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ntpd: and real handling for -N, show usage w/o options; trim text 

function                                             old     new   delta
ntp_init                                             317     348     +31
bb_msg_you_must_be_root                                -      17     +17
xsocket                                               66      76     +10
changepath                                           195     194      -1
bb_msg_perm_denied_are_you_root                       35      34      -1
send_tree                                            355     353      -2
count_lines                                           74      72      -2
must_be_root                                          17       -     -17
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 2/4 up/down: 58/-23)             Total: 35 bytes
   text   data    bss    dec    hexfilename
 832873    441   7548 840862  cd49ebusybox_old
 832839    441   7548 840828  cd47cbusybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2009-11-25 14:52:47 +01:00
parent 18221506e5
commit b2e5fc35eb
9 changed files with 29 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
include/libbb.h
View File

@ -1474,6 +1474,7 @@ extern const char bb_msg_write_error[];
extern const char bb_msg_unknown[];
extern const char bb_msg_can_not_create_raw_socket[];
extern const char bb_msg_perm_denied_are_you_root[];
extern const char bb_msg_you_must_be_root[];
extern const char bb_msg_requires_arg[];
extern const char bb_msg_invalid_arg[];
extern const char bb_msg_standard_input[];

3
include/usage.h
View File

@ -3219,6 +3219,9 @@
"\n -n Do not daemonize" \
"\n -g Set system time even if offset is > 1000 sec" \
"\n -q Quit after clock is set" \
/* -N exists for mostly compat reasons, thus Not essential to inform */ \
/* the user that it exists: user may use nice as well */ \
/* "\n -N Run at high priority" */ \
"\n -l Run as server on port 123" \
"\n -p PEER Obtain time from PEER (may be repeated)" \

3
libbb/messages.c
View File

@ -28,7 +28,8 @@ const char bb_msg_write_error[] ALIGN1 = "write error";
const char bb_msg_read_error[] ALIGN1 = "read error";
const char bb_msg_unknown[] ALIGN1 = "(unknown)";
const char bb_msg_can_not_create_raw_socket[] ALIGN1 = "can't create raw socket";
const char bb_msg_perm_denied_are_you_root[] ALIGN1 = "permission denied. (are you root?)";
const char bb_msg_perm_denied_are_you_root[] ALIGN1 = "permission denied (are you root?)";
const char bb_msg_you_must_be_root[] ALIGN1 = "you must be root";
const char bb_msg_requires_arg[] ALIGN1 = "%s requires an argument";
const char bb_msg_invalid_arg[] ALIGN1 = "invalid argument '%s' to '%s'";
const char bb_msg_standard_input[] ALIGN1 = "standard input";

2
libbb/xfuncs_printf.c
View File

@ -388,7 +388,7 @@ int FAST_FUNC xsocket(int domain, int type, int protocol)
if (domain == AF_PACKET) s = "PACKET";
if (domain == AF_NETLINK) s = "NETLINK";
IF_FEATURE_IPV6(if (domain == AF_INET6) s = "INET6";)
bb_perror_msg_and_die("socket(AF_%s)", s);
bb_perror_msg_and_die("socket(AF_%s,%d,%d)", s, type, protocol);
#else
bb_perror_msg_and_die("socket");
#endif

4
miscutils/crontab.c
View File

@ -118,9 +118,9 @@ int crontab_main(int argc UNUSED_PARAM, char **argv)
argv += optind;
if (sanitize_env_if_suid()) { /* Clears dangerous stuff, sets PATH */
/* run by non-root? */
/* Run by non-root */
if (opt_ler & (OPT_u|OPT_c))
bb_error_msg_and_die("only root can use -c or -u");
bb_error_msg_and_die(bb_msg_you_must_be_root);
}
if (opt_ler & OPT_u) {

20
networking/ntpd.c
View File

@ -7,7 +7,9 @@
*/
#include "libbb.h"
#include <netinet/ip.h> /* For IPTOS_LOWDELAY definition */
#ifndef IPTOS_LOWDELAY
# define IPTOS_LOWDELAY 0x10
#endif
#ifndef IP_PKTINFO
# error "Sorry, your kernel has to support IP_PKTINFO"
#endif
@ -161,10 +163,11 @@ enum {
OPT_n = (1 << 0),
OPT_g = (1 << 1),
OPT_q = (1 << 2),
OPT_N = (1 << 3),
/* Insert new options above this line. */
/* Non-compat options: */
OPT_p = (1 << 3),
OPT_l = (1 << 4),
OPT_p = (1 << 4),
OPT_l = (1 << 5) * ENABLE_FEATURE_NTPD_SERVER,
};
@ -877,16 +880,18 @@ static NOINLINE void ntp_init(char **argv)
/* tzset(); - why? it's called automatically when needed, no? */
if (getuid())
bb_error_msg_and_die("need root privileges");
bb_error_msg_and_die(bb_msg_you_must_be_root);
peers = NULL;
opt_complementary = "dd:p::"; /* d: counter, p: list */
opts = getopt32(argv,
"ngq" /* compat */
"ngqN" /* compat */
"p:"IF_FEATURE_NTPD_SERVER("l") /* NOT compat */
"d" /* compat */
"46aAbLNx", /* compat, ignored */
"46aAbLx", /* compat, ignored */
&peers, &G.verbose);
if (!(opts & (OPT_p|OPT_l)))
bb_show_usage();
#if ENABLE_FEATURE_NTPD_SERVER
G.listen_fd = -1;
if (opts & OPT_l) {
@ -903,6 +908,9 @@ static NOINLINE void ntp_init(char **argv)
logmode = LOGMODE_NONE;
bb_daemonize(DAEMON_DEVNULL_STDIO);
}
/* I hesitate to set -20 prio. -15 should be high enough for timekeeping */
if (opts & OPT_N)
setpriority(PRIO_PROCESS, 0, -15);
/* Set some globals */
{

2
networking/tcpudp.c
View File

@ -239,7 +239,7 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
client = 0;
if ((getuid() == 0) && !(opts & OPT_u)) {
xfunc_exitcode = 100;
bb_error_msg_and_die("-U ssluser must be set when running as root");
bb_error_msg_and_die(bb_msg_you_must_be_root);
}
if (opts & OPT_u)
if (!uidgid_get(&sslugid, ssluser, 1)) {

2
networking/traceroute.c
View File

@ -835,7 +835,7 @@ common_traceroute_main(int op, char **argv)
* probe (e.g., on a multi-homed host).
*/
if (getuid() != 0)
bb_error_msg_and_die("you must be root to use -s");
bb_error_msg_and_die(bb_msg_you_must_be_root);
}
if (op & OPT_WAITTIME)
waittime = xatou_range(waittime_str, 1, 24 * 60 * 60);

10
util-linux/mount.c
View File

@ -1801,8 +1801,6 @@ static int match_opt(const char *fs_opt, const char *O_opt)
// Parse options, if necessary parse fstab/mtab, and call singlemount for
// each directory to be mounted.
static const char must_be_root[] ALIGN1 = "you must be root";
int mount_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int mount_main(int argc UNUSED_PARAM, char **argv)
{
@ -1871,7 +1869,7 @@ int mount_main(int argc UNUSED_PARAM, char **argv)
// argument when we get it.
if (argv[1]) {
if (nonroot)
bb_error_msg_and_die(must_be_root);
bb_error_msg_and_die(bb_msg_you_must_be_root);
mtpair->mnt_fsname = argv[0];
mtpair->mnt_dir = argv[1];
mtpair->mnt_type = fstype;
@ -1888,7 +1886,7 @@ int mount_main(int argc UNUSED_PARAM, char **argv)
i = parse_mount_options(cmdopts, NULL); // FIXME: should be "long", not "int"
if (nonroot && (i & ~MS_SILENT)) // Non-root users cannot specify flags
bb_error_msg_and_die(must_be_root);
bb_error_msg_and_die(bb_msg_you_must_be_root);
// If we have a shared subtree flag, don't worry about fstab or mtab.
if (ENABLE_FEATURE_MOUNT_FLAGS
@ -1947,7 +1945,7 @@ int mount_main(int argc UNUSED_PARAM, char **argv)
// No, mount -a won't mount anything,
// even user mounts, for mere humans
if (nonroot)
bb_error_msg_and_die(must_be_root);
bb_error_msg_and_die(bb_msg_you_must_be_root);
// Does type match? (NULL matches always)
if (!match_fstype(mtcur, fstype))
@ -2012,7 +2010,7 @@ int mount_main(int argc UNUSED_PARAM, char **argv)
// fstab must have "users" or "user"
l = parse_mount_options(mtcur->mnt_opts, NULL);
if (!(l & MOUNT_USERS))
bb_error_msg_and_die(must_be_root);
bb_error_msg_and_die(bb_msg_you_must_be_root);
}
// Mount the last thing we found