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login: fix getopt_ulflags fallout (wasn't taking username supplied by getty)

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This commit is contained in:
Denis Vlasenko 2006-09-26 16:31:01 +00:00
parent 8b8c75e6ab
commit 22f6dcb47c
1 changed files with 3 additions and 3 deletions
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6
loginutils/login.c
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@ -235,13 +235,13 @@ int login_main(int argc, char **argv)
alarm(TIMEOUT); alarm(TIMEOUT);
opt = bb_getopt_ulflags(argc, argv, "f:h:p", &opt_user, &opt_host); opt = bb_getopt_ulflags(argc, argv, "f:h:p", &opt_user, &opt_host);
if (opt & LOGIN_OPT_f) { if (opt & LOGIN_OPT_f) {
if (!amroot) if (!amroot)
bb_error_msg_and_die("-f is for root only"); bb_error_msg_and_die("-f is for root only");
safe_strncpy(username, opt_user, strlen(opt_user)); safe_strncpy(username, opt_user, sizeof(username));
} }
username[USERNAME_SIZE] = 0; if (optind < argc) /* user from command line (getty) */
safe_strncpy(username, argv[optind], sizeof(username));
/* Let's find out and memorize our tty */ /* Let's find out and memorize our tty */
if (!isatty(0) || !isatty(1) || !isatty(2)) if (!isatty(0) || !isatty(1) || !isatty(2))