Commit | Line | Data |
---|---|---|
52b4fb0c | 1 | #ifndef lint |
e48cb7b7 | 2 | static char sccsid[] = "@(#)rwhod.c 4.28 (Berkeley) 85/02/25"; |
52b4fb0c BJ |
3 | #endif |
4 | ||
52b4fb0c | 5 | #include <sys/types.h> |
52b4fb0c | 6 | #include <sys/socket.h> |
52b4fb0c | 7 | #include <sys/stat.h> |
52b4fb0c | 8 | #include <sys/ioctl.h> |
9bd66dcf | 9 | #include <sys/file.h> |
de3b21e8 | 10 | |
7af17b3e | 11 | #include <net/if.h> |
de3b21e8 SL |
12 | #include <netinet/in.h> |
13 | ||
14 | #include <nlist.h> | |
15 | #include <stdio.h> | |
16 | #include <signal.h> | |
17 | #include <errno.h> | |
18 | #include <utmp.h> | |
a0f59ac1 SL |
19 | #include <ctype.h> |
20 | #include <netdb.h> | |
00cdc205 | 21 | #include <syslog.h> |
86fcf481 | 22 | #include "rwhod.h" |
de3b21e8 | 23 | |
83361bb3 RC |
24 | /* |
25 | * Alarm interval. Don't forget to change the down time check in ruptime | |
26 | * if this is changed. | |
27 | */ | |
00cdc205 | 28 | #define AL_INTERVAL (3 * 60) |
e48cb7b7 | 29 | #define MAXTTYS 256 /* Max # of utmp entries examined */ |
83361bb3 | 30 | |
a0f59ac1 | 31 | struct sockaddr_in sin = { AF_INET }; |
52b4fb0c BJ |
32 | |
33 | extern errno; | |
34 | ||
7af17b3e | 35 | char myname[32]; |
52b4fb0c BJ |
36 | |
37 | struct nlist nl[] = { | |
38 | #define NL_AVENRUN 0 | |
39 | { "_avenrun" }, | |
de3b21e8 SL |
40 | #define NL_BOOTTIME 1 |
41 | { "_boottime" }, | |
52b4fb0c BJ |
42 | 0 |
43 | }; | |
44 | ||
7af17b3e SL |
45 | /* |
46 | * We communicate with each neighbor in | |
47 | * a list constructed at the time we're | |
48 | * started up. Neighbors are currently | |
49 | * directly connected via a hardware interface. | |
50 | */ | |
51 | struct neighbor { | |
52 | struct neighbor *n_next; | |
53 | char *n_name; /* interface name */ | |
54 | char *n_addr; /* who to send to */ | |
55 | int n_addrlen; /* size of address */ | |
56 | int n_flags; /* should forward?, interface flags */ | |
57 | }; | |
58 | ||
59 | struct neighbor *neighbors; | |
52b4fb0c | 60 | struct whod mywd; |
7af17b3e | 61 | struct servent *sp; |
52b4fb0c BJ |
62 | int s, utmpf, kmemf = -1; |
63 | ||
7af17b3e SL |
64 | #define WHDRSIZE (sizeof (mywd) - sizeof (mywd.wd_we)) |
65 | #define RWHODIR "/usr/spool/rwho" | |
fea387f0 | 66 | |
52b4fb0c | 67 | int onalrm(); |
7af17b3e | 68 | char *strcpy(), *sprintf(), *malloc(); |
52b4fb0c BJ |
69 | long lseek(); |
70 | int getkmem(); | |
7af17b3e | 71 | struct in_addr inet_makeaddr(); |
52b4fb0c BJ |
72 | |
73 | main() | |
74 | { | |
75 | struct sockaddr_in from; | |
76 | char path[64]; | |
3de1986a | 77 | int addr, on = 1; |
7af17b3e | 78 | struct hostent *hp; |
52b4fb0c | 79 | |
00cdc205 RC |
80 | if (getuid()) { |
81 | fprintf(stderr, "rwhod: not super user\n"); | |
82 | exit(1); | |
83 | } | |
a0f59ac1 SL |
84 | sp = getservbyname("who", "udp"); |
85 | if (sp == 0) { | |
86 | fprintf(stderr, "rwhod: udp/who: unknown service\n"); | |
87 | exit(1); | |
88 | } | |
52b4fb0c BJ |
89 | #ifndef DEBUG |
90 | if (fork()) | |
91 | exit(0); | |
92 | { int s; | |
93 | for (s = 0; s < 10; s++) | |
94 | (void) close(s); | |
95 | (void) open("/", 0); | |
96 | (void) dup2(0, 1); | |
97 | (void) dup2(0, 2); | |
98 | s = open("/dev/tty", 2); | |
99 | if (s >= 0) { | |
100 | ioctl(s, TIOCNOTTY, 0); | |
101 | (void) close(s); | |
102 | } | |
103 | } | |
104 | #endif | |
105 | (void) chdir("/dev"); | |
106 | (void) signal(SIGHUP, getkmem); | |
00cdc205 | 107 | openlog("rwhod", LOG_PID, 0); |
7af17b3e SL |
108 | /* |
109 | * Establish host name as returned by system. | |
110 | */ | |
111 | if (gethostname(myname, sizeof (myname) - 1) < 0) { | |
00cdc205 | 112 | syslog(LOG_ERR, "gethostname: %m"); |
52b4fb0c BJ |
113 | exit(1); |
114 | } | |
7af17b3e | 115 | strncpy(mywd.wd_hostname, myname, sizeof (myname) - 1); |
9bd66dcf | 116 | utmpf = open("/etc/utmp", O_RDONLY); |
52b4fb0c BJ |
117 | if (utmpf < 0) { |
118 | (void) close(creat("/etc/utmp", 0644)); | |
9bd66dcf | 119 | utmpf = open("/etc/utmp", O_RDONLY); |
52b4fb0c BJ |
120 | } |
121 | if (utmpf < 0) { | |
00cdc205 | 122 | syslog(LOG_ERR, "/etc/utmp: %m"); |
52b4fb0c BJ |
123 | exit(1); |
124 | } | |
125 | getkmem(); | |
9bd66dcf | 126 | if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { |
00cdc205 | 127 | syslog(LOG_ERR, "socket: %m"); |
de3b21e8 SL |
128 | exit(1); |
129 | } | |
3de1986a | 130 | if (setsockopt(s, SOL_SOCKET, SO_BROADCAST, &on, sizeof (on)) < 0) { |
b0e1e5f3 MK |
131 | syslog(LOG_ERR, "setsockopt SO_BROADCAST: %m"); |
132 | exit(1); | |
133 | } | |
7af17b3e SL |
134 | hp = gethostbyname(myname); |
135 | if (hp == NULL) { | |
00cdc205 | 136 | syslog(LOG_ERR, "%s: don't know my own name", myname); |
7af17b3e SL |
137 | exit(1); |
138 | } | |
139 | sin.sin_family = hp->h_addrtype; | |
140 | sin.sin_port = sp->s_port; | |
9bd66dcf | 141 | if (bind(s, &sin, sizeof (sin)) < 0) { |
00cdc205 | 142 | syslog(LOG_ERR, "bind: %m"); |
de3b21e8 | 143 | exit(1); |
52b4fb0c | 144 | } |
7af17b3e SL |
145 | if (!configure(s)) |
146 | exit(1); | |
8a53982e | 147 | signal(SIGALRM, onalrm); |
52b4fb0c BJ |
148 | onalrm(); |
149 | for (;;) { | |
150 | struct whod wd; | |
7af17b3e | 151 | int cc, whod, len = sizeof (from); |
52b4fb0c | 152 | |
7af17b3e SL |
153 | cc = recvfrom(s, (char *)&wd, sizeof (struct whod), 0, |
154 | &from, &len); | |
52b4fb0c BJ |
155 | if (cc <= 0) { |
156 | if (cc < 0 && errno != EINTR) | |
00cdc205 | 157 | syslog(LOG_WARNING, "recv: %m"); |
52b4fb0c BJ |
158 | continue; |
159 | } | |
a0f59ac1 | 160 | if (from.sin_port != sp->s_port) { |
00cdc205 | 161 | syslog(LOG_WARNING, "%d: bad from port", |
a0f59ac1 | 162 | ntohs(from.sin_port)); |
52b4fb0c BJ |
163 | continue; |
164 | } | |
a0f59ac1 SL |
165 | #ifdef notdef |
166 | if (gethostbyname(wd.wd_hostname) == 0) { | |
00cdc205 | 167 | syslog(LOG_WARNING, "%s: unknown host", |
a0f59ac1 SL |
168 | wd.wd_hostname); |
169 | continue; | |
170 | } | |
171 | #endif | |
aaddf8a1 SL |
172 | if (wd.wd_vers != WHODVERSION) |
173 | continue; | |
7af17b3e SL |
174 | if (wd.wd_type != WHODTYPE_STATUS) |
175 | continue; | |
a0f59ac1 | 176 | if (!verify(wd.wd_hostname)) { |
00cdc205 | 177 | syslog(LOG_WARNING, "malformed host name from %x", |
a0f59ac1 | 178 | from.sin_addr); |
52b4fb0c BJ |
179 | continue; |
180 | } | |
a82aa56a | 181 | (void) sprintf(path, "%s/whod.%s", RWHODIR, wd.wd_hostname); |
52b4fb0c BJ |
182 | whod = creat(path, 0666); |
183 | if (whod < 0) { | |
00cdc205 | 184 | syslog(LOG_WARNING, "%s: %m", path); |
52b4fb0c BJ |
185 | continue; |
186 | } | |
fea387f0 SL |
187 | #if vax || pdp11 |
188 | { | |
9bd66dcf | 189 | int i, n = (cc - WHDRSIZE)/sizeof(struct whoent); |
fea387f0 SL |
190 | struct whoent *we; |
191 | ||
192 | /* undo header byte swapping before writing to file */ | |
193 | wd.wd_sendtime = ntohl(wd.wd_sendtime); | |
194 | for (i = 0; i < 3; i++) | |
195 | wd.wd_loadav[i] = ntohl(wd.wd_loadav[i]); | |
196 | wd.wd_boottime = ntohl(wd.wd_boottime); | |
197 | we = wd.wd_we; | |
198 | for (i = 0; i < n; i++) { | |
199 | we->we_idle = ntohl(we->we_idle); | |
1cccbcb3 SL |
200 | we->we_utmp.out_time = |
201 | ntohl(we->we_utmp.out_time); | |
fea387f0 SL |
202 | we++; |
203 | } | |
204 | } | |
205 | #endif | |
52b4fb0c BJ |
206 | (void) time(&wd.wd_recvtime); |
207 | (void) write(whod, (char *)&wd, cc); | |
208 | (void) close(whod); | |
209 | } | |
210 | } | |
211 | ||
a0f59ac1 SL |
212 | /* |
213 | * Check out host name for unprintables | |
214 | * and other funnies before allowing a file | |
215 | * to be created. Sorry, but blanks aren't allowed. | |
216 | */ | |
217 | verify(name) | |
218 | register char *name; | |
219 | { | |
220 | register int size = 0; | |
221 | ||
222 | while (*name) { | |
77650176 | 223 | if (!isascii(*name) || !(isalnum(*name) || ispunct(*name))) |
a0f59ac1 SL |
224 | return (0); |
225 | name++, size++; | |
226 | } | |
227 | return (size > 0); | |
228 | } | |
229 | ||
52b4fb0c BJ |
230 | int utmptime; |
231 | int utmpent; | |
e48cb7b7 | 232 | struct utmp utmp[MAXTTYS]; |
52b4fb0c BJ |
233 | int alarmcount; |
234 | ||
235 | onalrm() | |
236 | { | |
237 | register int i; | |
238 | struct stat stb; | |
76886f32 | 239 | register struct whoent *we = mywd.wd_we, *wlast; |
52b4fb0c BJ |
240 | int cc; |
241 | double avenrun[3]; | |
242 | time_t now = time(0); | |
7af17b3e | 243 | register struct neighbor *np; |
52b4fb0c BJ |
244 | |
245 | if (alarmcount % 10 == 0) | |
246 | getkmem(); | |
247 | alarmcount++; | |
248 | (void) fstat(utmpf, &stb); | |
249 | if (stb.st_mtime != utmptime) { | |
02d31241 | 250 | utmptime = stb.st_mtime; |
9bd66dcf | 251 | (void) lseek(utmpf, (long)0, L_SET); |
52b4fb0c BJ |
252 | cc = read(utmpf, (char *)utmp, sizeof (utmp)); |
253 | if (cc < 0) { | |
254 | perror("/etc/utmp"); | |
08d10f57 | 255 | goto done; |
52b4fb0c | 256 | } |
7af17b3e | 257 | wlast = &mywd.wd_we[1024 / sizeof (struct whoent) - 1]; |
52b4fb0c BJ |
258 | utmpent = cc / sizeof (struct utmp); |
259 | for (i = 0; i < utmpent; i++) | |
260 | if (utmp[i].ut_name[0]) { | |
b1456c48 SL |
261 | bcopy(utmp[i].ut_line, we->we_utmp.out_line, |
262 | sizeof (utmp[i].ut_line)); | |
263 | bcopy(utmp[i].ut_name, we->we_utmp.out_name, | |
264 | sizeof (utmp[i].ut_name)); | |
b1456c48 | 265 | we->we_utmp.out_time = htonl(utmp[i].ut_time); |
76886f32 SL |
266 | if (we >= wlast) |
267 | break; | |
52b4fb0c BJ |
268 | we++; |
269 | } | |
270 | utmpent = we - mywd.wd_we; | |
271 | } | |
272 | we = mywd.wd_we; | |
273 | for (i = 0; i < utmpent; i++) { | |
b1456c48 | 274 | if (stat(we->we_utmp.out_line, &stb) >= 0) |
b1456c48 | 275 | we->we_idle = htonl(now - stb.st_atime); |
52b4fb0c BJ |
276 | we++; |
277 | } | |
9bd66dcf | 278 | (void) lseek(kmemf, (long)nl[NL_AVENRUN].n_value, L_SET); |
52b4fb0c BJ |
279 | (void) read(kmemf, (char *)avenrun, sizeof (avenrun)); |
280 | for (i = 0; i < 3; i++) | |
353c1281 | 281 | mywd.wd_loadav[i] = htonl((u_long)(avenrun[i] * 100)); |
b1456c48 | 282 | cc = (char *)we - (char *)&mywd; |
b1456c48 | 283 | mywd.wd_sendtime = htonl(time(0)); |
7af17b3e SL |
284 | mywd.wd_vers = WHODVERSION; |
285 | mywd.wd_type = WHODTYPE_STATUS; | |
286 | for (np = neighbors; np != NULL; np = np->n_next) | |
287 | (void) sendto(s, (char *)&mywd, cc, 0, | |
288 | np->n_addr, np->n_addrlen); | |
08d10f57 | 289 | done: |
83361bb3 | 290 | (void) alarm(AL_INTERVAL); |
52b4fb0c BJ |
291 | } |
292 | ||
293 | getkmem() | |
294 | { | |
295 | struct nlist *nlp; | |
07cac863 SL |
296 | static ino_t vmunixino; |
297 | static time_t vmunixctime; | |
298 | struct stat sb; | |
52b4fb0c | 299 | |
07cac863 SL |
300 | if (stat("/vmunix", &sb) < 0) { |
301 | if (vmunixctime) | |
302 | return; | |
303 | } else { | |
304 | if (sb.st_ctime == vmunixctime && sb.st_ino == vmunixino) | |
305 | return; | |
306 | vmunixctime = sb.st_ctime; | |
307 | vmunixino= sb.st_ino; | |
308 | } | |
52b4fb0c BJ |
309 | if (kmemf >= 0) |
310 | (void) close(kmemf); | |
311 | loop: | |
00cdc205 RC |
312 | if (nlist("/vmunix", nl)) { |
313 | syslog(LOG_WARNING, "/vmunix namelist botch"); | |
52b4fb0c BJ |
314 | sleep(300); |
315 | goto loop; | |
316 | } | |
9bd66dcf | 317 | kmemf = open("/dev/kmem", O_RDONLY); |
52b4fb0c | 318 | if (kmemf < 0) { |
00cdc205 RC |
319 | syslog(LOG_ERR, "/dev/kmem: %m"); |
320 | exit(1); | |
52b4fb0c | 321 | } |
9bd66dcf SL |
322 | (void) lseek(kmemf, (long)nl[NL_BOOTTIME].n_value, L_SET); |
323 | (void) read(kmemf, (char *)&mywd.wd_boottime, | |
324 | sizeof (mywd.wd_boottime)); | |
b1456c48 | 325 | mywd.wd_boottime = htonl(mywd.wd_boottime); |
52b4fb0c | 326 | } |
7af17b3e SL |
327 | |
328 | /* | |
329 | * Figure out device configuration and select | |
330 | * networks which deserve status information. | |
331 | */ | |
332 | configure(s) | |
333 | int s; | |
334 | { | |
335 | char buf[BUFSIZ]; | |
336 | struct ifconf ifc; | |
337 | struct ifreq ifreq, *ifr; | |
7af17b3e SL |
338 | struct sockaddr_in *sin; |
339 | register struct neighbor *np; | |
9bd66dcf | 340 | int n; |
7af17b3e SL |
341 | |
342 | ifc.ifc_len = sizeof (buf); | |
343 | ifc.ifc_buf = buf; | |
344 | if (ioctl(s, SIOCGIFCONF, (char *)&ifc) < 0) { | |
00cdc205 | 345 | syslog(LOG_ERR, "ioctl (get interface configuration)"); |
7af17b3e SL |
346 | return (0); |
347 | } | |
348 | ifr = ifc.ifc_req; | |
349 | for (n = ifc.ifc_len / sizeof (struct ifreq); n > 0; n--, ifr++) { | |
350 | for (np = neighbors; np != NULL; np = np->n_next) | |
351 | if (np->n_name && | |
352 | strcmp(ifr->ifr_name, np->n_name) == 0) | |
353 | break; | |
354 | if (np != NULL) | |
355 | continue; | |
356 | ifreq = *ifr; | |
357 | np = (struct neighbor *)malloc(sizeof (*np)); | |
358 | if (np == NULL) | |
359 | continue; | |
360 | np->n_name = malloc(strlen(ifr->ifr_name) + 1); | |
361 | if (np->n_name == NULL) { | |
362 | free((char *)np); | |
363 | continue; | |
364 | } | |
365 | strcpy(np->n_name, ifr->ifr_name); | |
366 | np->n_addrlen = sizeof (ifr->ifr_addr); | |
367 | np->n_addr = malloc(np->n_addrlen); | |
368 | if (np->n_addr == NULL) { | |
369 | free(np->n_name); | |
370 | free((char *)np); | |
371 | continue; | |
372 | } | |
373 | bcopy((char *)&ifr->ifr_addr, np->n_addr, np->n_addrlen); | |
374 | if (ioctl(s, SIOCGIFFLAGS, (char *)&ifreq) < 0) { | |
00cdc205 | 375 | syslog(LOG_ERR, "ioctl (get interface flags)"); |
7af17b3e SL |
376 | free((char *)np); |
377 | continue; | |
378 | } | |
379 | if ((ifreq.ifr_flags & (IFF_BROADCAST|IFF_POINTOPOINT)) == 0) { | |
380 | free((char *)np); | |
381 | continue; | |
382 | } | |
383 | np->n_flags = ifreq.ifr_flags; | |
384 | if (np->n_flags & IFF_POINTOPOINT) { | |
385 | if (ioctl(s, SIOCGIFDSTADDR, (char *)&ifreq) < 0) { | |
00cdc205 | 386 | syslog(LOG_ERR, "ioctl (get dstaddr)"); |
7af17b3e SL |
387 | free((char *)np); |
388 | continue; | |
389 | } | |
390 | /* we assume addresses are all the same size */ | |
391 | bcopy((char *)&ifreq.ifr_dstaddr, | |
392 | np->n_addr, np->n_addrlen); | |
393 | } | |
394 | if (np->n_flags & IFF_BROADCAST) { | |
395 | /* we assume addresses are all the same size */ | |
396 | sin = (struct sockaddr_in *)np->n_addr; | |
8e50836a MK |
397 | sin->sin_addr = inet_makeaddr((np->n_flags & IFF_LOCAL)? |
398 | inet_subnetof(sin->sin_addr) : | |
399 | inet_netof(sin->sin_addr), | |
400 | INADDR_ANY); | |
7af17b3e SL |
401 | } |
402 | /* gag, wish we could get rid of Internet dependencies */ | |
403 | sin = (struct sockaddr_in *)np->n_addr; | |
404 | sin->sin_port = sp->s_port; | |
405 | np->n_next = neighbors; | |
406 | neighbors = np; | |
407 | } | |
408 | return (1); | |
409 | } | |
b1456c48 | 410 | |
8e50836a MK |
411 | /* |
412 | * Return the possible subnetwork number from an internet address. | |
413 | * If the address is of the form of a subnet address (most significant | |
414 | * bit of the host part is set), believe the subnet exists. | |
415 | * Otherwise, return the network number. Any subnet number is only valid | |
416 | * if this is a ``local'' net. | |
417 | */ | |
418 | inet_subnetof(in) | |
419 | struct in_addr in; | |
420 | { | |
421 | register u_long i = ntohl(in.s_addr); | |
422 | ||
423 | if (IN_CLASSA(i)) { | |
424 | if (IN_SUBNETA(i)) | |
425 | return ((i & IN_CLASSA_SUBNET) >> IN_CLASSA_SUBNSHIFT); | |
426 | else | |
427 | return ((i & IN_CLASSA_NET) >> IN_CLASSA_NSHIFT); | |
428 | } else if (IN_CLASSB(i)) { | |
429 | if (IN_SUBNETB(i)) | |
430 | return ((i & IN_CLASSB_SUBNET) >> IN_CLASSB_SUBNSHIFT); | |
431 | else | |
432 | return ((i & IN_CLASSB_NET) >> IN_CLASSB_NSHIFT); | |
433 | } else | |
434 | return ((i & IN_CLASSC_NET) >> IN_CLASSC_NSHIFT); | |
435 | } | |
436 | ||
b1456c48 SL |
437 | #ifdef DEBUG |
438 | sendto(s, buf, cc, flags, to, tolen) | |
439 | int s; | |
440 | char *buf; | |
441 | int cc, flags; | |
442 | char *to; | |
443 | int tolen; | |
444 | { | |
445 | register struct whod *w = (struct whod *)buf; | |
446 | register struct whoent *we; | |
447 | struct sockaddr_in *sin = (struct sockaddr_in *)to; | |
448 | char *interval(); | |
449 | ||
450 | printf("sendto %x.%d\n", ntohl(sin->sin_addr), ntohs(sin->sin_port)); | |
451 | printf("hostname %s %s\n", w->wd_hostname, | |
9bd66dcf | 452 | interval(ntohl(w->wd_sendtime) - ntohl(w->wd_boottime), " up")); |
b1456c48 | 453 | printf("load %4.2f, %4.2f, %4.2f\n", |
9bd66dcf SL |
454 | ntohl(w->wd_loadav[0]) / 100.0, ntohl(w->wd_loadav[1]) / 100.0, |
455 | ntohl(w->wd_loadav[2]) / 100.0); | |
b1456c48 SL |
456 | cc -= WHDRSIZE; |
457 | for (we = w->wd_we, cc /= sizeof (struct whoent); cc > 0; cc--, we++) { | |
9bd66dcf | 458 | time_t t = ntohl(we->we_utmp.out_time); |
b1456c48 | 459 | printf("%-8.8s %s:%s %.12s", |
9bd66dcf SL |
460 | we->we_utmp.out_name, |
461 | w->wd_hostname, we->we_utmp.out_line, | |
462 | ctime(&t)+4); | |
463 | we->we_idle = ntohl(we->we_idle) / 60; | |
b1456c48 SL |
464 | if (we->we_idle) { |
465 | if (we->we_idle >= 100*60) | |
466 | we->we_idle = 100*60 - 1; | |
467 | if (we->we_idle >= 60) | |
468 | printf(" %2d", we->we_idle / 60); | |
469 | else | |
470 | printf(" "); | |
471 | printf(":%02d", we->we_idle % 60); | |
472 | } | |
473 | printf("\n"); | |
474 | } | |
475 | } | |
476 | ||
477 | char * | |
478 | interval(time, updown) | |
479 | int time; | |
480 | char *updown; | |
481 | { | |
482 | static char resbuf[32]; | |
483 | int days, hours, minutes; | |
484 | ||
485 | if (time < 0 || time > 3*30*24*60*60) { | |
486 | (void) sprintf(resbuf, " %s ??:??", updown); | |
487 | return (resbuf); | |
488 | } | |
489 | minutes = (time + 59) / 60; /* round to minutes */ | |
490 | hours = minutes / 60; minutes %= 60; | |
491 | days = hours / 24; hours %= 24; | |
492 | if (days) | |
493 | (void) sprintf(resbuf, "%s %2d+%02d:%02d", | |
494 | updown, days, hours, minutes); | |
495 | else | |
496 | (void) sprintf(resbuf, "%s %2d:%02d", | |
497 | updown, hours, minutes); | |
498 | return (resbuf); | |
499 | } | |
500 | #endif |