source: clfs-sysroot/patches/sysvinit-2.86-fixes-1.patch@ a263183

Last change on this file since a263183 was 4171479, checked in by Joe Ciccone <jciccone@…>, 16 years ago

Update Coreutils Patch.
  • Property mode set to 100644
File size: 20.5 KB
RevLine 
[4171479]1Submitted By: Jim Gifford (jim at cross-lfs dot org)
2Date: 01-07-2008
3Initial Package Version: 2.86
4Origin: Various
5Upstream Status: Unknown
6Description: Fixes to Major issues in Sysvinit -- listed Below
7 IPV6 Displayed Incorrectly
8 On 64bit which have 32bit multilib support, the utmp struct is the same
9 Fix bug where proc names are truncated
10 Fixed support for POSIX capabilite
11 All halt/reboot to handle being called by login correctly
12 Preserve waiting state across re-exec
13 Allow failed console opens some time to resolve themselves
14
15 New:
16 Added kexec support
17
18diff -Naur sysvinit-2.86.orig/man/halt.8 sysvinit-2.86/man/halt.8
19--- sysvinit-2.86.orig/man/halt.8 2001-11-21 13:11:22.000000000 -0800
20+++ sysvinit-2.86/man/halt.8 2009-01-07 11:07:06.000000000 -0800
21@@ -23,6 +23,7 @@
22 .RB [ \-d ]
23 .RB [ \-f ]
24 .RB [ \-i ]
25+.RB [ \-k ]
26 .br
27 .B /sbin/poweroff
28 .RB [ \-n ]
29@@ -65,6 +66,8 @@
30 .IP \fB\-p\fP
31 When halting the system, do a poweroff. This is the default when halt is
32 called as \fBpoweroff\fP.
33+.IP \fB\-k\fP
34+Try to reboot using \fBkexec\fP, if kernel supports it.
35 .\"}}}
36 .\"{{{ Diagnostics
37 .SH DIAGNOSTICS
38diff -Naur sysvinit-2.86.orig/man/init.8 sysvinit-2.86/man/init.8
39--- sysvinit-2.86.orig/man/init.8 2004-07-29 04:21:31.000000000 -0700
40+++ sysvinit-2.86/man/init.8 2009-01-07 11:23:45.000000000 -0800
41@@ -64,7 +64,7 @@
42 .PP
43 Runlevel \fBS\fP or \fBs\fP bring the system to single user mode
44 and do not require an \fB/etc/inittab\fP file. In single user mode,
45-\fB/sbin/sulogin\fP is invoked on \fB/dev/console\fP.
46+a root shell is opened on \fB/dev/console\fP.
47 .PP
48 When entering single user mode, \fBinit\fP initializes the consoles
49 \fBstty\fP settings to sane values. Clocal mode is set. Hardware
50diff -Naur sysvinit-2.86.orig/man/last.1 sysvinit-2.86/man/last.1
51--- sysvinit-2.86.orig/man/last.1 2004-07-30 04:39:18.000000000 -0700
52+++ sysvinit-2.86/man/last.1 2009-01-07 11:23:45.000000000 -0800
53@@ -60,6 +60,8 @@
54 useful, e.g., to determine easily who was logged in at a particular
55 time -- specify that time with \fB\-t\fP and look for "still logged
56 in".
57+.IP "\fB\-f\fP \fIfile\fP"
58+Specifies a file to search other than \fB/var/log/wtmp\fP.
59 .IP \fB\-R\fP
60 Suppresses the display of the hostname field.
61 .IP \fB\-a\fP
62diff -Naur sysvinit-2.86.orig/man/pidof.8 sysvinit-2.86/man/pidof.8
63--- sysvinit-2.86.orig/man/pidof.8 1998-09-02 05:49:33.000000000 -0700
64+++ sysvinit-2.86/man/pidof.8 2009-01-07 11:22:28.000000000 -0800
65@@ -4,6 +4,7 @@
66 .SH SYNOPSIS
67 .B pidof
68 .RB [ \-s ]
69+.RB [ \-c ]
70 .RB [ \-x ]
71 .RB [ \-o
72 .IR omitpid ]
73@@ -24,6 +25,10 @@
74 .SH OPTIONS
75 .IP -s
76 Single shot - this instructs the program to only return one \fIpid\fP.
77+.IP -c
78+Only return process ids that are running with the same root directory.
79+This option is ignored for non-root users, as they will be unable to check
80+the current root directory of processes they do not own.
81 .IP -x
82 Scripts too - this causes the program to also return process id's of
83 shells running the named scripts.
84diff -Naur sysvinit-2.86.orig/man/shutdown.8 sysvinit-2.86/man/shutdown.8
85--- sysvinit-2.86.orig/man/shutdown.8 2004-06-09 05:47:45.000000000 -0700
86+++ sysvinit-2.86/man/shutdown.8 2009-01-07 11:08:22.000000000 -0800
87@@ -9,11 +9,11 @@
88 .\"{{{ Synopsis
89 .SH SYNOPSIS
90 .B /sbin/shutdown
91+.RB [ \-akrhPHfFnc ]
92 .RB [ \-t
93 .IR sec ]
94-.RB [ \-arkhncfFHP ]
95 .I time
96-.RI [ warning-message ]
97+.RI [ "warning message" ]
98 .\"}}}
99 .\"{{{ Description
100 .SH DESCRIPTION
101@@ -39,11 +39,6 @@
102 .IP "\fB\-a\fP
103 Use \fB/etc/shutdown.allow\fP.
104 .\"}}}
105-.\"{{{ -t sec
106-.IP "\fB\-t\fP \fIsec\fP"
107-Tell \fBinit\fP(8) to wait \fIsec\fP seconds between sending processes the
108-warning and the kill signal, before changing to another runlevel.
109-.\"}}}
110 .\"{{{ -k
111 .IP \fB\-k\fP
112 Don't really shutdown; only send the warning messages to everybody.
113@@ -56,20 +51,14 @@
114 .IP \fB\-h\fP
115 Halt or poweroff after shutdown.
116 .\"}}}
117-.\"{{{ -H
118-.IP \fB\-H\fP
119-Halt action is to halt or drop into boot monitor on systems that
120-support it.
121-.\"}}}
122 .\"{{{ -P
123 .IP \fB\-P\fP
124 Halt action is to turn off the power.
125 .\"}}}
126-.\"{{{ -n
127-.IP \fB\-n\fP
128-[DEPRECATED] Don't call \fBinit\fP(8) to do the shutdown but do it ourself.
129-The use of this option is discouraged, and its results are not always what
130-you'd expect.
131+.\"{{{ -H
132+.IP \fB\-H\fP
133+Halt action is to halt or drop into boot monitor on systems that
134+support it.
135 .\"}}}
136 .\"{{{ -f
137 .IP \fB\-f\fP
138@@ -79,18 +68,29 @@
139 .IP \fB\-F\fP
140 Force fsck on reboot.
141 .\"}}}
142+.\"{{{ -n
143+.IP \fB\-n\fP
144+[DEPRECATED] Don't call \fBinit\fP(8) to do the shutdown but do it ourself.
145+The use of this option is discouraged, and its results are not always what
146+you'd expect.
147+.\"}}}
148 .\"{{{ -c
149 .IP \fB\-c\fP
150 Cancel an already running shutdown. With this option it is of course
151 not possible to give the \fBtime\fP argument, but you can enter a
152 explanatory message on the command line that will be sent to all users.
153 .\"}}}
154+.\"{{{ -t sec
155+.IP "\fB\-t\fP \fIsec\fP"
156+Tell \fBinit\fP(8) to wait \fIsec\fP seconds between sending processes the
157+warning and the kill signal, before changing to another runlevel.
158+.\"}}}
159 .\"{{{ time
160 .IP \fItime\fP
161 When to shutdown.
162 .\"}}}
163 .\"{{{ warning-message
164-.IP \fIwarning-message\fP
165+.IP "\fIwarning message\fP"
166 Message to send to all users.
167 .\"}}}
168 .PP
169diff -Naur sysvinit-2.86.orig/man/sulogin.8 sysvinit-2.86/man/sulogin.8
170--- sysvinit-2.86.orig/man/sulogin.8 2004-06-09 05:47:45.000000000 -0700
171+++ sysvinit-2.86/man/sulogin.8 2009-01-07 11:23:45.000000000 -0800
172@@ -9,7 +9,7 @@
173 .RB [ " tty-device " ]
174 .SH DESCRIPTION
175 .I sulogin
176-is invoked by \fBinit(8)\fP when the system goes into single user mode
177+can be invoked by \fBinit(8)\fP when the system goes into single user mode
178 (this is done through an entry in \fIinittab(5)\fP). \fBInit\fP also
179 tries to execute \fIsulogin\fP when it is passed the \fB-b\fP flag
180 from the bootmonitor (eg, LILO).
181diff -Naur sysvinit-2.86.orig/src/bootlogd.c sysvinit-2.86/src/bootlogd.c
182--- sysvinit-2.86.orig/src/bootlogd.c 2004-06-09 05:47:45.000000000 -0700
183+++ sysvinit-2.86/src/bootlogd.c 2009-01-07 11:34:12.000000000 -0800
184@@ -609,7 +609,7 @@
185 else
186 todo = endptr - outptr;
187 if (fp && todo)
188- writelog(fp, outptr, todo);
189+ writelog(fp, (unsigned char *)outptr, todo);
190 }
191
192 if (fp) {
193diff -Naur sysvinit-2.86.orig/src/halt.c sysvinit-2.86/src/halt.c
194--- sysvinit-2.86.orig/src/halt.c 2004-07-30 05:16:18.000000000 -0700
195+++ sysvinit-2.86/src/halt.c 2009-01-07 11:25:19.000000000 -0800
196@@ -8,7 +8,7 @@
197 * execute an "shutdown -r". This is for compatibility with
198 * sysvinit 2.4.
199 *
200- * Usage: halt [-n] [-w] [-d] [-f] [-h] [-i] [-p]
201+ * Usage: halt [-n] [-w] [-d] [-f] [-h] [-i] [-p] [-k]
202 * -n: don't sync before halting the system
203 * -w: only write a wtmp reboot record and exit.
204 * -d: don't write a wtmp record.
205@@ -16,6 +16,7 @@
206 * -h: put harddisks in standby mode
207 * -i: shut down all network interfaces.
208 * -p: power down the system (if possible, otherwise halt).
209+ * -k: reboot the system using kexec.
210 *
211 * Reboot and halt are both this program. Reboot
212 * is just a link to halt. Invoking the program
213@@ -64,8 +65,10 @@
214 */
215 void usage(void)
216 {
217- fprintf(stderr, "usage: %s [-n] [-w] [-d] [-f] [-h] [-i]%s\n",
218- progname, strcmp(progname, "halt") ? "" : " [-p]");
219+ fprintf(stderr, "usage: %s [-n] [-w] [-d] [-f] [-h] [-i]%s%s\n",
220+ progname,
221+ strcmp(progname, "halt") ? "" : " [-p]",
222+ strcmp(progname, "reboot") ? "" : " [-k]");
223 fprintf(stderr, "\t-n: don't sync before halting the system\n");
224 fprintf(stderr, "\t-w: only write a wtmp reboot record and exit.\n");
225 fprintf(stderr, "\t-d: don't write a wtmp record.\n");
226@@ -74,6 +77,8 @@
227 fprintf(stderr, "\t-i: shut down all network interfaces.\n");
228 if (!strcmp(progname, "halt"))
229 fprintf(stderr, "\t-p: power down the system (if possible, otherwise halt).\n");
230+ if (!strcmp(progname, "reboot"))
231+ fprintf(stderr, "\t-k: reboot the system using kexec.\n");
232 exit(1);
233 }
234
235@@ -172,12 +177,14 @@
236 int do_ifdown = 0;
237 int do_hddown = 0;
238 int do_poweroff = 0;
239+ int do_kexec = 0;
240 int c;
241 char *tm = NULL;
242
243 /*
244 * Find out who we are
245 */
246+ if (argv[0][0] == '-') argv[0]++;
247 if ((progname = strrchr(argv[0], '/')) != NULL)
248 progname++;
249 else
250@@ -189,7 +196,7 @@
251 /*
252 * Get flags
253 */
254- while((c = getopt(argc, argv, ":ihdfnpwt:")) != EOF) {
255+ while((c = getopt(argc, argv, ":ihdfnpwkt:")) != EOF) {
256 switch(c) {
257 case 'n':
258 do_sync = 0;
259@@ -213,6 +220,9 @@
260 case 'p':
261 do_poweroff = 1;
262 break;
263+ case 'k':
264+ do_kexec = 1;
265+ break;
266 case 't':
267 tm = optarg;
268 break;
269@@ -230,12 +240,37 @@
270 (void)chdir("/");
271
272 if (!do_hard && !do_nothing) {
273+ c = get_runlevel();
274+
275+ /*
276+ * We can't reboot using kexec through this path.
277+ */
278+ if (c != '6' && do_reboot && do_kexec) {
279+ fprintf(stderr, "ERROR: using -k at this"
280+ " runlevel requires also -f\n"
281+ " (You probably want instead to reboot"
282+ " normally and let your reboot\n"
283+ " script, usually /etc/init.d/reboot,"
284+ " specify -k)\n");
285+ exit(1);
286+ }
287+
288 /*
289 * See if we are in runlevel 0 or 6.
290 */
291- c = get_runlevel();
292- if (c != '0' && c != '6')
293- do_shutdown(do_reboot ? "-r" : "-h", tm);
294+ if (c != '0' && c != '6') {
295+ char *file;
296+
297+ if (do_poweroff) {
298+ file = strdup("/poweroff");
299+ } else {
300+ file = strdup("/halt");
301+ }
302+ close(open(file, O_CREAT|O_RDWR, 0644));
303+ free(file);
304+
305+ do_shutdown(do_reboot ? "-r" : "-h", tm);
306+ }
307 }
308
309 /*
310@@ -263,6 +298,16 @@
311 if (do_nothing) exit(0);
312
313 if (do_reboot) {
314+ /*
315+ * kexec or reboot
316+ */
317+ if (do_kexec) {
318+ init_reboot(BMAGIC_KEXEC);
319+ }
320+
321+ /*
322+ * Fall through if failed
323+ */
324 init_reboot(BMAGIC_REBOOT);
325 } else {
326 /*
327diff -Naur sysvinit-2.86.orig/src/init.c sysvinit-2.86/src/init.c
328--- sysvinit-2.86.orig/src/init.c 2004-07-30 05:16:20.000000000 -0700
329+++ sysvinit-2.86/src/init.c 2009-01-07 14:02:51.000000000 -0800
330@@ -185,6 +185,7 @@
331 {"RU",RUNNING},
332 {"DE",DEMAND},
333 {"XD",XECUTED},
334+ {"WT",WAITING},
335 {NULL,0}
336 };
337
338@@ -466,7 +467,7 @@
339
340 if (maxproclen > 2) {
341 memset(argv0, 0, maxproclen);
342- strncpy(argv0, buf, maxproclen - 2);
343+ strncpy(argv0, buf, maxproclen - 1);
344 }
345
346 return len;
347@@ -527,8 +528,10 @@
348 /*
349 * Retry the open five times.
350 */
351- for(f = 0; f < 5; f++)
352+ for(f = 0; f < 5; f++) {
353 if ((fd = open(console_dev, m)) >= 0) break;
354+ usleep(100);
355+ }
356
357 if (fd < 0) return fd;
358
359@@ -949,11 +952,30 @@
360 sigprocmask(SIG_SETMASK, &omask, NULL);
361
362 /*
363+ * Update utmp/wtmp file prior to starting
364+ * any child. This MUST be done right here in
365+ * the child process in order to prevent a race
366+ * condition that occurs when the child
367+ * process' time slice executes before the
368+ * parent (can and does happen in a uniprocessor
369+ * environment). If the child is a getty and
370+ * the race condition happens, then init's utmp
371+ * update will happen AFTER the getty runs
372+ * and expects utmp to be updated already!
373+ *
374+ * Do NOT log if process field starts with '+'
375+ * FIXME: that's for compatibility with *very*
376+ * old getties - probably it can be taken out.
377+ */
378+ if (ch->action == RESPAWN && ch->process[0] != '+')
379+ write_utmp_wtmp("", ch->id, getpid(), INIT_PROCESS, "");
380+
381+ /*
382 * In sysinit, boot, bootwait or single user mode:
383 * for any wait-type subprocess we _force_ the console
384 * to be its controlling tty.
385 */
386- if (strchr("*#sS", runlevel) && ch->flags & WAITING) {
387+ if ((strchr("*#sS", runlevel) || (ch->id[0] == 'l' && isdigit(ch->id[1]))) && ch->flags & WAITING) {
388 /*
389 * We fork once extra. This is so that we can
390 * wait and change the process group and session
391@@ -1088,15 +1110,7 @@
392 case ONDEMAND:
393 case RESPAWN:
394 ch->flags |= RUNNING;
395- if (spawn(ch, &(ch->pid)) < 0) break;
396- /*
397- * Do NOT log if process field starts with '+'
398- * FIXME: that's for compatibility with *very*
399- * old getties - probably it can be taken out.
400- */
401- if (ch->process[0] != '+')
402- write_utmp_wtmp("", ch->id, ch->pid,
403- INIT_PROCESS, "");
404+ (void)spawn(ch, &(ch->pid));
405 break;
406 }
407 }
408@@ -1373,14 +1387,14 @@
409 case 0: /* Send TERM signal */
410 if (talk)
411 initlog(L_CO,
412- "Sending processes the TERM signal");
413+ "Sending processes started by init the TERM signal");
414 kill(-(ch->pid), SIGTERM);
415 foundOne = 1;
416 break;
417 case 1: /* Send KILL signal and collect status */
418 if (talk)
419 initlog(L_CO,
420- "Sending processes the KILL signal");
421+ "Sending processes started by init the KILL signal");
422 kill(-(ch->pid), SIGKILL);
423 break;
424 }
425@@ -1884,7 +1898,7 @@
426 * The existing init process execs a new init binary.
427 */
428 env = init_buildenv(0);
429- execl(myname, myname, "--init", NULL, env);
430+ execle(myname, myname, "--init", NULL, env);
431
432 /*
433 * We shouldn't be here, something failed.
434diff -Naur sysvinit-2.86.orig/src/killall5.c sysvinit-2.86/src/killall5.c
435--- sysvinit-2.86.orig/src/killall5.c 2004-07-30 05:16:23.000000000 -0700
436+++ sysvinit-2.86/src/killall5.c 2009-01-07 14:10:41.000000000 -0800
437@@ -51,9 +51,8 @@
438 char *argv0base; /* `basename argv[1]` */
439 char *argv1; /* Name as found out from argv[1] */
440 char *argv1base; /* `basename argv[1]` */
441+ char *pathname; /* full path to executable */
442 char *statname; /* the statname without braces */
443- ino_t ino; /* Inode number */
444- dev_t dev; /* Device it is on */
445 pid_t pid; /* Process ID. */
446 int sid; /* Session ID. */
447 int kernel; /* Kernel thread or zombie. */
448@@ -172,7 +171,6 @@
449 FILE *fp;
450 PROC *p, *n;
451 struct dirent *d;
452- struct stat st;
453 char path[256];
454 char buf[256];
455 char *s, *q;
456@@ -191,6 +189,8 @@
457 n = p->next;
458 if (p->argv0) free(p->argv0);
459 if (p->argv1) free(p->argv1);
460+ if (p->pathname) free(p->pathname);
461+ if (p->statname) free(p->statname);
462 free(p);
463 }
464 plist = NULL;
465@@ -248,6 +248,7 @@
466 p->sid = 0;
467 nsyslog(LOG_ERR, "can't read sid from %s\n",
468 path);
469+ if (p->statname) free(p->statname);
470 free(p);
471 continue;
472 }
473@@ -300,15 +301,18 @@
474
475 } else {
476 /* Process disappeared.. */
477+ if (p->statname) free(p->statname);
478 free(p);
479 continue;
480 }
481
482 /* Try to stat the executable. */
483 snprintf(path, sizeof(path), "/proc/%s/exe", d->d_name);
484- if (stat(path, &st) == 0) {
485- p->dev = st.st_dev;
486- p->ino = st.st_ino;
487+ p->pathname = (char *)xmalloc(PATH_MAX);
488+ if (readlink(path, p->pathname, PATH_MAX) == -1) {
489+ p->pathname = NULL;
490+ } else {
491+ p->pathname[PATH_MAX-1] = '\0';
492 }
493
494 /* Link it into the list. */
495@@ -372,14 +376,14 @@
496 {
497 PROC *p;
498 PIDQ_HEAD *q;
499- struct stat st;
500 char *s;
501 int dostat = 0;
502 int foundone = 0;
503 int ok = 0;
504+ char *real_path;
505
506 /* Try to stat the executable. */
507- if (prog[0] == '/' && stat(prog, &st) == 0) dostat++;
508+ if (prog[0] == '/' && (real_path = canonicalize_file_name(prog))) dostat++;
509
510 /* Get basename of program. */
511 if ((s = strrchr(prog, '/')) == NULL)
512@@ -390,10 +394,10 @@
513 q = (PIDQ_HEAD *)xmalloc(sizeof(PIDQ_HEAD));
514 q = init_pid_q(q);
515
516- /* First try to find a match based on dev/ino pair. */
517+ /* First try to find a match based on pathname. */
518 if (dostat) {
519 for (p = plist; p; p = p->next) {
520- if (p->dev == st.st_dev && p->ino == st.st_ino) {
521+ if (p->pathname && strcmp(real_path, p->pathname) == 0) {
522 add_pid_to_q(q, p);
523 foundone++;
524 }
525@@ -408,11 +412,14 @@
526 ok += (p->argv0 && strcmp(p->argv0, prog) == 0);
527 ok += (p->argv0 && strcmp(p->argv0base, s) == 0);
528
529+ if (prog[0] == '/' && p->pathname && strcmp(prog, p->pathname))
530+ ok = 0;
531+
532 /* For scripts, compare argv[1] as well. */
533 if (scripts_too && p->argv1 &&
534 !strncmp(p->statname, p->argv1base, STATNAMELEN)) {
535 ok += (strcmp(p->argv1, prog) == 0);
536- ok += (strcmp(p->argv1base, s) == 0);
537+ if (prog[0] != '/') ok += (strcmp(p->argv1base, s) == 0);
538 }
539
540 /*
541@@ -476,16 +483,22 @@
542 int f;
543 int first = 1;
544 int i, oind, opt, flags = 0;
545+ int chroot_check = 0;
546+ struct stat st;
547+ char tmp[512];
548
549 for (oind = PIDOF_OMITSZ-1; oind > 0; oind--)
550 opid[oind] = 0;
551 opterr = 0;
552
553- while ((opt = getopt(argc,argv,"ho:sx")) != EOF) switch (opt) {
554+ while ((opt = getopt(argc,argv,"hco:sx")) != EOF) switch (opt) {
555 case '?':
556 nsyslog(LOG_ERR,"invalid options on command line!\n");
557 closelog();
558 exit(1);
559+ case 'c':
560+ if (geteuid() == 0) chroot_check = 1;
561+ break;
562 case 'o':
563 if (oind >= PIDOF_OMITSZ -1) {
564 nsyslog(LOG_ERR,"omit pid buffer size %d "
565@@ -518,6 +531,16 @@
566 argc -= optind;
567 argv += optind;
568
569+ /* Check if we are in a chroot */
570+ if (chroot_check) {
571+ snprintf(tmp, 512, "/proc/%d/root", getpid());
572+ if (stat(tmp, &st) < 0) {
573+ nsyslog(LOG_ERR, "stat failed for %s!\n", tmp);
574+ closelog();
575+ exit(1);
576+ }
577+ }
578+
579 /* Print out process-ID's one by one. */
580 readproc();
581 for(f = 0; f < argc; f++) {
582@@ -541,6 +564,16 @@
583 else
584 spid = 1;
585 }
586+ if (chroot_check) {
587+ struct stat st2;
588+ snprintf(tmp, 512, "/proc/%d/root",
589+ p->pid);
590+ if (stat(tmp, &st2) < 0 ||
591+ st.st_dev != st2.st_dev ||
592+ st.st_ino != st2.st_ino) {
593+ continue;
594+ }
595+ }
596 if (!first)
597 printf(" ");
598 printf("%d", p->pid);
599diff -Naur sysvinit-2.86.orig/src/last.c sysvinit-2.86/src/last.c
600--- sysvinit-2.86.orig/src/last.c 2004-07-30 05:16:26.000000000 -0700
601+++ sysvinit-2.86/src/last.c 2009-01-07 11:18:38.000000000 -0800
602@@ -307,14 +307,15 @@
603 struct sockaddr *sa;
604 int salen, flags;
605 unsigned int topnibble;
606+ unsigned int azero = 0, sitelocal = 0;
607 int mapped = 0;
608
609 flags = useip ? NI_NUMERICHOST : 0;
610
611 /*
612 * IPv4 or IPv6 ? We use 2 heuristics:
613- * 1. Current IPv6 range uses 2000-3fff. Outside of
614- * that is illegal and must be IPv4.
615+ * 1. Current IPv6 range uses 2000-3fff or fec0-feff.
616+ * Outside of that is illegal and must be IPv4.
617 * 2. If last 3 bytes are 0, must be IPv4
618 * 3. If IPv6 in IPv4, handle as IPv4
619 *
620@@ -323,7 +324,11 @@
621 if (a[0] == 0 && a[1] == 0 && a[2] == htonl (0xffff))
622 mapped = 1;
623 topnibble = ntohl((unsigned int)a[0]) >> 28;
624- if (topnibble < 2 || topnibble > 3 || mapped ||
625+
626+ azero = ntohl((unsigned int)a[0]) >> 16;
627+ sitelocal = (azero >= 0xfec0 && azero <= 0xfeff) ? 1 : 0;
628+
629+ if (((topnibble < 2 || topnibble > 3) && (!sitelocal)) || mapped ||
630 (a[1] == 0 && a[2] == 0 && a[3] == 0)) {
631 /* IPv4 */
632 sin.sin_family = AF_INET;
633diff -Naur sysvinit-2.86.orig/src/reboot.h sysvinit-2.86/src/reboot.h
634--- sysvinit-2.86.orig/src/reboot.h 2004-06-09 05:47:45.000000000 -0700
635+++ sysvinit-2.86/src/reboot.h 2009-01-07 11:07:06.000000000 -0800
636@@ -32,5 +32,8 @@
637 # define BMAGIC_POWEROFF BMAGIC_HALT
638 #endif
639
640+/* for kexec support */
641+#define BMAGIC_KEXEC 0x45584543
642+
643 #define init_reboot(magic) reboot(magic)
644
645diff -Naur sysvinit-2.86.orig/src/shutdown.c sysvinit-2.86/src/shutdown.c
646--- sysvinit-2.86.orig/src/shutdown.c 2004-07-30 04:59:04.000000000 -0700
647+++ sysvinit-2.86/src/shutdown.c 2009-01-07 11:09:43.000000000 -0800
648@@ -102,7 +102,7 @@
649 void usage(void)
650 {
651 fprintf(stderr,
652- "Usage:\t shutdown [-akrhHPfnc] [-t secs] time [warning message]\n"
653+ "Usage:\t shutdown [-akrhPHfFnc] [-t sec] time [warning message]\n"
654 "\t\t -a: use /etc/shutdown.allow\n"
655 "\t\t -k: don't really shutdown, only warn.\n"
656 "\t\t -r: reboot after shutdown.\n"
657@@ -460,6 +460,7 @@
658
659 if (getuid() != 0) {
660 fprintf(stderr, "shutdown: you must be root to do that!\n");
661+ usage();
662 exit(1);
663 }
664 strcpy(down_level, "1");
665diff -Naur sysvinit-2.86.orig/src/utmp.c sysvinit-2.86/src/utmp.c
666--- sysvinit-2.86.orig/src/utmp.c 1999-06-09 04:11:33.000000000 -0700
667+++ sysvinit-2.86/src/utmp.c 2009-01-07 11:11:29.000000000 -0800
668@@ -47,6 +47,7 @@
669 int fd;
670 struct utmp utmp;
671 struct utsname uname_buf;
672+ struct timeval tv;
673
674 /*
675 * Try to open the wtmp file. Note that we even try
676@@ -76,7 +77,9 @@
677 */
678 memset(&utmp, 0, sizeof(utmp));
679 #if defined(__GLIBC__)
680- gettimeofday(&utmp.ut_tv, NULL);
681+ gettimeofday(&tv, NULL);
682+ utmp.ut_tv.tv_sec = tv.tv_sec;
683+ utmp.ut_tv.tv_usec = tv.tv_usec;
684 #else
685 time(&utmp.ut_time);
686 #endif
687@@ -113,6 +116,7 @@
688 struct utmp utmp;
689 struct utmp tmp;
690 struct utmp *utmptr;
691+ struct timeval tv;
692
693 /*
694 * Can't do much if UTMP_FILE is not present.
695@@ -144,7 +148,9 @@
696 utmp.ut_pid = pid;
697 strncpy(utmp.ut_id, id, sizeof(utmp.ut_id));
698 #if defined(__GLIBC__)
699- gettimeofday(&utmp.ut_tv, NULL);
700+ gettimeofday(&tv, NULL);
701+ utmp.ut_tv.tv_sec = tv.tv_sec;
702+ utmp.ut_tv.tv_usec = tv.tv_usec;
703 #else
704 time(&utmp.ut_time);
705 #endif
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