+ pwd->pw_shell = _PATH_BSHELL;
+
+ /* Destroy environment unless user has requested its preservation. */
+ if (!pflag)
+ environ = envinit;
+ (void)setenv("HOME", pwd->pw_dir, 1);
+ (void)setenv("SHELL", pwd->pw_shell, 1);
+ if (term[0] == '\0')
+ (void)strncpy(term, stypeof(tty), sizeof(term));
+ (void)setenv("TERM", term, 0);
+ (void)setenv("LOGNAME", pwd->pw_name, 1);
+ (void)setenv("USER", pwd->pw_name, 1);
+ (void)setenv("PATH", _PATH_DEFPATH, 0);
+#ifdef KERBEROS
+ if (krbtkfile_env)
+ (void)setenv("KRBTKFILE", krbtkfile_env, 1);
+#endif
+
+ if (tty[sizeof("tty")-1] == 'd')
+ syslog(LOG_INFO, "DIALUP %s, %s", tty, pwd->pw_name);
+
+ /* If fflag is on, assume caller/authenticator has logged root login. */
+ if (rootlogin && fflag == 0)
+ if (hostname)
+ syslog(LOG_NOTICE, "ROOT LOGIN (%s) ON %s FROM %s",
+ username, tty, hostname);
+ else
+ syslog(LOG_NOTICE, "ROOT LOGIN (%s) ON %s", username, tty);
+
+#ifdef KERBEROS
+ if (!quietlog && notickets == 1)
+ (void)printf("Warning: no Kerberos tickets issued.\n");
+#endif
+
+ if (!quietlog) {
+ (void)printf("%s\n\t%s %s\n\n",
+ "Copyright (c) 1980, 1983, 1986, 1988, 1990, 1991, 1993, 1994",
+ "The Regents of the University of California. ",
+ "All rights reserved.");
+ motd();
+ (void)snprintf(tbuf,
+ sizeof(tbuf), "%s/%s", _PATH_MAILDIR, pwd->pw_name);
+ if (stat(tbuf, &st) == 0 && st.st_size != 0)
+ (void)printf("You have %smail.\n",
+ (st.st_mtime > st.st_atime) ? "new " : "");
+ }
+
+ (void)signal(SIGALRM, SIG_DFL);
+ (void)signal(SIGQUIT, SIG_DFL);
+ (void)signal(SIGINT, SIG_DFL);
+ (void)signal(SIGTSTP, SIG_IGN);
+
+ tbuf[0] = '-';
+ (void)strcpy(tbuf + 1, (p = strrchr(pwd->pw_shell, '/')) ?
+ p + 1 : pwd->pw_shell);
+
+ if (setlogin(pwd->pw_name) < 0)
+ syslog(LOG_ERR, "setlogin() failure: %m");
+
+ /* Discard permissions last so can't get killed and drop core. */
+ if (rootlogin)
+ (void) setuid(0);