getdomainname(buf, sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + fputs(buf, stdout); + break; + + case 'd': + strftime(buf, sizeof(buf), fmtstr_d, localtime(&t)); + fputs(buf, stdout); + break; + + case 't': + strftime(buf, sizeof(buf), fmtstr_t, localtime(&t)); + fputs(buf, stdout); + break; + + case 'h': + gethostname(buf, sizeof(buf)); + fputs(buf, stdout); + break; + + case 'l': + printf("%s", tty); + + default: + putchar(c); + } + } else + putchar(c); + } + + puts(""); /* start a new line */ + fflush(stdout); + + fclose(fd); + } +} + +void print_login_prompt(void) +{ + char buf[MAXHOSTNAMELEN]; + + gethostname(buf, MAXHOSTNAMELEN); + fputs(buf, stdout); + + fputs(LOGIN, stdout); + fflush(stdout); +} + |