last.c revision 106215
11590Srgrimes/* 21590Srgrimes * Copyright (c) 1987, 1993, 1994 31590Srgrimes * The Regents of the University of California. All rights reserved. 41590Srgrimes * 51590Srgrimes * Redistribution and use in source and binary forms, with or without 61590Srgrimes * modification, are permitted provided that the following conditions 71590Srgrimes * are met: 81590Srgrimes * 1. Redistributions of source code must retain the above copyright 91590Srgrimes * notice, this list of conditions and the following disclaimer. 101590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111590Srgrimes * notice, this list of conditions and the following disclaimer in the 121590Srgrimes * documentation and/or other materials provided with the distribution. 131590Srgrimes * 3. All advertising materials mentioning features or use of this software 141590Srgrimes * must display the following acknowledgement: 151590Srgrimes * This product includes software developed by the University of 161590Srgrimes * California, Berkeley and its contributors. 171590Srgrimes * 4. Neither the name of the University nor the names of its contributors 181590Srgrimes * may be used to endorse or promote products derived from this software 191590Srgrimes * without specific prior written permission. 201590Srgrimes * 211590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241590Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311590Srgrimes * SUCH DAMAGE. 321590Srgrimes */ 331590Srgrimes 341590Srgrimes#ifndef lint 3578201Sddstatic const char copyright[] = 361590Srgrimes"@(#) Copyright (c) 1987, 1993, 1994\n\ 371590Srgrimes The Regents of the University of California. All rights reserved.\n"; 381590Srgrimes#endif /* not lint */ 391590Srgrimes 401590Srgrimes#ifndef lint 4178201Sddstatic const char sccsid[] = "@(#)last.c 8.2 (Berkeley) 4/2/94"; 421590Srgrimes#endif /* not lint */ 4399112Sobrien#include <sys/cdefs.h> 4499112Sobrien__FBSDID("$FreeBSD: head/usr.bin/last/last.c 106215 2002-10-30 18:19:59Z mux $"); 451590Srgrimes 461590Srgrimes#include <sys/param.h> 471590Srgrimes#include <sys/stat.h> 481590Srgrimes 491590Srgrimes#include <err.h> 501590Srgrimes#include <fcntl.h> 5174588Sache#include <langinfo.h> 5216438Sache#include <locale.h> 531590Srgrimes#include <paths.h> 541590Srgrimes#include <signal.h> 551590Srgrimes#include <stdio.h> 561590Srgrimes#include <stdlib.h> 571590Srgrimes#include <string.h> 581590Srgrimes#include <time.h> 591590Srgrimes#include <unistd.h> 601590Srgrimes#include <utmp.h> 6111547Sdg#include <sys/queue.h> 621590Srgrimes 631590Srgrimes#define NO 0 /* false/no */ 641590Srgrimes#define YES 1 /* true/yes */ 6577291Sdd#define ATOI2(ar) ((ar)[0] - '0') * 10 + ((ar)[1] - '0'); (ar) += 2; 661590Srgrimes 671590Srgrimesstatic struct utmp buf[1024]; /* utmp read buffer */ 681590Srgrimes 691590Srgrimestypedef struct arg { 701590Srgrimes char *name; /* argument */ 711590Srgrimes#define HOST_TYPE -2 721590Srgrimes#define TTY_TYPE -3 731590Srgrimes#define USER_TYPE -4 741590Srgrimes int type; /* type of arg */ 751590Srgrimes struct arg *next; /* linked list pointer */ 761590Srgrimes} ARG; 771590SrgrimesARG *arglist; /* head of linked list */ 781590Srgrimes 7960938SjakeLIST_HEAD(ttylisthead, ttytab) ttylist; 8011547Sdg 8111547Sdgstruct ttytab { 8236062Sjb time_t logout; /* log out time */ 831590Srgrimes char tty[UT_LINESIZE + 1]; /* terminal name */ 8460938Sjake LIST_ENTRY(ttytab) list; 8511547Sdg}; 861590Srgrimes 8791536Siedowsestatic const char *crmsg; /* cause of last reboot */ 881590Srgrimesstatic long currentout, /* current logout value */ 891590Srgrimes maxrec; /* records to display */ 9078201Sddstatic const char *file = _PATH_WTMP; /* wtmp file */ 9136434Sdannystatic int sflag = 0; /* show delta in seconds */ 9236434Sdannystatic int width = 5; /* show seconds in delta */ 9391541Siedowsestatic int yflag; /* show year */ 9474588Sachestatic int d_first; 9591538Siedowsestatic int snapfound = 0; /* found snapshot entry? */ 9677291Sddstatic time_t snaptime; /* if != 0, we will only 9777291Sdd * report users logged in 9877291Sdd * at this snapshot time 9977291Sdd */ 1001590Srgrimes 10192920Simpvoid addarg(int, char *); 10292920Simptime_t dateconv(char *); 10392920Simpvoid doentry(struct utmp *); 10492920Simpvoid hostconv(char *); 10592920Simpvoid onintr(int); 10692920Simpvoid printentry(struct utmp *, struct ttytab *); 10792920Simpchar *ttyconv(char *); 10892920Simpint want(struct utmp *); 10992920Simpvoid usage(void); 11092920Simpvoid wtmp(void); 1111590Srgrimes 11236434Sdannyvoid 11336434Sdannyusage(void) 11436434Sdanny{ 11536434Sdanny (void)fprintf(stderr, 11691541Siedowse"usage: last [-#] [-y] [-d [[CC]YY][MMDD]hhmm[.SS]] [-f file] [-h host]\n" 11781161Sdd"\t[-t tty] [-s|w] [user ...]\n"); 11836434Sdanny exit(1); 11936434Sdanny} 12036434Sdanny 1211590Srgrimesint 122102944Sdwmalonemain(int argc, char *argv[]) 1231590Srgrimes{ 1241590Srgrimes int ch; 1251590Srgrimes char *p; 1261590Srgrimes 12716438Sache (void) setlocale(LC_TIME, ""); 12874588Sache d_first = (*nl_langinfo(D_MD_ORDER) == 'd'); 12916438Sache 1301590Srgrimes maxrec = -1; 13177291Sdd snaptime = 0; 13291541Siedowse while ((ch = getopt(argc, argv, "0123456789d:f:h:st:wy")) != -1) 1331590Srgrimes switch (ch) { 1341590Srgrimes case '0': case '1': case '2': case '3': case '4': 1351590Srgrimes case '5': case '6': case '7': case '8': case '9': 1361590Srgrimes /* 1371590Srgrimes * kludge: last was originally designed to take 1381590Srgrimes * a number after a dash. 1391590Srgrimes */ 1401590Srgrimes if (maxrec == -1) { 141106215Smux p = strchr(argv[optind - 1], ch); 142106215Smux if (p == NULL) 143106215Smux p = strchr(argv[optind], ch); 144106215Smux maxrec = atol(p); 1451590Srgrimes if (!maxrec) 1461590Srgrimes exit(0); 1471590Srgrimes } 1481590Srgrimes break; 14977291Sdd case 'd': 15077291Sdd snaptime = dateconv(optarg); 15177291Sdd break; 1521590Srgrimes case 'f': 1531590Srgrimes file = optarg; 1541590Srgrimes break; 1551590Srgrimes case 'h': 1561590Srgrimes hostconv(optarg); 1571590Srgrimes addarg(HOST_TYPE, optarg); 1581590Srgrimes break; 15936434Sdanny case 's': 16036434Sdanny sflag++; /* Show delta as seconds */ 16136434Sdanny break; 1621590Srgrimes case 't': 1631590Srgrimes addarg(TTY_TYPE, ttyconv(optarg)); 1641590Srgrimes break; 16536434Sdanny case 'w': 16636434Sdanny width = 8; 16736434Sdanny break; 16891541Siedowse case 'y': 16991541Siedowse yflag++; 17091541Siedowse break; 1711590Srgrimes case '?': 1721590Srgrimes default: 17336434Sdanny usage(); 1741590Srgrimes } 1751590Srgrimes 17636434Sdanny if (sflag && width == 8) usage(); 17736434Sdanny 1781590Srgrimes if (argc) { 1791590Srgrimes setlinebuf(stdout); 1801590Srgrimes for (argv += optind; *argv; ++argv) { 1811590Srgrimes#define COMPATIBILITY 1821590Srgrimes#ifdef COMPATIBILITY 1831590Srgrimes /* code to allow "last p5" to work */ 1841590Srgrimes addarg(TTY_TYPE, ttyconv(*argv)); 1851590Srgrimes#endif 1861590Srgrimes addarg(USER_TYPE, *argv); 1871590Srgrimes } 1881590Srgrimes } 1891590Srgrimes wtmp(); 1901590Srgrimes exit(0); 1911590Srgrimes} 1921590Srgrimes 1931590Srgrimes/* 1941590Srgrimes * wtmp -- 1951590Srgrimes * read through the wtmp file 1961590Srgrimes */ 1971590Srgrimesvoid 198102944Sdwmalonewtmp(void) 1991590Srgrimes{ 2001590Srgrimes struct utmp *bp; /* current structure */ 2011590Srgrimes struct stat stb; /* stat of file for size */ 20236062Sjb long bl; 2031590Srgrimes int bytes, wfd; 20416438Sache char ct[80]; 20516438Sache struct tm *tm; 20685648Sdillon time_t t; 2071590Srgrimes 20811547Sdg LIST_INIT(&ttylist); 20911547Sdg 2101590Srgrimes if ((wfd = open(file, O_RDONLY, 0)) < 0 || fstat(wfd, &stb) == -1) 2111590Srgrimes err(1, "%s", file); 2121590Srgrimes bl = (stb.st_size + sizeof(buf) - 1) / sizeof(buf); 2131590Srgrimes 21485648Sdillon (void)time(&t); 21589572Sdillon buf[0].ut_time = _time_to_int(t); 2161590Srgrimes (void)signal(SIGINT, onintr); 2171590Srgrimes (void)signal(SIGQUIT, onintr); 2181590Srgrimes 2191590Srgrimes while (--bl >= 0) { 2201590Srgrimes if (lseek(wfd, (off_t)(bl * sizeof(buf)), L_SET) == -1 || 2211590Srgrimes (bytes = read(wfd, buf, sizeof(buf))) == -1) 2221590Srgrimes err(1, "%s", file); 22391536Siedowse for (bp = &buf[bytes / sizeof(buf[0]) - 1]; bp >= buf; --bp) 22491536Siedowse doentry(bp); 2251590Srgrimes } 22689572Sdillon t = _int_to_time(buf[0].ut_time); 22785648Sdillon tm = localtime(&t); 22878201Sdd (void) strftime(ct, sizeof(ct), "\nwtmp begins %+\n", tm); 22962871Skris printf("%s", ct); 2301590Srgrimes} 2311590Srgrimes 2321590Srgrimes/* 23391536Siedowse * doentry -- 23491536Siedowse * process a single wtmp entry 23591536Siedowse */ 23691536Siedowsevoid 237102944Sdwmalonedoentry(struct utmp *bp) 23891536Siedowse{ 23991536Siedowse struct ttytab *tt, *ttx; /* ttylist entry */ 24091536Siedowse 24191536Siedowse /* 24291536Siedowse * if the terminal line is '~', the machine stopped. 24391536Siedowse * see utmp(5) for more info. 24491536Siedowse */ 24591536Siedowse if (bp->ut_line[0] == '~' && !bp->ut_line[1]) { 24691536Siedowse /* everybody just logged out */ 24791536Siedowse for (tt = LIST_FIRST(&ttylist); tt;) { 24891536Siedowse LIST_REMOVE(tt, list); 24991536Siedowse ttx = tt; 25091536Siedowse tt = LIST_NEXT(tt, list); 25191536Siedowse free(ttx); 25291536Siedowse } 25391536Siedowse currentout = -bp->ut_time; 25491536Siedowse crmsg = strncmp(bp->ut_name, "shutdown", UT_NAMESIZE) ? 25591536Siedowse "crash" : "shutdown"; 25691536Siedowse /* 25791536Siedowse * if we're in snapshot mode, we want to exit if this 25891536Siedowse * shutdown/reboot appears while we we are tracking the 25991536Siedowse * active range 26091536Siedowse */ 26191536Siedowse if (snaptime && snapfound) 26291536Siedowse exit(0); 26391536Siedowse /* 26491536Siedowse * don't print shutdown/reboot entries unless flagged for 26591536Siedowse */ 26691538Siedowse if (!snaptime && want(bp)) 26791536Siedowse printentry(bp, NULL); 26891536Siedowse return; 26991536Siedowse } 27091536Siedowse /* 27191536Siedowse * if the line is '{' or '|', date got set; see 27291536Siedowse * utmp(5) for more info. 27391536Siedowse */ 27491536Siedowse if ((bp->ut_line[0] == '{' || bp->ut_line[0] == '|') && 27591536Siedowse !bp->ut_line[1]) { 27691538Siedowse if (want(bp) && !snaptime) 27791536Siedowse printentry(bp, NULL); 27891536Siedowse return; 27991536Siedowse } 28091536Siedowse /* find associated tty */ 28191536Siedowse LIST_FOREACH(tt, &ttylist, list) 28291536Siedowse if (!strncmp(tt->tty, bp->ut_line, UT_LINESIZE)) 28391536Siedowse break; 28491536Siedowse 28591536Siedowse if (tt == NULL) { 28691536Siedowse /* add new one */ 28791536Siedowse tt = malloc(sizeof(struct ttytab)); 28891536Siedowse if (tt == NULL) 28996785Sjmallett errx(1, "malloc failure"); 29091536Siedowse tt->logout = currentout; 29191536Siedowse strncpy(tt->tty, bp->ut_line, UT_LINESIZE); 29291536Siedowse LIST_INSERT_HEAD(&ttylist, tt, list); 29391536Siedowse } 29491536Siedowse 29591536Siedowse /* 29691536Siedowse * print record if not in snapshot mode and wanted 29791536Siedowse * or in snapshot mode and in snapshot range 29891536Siedowse */ 29991536Siedowse if (bp->ut_name[0] && (want(bp) || (bp->ut_time < snaptime && 30091536Siedowse (tt->logout > snaptime || tt->logout < 1)))) { 30191536Siedowse snapfound = 1; 30291536Siedowse /* 30391536Siedowse * when uucp and ftp log in over a network, the entry in 30491536Siedowse * the utmp file is the name plus their process id. See 30591536Siedowse * etc/ftpd.c and usr.bin/uucp/uucpd.c for more information. 30691536Siedowse */ 30791536Siedowse if (!strncmp(bp->ut_line, "ftp", sizeof("ftp") - 1)) 30891536Siedowse bp->ut_line[3] = '\0'; 30991536Siedowse else if (!strncmp(bp->ut_line, "uucp", sizeof("uucp") - 1)) 31091536Siedowse bp->ut_line[4] = '\0'; 31191536Siedowse printentry(bp, tt); 31291536Siedowse } 31391536Siedowse tt->logout = bp->ut_time; 31491536Siedowse} 31591536Siedowse 31691536Siedowse/* 31791536Siedowse * printentry -- 31891536Siedowse * output an entry 31991536Siedowse * 32091536Siedowse * If `tt' is non-NULL, use it and `crmsg' to print the logout time or 32191536Siedowse * logout type (crash/shutdown) as appropriate. 32291536Siedowse */ 32391536Siedowsevoid 324102944Sdwmaloneprintentry(struct utmp *bp, struct ttytab *tt) 32591536Siedowse{ 32691536Siedowse char ct[80]; 32791536Siedowse struct tm *tm; 32891536Siedowse time_t delta; /* time difference */ 32991536Siedowse time_t t; 33091536Siedowse 33191538Siedowse if (maxrec != -1 && !maxrec--) 33291538Siedowse exit(0); 33391536Siedowse t = _int_to_time(bp->ut_time); 33491536Siedowse tm = localtime(&t); 33591541Siedowse (void) strftime(ct, sizeof(ct), d_first ? 33691541Siedowse (yflag ? "%a %e %b %Y %R" : "%a %e %b %R") : 33791541Siedowse (yflag ? "%a %b %e %Y %R" : "%a %b %e %R"), tm); 33891536Siedowse printf("%-*.*s %-*.*s %-*.*s %s%c", 33991536Siedowse UT_NAMESIZE, UT_NAMESIZE, bp->ut_name, 34091536Siedowse UT_LINESIZE, UT_LINESIZE, bp->ut_line, 34191536Siedowse UT_HOSTSIZE, UT_HOSTSIZE, bp->ut_host, 34291536Siedowse ct, tt == NULL ? '\n' : ' '); 34391536Siedowse if (tt == NULL) 34491536Siedowse return; 34591536Siedowse if (!tt->logout) { 34691536Siedowse puts(" still logged in"); 34791536Siedowse return; 34891536Siedowse } 34991536Siedowse if (tt->logout < 0) { 35091536Siedowse tt->logout = -tt->logout; 35191536Siedowse printf("- %s", crmsg); 35291536Siedowse } else { 35391536Siedowse tm = localtime(&tt->logout); 35491536Siedowse (void) strftime(ct, sizeof(ct), "%R", tm); 35591536Siedowse printf("- %s", ct); 35691536Siedowse } 35791536Siedowse delta = tt->logout - bp->ut_time; 35891536Siedowse if (sflag) { 35991536Siedowse printf(" (%8ld)\n", (long)delta); 36091536Siedowse } else { 36191536Siedowse tm = gmtime(&delta); 36291536Siedowse (void) strftime(ct, sizeof(ct), width >= 8 ? "%T" : "%R", tm); 36391536Siedowse if (delta < 86400) 36491536Siedowse printf(" (%s)\n", ct); 36591536Siedowse else 36691536Siedowse printf(" (%ld+%s)\n", (long)delta / 86400, ct); 36791536Siedowse } 36891536Siedowse} 36991536Siedowse 37091536Siedowse/* 3711590Srgrimes * want -- 3721590Srgrimes * see if want this entry 3731590Srgrimes */ 3741590Srgrimesint 375102944Sdwmalonewant(struct utmp *bp) 3761590Srgrimes{ 3771590Srgrimes ARG *step; 3781590Srgrimes 37977291Sdd if (snaptime) 38077291Sdd return (NO); 38177291Sdd 3821590Srgrimes if (!arglist) 3831590Srgrimes return (YES); 3841590Srgrimes 3851590Srgrimes for (step = arglist; step; step = step->next) 3861590Srgrimes switch(step->type) { 3871590Srgrimes case HOST_TYPE: 3881590Srgrimes if (!strncasecmp(step->name, bp->ut_host, UT_HOSTSIZE)) 3891590Srgrimes return (YES); 3901590Srgrimes break; 3911590Srgrimes case TTY_TYPE: 3921590Srgrimes if (!strncmp(step->name, bp->ut_line, UT_LINESIZE)) 3931590Srgrimes return (YES); 3941590Srgrimes break; 3951590Srgrimes case USER_TYPE: 3961590Srgrimes if (!strncmp(step->name, bp->ut_name, UT_NAMESIZE)) 3971590Srgrimes return (YES); 3981590Srgrimes break; 39991536Siedowse } 4001590Srgrimes return (NO); 4011590Srgrimes} 4021590Srgrimes 4031590Srgrimes/* 4041590Srgrimes * addarg -- 4051590Srgrimes * add an entry to a linked list of arguments 4061590Srgrimes */ 4071590Srgrimesvoid 408102944Sdwmaloneaddarg(int type, char *arg) 4091590Srgrimes{ 4101590Srgrimes ARG *cur; 4111590Srgrimes 41296785Sjmallett if ((cur = malloc(sizeof(ARG))) == NULL) 41396785Sjmallett errx(1, "malloc failure"); 4141590Srgrimes cur->next = arglist; 4151590Srgrimes cur->type = type; 4161590Srgrimes cur->name = arg; 4171590Srgrimes arglist = cur; 4181590Srgrimes} 4191590Srgrimes 4201590Srgrimes/* 4211590Srgrimes * hostconv -- 4221590Srgrimes * convert the hostname to search pattern; if the supplied host name 4231590Srgrimes * has a domain attached that is the same as the current domain, rip 4241590Srgrimes * off the domain suffix since that's what login(1) does. 4251590Srgrimes */ 4261590Srgrimesvoid 427102944Sdwmalonehostconv(char *arg) 4281590Srgrimes{ 4291590Srgrimes static int first = 1; 4301590Srgrimes static char *hostdot, name[MAXHOSTNAMELEN]; 4311590Srgrimes char *argdot; 4321590Srgrimes 4331590Srgrimes if (!(argdot = strchr(arg, '.'))) 4341590Srgrimes return; 4351590Srgrimes if (first) { 4361590Srgrimes first = 0; 4371590Srgrimes if (gethostname(name, sizeof(name))) 4381590Srgrimes err(1, "gethostname"); 4391590Srgrimes hostdot = strchr(name, '.'); 4401590Srgrimes } 4411590Srgrimes if (hostdot && !strcasecmp(hostdot, argdot)) 4421590Srgrimes *argdot = '\0'; 4431590Srgrimes} 4441590Srgrimes 4451590Srgrimes/* 4461590Srgrimes * ttyconv -- 4471590Srgrimes * convert tty to correct name. 4481590Srgrimes */ 4491590Srgrimeschar * 450102944Sdwmalonettyconv(char *arg) 4511590Srgrimes{ 4521590Srgrimes char *mval; 4531590Srgrimes 4541590Srgrimes /* 4551590Srgrimes * kludge -- we assume that all tty's end with 4561590Srgrimes * a two character suffix. 4571590Srgrimes */ 4581590Srgrimes if (strlen(arg) == 2) { 4591590Srgrimes /* either 6 for "ttyxx" or 8 for "console" */ 46096785Sjmallett if ((mval = malloc(8)) == NULL) 46196785Sjmallett errx(1, "malloc failure"); 4621590Srgrimes if (!strcmp(arg, "co")) 4631590Srgrimes (void)strcpy(mval, "console"); 4641590Srgrimes else { 4651590Srgrimes (void)strcpy(mval, "tty"); 4661590Srgrimes (void)strcpy(mval + 3, arg); 4671590Srgrimes } 4681590Srgrimes return (mval); 4691590Srgrimes } 4701590Srgrimes if (!strncmp(arg, _PATH_DEV, sizeof(_PATH_DEV) - 1)) 4711590Srgrimes return (arg + 5); 4721590Srgrimes return (arg); 4731590Srgrimes} 4741590Srgrimes 4751590Srgrimes/* 47677291Sdd * dateconv -- 47777291Sdd * Convert the snapshot time in command line given in the format 47877291Sdd * [[CC]YY]MMDDhhmm[.SS]] to a time_t. 47977291Sdd * Derived from atime_arg1() in usr.bin/touch/touch.c 48077291Sdd */ 48177291Sddtime_t 482102944Sdwmalonedateconv(char *arg) 48377291Sdd{ 48477291Sdd time_t timet; 48577291Sdd struct tm *t; 48677291Sdd int yearset; 48777291Sdd char *p; 48877291Sdd 48977291Sdd /* Start with the current time. */ 49077291Sdd if (time(&timet) < 0) 49177291Sdd err(1, "time"); 49277291Sdd if ((t = localtime(&timet)) == NULL) 49377291Sdd err(1, "localtime"); 49477291Sdd 49577291Sdd /* [[CC]YY]MMDDhhmm[.SS] */ 49677291Sdd if ((p = strchr(arg, '.')) == NULL) 49777291Sdd t->tm_sec = 0; /* Seconds defaults to 0. */ 49877291Sdd else { 49977291Sdd if (strlen(p + 1) != 2) 50077291Sdd goto terr; 50177291Sdd *p++ = '\0'; 50277291Sdd t->tm_sec = ATOI2(p); 50377291Sdd } 50477291Sdd 50577291Sdd yearset = 0; 50677291Sdd switch (strlen(arg)) { 50777291Sdd case 12: /* CCYYMMDDhhmm */ 50877291Sdd t->tm_year = ATOI2(arg); 50977291Sdd t->tm_year *= 100; 51077291Sdd yearset = 1; 51177291Sdd /* FALLTHOUGH */ 51277291Sdd case 10: /* YYMMDDhhmm */ 51377291Sdd if (yearset) { 51477291Sdd yearset = ATOI2(arg); 51577291Sdd t->tm_year += yearset; 51677291Sdd } else { 51777291Sdd yearset = ATOI2(arg); 51877291Sdd if (yearset < 69) 51977291Sdd t->tm_year = yearset + 2000; 52077291Sdd else 52177291Sdd t->tm_year = yearset + 1900; 52277291Sdd } 52377291Sdd t->tm_year -= 1900; /* Convert to UNIX time. */ 52477291Sdd /* FALLTHROUGH */ 52577291Sdd case 8: /* MMDDhhmm */ 52677291Sdd t->tm_mon = ATOI2(arg); 52777291Sdd --t->tm_mon; /* Convert from 01-12 to 00-11 */ 52877291Sdd t->tm_mday = ATOI2(arg); 52977291Sdd t->tm_hour = ATOI2(arg); 53077291Sdd t->tm_min = ATOI2(arg); 53177291Sdd break; 53277291Sdd case 4: /* hhmm */ 53377291Sdd t->tm_hour = ATOI2(arg); 53477291Sdd t->tm_min = ATOI2(arg); 53577291Sdd break; 53677291Sdd default: 53777291Sdd goto terr; 53877291Sdd } 53977291Sdd t->tm_isdst = -1; /* Figure out DST. */ 54077291Sdd timet = mktime(t); 54177291Sdd if (timet == -1) 54277291Sddterr: errx(1, 54377291Sdd "out of range or illegal time specification: [[CC]YY]MMDDhhmm[.SS]"); 54477291Sdd return timet; 54577291Sdd} 54677291Sdd 54777291Sdd 54877291Sdd/* 5491590Srgrimes * onintr -- 5501590Srgrimes * on interrupt, we inform the user how far we've gotten 5511590Srgrimes */ 5521590Srgrimesvoid 553102944Sdwmaloneonintr(int signo) 5541590Srgrimes{ 55516438Sache char ct[80]; 55616438Sache struct tm *tm; 55789572Sdillon time_t t = _int_to_time(buf[0].ut_time); 5581590Srgrimes 55985648Sdillon tm = localtime(&t); 56074588Sache (void) strftime(ct, sizeof(ct), 56174588Sache d_first ? "%a %e %b %R" : "%a %b %e %R", 56274588Sache tm); 56374588Sache printf("\ninterrupted %s\n", ct); 5641590Srgrimes if (signo == SIGINT) 5651590Srgrimes exit(1); 5661590Srgrimes (void)fflush(stdout); /* fix required for rsh */ 5671590Srgrimes} 568