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Differential D12777 Diff 34300 sbin/shutdown/shutdown.c

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sbin/shutdown/shutdown.c

Show First 20 Lines • Show All 83 Lines • ▼ Show 20 Linesstatic struct interval {
{ 30 S, 30 S }, { 30 S, 30 S },
{ 0 , 0 } { 0 , 0 }
}; };
#undef H #undef H
#undef M #undef M
#undef S #undef S
static time_t offset, shuttime; static time_t offset, shuttime;
static int dohalt, dopower, doreboot, killflg, mbuflen, oflag; static int docycle, dohalt, dopower, doreboot, killflg, mbuflen, oflag;
static char mbuf[BUFSIZ]; static char mbuf[BUFSIZ];
static const char *nosync, *whom; static const char *nosync, *whom;
static void badtime(void); static void badtime(void);
static void die_you_gravy_sucking_pig_dog(void); static void die_you_gravy_sucking_pig_dog(void);
static void finish(int); static void finish(int);
static void getoffset(char *); static void getoffset(char *);
static void loop(void); static void loop(void);
Show All 35 Lines if (strcmp(p, "poweroff") == 0) {
if (argc != 0) if (argc != 0)
usage((char *)NULL); usage((char *)NULL);
dopower = 1; dopower = 1;
offset = 0; offset = 0;
(void)time(&shuttime); (void)time(&shuttime);
goto poweroff; goto poweroff;
} }
while ((ch = getopt(argc, argv, "-hknopr")) != -1) while ((ch = getopt(argc, argv, "-chknopr")) != -1)
switch (ch) { switch (ch) {
case '-': case '-':
readstdin = 1; readstdin = 1;
break; break;
case 'c':
docycle = 1;
break;
case 'h': case 'h':
dohalt = 1; dohalt = 1;
break; break;
case 'k': case 'k':
killflg = 1; killflg = 1;
break; break;
case 'n': case 'n':
nosync = "-n"; nosync = "-n";
Show All 12 Lines default:
usage((char *)NULL); usage((char *)NULL);
} }
argc -= optind; argc -= optind;
argv += optind; argv += optind;
if (argc < 1) if (argc < 1)
usage((char *)NULL); usage((char *)NULL);
if (killflg + doreboot + dohalt + dopower > 1) if (killflg + doreboot + dohalt + dopower + docycle > 1)
usage("incompatible switches -h, -k, -p and -r"); usage("incompatible switches -c, -h, -k, -p and -r");
if (oflag && !(dohalt || dopower || doreboot)) if (oflag && !(dohalt || dopower || doreboot || docycle))
usage("-o requires -h, -p or -r"); usage("-o requires -c, -h, -p or -r");
if (nosync != NULL && !oflag) if (nosync != NULL && !oflag)
usage("-n requires -o"); usage("-n requires -o");
getoffset(*argv++); getoffset(*argv++);
poweroff: poweroff:
if (*argv) { if (*argv) {
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} }
static void static void
die_you_gravy_sucking_pig_dog(void) die_you_gravy_sucking_pig_dog(void)
{ {
char *empty_environ[] = { NULL }; char *empty_environ[] = { NULL };
syslog(LOG_NOTICE, "%s by %s: %s", syslog(LOG_NOTICE, "%s by %s: %s",
doreboot ? "reboot" : dohalt ? "halt" : dopower ? "power-down" : doreboot ? "reboot" : dohalt ? "halt" : dopower ? "power-down" :
"shutdown", whom, mbuf); docycle ? "power-cycle" : "shutdown", whom, mbuf);
(void)printf("\r\nSystem shutdown time has arrived\007\007\r\n"); (void)printf("\r\nSystem shutdown time has arrived\007\007\r\n");
if (killflg) { if (killflg) {
(void)printf("\rbut you'll have to do it yourself\r\n"); (void)printf("\rbut you'll have to do it yourself\r\n");
exit(0); exit(0);
} }
#ifdef DEBUG #ifdef DEBUG
if (doreboot) if (doreboot)
(void)printf("reboot"); (void)printf("reboot");
else if (docycle)
(void)printf("power-cycle");
else if (dohalt) else if (dohalt)
(void)printf("halt"); (void)printf("halt");
else if (dopower) else if (dopower)
(void)printf("power-down"); (void)printf("power-down");
if (nosync != NULL) if (nosync != NULL)
(void)printf(" no sync"); (void)printf(" no sync");
(void)printf("\nkill -HUP 1\n"); (void)printf("\nkill -HUP 1\n");
#else #else
if (!oflag) { if (!oflag) {
(void)kill(1, doreboot ? SIGINT : /* reboot */ (void)kill(1, doreboot ? SIGINT : /* reboot */
dohalt ? SIGUSR1 : /* halt */ dohalt ? SIGUSR1 : /* halt */
dopower ? SIGUSR2 : /* power-down */ dopower ? SIGUSR2 : /* power-down */
docycle ? SIGWINCH : /* power-cycle */
SIGTERM); /* single-user */ SIGTERM); /* single-user */
} else { } else {
if (doreboot) { if (doreboot) {
execle(_PATH_REBOOT, "reboot", "-l", nosync, execle(_PATH_REBOOT, "reboot", "-l", nosync,
(char *)NULL, empty_environ); (char *)NULL, empty_environ);
syslog(LOG_ERR, "shutdown: can't exec %s: %m.", syslog(LOG_ERR, "shutdown: can't exec %s: %m.",
_PATH_REBOOT); _PATH_REBOOT);
warn(_PATH_REBOOT); warn(_PATH_REBOOT);
} }
else if (dohalt) { else if (dohalt) {
execle(_PATH_HALT, "halt", "-l", nosync, execle(_PATH_HALT, "halt", "-l", nosync,
(char *)NULL, empty_environ); (char *)NULL, empty_environ);
syslog(LOG_ERR, "shutdown: can't exec %s: %m.", syslog(LOG_ERR, "shutdown: can't exec %s: %m.",
_PATH_HALT); _PATH_HALT);
warn(_PATH_HALT); warn(_PATH_HALT);
} }
else if (dopower) { else if (dopower) {
execle(_PATH_HALT, "halt", "-l", "-p", nosync, execle(_PATH_HALT, "halt", "-l", "-p", nosync,
(char *)NULL, empty_environ);
syslog(LOG_ERR, "shutdown: can't exec %s: %m.",
_PATH_HALT);
warn(_PATH_HALT);
}
else if (docycle) {
execle(_PATH_HALT, "halt", "-l", "-c", nosync,
(char *)NULL, empty_environ); (char *)NULL, empty_environ);
syslog(LOG_ERR, "shutdown: can't exec %s: %m.", syslog(LOG_ERR, "shutdown: can't exec %s: %m.",
_PATH_HALT); _PATH_HALT);
warn(_PATH_HALT); warn(_PATH_HALT);
} }
(void)kill(1, SIGTERM); /* to single-user */ (void)kill(1, SIGTERM); /* to single-user */
} }
#endif #endif
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