optr.c revision 71787
11558Srgrimes/*- 21558Srgrimes * Copyright (c) 1980, 1988, 1993 31558Srgrimes * The Regents of the University of California. All rights reserved. 41558Srgrimes * 51558Srgrimes * Redistribution and use in source and binary forms, with or without 61558Srgrimes * modification, are permitted provided that the following conditions 71558Srgrimes * are met: 81558Srgrimes * 1. Redistributions of source code must retain the above copyright 91558Srgrimes * notice, this list of conditions and the following disclaimer. 101558Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111558Srgrimes * notice, this list of conditions and the following disclaimer in the 121558Srgrimes * documentation and/or other materials provided with the distribution. 131558Srgrimes * 3. All advertising materials mentioning features or use of this software 141558Srgrimes * must display the following acknowledgement: 151558Srgrimes * This product includes software developed by the University of 161558Srgrimes * California, Berkeley and its contributors. 171558Srgrimes * 4. Neither the name of the University nor the names of its contributors 181558Srgrimes * may be used to endorse or promote products derived from this software 191558Srgrimes * without specific prior written permission. 201558Srgrimes * 211558Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221558Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231558Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241558Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251558Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261558Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271558Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281558Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291558Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301558Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311558Srgrimes * SUCH DAMAGE. 321558Srgrimes */ 331558Srgrimes 341558Srgrimes#ifndef lint 3536997Scharnier#if 0 361558Srgrimesstatic char sccsid[] = "@(#)optr.c 8.2 (Berkeley) 1/6/94"; 3736997Scharnier#endif 3836997Scharnierstatic const char rcsid[] = 3950476Speter "$FreeBSD: head/sbin/dump/optr.c 71787 2001-01-29 09:45:51Z phk $"; 401558Srgrimes#endif /* not lint */ 411558Srgrimes 421558Srgrimes#include <sys/param.h> 4371787Sphk#include <sys/queue.h> 441558Srgrimes#include <sys/wait.h> 451558Srgrimes#include <sys/time.h> 461558Srgrimes 471558Srgrimes#include <errno.h> 481558Srgrimes#include <fstab.h> 491558Srgrimes#include <grp.h> 501558Srgrimes#include <stdio.h> 511558Srgrimes#include <stdlib.h> 521558Srgrimes#include <string.h> 531558Srgrimes#include <stdarg.h> 541558Srgrimes#include <unistd.h> 551558Srgrimes#include <utmp.h> 561558Srgrimes 571558Srgrimes#include "dump.h" 581558Srgrimes#include "pathnames.h" 591558Srgrimes 601558Srgrimesvoid alarmcatch __P((/* int, int */)); 611558Srgrimesint datesort __P((const void *, const void *)); 621558Srgrimesstatic void sendmes __P((char *, char *)); 631558Srgrimes 641558Srgrimes/* 651558Srgrimes * Query the operator; This previously-fascist piece of code 661558Srgrimes * no longer requires an exact response. 671558Srgrimes * It is intended to protect dump aborting by inquisitive 681558Srgrimes * people banging on the console terminal to see what is 691558Srgrimes * happening which might cause dump to croak, destroying 701558Srgrimes * a large number of hours of work. 711558Srgrimes * 721558Srgrimes * Every 2 minutes we reprint the message, alerting others 731558Srgrimes * that dump needs attention. 741558Srgrimes */ 751558Srgrimesstatic int timeout; 761558Srgrimesstatic char *attnmessage; /* attention message */ 771558Srgrimes 781558Srgrimesint 791558Srgrimesquery(question) 801558Srgrimes char *question; 811558Srgrimes{ 821558Srgrimes char replybuffer[64]; 831558Srgrimes int back, errcount; 841558Srgrimes FILE *mytty; 851558Srgrimes 861558Srgrimes if ((mytty = fopen(_PATH_TTY, "r")) == NULL) 871558Srgrimes quit("fopen on %s fails: %s\n", _PATH_TTY, strerror(errno)); 881558Srgrimes attnmessage = question; 891558Srgrimes timeout = 0; 901558Srgrimes alarmcatch(); 911558Srgrimes back = -1; 921558Srgrimes errcount = 0; 931558Srgrimes do { 941558Srgrimes if (fgets(replybuffer, 63, mytty) == NULL) { 951558Srgrimes clearerr(mytty); 961558Srgrimes if (++errcount > 30) /* XXX ugly */ 971558Srgrimes quit("excessive operator query failures\n"); 981558Srgrimes } else if (replybuffer[0] == 'y' || replybuffer[0] == 'Y') { 991558Srgrimes back = 1; 1001558Srgrimes } else if (replybuffer[0] == 'n' || replybuffer[0] == 'N') { 1011558Srgrimes back = 0; 1021558Srgrimes } else { 1031558Srgrimes (void) fprintf(stderr, 1041558Srgrimes " DUMP: \"Yes\" or \"No\"?\n"); 1051558Srgrimes (void) fprintf(stderr, 1061558Srgrimes " DUMP: %s: (\"yes\" or \"no\") ", question); 1071558Srgrimes } 1081558Srgrimes } while (back < 0); 1091558Srgrimes 1101558Srgrimes /* 1111558Srgrimes * Turn off the alarm, and reset the signal to trap out.. 1121558Srgrimes */ 1131558Srgrimes (void) alarm(0); 1141558Srgrimes if (signal(SIGALRM, sig) == SIG_IGN) 1151558Srgrimes signal(SIGALRM, SIG_IGN); 1161558Srgrimes (void) fclose(mytty); 1171558Srgrimes return(back); 1181558Srgrimes} 1191558Srgrimes 1201558Srgrimeschar lastmsg[100]; 1211558Srgrimes 1221558Srgrimes/* 1231558Srgrimes * Alert the console operator, and enable the alarm clock to 1241558Srgrimes * sleep for 2 minutes in case nobody comes to satisfy dump 1251558Srgrimes */ 1261558Srgrimesvoid 1271558Srgrimesalarmcatch() 1281558Srgrimes{ 1291558Srgrimes if (notify == 0) { 1301558Srgrimes if (timeout == 0) 1311558Srgrimes (void) fprintf(stderr, 1321558Srgrimes " DUMP: %s: (\"yes\" or \"no\") ", 1331558Srgrimes attnmessage); 1341558Srgrimes else 13571750Sphk msgtail("\a\a"); 1361558Srgrimes } else { 1371558Srgrimes if (timeout) { 1381558Srgrimes msgtail("\n"); 1391558Srgrimes broadcast(""); /* just print last msg */ 1401558Srgrimes } 1411558Srgrimes (void) fprintf(stderr," DUMP: %s: (\"yes\" or \"no\") ", 1421558Srgrimes attnmessage); 1431558Srgrimes } 1441558Srgrimes signal(SIGALRM, alarmcatch); 1451558Srgrimes (void) alarm(120); 1461558Srgrimes timeout = 1; 1471558Srgrimes} 1481558Srgrimes 1491558Srgrimes/* 1501558Srgrimes * Here if an inquisitive operator interrupts the dump program 1511558Srgrimes */ 1521558Srgrimesvoid 1531558Srgrimesinterrupt(signo) 1541558Srgrimes int signo; 1551558Srgrimes{ 1561558Srgrimes msg("Interrupt received.\n"); 1571558Srgrimes if (query("Do you want to abort dump?")) 1581558Srgrimes dumpabort(0); 1591558Srgrimes} 1601558Srgrimes 1611558Srgrimes/* 1621558Srgrimes * The following variables and routines manage alerting 1631558Srgrimes * operators to the status of dump. 1641558Srgrimes * This works much like wall(1) does. 1651558Srgrimes */ 1661558Srgrimesstruct group *gp; 1671558Srgrimes 1681558Srgrimes/* 1691558Srgrimes * Get the names from the group entry "operator" to notify. 1708871Srgrimes */ 1711558Srgrimesvoid 1721558Srgrimesset_operators() 1731558Srgrimes{ 1741558Srgrimes if (!notify) /*not going to notify*/ 1751558Srgrimes return; 1761558Srgrimes gp = getgrnam(OPGRENT); 1771558Srgrimes (void) endgrent(); 1781558Srgrimes if (gp == NULL) { 1791558Srgrimes msg("No group entry for %s.\n", OPGRENT); 1801558Srgrimes notify = 0; 1811558Srgrimes return; 1821558Srgrimes } 1831558Srgrimes} 1841558Srgrimes 1851558Srgrimesstruct tm *localclock; 1861558Srgrimes 1871558Srgrimes/* 1881558Srgrimes * We fork a child to do the actual broadcasting, so 1891558Srgrimes * that the process control groups are not messed up 1901558Srgrimes */ 1911558Srgrimesvoid 1921558Srgrimesbroadcast(message) 1931558Srgrimes char *message; 1941558Srgrimes{ 1951558Srgrimes time_t clock; 1961558Srgrimes FILE *f_utmp; 1971558Srgrimes struct utmp utmp; 1981558Srgrimes char **np; 1991558Srgrimes int pid, s; 2001558Srgrimes 2011558Srgrimes if (!notify || gp == NULL) 2021558Srgrimes return; 2031558Srgrimes 2041558Srgrimes switch (pid = fork()) { 2051558Srgrimes case -1: 2061558Srgrimes return; 2071558Srgrimes case 0: 2081558Srgrimes break; 2091558Srgrimes default: 2101558Srgrimes while (wait(&s) != pid) 2111558Srgrimes continue; 2121558Srgrimes return; 2131558Srgrimes } 2141558Srgrimes 2151558Srgrimes clock = time((time_t *)0); 2161558Srgrimes localclock = localtime(&clock); 2171558Srgrimes 2181558Srgrimes if ((f_utmp = fopen(_PATH_UTMP, "r")) == NULL) { 2191558Srgrimes msg("Cannot open %s: %s\n", _PATH_UTMP, strerror(errno)); 2201558Srgrimes return; 2211558Srgrimes } 2221558Srgrimes 2231558Srgrimes while (!feof(f_utmp)) { 2241558Srgrimes if (fread((char *) &utmp, sizeof (struct utmp), 1, f_utmp) != 1) 2251558Srgrimes break; 2261558Srgrimes if (utmp.ut_name[0] == 0) 2271558Srgrimes continue; 2281558Srgrimes for (np = gp->gr_mem; *np; np++) { 2291558Srgrimes if (strncmp(*np, utmp.ut_name, sizeof(utmp.ut_name)) != 0) 2301558Srgrimes continue; 2311558Srgrimes /* 2321558Srgrimes * Do not send messages to operators on dialups 2331558Srgrimes */ 2341558Srgrimes if (strncmp(utmp.ut_line, DIALUP, strlen(DIALUP)) == 0) 2351558Srgrimes continue; 2361558Srgrimes#ifdef DEBUG 2371558Srgrimes msg("Message to %s at %s\n", *np, utmp.ut_line); 2381558Srgrimes#endif 2391558Srgrimes sendmes(utmp.ut_line, message); 2401558Srgrimes } 2411558Srgrimes } 2421558Srgrimes (void) fclose(f_utmp); 2431558Srgrimes Exit(0); /* the wait in this same routine will catch this */ 2441558Srgrimes /* NOTREACHED */ 2451558Srgrimes} 2461558Srgrimes 2471558Srgrimesstatic void 2481558Srgrimessendmes(tty, message) 2491558Srgrimes char *tty, *message; 2501558Srgrimes{ 25121409Simp char t[MAXPATHLEN], buf[BUFSIZ]; 2521558Srgrimes register char *cp; 2531558Srgrimes int lmsg = 1; 2541558Srgrimes FILE *f_tty; 2551558Srgrimes 2561558Srgrimes (void) strcpy(t, _PATH_DEV); 25721409Simp (void) strncat(t, tty, sizeof t - strlen(_PATH_DEV) - 1); 2581558Srgrimes 2591558Srgrimes if ((f_tty = fopen(t, "w")) != NULL) { 2601558Srgrimes setbuf(f_tty, buf); 2611558Srgrimes (void) fprintf(f_tty, 2621558Srgrimes "\n\ 26371750Sphk\a\a\aMessage from the dump program to all operators at %d:%02d ...\r\n\n\ 2641558SrgrimesDUMP: NEEDS ATTENTION: ", 2651558Srgrimes localclock->tm_hour, localclock->tm_min); 2661558Srgrimes for (cp = lastmsg; ; cp++) { 2671558Srgrimes if (*cp == '\0') { 2681558Srgrimes if (lmsg) { 2691558Srgrimes cp = message; 2701558Srgrimes if (*cp == '\0') 2711558Srgrimes break; 2721558Srgrimes lmsg = 0; 2731558Srgrimes } else 2741558Srgrimes break; 2751558Srgrimes } 2761558Srgrimes if (*cp == '\n') 2771558Srgrimes (void) putc('\r', f_tty); 2781558Srgrimes (void) putc(*cp, f_tty); 2791558Srgrimes } 2801558Srgrimes (void) fclose(f_tty); 2811558Srgrimes } 2821558Srgrimes} 2831558Srgrimes 2841558Srgrimes/* 2851558Srgrimes * print out an estimate of the amount of time left to do the dump 2861558Srgrimes */ 2871558Srgrimes 2881558Srgrimestime_t tschedule = 0; 2891558Srgrimes 2901558Srgrimesvoid 2911558Srgrimestimeest() 2921558Srgrimes{ 2931558Srgrimes time_t tnow, deltat; 2941558Srgrimes 2951558Srgrimes (void) time((time_t *) &tnow); 2961558Srgrimes if (tnow >= tschedule) { 2971558Srgrimes tschedule = tnow + 300; 2981558Srgrimes if (blockswritten < 500) 2998871Srgrimes return; 3001558Srgrimes deltat = tstart_writing - tnow + 3011558Srgrimes (1.0 * (tnow - tstart_writing)) 3021558Srgrimes / blockswritten * tapesize; 3031558Srgrimes msg("%3.2f%% done, finished in %d:%02d\n", 3041558Srgrimes (blockswritten * 100.0) / tapesize, 3051558Srgrimes deltat / 3600, (deltat % 3600) / 60); 3061558Srgrimes } 3071558Srgrimes} 3081558Srgrimes 3091558Srgrimesvoid 3101558Srgrimes#if __STDC__ 3111558Srgrimesmsg(const char *fmt, ...) 3121558Srgrimes#else 3131558Srgrimesmsg(fmt, va_alist) 3141558Srgrimes char *fmt; 3151558Srgrimes va_dcl 3161558Srgrimes#endif 3171558Srgrimes{ 3181558Srgrimes va_list ap; 3191558Srgrimes 3201558Srgrimes (void) fprintf(stderr," DUMP: "); 3211558Srgrimes#ifdef TDEBUG 3221558Srgrimes (void) fprintf(stderr, "pid=%d ", getpid()); 3231558Srgrimes#endif 3241558Srgrimes#if __STDC__ 3251558Srgrimes va_start(ap, fmt); 3261558Srgrimes#else 3271558Srgrimes va_start(ap); 3281558Srgrimes#endif 3291558Srgrimes (void) vfprintf(stderr, fmt, ap); 3301558Srgrimes (void) fflush(stdout); 3311558Srgrimes (void) fflush(stderr); 33253084Simp (void) vsnprintf(lastmsg, sizeof(lastmsg), fmt, ap); 3331558Srgrimes va_end(ap); 3341558Srgrimes} 3351558Srgrimes 3361558Srgrimesvoid 3371558Srgrimes#if __STDC__ 3381558Srgrimesmsgtail(const char *fmt, ...) 3391558Srgrimes#else 3401558Srgrimesmsgtail(fmt, va_alist) 3411558Srgrimes char *fmt; 3421558Srgrimes va_dcl 3431558Srgrimes#endif 3441558Srgrimes{ 3451558Srgrimes va_list ap; 3461558Srgrimes#if __STDC__ 3471558Srgrimes va_start(ap, fmt); 3481558Srgrimes#else 3491558Srgrimes va_start(ap); 3501558Srgrimes#endif 3511558Srgrimes (void) vfprintf(stderr, fmt, ap); 3521558Srgrimes va_end(ap); 3531558Srgrimes} 3541558Srgrimes 3551558Srgrimesvoid 3561558Srgrimes#if __STDC__ 3571558Srgrimesquit(const char *fmt, ...) 3581558Srgrimes#else 3591558Srgrimesquit(fmt, va_alist) 3601558Srgrimes char *fmt; 3611558Srgrimes va_dcl 3621558Srgrimes#endif 3631558Srgrimes{ 3641558Srgrimes va_list ap; 3651558Srgrimes 3661558Srgrimes (void) fprintf(stderr," DUMP: "); 3671558Srgrimes#ifdef TDEBUG 3681558Srgrimes (void) fprintf(stderr, "pid=%d ", getpid()); 3691558Srgrimes#endif 3701558Srgrimes#if __STDC__ 3711558Srgrimes va_start(ap, fmt); 3721558Srgrimes#else 3731558Srgrimes va_start(ap); 3741558Srgrimes#endif 3751558Srgrimes (void) vfprintf(stderr, fmt, ap); 3761558Srgrimes va_end(ap); 3771558Srgrimes (void) fflush(stdout); 3781558Srgrimes (void) fflush(stderr); 3791558Srgrimes dumpabort(0); 3801558Srgrimes} 3811558Srgrimes 3821558Srgrimes/* 3831558Srgrimes * Tell the operator what has to be done; 3841558Srgrimes * we don't actually do it 3851558Srgrimes */ 3861558Srgrimes 3871558Srgrimesstruct fstab * 3881558Srgrimesallocfsent(fs) 3891558Srgrimes register struct fstab *fs; 3901558Srgrimes{ 3911558Srgrimes register struct fstab *new; 3921558Srgrimes 3931558Srgrimes new = (struct fstab *)malloc(sizeof (*fs)); 3941558Srgrimes if (new == NULL || 3951558Srgrimes (new->fs_file = strdup(fs->fs_file)) == NULL || 3961558Srgrimes (new->fs_type = strdup(fs->fs_type)) == NULL || 3971558Srgrimes (new->fs_spec = strdup(fs->fs_spec)) == NULL) 3981558Srgrimes quit("%s\n", strerror(errno)); 3991558Srgrimes new->fs_passno = fs->fs_passno; 4001558Srgrimes new->fs_freq = fs->fs_freq; 4011558Srgrimes return (new); 4021558Srgrimes} 4031558Srgrimes 4041558Srgrimesstruct pfstab { 40571787Sphk SLIST_ENTRY(pfstab) pf_list; 4061558Srgrimes struct fstab *pf_fstab; 4071558Srgrimes}; 4081558Srgrimes 40971787Sphkstatic SLIST_HEAD(, pfstab) table; 4101558Srgrimes 4111558Srgrimesvoid 4121558Srgrimesgetfstab() 4131558Srgrimes{ 4141558Srgrimes register struct fstab *fs; 4151558Srgrimes register struct pfstab *pf; 4161558Srgrimes 4171558Srgrimes if (setfsent() == 0) { 4181558Srgrimes msg("Can't open %s for dump table information: %s\n", 4191558Srgrimes _PATH_FSTAB, strerror(errno)); 4201558Srgrimes return; 4211558Srgrimes } 4221558Srgrimes while ((fs = getfsent()) != NULL) { 4231558Srgrimes if (strcmp(fs->fs_type, FSTAB_RW) && 4241558Srgrimes strcmp(fs->fs_type, FSTAB_RO) && 4251558Srgrimes strcmp(fs->fs_type, FSTAB_RQ)) 4261558Srgrimes continue; 4271558Srgrimes fs = allocfsent(fs); 4281558Srgrimes if ((pf = (struct pfstab *)malloc(sizeof (*pf))) == NULL) 4291558Srgrimes quit("%s\n", strerror(errno)); 4301558Srgrimes pf->pf_fstab = fs; 43171787Sphk SLIST_INSERT_HEAD(&table, pf, pf_list); 4321558Srgrimes } 4331558Srgrimes (void) endfsent(); 4341558Srgrimes} 4351558Srgrimes 4361558Srgrimes/* 4371558Srgrimes * Search in the fstab for a file name. 4381558Srgrimes * This file name can be either the special or the path file name. 4391558Srgrimes * 4401558Srgrimes * The file name can omit the leading '/'. 4411558Srgrimes */ 4421558Srgrimesstruct fstab * 4431558Srgrimesfstabsearch(key) 4441558Srgrimes char *key; 4451558Srgrimes{ 4461558Srgrimes register struct pfstab *pf; 4471558Srgrimes register struct fstab *fs; 4481558Srgrimes char *rn; 4491558Srgrimes 45071787Sphk SLIST_FOREACH(pf, &table, pf_list) { 4511558Srgrimes fs = pf->pf_fstab; 4521558Srgrimes if (strcmp(fs->fs_file, key) == 0 || 4531558Srgrimes strcmp(fs->fs_spec, key) == 0) 4541558Srgrimes return (fs); 4551558Srgrimes rn = rawname(fs->fs_spec); 4561558Srgrimes if (rn != NULL && strcmp(rn, key) == 0) 4571558Srgrimes return (fs); 4581558Srgrimes if (key[0] != '/') { 4591558Srgrimes if (*fs->fs_spec == '/' && 4601558Srgrimes strcmp(fs->fs_spec + 1, key) == 0) 4611558Srgrimes return (fs); 4621558Srgrimes if (*fs->fs_file == '/' && 4631558Srgrimes strcmp(fs->fs_file + 1, key) == 0) 4641558Srgrimes return (fs); 4651558Srgrimes } 4661558Srgrimes } 4671558Srgrimes return (NULL); 4681558Srgrimes} 4691558Srgrimes 4701558Srgrimes/* 4711558Srgrimes * Tell the operator what to do 4721558Srgrimes */ 4731558Srgrimesvoid 4741558Srgrimeslastdump(arg) 4751558Srgrimes char arg; /* w ==> just what to do; W ==> most recent dumps */ 4761558Srgrimes{ 4771558Srgrimes register int i; 4781558Srgrimes register struct fstab *dt; 4791558Srgrimes register struct dumpdates *dtwalk; 4801558Srgrimes char *lastname, *date; 4811558Srgrimes int dumpme; 48248447Sjkh time_t tnow; 48348447Sjkh struct tm *tlast; 4841558Srgrimes 4851558Srgrimes (void) time(&tnow); 4861558Srgrimes getfstab(); /* /etc/fstab input */ 4871558Srgrimes initdumptimes(); /* /etc/dumpdates input */ 4881558Srgrimes qsort((char *) ddatev, nddates, sizeof(struct dumpdates *), datesort); 4891558Srgrimes 4901558Srgrimes if (arg == 'w') 4911558Srgrimes (void) printf("Dump these file systems:\n"); 4921558Srgrimes else 4931558Srgrimes (void) printf("Last dump(s) done (Dump '>' file systems):\n"); 4941558Srgrimes lastname = "??"; 4951558Srgrimes ITITERATE(i, dtwalk) { 4961558Srgrimes if (strncmp(lastname, dtwalk->dd_name, 4971558Srgrimes sizeof(dtwalk->dd_name)) == 0) 4981558Srgrimes continue; 49948447Sjkh date = (char *)ctime(&dtwalk->dd_ddate); 5001558Srgrimes date[16] = '\0'; /* blast away seconds and year */ 5011558Srgrimes lastname = dtwalk->dd_name; 5021558Srgrimes dt = fstabsearch(dtwalk->dd_name); 50348447Sjkh dumpme = (dt != NULL && dt->fs_freq != 0); 50448447Sjkh if (dumpme) { 50548447Sjkh tlast = localtime(&dtwalk->dd_ddate); 50648447Sjkh dumpme = tnow > (dtwalk->dd_ddate - (tlast->tm_hour * 3600) 50748447Sjkh - (tlast->tm_min * 60) - tlast->tm_sec 50848447Sjkh + (dt->fs_freq * 86400)); 50948447Sjkh }; 5101558Srgrimes if (arg != 'w' || dumpme) 5111558Srgrimes (void) printf( 5121558Srgrimes "%c %8s\t(%6s) Last dump: Level %c, Date %s\n", 5131558Srgrimes dumpme && (arg != 'w') ? '>' : ' ', 5141558Srgrimes dtwalk->dd_name, 5151558Srgrimes dt ? dt->fs_file : "", 5161558Srgrimes dtwalk->dd_level, 5171558Srgrimes date); 5181558Srgrimes } 5191558Srgrimes} 5201558Srgrimes 5211558Srgrimesint 5221558Srgrimesdatesort(a1, a2) 5231558Srgrimes const void *a1, *a2; 5241558Srgrimes{ 5251558Srgrimes struct dumpdates *d1 = *(struct dumpdates **)a1; 5261558Srgrimes struct dumpdates *d2 = *(struct dumpdates **)a2; 5271558Srgrimes int diff; 5281558Srgrimes 5291558Srgrimes diff = strncmp(d1->dd_name, d2->dd_name, sizeof(d1->dd_name)); 5301558Srgrimes if (diff == 0) 5311558Srgrimes return (d2->dd_ddate - d1->dd_ddate); 5321558Srgrimes return (diff); 5331558Srgrimes} 534