diff --git a/usr.sbin/tzsetup/tzsetup.c b/usr.sbin/tzsetup/tzsetup.c index 617de4efb765..914eeb145a09 100644 --- a/usr.sbin/tzsetup/tzsetup.c +++ b/usr.sbin/tzsetup/tzsetup.c @@ -1,996 +1,996 @@ /* * Copyright 1996 Massachusetts Institute of Technology * * Permission to use, copy, modify, and distribute this software and * its documentation for any purpose and without fee is hereby * granted, provided that both the above copyright notice and this * permission notice appear in all copies, that both the above * copyright notice and this permission notice appear in all * supporting documentation, and that the name of M.I.T. not be used * in advertising or publicity pertaining to distribution of the * software without specific, written prior permission. M.I.T. makes * no representations about the suitability of this software for any * purpose. It is provided "as is" without express or implied * warranty. * * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * Second attempt at a `tzmenu' program, using the separate description * files provided in newer tzdata releases. */ /* * When making changes to parser code, run baseline target, check that there are * no unintended changes and commit updated file. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef HAVE_BSDDIALOG #include #include #endif #define _PATH_ZONETAB "/usr/share/zoneinfo/zone1970.tab" #define _PATH_ISO3166 "/usr/share/misc/iso3166" #define _PATH_ZONEINFO "/usr/share/zoneinfo" #define _PATH_LOCALTIME "/etc/localtime" #define _PATH_DB "/var/db/zoneinfo" #define _PATH_WALL_CMOS_CLOCK "/etc/wall_cmos_clock" #ifdef PATH_MAX #define SILLY_BUFFER_SIZE (2 * PATH_MAX) #else #warning "Somebody needs to fix this to dynamically size this buffer." #define SILLY_BUFFER_SIZE 2048 #endif /* special return codes for `fire' actions */ #define DITEM_FAILURE 1 /* flags - returned in upper 16 bits of return status */ #define DITEM_LEAVE_MENU (1 << 16) #define DITEM_RECREATE (1 << 18) static char path_zonetab[MAXPATHLEN], path_iso3166[MAXPATHLEN], path_zoneinfo[MAXPATHLEN], path_localtime[MAXPATHLEN], path_db[MAXPATHLEN], path_wall_cmos_clock[MAXPATHLEN]; static int reallydoit = 1; static int reinstall = 0; static char *chrootenv = NULL; static void usage(void); static int install_zoneinfo(const char *zoneinfo); static void message_zoneinfo_file(const char *title, char *prompt); static int install_zoneinfo_file(const char *zoneinfo_file); #ifdef HAVE_BSDDIALOG static struct bsddialog_conf conf; /* for use in describing more exotic behaviors */ typedef struct dialogMenuItem { char *prompt; char *title; int (*fire)(struct dialogMenuItem *self); void *data; } dialogMenuItem; static int xdialog_menu(char *title, char *cprompt, int item_no, dialogMenuItem *ditems) { int i, result, menurows, choice = 0; struct bsddialog_menuitem *listitems; /* initialize list items */ listitems = calloc(item_no + 1, sizeof(struct bsddialog_menuitem)); if (listitems == NULL) errx(1, "Failed to allocate memory in xdialog_menu"); for (i = 0; i < item_no; i++) { listitems[i].prefix = ""; listitems[i].depth = 0; listitems[i].bottomdesc = ""; listitems[i].on = false; listitems[i].name = ditems[i].prompt; listitems[i].desc = ditems[i].title; } again: conf.title = title; menurows = item_no < 16 ? item_no : 16; result = bsddialog_menu(&conf, cprompt, BSDDIALOG_AUTOSIZE, BSDDIALOG_AUTOSIZE, menurows, item_no, listitems, &choice); switch (result) { case BSDDIALOG_ESC: result = -1; break; case BSDDIALOG_OK: if (ditems[choice].fire != NULL) { int status; status = ditems[choice].fire(ditems + choice); if (status & DITEM_RECREATE) { goto again; } } result = 0; break; case BSDDIALOG_CANCEL: default: result = 1; break; } free(listitems); return (result); } static int usedialog = 1; static int confirm_zone(const char *filename); static int continent_country_menu(dialogMenuItem *); static int set_zone(dialogMenuItem *); static int set_zone_menu(dialogMenuItem *); static int set_zone_utc(void); struct continent { dialogMenuItem *menu; int nitems; }; static struct continent africa, america, antarctica, arctic, asia, atlantic; static struct continent australia, europe, indian, pacific, utc; static struct continent_names { const char *name; struct continent *continent; } continent_names[] = { { "UTC", &utc }, { "Africa", &africa }, { "America", &america }, { "Antarctica", &antarctica }, { "Arctic", &arctic }, { "Asia", &asia }, { "Atlantic", &atlantic }, { "Australia", &australia }, { "Europe", &europe }, { "Indian", &indian }, { "Pacific", &pacific }, }; static struct continent_items { char prompt[3]; char title[30]; } continent_items[] = { { "0", "UTC" }, { "1", "Africa" }, { "2", "America -- North and South" }, { "3", "Antarctica" }, { "4", "Arctic Ocean" }, { "5", "Asia" }, { "6", "Atlantic Ocean" }, { "7", "Australia" }, { "8", "Europe" }, { "9", "Indian Ocean" }, { "10", "Pacific Ocean" }, }; #define NCONTINENTS \ (int)((sizeof(continent_items)) / (sizeof(continent_items[0]))) static dialogMenuItem continents[NCONTINENTS]; #define OCEANP(x) ((x) == 4 || (x) == 6 || (x) == 9 || (x) == 10) static int continent_country_menu(dialogMenuItem *continent) { char title[64], prompt[64]; struct continent *contp = continent->data; int isocean = OCEANP(continent - continents); int rv; if (strcmp(continent->title, "UTC") == 0) return (set_zone_utc()); /* It's amazing how much good grammar really matters... */ if (!isocean) { snprintf(title, sizeof(title), "Countries in %s", continent->title); snprintf(prompt, sizeof(prompt), "Select a country or region"); } else { snprintf(title, sizeof(title), "Islands and groups in the %s", continent->title); snprintf(prompt, sizeof(prompt), "Select an island or group"); } rv = xdialog_menu(title, prompt, contp->nitems, contp->menu); return (rv == 0 ? DITEM_LEAVE_MENU : DITEM_RECREATE); } static struct continent * find_continent(int lineno, const char *name) { char *cname, *cp; int i; /* * Both normal (the ones in zone filename, e.g. Europe/Andorra) and * override (e.g. Atlantic/) entries should contain '/'. */ cp = strdup(name); if (cp == NULL) err(1, "strdup"); cname = strsep(&cp, "/"); if (cp == NULL) errx(1, "%s:%d: invalid entry `%s'", path_zonetab, lineno, cname); for (i = 0; i < NCONTINENTS; i++) if (strcmp(cname, continent_names[i].name) == 0) { free(cname); return (continent_names[i].continent); } errx(1, "%s:%d: continent `%s' unknown", path_zonetab, lineno, cname); } static const char * find_continent_name(struct continent *cont) { int i; for (i = 0; i < NCONTINENTS; i++) if (cont == continent_names[i].continent) return (continent_names[i].name); return ("Unknown"); } struct country { char *name; char *tlc; int nzones; struct continent *override; /* continent override */ struct continent *alternate; /* extra continent */ TAILQ_HEAD(, zone) zones; dialogMenuItem *submenu; }; struct zone { TAILQ_ENTRY(zone) link; char *descr; char *filename; struct continent *continent; }; /* * This is the easiest organization... we use ISO 3166 country codes, * of the two-letter variety, so we just size this array to suit. * Beats worrying about dynamic allocation. */ #define NCOUNTRIES (26 * 26) static struct country countries[NCOUNTRIES]; #define CODE2INT(s) ((s[0] - 'A') * 26 + (s[1] - 'A')) /* * Read the ISO 3166 country code database in _PATH_ISO3166 * (/usr/share/misc/iso3166). On error, exit via err(3). */ static void read_iso3166_table(void) { FILE *fp; struct country *cp; size_t len; char *s, *t, *name; int lineno; fp = fopen(path_iso3166, "r"); if (!fp) err(1, "%s", path_iso3166); lineno = 0; while ((s = fgetln(fp, &len)) != NULL) { lineno++; if (s[len - 1] != '\n') errx(1, "%s:%d: invalid format", path_iso3166, lineno); s[len - 1] = '\0'; if (s[0] == '#' || strspn(s, " \t") == len - 1) continue; /* Isolate the two-letter code. */ t = strsep(&s, "\t"); if (t == NULL || strlen(t) != 2) errx(1, "%s:%d: invalid format", path_iso3166, lineno); if (t[0] < 'A' || t[0] > 'Z' || t[1] < 'A' || t[1] > 'Z') errx(1, "%s:%d: invalid code `%s'", path_iso3166, lineno, t); /* Now skip past the three-letter and numeric codes. */ name = strsep(&s, "\t"); /* 3-let */ if (name == NULL || strlen(name) != 3) errx(1, "%s:%d: invalid format", path_iso3166, lineno); name = strsep(&s, "\t"); /* numeric */ if (name == NULL || strlen(name) != 3) errx(1, "%s:%d: invalid format", path_iso3166, lineno); name = s; cp = &countries[CODE2INT(t)]; if (cp->name) errx(1, "%s:%d: country code `%s' multiply defined: %s", path_iso3166, lineno, t, cp->name); cp->name = strdup(name); if (cp->name == NULL) errx(1, "malloc failed"); cp->tlc = strdup(t); if (cp->tlc == NULL) errx(1, "malloc failed"); } fclose(fp); } static struct country * find_country(int lineno, const char *tlc) { struct country *cp; if (strlen(tlc) != 2 || tlc[0] < 'A' || tlc[0] > 'Z' || tlc[1] < 'A' || tlc[1] > 'Z') errx(1, "%s:%d: country code `%s' invalid", path_zonetab, lineno, tlc); cp = &countries[CODE2INT(tlc)]; if (cp->name == NULL) errx(1, "%s:%d: country code `%s' unknown", path_zonetab, lineno, tlc); return (cp); } static void add_cont_to_country(struct country *cp, struct continent *cont) { struct zone *zp; TAILQ_FOREACH(zp, &cp->zones, link) { if (zp->continent == cont) return; } cp->alternate = cont; } static void add_zone_to_country(int lineno, struct country *cp, const char *descr, const char *file, struct continent *cont) { struct zone *zp; zp = malloc(sizeof(*zp)); if (zp == NULL) errx(1, "malloc(%zu)", sizeof(*zp)); if (cp->nzones == 0) TAILQ_INIT(&cp->zones); if (descr != NULL) { zp->descr = strdup(descr); if (zp->descr == NULL) errx(1, "malloc failed"); } else { zp->descr = NULL; } zp->filename = strdup(file); if (zp->filename == NULL) errx(1, "malloc failed"); zp->continent = cp->override != NULL ? cp->override : cont; TAILQ_INSERT_TAIL(&cp->zones, zp, link); cp->nzones++; } /* * This comparison function intentionally sorts all of the null-named * ``countries''---i.e., the codes that don't correspond to a real * country---to the end. Everything else is lexical by country name. */ static int compare_countries(const void *xa, const void *xb) { const struct country *a = xa, *b = xb; if (a->name == 0 && b->name == 0) return (0); if (a->name == 0 && b->name != 0) return (1); if (b->name == 0) return (-1); return (strcmp(a->name, b->name)); } /* * This must be done AFTER all zone descriptions are read, since it breaks * CODE2INT(). */ static void sort_countries(void) { qsort(countries, NCOUNTRIES, sizeof(countries[0]), compare_countries); } static void read_zones(void) { FILE *fp; struct continent *cont; struct country *cp; size_t len; char *line, *country_list, *tlc, *file, *descr; char *p, *q; int lineno; int pass = 1; fp = fopen(path_zonetab, "r"); if (!fp) err(1, "%s", path_zonetab); again: lineno = 0; while ((line = fgetln(fp, &len)) != NULL) { lineno++; if (line[len - 1] != '\n') errx(1, "%s:%d: invalid format", path_zonetab, lineno); line[len - 1] = '\0'; switch (pass) { case 1: /* * First pass: collect overrides, only looking for * single continent ones for the moment. * * zone1970.tab introduced continent overrides in the * following format: * * #@TLC[,TLC...]CONTINENT/[,CONTINENT/...] */ if (strncmp(line, "#@", strlen("#@")) != 0) continue; line += 2; country_list = strsep(&line, "\t"); /* Skip multi-continent overrides */ if (strchr(line, ',') != NULL) continue; cont = find_continent(lineno, line); /* Parse and store overrides */ while (country_list != NULL) { tlc = strsep(&country_list, ","); cp = find_country(lineno, tlc); cp->override = cont; } break; case 2: /* Second pass: parse actual data */ if (line[0] == '#') continue; country_list = strsep(&line, "\t"); /* coord = */ strsep(&line, "\t"); /* Unused */ file = strsep(&line, "\t"); cont = find_continent(lineno, file); descr = (line != NULL && *line != '\0') ? line : NULL; while (country_list != NULL) { tlc = strsep(&country_list, ","); cp = find_country(lineno, tlc); add_zone_to_country(lineno, cp, descr, file, cont); } break; case 3: /* Third pass: collect multi-continent overrides */ if (strncmp(line, "#@", strlen("#@")) != 0) continue; line += 2; country_list = strsep(&line, "\t"); /* Skip single-continent overrides */ if (strchr(line, ',') == NULL) continue; while (line != NULL) { cont = find_continent(lineno, line); p = q = strdup(country_list); if (p == NULL) errx(1, "malloc failed"); while (q != NULL) { tlc = strsep(&q, ","); cp = find_country(lineno, tlc); add_cont_to_country(cp, cont); } free(p); strsep(&line, ","); } break; } } if (pass++ < 3) { errno = 0; rewind(fp); if (errno != 0) err(1, "failed to rewind %s", path_zonetab); goto again; } fclose(fp); } static void dump_zonetab(void) { struct country *cp; struct zone *zp; const char *cont; for (cp = countries; cp->name != NULL; cp++) { printf("%s:%s\n", cp->tlc, cp->name); TAILQ_FOREACH(zp, &cp->zones, link) { cont = find_continent_name(zp->continent); printf(" %s:%s\n", cont, zp->filename); } } } static void make_menus(void) { struct country *cp; struct zone *zp, *zp2; struct continent *cont; dialogMenuItem *dmi; int i; /* * First, count up all the countries in each continent/ocean. * Be careful to count those countries which have multiple zones * only once for each. NB: some countries are in multiple * continents/oceans. */ for (cp = countries; cp->name; cp++) { if (cp->nzones == 0) continue; TAILQ_FOREACH(zp, &cp->zones, link) { cont = zp->continent; for (zp2 = TAILQ_FIRST(&cp->zones); zp2->continent != cont; zp2 = TAILQ_NEXT(zp2, link)) ; if (zp2 == zp) zp->continent->nitems++; } for (i = 0; i < NCONTINENTS; i++) { if (cp->alternate == continent_names[i].continent) { continent_names[i].continent->nitems++; } } } /* * Now allocate memory for the country menus and initialize * continent menus. We set nitems back to zero so that we can * use it for counting again when we actually build the menus. */ memset(continents, 0, sizeof(continents)); for (i = 0; i < NCONTINENTS; i++) { continent_names[i].continent->menu = malloc(sizeof(dialogMenuItem) * continent_names[i].continent->nitems); if (continent_names[i].continent->menu == NULL) errx(1, "malloc for continent menu"); continent_names[i].continent->nitems = 0; continents[i].prompt = continent_items[i].prompt; continents[i].title = continent_items[i].title; continents[i].fire = continent_country_menu; continents[i].data = continent_names[i].continent; } /* * Now that memory is allocated, create the menu items for * each continent. For multiple-zone countries, also create * the country's zone submenu. */ for (cp = countries; cp->name; cp++) { if (cp->nzones == 0) continue; cp->submenu = malloc(cp->nzones * sizeof(*dmi)); if (cp->submenu == 0) errx(1, "malloc for submenu"); cp->nzones = 0; TAILQ_FOREACH(zp, &cp->zones, link) { cont = zp->continent; dmi = &cp->submenu[cp->nzones]; memset(dmi, 0, sizeof(*dmi)); asprintf(&dmi->prompt, "%d", ++cp->nzones); dmi->title = zp->descr; dmi->fire = set_zone; dmi->data = zp; for (zp2 = TAILQ_FIRST(&cp->zones); zp2->continent != cont; zp2 = TAILQ_NEXT(zp2, link)) ; if (zp2 != zp) continue; dmi = &cont->menu[cont->nitems]; memset(dmi, 0, sizeof(*dmi)); asprintf(&dmi->prompt, "%d", ++cont->nitems); dmi->title = cp->name; dmi->fire = set_zone_menu; dmi->data = cp; } if (cp->alternate != NULL) { cont = cp->alternate; dmi = &cont->menu[cont->nitems]; memset(dmi, 0, sizeof(*dmi)); asprintf(&dmi->prompt, "%d", ++cont->nitems); dmi->title = cp->name; dmi->fire = set_zone_menu; dmi->data = cp; } } } static int set_zone_menu(dialogMenuItem *dmi) { char title[64], prompt[64]; struct country *cp = dmi->data; int rv; /* Short cut -- if there's only one zone, don't post a menu. */ if (cp->nzones == 1) return (cp->submenu[0].fire(&cp->submenu[0])); snprintf(title, sizeof(title), "%s Time Zones", cp->name); snprintf(prompt, sizeof(prompt), "Select a zone which observes the same time as your locality."); rv = xdialog_menu(title, prompt, cp->nzones, cp->submenu); return (rv != 0 ? DITEM_RECREATE : DITEM_LEAVE_MENU); } static int set_zone_utc(void) { if (!confirm_zone("UTC")) return (DITEM_FAILURE | DITEM_RECREATE); return (install_zoneinfo("UTC")); } static int confirm_zone(const char *filename) { char prompt[64]; time_t t = time(0); struct tm *tm; int rv; setenv("TZ", filename, 1); tzset(); tm = localtime(&t); snprintf(prompt, sizeof(prompt), "Does the timezone abbreviation `%s' look reasonable?", tm->tm_zone); conf.title = "Confirmation"; rv = (bsddialog_yesno(&conf, prompt, 5, 72) == BSDDIALOG_YES); return (rv); } static int set_zone(dialogMenuItem *dmi) { struct zone *zp = dmi->data; int rv; if (!confirm_zone(zp->filename)) return (DITEM_FAILURE | DITEM_RECREATE); rv = install_zoneinfo(zp->filename); return (rv); } #endif static void message_zoneinfo_file(const char *title, char *prompt) { #ifdef HAVE_BSDDIALOG if (usedialog) { conf.title = title; bsddialog_msgbox(&conf, prompt, 8, 72); } else #endif fprintf(stderr, "%s: %s\n", title, prompt); } static int install_zoneinfo_file(const char *zoneinfo_file) { char prompt[SILLY_BUFFER_SIZE]; #ifdef VERBOSE snprintf(prompt, sizeof(prompt), "Creating symbolic link %s to %s", path_localtime, zoneinfo_file); message_zoneinfo_file("Info", prompt); #endif if (reallydoit) { if (access(zoneinfo_file, R_OK) != 0) { snprintf(prompt, sizeof(prompt), "Cannot access %s: %s", zoneinfo_file, strerror(errno)); message_zoneinfo_file("Error", prompt); return (DITEM_FAILURE | DITEM_RECREATE); } if (unlink(path_localtime) < 0 && errno != ENOENT) { snprintf(prompt, sizeof(prompt), "Could not delete %s: %s", path_localtime, strerror(errno)); message_zoneinfo_file("Error", prompt); return (DITEM_FAILURE | DITEM_RECREATE); } if (symlink(zoneinfo_file, path_localtime) < 0) { snprintf(prompt, sizeof(prompt), "Cannot create symbolic link %s to %s: %s", path_localtime, zoneinfo_file, strerror(errno)); message_zoneinfo_file("Error", prompt); return (DITEM_FAILURE | DITEM_RECREATE); } #ifdef VERBOSE snprintf(prompt, sizeof(prompt), "Created symbolic link from %s to %s", zoneinfo_file, path_localtime); message_zoneinfo_file("Done", prompt); #endif } /* reallydoit */ return (DITEM_LEAVE_MENU); } static int install_zoneinfo(const char *zoneinfo) { int rv; FILE *f; char path_zoneinfo_file[MAXPATHLEN]; if ((size_t)snprintf(path_zoneinfo_file, sizeof(path_zoneinfo_file), "%s/%s", path_zoneinfo, zoneinfo) >= sizeof(path_zoneinfo_file)) errx(1, "%s/%s name too long", path_zoneinfo, zoneinfo); rv = install_zoneinfo_file(path_zoneinfo_file); /* Save knowledge for later */ if (reallydoit && (rv & DITEM_FAILURE) == 0) { if ((f = fopen(path_db, "w")) != NULL) { fprintf(f, "%s\n", zoneinfo); fclose(f); } } return (rv); } static void usage(void) { fprintf(stderr, "usage: tzsetup [-nrs] [-C chroot_directory]" " [zoneinfo_file | zoneinfo_name]\n"); exit(1); } int main(int argc, char **argv) { #ifdef HAVE_BSDDIALOG char prompt[128]; int fd; #endif int c, rv, skiputc; char vm_guest[16] = ""; size_t len = sizeof(vm_guest); char *dztpath; dztpath = NULL; skiputc = 0; #ifdef HAVE_BSDDIALOG setlocale(LC_ALL, ""); #endif /* Default skiputc to 1 for VM guests */ if (sysctlbyname("kern.vm_guest", vm_guest, &len, NULL, 0) == 0 && strcmp(vm_guest, "none") != 0) skiputc = 1; while ((c = getopt(argc, argv, "C:d:nrs")) != -1) { switch (c) { case 'C': chrootenv = optarg; break; case 'd': dztpath = optarg; break; case 'n': reallydoit = 0; break; case 'r': reinstall = 1; #ifdef HAVE_BSDDIALOG usedialog = 0; #endif break; case 's': skiputc = 1; break; default: usage(); } } if (argc - optind > 1) usage(); if (chrootenv == NULL) { if (dztpath == NULL) strcpy(path_zonetab, _PATH_ZONETAB); else strlcpy(path_zonetab, dztpath, sizeof(path_zonetab)); strcpy(path_iso3166, _PATH_ISO3166); - strcpy(path_zoneinfo, _PATH_ZONEINFO); strcpy(path_localtime, _PATH_LOCALTIME); strcpy(path_db, _PATH_DB); strcpy(path_wall_cmos_clock, _PATH_WALL_CMOS_CLOCK); } else { sprintf(path_zonetab, "%s/%s", chrootenv, _PATH_ZONETAB); sprintf(path_iso3166, "%s/%s", chrootenv, _PATH_ISO3166); - sprintf(path_zoneinfo, "%s/%s", chrootenv, _PATH_ZONEINFO); sprintf(path_localtime, "%s/%s", chrootenv, _PATH_LOCALTIME); sprintf(path_db, "%s/%s", chrootenv, _PATH_DB); sprintf(path_wall_cmos_clock, "%s/%s", chrootenv, _PATH_WALL_CMOS_CLOCK); } + /* Symlink target is the same regardless of chroot */ + strcpy(path_zoneinfo, _PATH_ZONEINFO); /* Override the user-supplied umask. */ (void)umask(S_IWGRP | S_IWOTH); if (reinstall == 1) { FILE *f; char zoneinfo[MAXPATHLEN]; if ((f = fopen(path_db, "r")) != NULL) { if (fgets(zoneinfo, sizeof(zoneinfo), f) != NULL) { zoneinfo[sizeof(zoneinfo) - 1] = 0; if (strlen(zoneinfo) > 0) { zoneinfo[strlen(zoneinfo) - 1] = 0; rv = install_zoneinfo(zoneinfo); exit(rv & ~DITEM_LEAVE_MENU); } errx(1, "Error reading %s.\n", path_db); } fclose(f); errx(1, "Unable to determine earlier installed zoneinfo " "name. Check %s", path_db); } errx(1, "Cannot open %s for reading. Does it exist?", path_db); } /* * If the arguments on the command-line do not specify a file, * then interpret it as a zoneinfo name */ if (optind == argc - 1) { struct stat sb; if (stat(argv[optind], &sb) != 0) { #ifdef HAVE_BSDDIALOG usedialog = 0; #endif rv = install_zoneinfo(argv[optind]); exit(rv & ~DITEM_LEAVE_MENU); } /* FALLTHROUGH */ } #ifdef HAVE_BSDDIALOG read_iso3166_table(); read_zones(); sort_countries(); if (dztpath != NULL) { dump_zonetab(); return (0); } make_menus(); bsddialog_initconf(&conf); conf.clear = true; conf.auto_minwidth = 24; conf.key.enable_esc = true; if (bsddialog_init() == BSDDIALOG_ERROR) errx(1, "Error bsddialog: %s\n", bsddialog_geterror()); if (skiputc == 0) { snprintf(prompt, sizeof(prompt), "Is this machine's CMOS clock set to UTC? " "If it is set to local time,\n" "or you don't know, please choose NO here!"); conf.title = "Select local or UTC (Coordinated Universal Time) clock"; if (bsddialog_yesno(&conf, prompt, 7, 73) == BSDDIALOG_YES) { if (reallydoit) unlink(path_wall_cmos_clock); } else { if (reallydoit) { fd = open(path_wall_cmos_clock, O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IRGRP | S_IROTH); if (fd < 0) { bsddialog_end(); err(1, "create %s", path_wall_cmos_clock); } close(fd); } } } if (optind == argc - 1) { snprintf(prompt, sizeof(prompt), "\nUse the default `%s' zone?", argv[optind]); conf.title = "Default timezone provided"; if (bsddialog_yesno(&conf, prompt, 7, 72) == BSDDIALOG_YES) { rv = install_zoneinfo_file(argv[optind]); bsddialog_end(); exit(rv & ~DITEM_LEAVE_MENU); } } xdialog_menu("Time Zone Selector", "Select a region", NCONTINENTS, continents); bsddialog_end(); #else usage(); #endif return (0); }