diff options
Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/main.c b/src/main.c index 6d1fd7d55d..5d37f804d0 100644 --- a/src/main.c +++ b/src/main.c @@ -226,6 +226,8 @@ static int parse_proc_cmdline_word(const char *word) { static const char * const rlmap[] = { "emergency", SPECIAL_EMERGENCY_TARGET, + "-b", SPECIAL_EMERGENCY_TARGET, + "b", SPECIAL_EMERGENCY_TARGET, "single", SPECIAL_RESCUE_TARGET, "-s", SPECIAL_RESCUE_TARGET, "s", SPECIAL_RESCUE_TARGET, @@ -624,7 +626,7 @@ static int parse_argv(int argc, char *argv[]) { assert(argc >= 1); assert(argv); - while ((c = getopt_long(argc, argv, "hD", options, NULL)) >= 0) + while ((c = getopt_long(argc, argv, "hDbsz:", options, NULL)) >= 0) switch (c) { @@ -800,19 +802,29 @@ static int parse_argv(int argc, char *argv[]) { log_set_max_level(LOG_DEBUG); break; - case '?': - return -EINVAL; + case 'b': + case 's': + case 'z': + /* Just to eat away the sysvinit kernel + * cmdline args without getopt() error + * messages that we'll parse in + * parse_proc_cmdline_word() or ignore. */ + case '?': default: - log_error("Unknown option code %c", c); - return -EINVAL; + if (getpid() != 1) { + log_error("Unknown option code %c", c); + return -EINVAL; + } + + break; } /* PID 1 will get the kernel arguments as parameters, which we * ignore and unconditionally read from * /proc/cmdline. However, we need to ignore those arguments * here. */ - if (arg_running_as != MANAGER_SYSTEM && optind < argc) { + if (getpid() != 1 && optind < argc) { log_error("Excess arguments."); return -EINVAL; } |