ncal.c revision 200462
131744Shelbig/*- 231744Shelbig * Copyright (c) 1997 Wolfgang Helbig 331744Shelbig * All rights reserved. 431744Shelbig * 531744Shelbig * Redistribution and use in source and binary forms, with or without 631744Shelbig * modification, are permitted provided that the following conditions 731744Shelbig * are met: 831744Shelbig * 1. Redistributions of source code must retain the above copyright 931744Shelbig * notice, this list of conditions and the following disclaimer. 1031744Shelbig * 2. Redistributions in binary form must reproduce the above copyright 1131744Shelbig * notice, this list of conditions and the following disclaimer in the 1231744Shelbig * documentation and/or other materials provided with the distribution. 1331744Shelbig * 1431744Shelbig * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1531744Shelbig * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1631744Shelbig * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1731744Shelbig * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1831744Shelbig * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1931744Shelbig * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2031744Shelbig * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2131744Shelbig * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2231744Shelbig * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2331744Shelbig * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2431744Shelbig * SUCH DAMAGE. 2531744Shelbig */ 2632310Scharnier 2732310Scharnier#ifndef lint 2832310Scharnierstatic const char rcsid[] = 2950477Speter "$FreeBSD: head/usr.bin/ncal/ncal.c 200462 2009-12-13 03:14:06Z delphij $"; 3032310Scharnier#endif /* not lint */ 3132310Scharnier 3231744Shelbig#include <calendar.h> 33200462Sdelphij#include <ctype.h> 3431744Shelbig#include <err.h> 3574573Sache#include <langinfo.h> 3631744Shelbig#include <locale.h> 3731744Shelbig#include <stdio.h> 3831744Shelbig#include <stdlib.h> 3931744Shelbig#include <string.h> 4031744Shelbig#include <sysexits.h> 4131744Shelbig#include <time.h> 4231744Shelbig#include <unistd.h> 43189804Sdas#include <wchar.h> 44189804Sdas#include <wctype.h> 45191330Srdivacky#include <term.h> 46191330Srdivacky#undef lines /* term.h defines this */ 4731744Shelbig 4831744Shelbig/* Width of one month with backward compatibility */ 4931744Shelbig#define MONTH_WIDTH_B_J 27 5031744Shelbig#define MONTH_WIDTH_B 20 5131744Shelbig 5231744Shelbig#define MONTH_WIDTH_J 24 5331744Shelbig#define MONTH_WIDTH 18 5431744Shelbig 55191330Srdivacky#define MAX_WIDTH 64 5631744Shelbig 5731744Shelbigtypedef struct date date; 5831744Shelbig 5931744Shelbigstruct monthlines { 60189804Sdas wchar_t name[MAX_WIDTH + 1]; 6131744Shelbig char lines[7][MAX_WIDTH + 1]; 6231744Shelbig char weeks[MAX_WIDTH + 1]; 6331744Shelbig}; 6431744Shelbig 6531744Shelbigstruct weekdays { 66189804Sdas wchar_t names[7][4]; 6731744Shelbig}; 6831744Shelbig 6931744Shelbig/* The switches from Julian to Gregorian in some countries */ 7031744Shelbigstatic struct djswitch { 7195641Smarkm const char *cc; /* Country code according to ISO 3166 */ 7295641Smarkm const char *nm; /* Name of country */ 7331744Shelbig date dt; /* Last day of Julian calendar */ 7431744Shelbig} switches[] = { 7553963Sache {"AL", "Albania", {1912, 11, 30}}, 7653963Sache {"AT", "Austria", {1583, 10, 5}}, 7753963Sache {"AU", "Australia", {1752, 9, 2}}, 7853963Sache {"BE", "Belgium", {1582, 12, 14}}, 7953963Sache {"BG", "Bulgaria", {1916, 3, 18}}, 8053963Sache {"CA", "Canada", {1752, 9, 2}}, 8153963Sache {"CH", "Switzerland", {1655, 2, 28}}, 8253963Sache {"CN", "China", {1911, 12, 18}}, 8353963Sache {"CZ", "Czech Republic",{1584, 1, 6}}, 8453963Sache {"DE", "Germany", {1700, 2, 18}}, 8553963Sache {"DK", "Denmark", {1700, 2, 18}}, 8653963Sache {"ES", "Spain", {1582, 10, 4}}, 8753963Sache {"FI", "Finland", {1753, 2, 17}}, 8853963Sache {"FR", "France", {1582, 12, 9}}, 8953963Sache {"GB", "United Kingdom",{1752, 9, 2}}, 9053963Sache {"GR", "Greece", {1924, 3, 9}}, 9153963Sache {"HU", "Hungary", {1587, 10, 21}}, 9253963Sache {"IS", "Iceland", {1700, 11, 16}}, 9353963Sache {"IT", "Italy", {1582, 10, 4}}, 9453963Sache {"JP", "Japan", {1918, 12, 18}}, 9553963Sache {"LI", "Lithuania", {1918, 2, 1}}, 9653963Sache {"LN", "Latin", {9999, 05, 31}}, 9753963Sache {"LU", "Luxembourg", {1582, 12, 14}}, 9853963Sache {"LV", "Latvia", {1918, 2, 1}}, 9953963Sache {"NL", "Netherlands", {1582, 12, 14}}, 10053963Sache {"NO", "Norway", {1700, 2, 18}}, 10153963Sache {"PL", "Poland", {1582, 10, 4}}, 10253963Sache {"PT", "Portugal", {1582, 10, 4}}, 10353963Sache {"RO", "Romania", {1919, 3, 31}}, 10453963Sache {"RU", "Russia", {1918, 1, 31}}, 10553963Sache {"SI", "Slovenia", {1919, 3, 4}}, 10653963Sache {"SW", "Sweden", {1753, 2, 17}}, 10753963Sache {"TR", "Turkey", {1926, 12, 18}}, 10853963Sache {"US", "United States", {1752, 9, 2}}, 10953963Sache {"YU", "Yugoslavia", {1919, 3, 4}} 11031744Shelbig}; 11131744Shelbig 11232215Shelbigstruct djswitch *dftswitch = 11332215Shelbig switches + sizeof(switches) / sizeof(struct djswitch) - 2; 11432215Shelbig /* default switch (should be "US") */ 11532215Shelbig 11631744Shelbig/* Table used to print day of month and week numbers */ 11731744Shelbigchar daystr[] = " 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15" 11831744Shelbig " 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31" 11931744Shelbig " 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47" 12031744Shelbig " 48 49 50 51 52 53"; 12131744Shelbig 12231744Shelbig/* Table used to print day of year and week numbers */ 12331744Shelbigchar jdaystr[] = " 1 2 3 4 5 6 7 8 9" 12431744Shelbig " 10 11 12 13 14 15 16 17 18 19" 12531744Shelbig " 20 21 22 23 24 25 26 27 28 29" 12631744Shelbig " 30 31 32 33 34 35 36 37 38 39" 12731744Shelbig " 40 41 42 43 44 45 46 47 48 49" 12831744Shelbig " 50 51 52 53 54 55 56 57 58 59" 12931744Shelbig " 60 61 62 63 64 65 66 67 68 69" 13031744Shelbig " 70 71 72 73 74 75 76 77 78 79" 13131744Shelbig " 80 81 82 83 84 85 86 87 88 89" 13231744Shelbig " 90 91 92 93 94 95 96 97 98 99" 13331744Shelbig " 100 101 102 103 104 105 106 107 108 109" 13431744Shelbig " 110 111 112 113 114 115 116 117 118 119" 13531744Shelbig " 120 121 122 123 124 125 126 127 128 129" 13631744Shelbig " 130 131 132 133 134 135 136 137 138 139" 13731744Shelbig " 140 141 142 143 144 145 146 147 148 149" 13831744Shelbig " 150 151 152 153 154 155 156 157 158 159" 13931744Shelbig " 160 161 162 163 164 165 166 167 168 169" 14031744Shelbig " 170 171 172 173 174 175 176 177 178 179" 14131744Shelbig " 180 181 182 183 184 185 186 187 188 189" 14231744Shelbig " 190 191 192 193 194 195 196 197 198 199" 14331744Shelbig " 200 201 202 203 204 205 206 207 208 209" 14431744Shelbig " 210 211 212 213 214 215 216 217 218 219" 14531744Shelbig " 220 221 222 223 224 225 226 227 228 229" 14631744Shelbig " 230 231 232 233 234 235 236 237 238 239" 14731744Shelbig " 240 241 242 243 244 245 246 247 248 249" 14831744Shelbig " 250 251 252 253 254 255 256 257 258 259" 14931744Shelbig " 260 261 262 263 264 265 266 267 268 269" 15031744Shelbig " 270 271 272 273 274 275 276 277 278 279" 15131744Shelbig " 280 281 282 283 284 285 286 287 288 289" 15231744Shelbig " 290 291 292 293 294 295 296 297 298 299" 15331744Shelbig " 300 301 302 303 304 305 306 307 308 309" 15431744Shelbig " 310 311 312 313 314 315 316 317 318 319" 15531744Shelbig " 320 321 322 323 324 325 326 327 328 329" 15631744Shelbig " 330 331 332 333 334 335 336 337 338 339" 15731744Shelbig " 340 341 342 343 344 345 346 347 348 349" 15831744Shelbig " 350 351 352 353 354 355 356 357 358 359" 15931744Shelbig " 360 361 362 363 364 365 366"; 16031744Shelbig 16132139Shelbigint flag_weeks; /* user wants number of week */ 16231744Shelbigint nswitch; /* user defined switch date */ 16331744Shelbigint nswitchb; /* switch date for backward compatibility */ 164191737Srdivackyconst char *term_so, *term_se; 165191330Srdivackyint today; 16631744Shelbig 16731744Shelbigchar *center(char *s, char *t, int w); 168189804Sdaswchar_t *wcenter(wchar_t *s, wchar_t *t, int w); 16931744Shelbigvoid mkmonth(int year, int month, int jd_flag, struct monthlines * monthl); 17031744Shelbigvoid mkmonthb(int year, int month, int jd_flag, struct monthlines * monthl); 17131744Shelbigvoid mkweekdays(struct weekdays * wds); 172186401Swollmanint parsemonth(const char *s, int *m, int *y); 17331744Shelbigvoid printcc(void); 17431744Shelbigvoid printeaster(int year, int julian, int orthodox); 17531744Shelbigvoid printmonth(int year, int month, int jd_flag); 17631744Shelbigvoid printmonthb(int year, int month, int jd_flag); 17731744Shelbigvoid printyear(int year, int jd_flag); 17831744Shelbigvoid printyearb(int year, int jd_flag); 17932282Shelbigint firstday(int y, int m); 18031744Shelbigdate *sdate(int ndays, struct date * d); 18131744Shelbigdate *sdateb(int ndays, struct date * d); 18231744Shelbigint sndays(struct date * d); 18331744Shelbigint sndaysb(struct date * d); 18432310Scharnierstatic void usage(void); 18531744Shelbigint weekdayb(int nd); 18631744Shelbig 18731744Shelbigint 18831744Shelbigmain(int argc, char *argv[]) 18931744Shelbig{ 19031744Shelbig struct djswitch *p, *q; /* to search user defined switch date */ 19131744Shelbig date never = {10000, 1, 1}; /* outside valid range of dates */ 19231744Shelbig date ukswitch = {1752, 9, 2};/* switch date for Great Britain */ 19331744Shelbig int ch; /* holds the option character */ 19431744Shelbig int m = 0; /* month */ 19531744Shelbig int y = 0; /* year */ 19631744Shelbig int flag_backward = 0; /* user called cal--backward compat. */ 19731744Shelbig int flag_hole_year = 0; /* user wants the whole year */ 19831744Shelbig int flag_julian_cal = 0; /* user wants Julian Calendar */ 19931744Shelbig int flag_julian_day = 0; /* user wants the Julian day 20031744Shelbig * numbers */ 20131744Shelbig int flag_orthodox = 0; /* use wants Orthodox easter */ 20231744Shelbig int flag_easter = 0; /* use wants easter date */ 20331744Shelbig char *cp; /* character pointer */ 204138036Swollman char *flag_month = NULL; /* requested month as string */ 20595641Smarkm const char *locale; /* locale to get country code */ 206191330Srdivacky char tbuf[1024], cbuf[512], *b; 207191330Srdivacky time_t t; 208191330Srdivacky struct tm *tm1; 20931744Shelbig 210191737Srdivacky term_se = term_so = NULL; 211191330Srdivacky today = 0; 212191364Srdivacky if (isatty(STDOUT_FILENO) && tgetent(tbuf, NULL) == 1) { 213191330Srdivacky date dt; /* handy date */ 214191330Srdivacky 215191330Srdivacky b = cbuf; 216191737Srdivacky term_so = tgetstr("so", &b); 217191737Srdivacky term_se = tgetstr("se", &b); 218191330Srdivacky t = time(NULL); 219191330Srdivacky tm1 = localtime(&t); 220191330Srdivacky dt.y = tm1->tm_year + 1900; 221191330Srdivacky dt.m = tm1->tm_mon + 1; 222191330Srdivacky dt.d = tm1->tm_mday; 223191330Srdivacky 224191330Srdivacky today = sndaysb(&dt); 225191330Srdivacky } 226191330Srdivacky 22732215Shelbig /* 22832215Shelbig * Use locale to determine the country code, 22932215Shelbig * and use the country code to determine the default 23032215Shelbig * switchdate and date format from the switches table. 23132215Shelbig */ 23274612Sache if (setlocale(LC_ALL, "") == NULL) 23332215Shelbig warn("setlocale"); 23474612Sache locale = setlocale(LC_TIME, NULL); 23578016Sache if (locale == NULL || 23678016Sache strcmp(locale, "C") == 0 || 23778027Sache strcmp(locale, "POSIX") == 0 || 23878027Sache strcmp(locale, "ASCII") == 0 || 23978027Sache strcmp(locale, "US-ASCII") == 0) 24032215Shelbig locale = "_US"; 24132215Shelbig q = switches + sizeof(switches) / sizeof(struct djswitch); 24232215Shelbig for (p = switches; p != q; p++) 24332215Shelbig if ((cp = strstr(locale, p->cc)) != NULL && *(cp - 1) == '_') 24432215Shelbig break; 24532215Shelbig if (p == q) { 24632215Shelbig nswitch = ndaysj(&dftswitch->dt); 24732215Shelbig } else { 24832215Shelbig nswitch = ndaysj(&p->dt); 24932215Shelbig dftswitch = p; 25032215Shelbig } 25131744Shelbig 25232215Shelbig 25331744Shelbig /* 25431744Shelbig * Get the filename portion of argv[0] and set flag_backward if 25531744Shelbig * this program is called "cal". 25631744Shelbig */ 257138036Swollman cp = strrchr(argv[0], '/'); 258138036Swollman cp = (cp == NULL) ? argv[0] : cp + 1; 259138036Swollman if (strcmp("cal", cp) == 0) 26031744Shelbig flag_backward = 1; 26131744Shelbig 26231744Shelbig /* Set the switch date to United Kingdom if backwards compatible */ 26331744Shelbig if (flag_backward) 26431744Shelbig nswitchb = ndaysj(&ukswitch); 26531744Shelbig 266191364Srdivacky while ((ch = getopt(argc, argv, "Jehjm:ops:wy")) != -1) 26731744Shelbig switch (ch) { 26831744Shelbig case 'J': 26931744Shelbig if (flag_backward) 27031744Shelbig usage(); 27131744Shelbig nswitch = ndaysj(&never); 27231744Shelbig flag_julian_cal = 1; 27331744Shelbig break; 274191364Srdivacky case 'h': 275191737Srdivacky term_so = term_se = NULL; 276191364Srdivacky break; 27731744Shelbig case 'e': 27831744Shelbig if (flag_backward) 27931744Shelbig usage(); 28031744Shelbig flag_easter = 1; 28131744Shelbig break; 28231744Shelbig case 'j': 28331744Shelbig flag_julian_day = 1; 28431744Shelbig break; 285138036Swollman case 'm': 286138036Swollman flag_month = optarg; 287138036Swollman break; 28831744Shelbig case 'o': 28931744Shelbig if (flag_backward) 29031744Shelbig usage(); 29131744Shelbig flag_orthodox = 1; 29231744Shelbig flag_easter = 1; 29331744Shelbig break; 29431744Shelbig case 'p': 29531744Shelbig if (flag_backward) 29631744Shelbig usage(); 29731744Shelbig printcc(); 29831744Shelbig return (0); 29931744Shelbig break; 30031744Shelbig case 's': 30131744Shelbig if (flag_backward) 30231744Shelbig usage(); 30331744Shelbig q = switches + 30431744Shelbig sizeof(switches) / sizeof(struct djswitch); 30531744Shelbig for (p = switches; 30631744Shelbig p != q && strcmp(p->cc, optarg) != 0; p++) 30731744Shelbig ; 30831744Shelbig if (p == q) 30931744Shelbig errx(EX_USAGE, 31031744Shelbig "%s: invalid country code", optarg); 31131744Shelbig nswitch = ndaysj(&(p->dt)); 31231744Shelbig break; 31331744Shelbig case 'w': 31431744Shelbig if (flag_backward) 31531744Shelbig usage(); 31631744Shelbig flag_weeks = 1; 31731744Shelbig break; 31831744Shelbig case 'y': 31931744Shelbig flag_hole_year = 1; 32031744Shelbig break; 32131744Shelbig default: 32231744Shelbig usage(); 32331744Shelbig } 32431744Shelbig 32531744Shelbig argc -= optind; 32631744Shelbig argv += optind; 32731744Shelbig 32831744Shelbig switch (argc) { 32931744Shelbig case 2: 33031744Shelbig if (flag_easter) 33131744Shelbig usage(); 332138036Swollman flag_month = *argv++; 33331744Shelbig /* FALLTHROUGH */ 33431744Shelbig case 1: 33531744Shelbig y = atoi(*argv++); 33631744Shelbig if (y < 1 || y > 9999) 33731744Shelbig errx(EX_USAGE, "year %d not in range 1..9999", y); 33831744Shelbig break; 33931744Shelbig case 0: 340138036Swollman { 341138036Swollman time_t t; 342138036Swollman struct tm *tm; 343138036Swollman 344138036Swollman t = time(NULL); 345138036Swollman tm = localtime(&t); 346138036Swollman y = tm->tm_year + 1900; 347138036Swollman m = tm->tm_mon + 1; 348138036Swollman } 34931744Shelbig break; 35031744Shelbig default: 35131744Shelbig usage(); 35231744Shelbig } 35331744Shelbig 354138036Swollman if (flag_month != NULL) { 355186401Swollman if (parsemonth(flag_month, &m, &y)) { 356138036Swollman errx(EX_USAGE, 357138036Swollman "%s is neither a month number (1..12) nor a name", 358138036Swollman flag_month); 359186401Swollman } 360138036Swollman } 361138036Swollman 36231744Shelbig if (flag_easter) 36331744Shelbig printeaster(y, flag_julian_cal, flag_orthodox); 364191330Srdivacky else if (argc == 1 || flag_hole_year) { 365191330Srdivacky /* disable the highlight for now */ 366191330Srdivacky today = 0; 36731744Shelbig if (flag_backward) 36831744Shelbig printyearb(y, flag_julian_day); 36931744Shelbig else 37031744Shelbig printyear(y, flag_julian_day); 371191330Srdivacky } else 37231744Shelbig if (flag_backward) 37331744Shelbig printmonthb(y, m, flag_julian_day); 37431744Shelbig else 37531744Shelbig printmonth(y, m, flag_julian_day); 37631744Shelbig 37731744Shelbig return (0); 37831744Shelbig} 37931744Shelbig 38032310Scharnierstatic void 38131744Shelbigusage(void) 38231744Shelbig{ 38331744Shelbig 384138036Swollman fputs( 385191737Srdivacky "usage: cal [-hjy] [[month] year]\n" 386191737Srdivacky " cal [-hj] [-m month] [year]\n" 387191737Srdivacky " ncal [-hJjpwy] [-s country_code] [[month] year]\n" 388191737Srdivacky " ncal [-hJeo] [year]\n", stderr); 38931744Shelbig exit(EX_USAGE); 39031744Shelbig} 39131744Shelbig 39231744Shelbig/* print the assumed switches for all countries */ 39331744Shelbigvoid 39431744Shelbigprintcc(void) 39531744Shelbig{ 39631744Shelbig struct djswitch *p; 39731744Shelbig int n; /* number of lines to print */ 39831744Shelbig int m; /* offset from left to right table entry on the same line */ 39931744Shelbig 40032215Shelbig#define FSTR "%c%s %-15s%4d-%02d-%02d" 40132215Shelbig#define DFLT(p) ((p) == dftswitch ? '*' : ' ') 40232215Shelbig#define FSTRARG(p) DFLT(p), (p)->cc, (p)->nm, (p)->dt.y, (p)->dt.m, (p)->dt.d 40331744Shelbig 40431744Shelbig n = sizeof(switches) / sizeof(struct djswitch); 40531744Shelbig m = (n + 1) / 2; 40631744Shelbig n /= 2; 40732215Shelbig for (p = switches; p != switches + n; p++) 40832215Shelbig printf(FSTR" "FSTR"\n", FSTRARG(p), FSTRARG(p+m)); 40931744Shelbig if (m != n) 41032215Shelbig printf(FSTR"\n", FSTRARG(p)); 41131744Shelbig} 41231744Shelbig 41331744Shelbig/* print the date of easter sunday */ 41431744Shelbigvoid 41531744Shelbigprinteaster(int y, int julian, int orthodox) 41631744Shelbig{ 41732215Shelbig date dt; 41832215Shelbig struct tm tm; 41932215Shelbig char buf[80]; 42074573Sache static int d_first = -1; 42131744Shelbig 42274573Sache if (d_first < 0) 42374573Sache d_first = (*nl_langinfo(D_MD_ORDER) == 'd'); 42431744Shelbig /* force orthodox easter for years before 1583 */ 42531744Shelbig if (y < 1583) 42631744Shelbig orthodox = 1; 42731744Shelbig 42831744Shelbig if (orthodox) 42931744Shelbig if (julian) 43031744Shelbig easteroj(y, &dt); 43131744Shelbig else 43231744Shelbig easterog(y, &dt); 43331744Shelbig else 43431744Shelbig easterg(y, &dt); 43532215Shelbig 43632215Shelbig memset(&tm, 0, sizeof(tm)); 43732215Shelbig tm.tm_year = dt.y - 1900; 43832215Shelbig tm.tm_mon = dt.m - 1; 43932215Shelbig tm.tm_mday = dt.d; 44074573Sache strftime(buf, sizeof(buf), d_first ? "%e %B %Y" : "%B %e %Y", &tm); 44132215Shelbig printf("%s\n", buf); 44231744Shelbig} 44331744Shelbig 44431744Shelbigvoid 44531744Shelbigprintmonth(int y, int m, int jd_flag) 44631744Shelbig{ 44731744Shelbig struct monthlines month; 44831744Shelbig struct weekdays wds; 449194366Sume int i, len; 45031744Shelbig 45131744Shelbig mkmonth(y, m - 1, jd_flag, &month); 45231744Shelbig mkweekdays(&wds); 453189804Sdas printf(" %ls %d\n", month.name, y); 454194366Sume for (i = 0; i != 7; i++) { 455194366Sume len = wcslen(wds.names[i]); 456194366Sume if (wcswidth(wds.names[i], len) == len) 457194366Sume wprintf(L"%.2ls%s\n", wds.names[i], month.lines[i]); 458194366Sume else 459194366Sume wprintf(L"%.1ls%s\n", wds.names[i], month.lines[i]); 460194366Sume } 46131744Shelbig if (flag_weeks) 46231744Shelbig printf(" %s\n", month.weeks); 46331744Shelbig} 46431744Shelbig 46531744Shelbigvoid 46631744Shelbigprintmonthb(int y, int m, int jd_flag) 46731744Shelbig{ 46831744Shelbig struct monthlines month; 46931744Shelbig struct weekdays wds; 470189804Sdas wchar_t s[MAX_WIDTH], t[MAX_WIDTH]; 47131744Shelbig int i; 47231744Shelbig int mw; 47331744Shelbig 47431744Shelbig mkmonthb(y, m - 1, jd_flag, &month); 47531744Shelbig mkweekdays(&wds); 47631744Shelbig 47731744Shelbig mw = jd_flag ? MONTH_WIDTH_B_J : MONTH_WIDTH_B; 47831744Shelbig 479189804Sdas swprintf(s, MAX_WIDTH, L"%ls %d", month.name, y); 480189804Sdas wprintf(L"%ls\n", wcenter(t, s, mw)); 48131744Shelbig 48231744Shelbig if (jd_flag) 483189804Sdas wprintf(L" %ls %ls %ls %ls %ls %ls %.2ls\n", 484189804Sdas wds.names[6], wds.names[0], 48531744Shelbig wds.names[1], wds.names[2], wds.names[3], 48631744Shelbig wds.names[4], wds.names[5]); 48731744Shelbig else 488189804Sdas wprintf(L"%ls%ls%ls%ls%ls%ls%.2ls\n", wds.names[6], 489189804Sdas wds.names[0], wds.names[1], wds.names[2], wds.names[3], 49031744Shelbig wds.names[4], wds.names[5]); 49131744Shelbig 49231744Shelbig for (i = 0; i != 6; i++) 49331744Shelbig printf("%s\n", month.lines[i]+1); 49431744Shelbig} 49531744Shelbig 49631744Shelbigvoid 49731744Shelbigprintyear(int y, int jd_flag) 49831744Shelbig{ 49931744Shelbig struct monthlines year[12]; 50031744Shelbig struct weekdays wds; 50131744Shelbig char s[80], t[80]; 50231744Shelbig int i, j; 50331744Shelbig int mpl; 50431744Shelbig int mw; 50531744Shelbig 50631744Shelbig for (i = 0; i != 12; i++) 50731744Shelbig mkmonth(y, i, jd_flag, year + i); 50831744Shelbig mkweekdays(&wds); 50931744Shelbig mpl = jd_flag ? 3 : 4; 51031744Shelbig mw = jd_flag ? MONTH_WIDTH_J : MONTH_WIDTH; 51131744Shelbig 51231744Shelbig sprintf(s, "%d", y); 51331744Shelbig printf("%s\n", center(t, s, mpl * mw)); 51431744Shelbig 51531744Shelbig for (j = 0; j != 12; j += mpl) { 516191690Sru wprintf(L" %-*ls%-*ls", 51731744Shelbig mw, year[j].name, 51831744Shelbig mw, year[j + 1].name); 51931744Shelbig if (mpl == 3) 520189804Sdas printf("%ls\n", year[j + 2].name); 52131744Shelbig else 522191690Sru wprintf(L"%-*ls%ls\n", 52331744Shelbig mw, year[j + 2].name, 52431744Shelbig year[j + 3].name); 52531744Shelbig for (i = 0; i != 7; i++) { 526191690Sru wprintf(L"%.2ls%-*s%-*s", 52731744Shelbig wds.names[i], 52831744Shelbig mw, year[j].lines[i], 52931744Shelbig mw, year[j + 1].lines[i]); 53031744Shelbig if (mpl == 3) 53131744Shelbig printf("%s\n", year[j + 2].lines[i]); 53231744Shelbig else 53331744Shelbig printf("%-*s%s\n", 53431744Shelbig mw, year[j + 2].lines[i], 53531744Shelbig year[j + 3].lines[i]); 53631744Shelbig } 53748566Sbillf if (flag_weeks) { 53831744Shelbig if (mpl == 3) 53931744Shelbig printf(" %-*s%-*s%-s\n", 54031744Shelbig mw, year[j].weeks, 54131744Shelbig mw, year[j + 1].weeks, 54231744Shelbig year[j + 2].weeks); 54331744Shelbig else 54431744Shelbig printf(" %-*s%-*s%-*s%-s\n", 54531744Shelbig mw, year[j].weeks, 54631744Shelbig mw, year[j + 1].weeks, 54731744Shelbig mw, year[j + 2].weeks, 54831744Shelbig year[j + 3].weeks); 54948566Sbillf } 55031744Shelbig } 55131744Shelbig} 55231744Shelbig 55331744Shelbigvoid 55431744Shelbigprintyearb(int y, int jd_flag) 55531744Shelbig{ 55631744Shelbig struct monthlines year[12]; 55731744Shelbig struct weekdays wds; 55831744Shelbig char s[80], t[80]; 559189804Sdas wchar_t ws[80], wt[80]; 56031744Shelbig int i, j; 56131744Shelbig int mpl; 56231744Shelbig int mw; 56331744Shelbig 56431744Shelbig for (i = 0; i != 12; i++) 56531744Shelbig mkmonthb(y, i, jd_flag, year + i); 56631744Shelbig mkweekdays(&wds); 56731744Shelbig mpl = jd_flag ? 2 : 3; 56831744Shelbig mw = jd_flag ? MONTH_WIDTH_B_J : MONTH_WIDTH_B; 56931744Shelbig 57031744Shelbig sprintf(s, "%d", y); 57131744Shelbig printf("%s\n\n", center(t, s, mw * mpl + mpl)); 57231744Shelbig 57331744Shelbig for (j = 0; j != 12; j += mpl) { 574191690Sru wprintf(L"%-*ls ", mw, wcenter(ws, year[j].name, mw)); 57531744Shelbig if (mpl == 2) 576189804Sdas printf("%ls\n", wcenter(ws, year[j + 1].name, mw)); 57731744Shelbig else 578191690Sru wprintf(L"%-*ls %ls\n", mw, 579189804Sdas wcenter(ws, year[j + 1].name, mw), 580189804Sdas wcenter(wt, year[j + 2].name, mw)); 58131744Shelbig 58231744Shelbig if (mpl == 2) 583189804Sdas wprintf(L" %ls %ls %ls %ls %ls %ls %ls " 584189804Sdas " %ls %ls %ls %ls %ls %ls %.2ls\n", 58531744Shelbig wds.names[6], wds.names[0], wds.names[1], 58631744Shelbig wds.names[2], wds.names[3], wds.names[4], 58731744Shelbig wds.names[5], 58831744Shelbig wds.names[6], wds.names[0], wds.names[1], 58931744Shelbig wds.names[2], wds.names[3], wds.names[4], 59031744Shelbig wds.names[5]); 59131744Shelbig else 592189804Sdas wprintf(L"%ls%ls%ls%ls%ls%ls%ls " 593189804Sdas "%ls%ls%ls%ls%ls%ls%ls " 594189804Sdas "%ls%ls%ls%ls%ls%ls%.2ls\n", 59531744Shelbig wds.names[6], wds.names[0], wds.names[1], 59631744Shelbig wds.names[2], wds.names[3], wds.names[4], 59731744Shelbig wds.names[5], 59831744Shelbig wds.names[6], wds.names[0], wds.names[1], 59931744Shelbig wds.names[2], wds.names[3], wds.names[4], 60031744Shelbig wds.names[5], 60131744Shelbig wds.names[6], wds.names[0], wds.names[1], 60231744Shelbig wds.names[2], wds.names[3], wds.names[4], 60331744Shelbig wds.names[5]); 60431744Shelbig for (i = 0; i != 6; i++) { 60531744Shelbig if (mpl == 2) 60631744Shelbig printf("%-*s %s\n", 60731744Shelbig mw, year[j].lines[i]+1, 60831744Shelbig year[j + 1].lines[i]+1); 60931744Shelbig else 61031744Shelbig printf("%-*s %-*s %s\n", 61131744Shelbig mw, year[j].lines[i]+1, 61231744Shelbig mw, year[j + 1].lines[i]+1, 61331744Shelbig year[j + 2].lines[i]+1); 61431744Shelbig 61531744Shelbig } 61631744Shelbig } 61731744Shelbig} 61831744Shelbig 61931744Shelbigvoid 62031744Shelbigmkmonth(int y, int m, int jd_flag, struct monthlines *mlines) 62131744Shelbig{ 62231744Shelbig 62331744Shelbig struct tm tm; /* for strftime printing local names of 62431744Shelbig * months */ 62531744Shelbig date dt; /* handy date */ 62631744Shelbig int dw; /* width of numbers */ 62731744Shelbig int first; /* first day of month */ 62831744Shelbig int firstm; /* first day of first week of month */ 629191330Srdivacky int i, j, k, l; /* just indices */ 63031744Shelbig int last; /* the first day of next month */ 63131744Shelbig int jan1 = 0; /* the first day of this year */ 63231744Shelbig char *ds; /* pointer to day strings (daystr or 63331744Shelbig * jdaystr) */ 63431744Shelbig 63531744Shelbig /* Set name of month. */ 63631744Shelbig memset(&tm, 0, sizeof(tm)); 63731744Shelbig tm.tm_mon = m; 638189804Sdas wcsftime(mlines->name, sizeof(mlines->name) / sizeof(mlines->name[0]), 639189804Sdas L"%OB", &tm); 640189804Sdas mlines->name[0] = towupper(mlines->name[0]); 64131744Shelbig 64231744Shelbig /* 64331744Shelbig * Set first and last to the day number of the first day of this 64431744Shelbig * month and the first day of next month respectively. Set jan1 to 64532282Shelbig * the day number of the first day of this year. 64631744Shelbig */ 64732282Shelbig first = firstday(y, m + 1); 64832282Shelbig if (m == 11) 64932282Shelbig last = firstday(y + 1, 1); 65032282Shelbig else 65132282Shelbig last = firstday(y, m + 2); 65231744Shelbig 65332282Shelbig if (jd_flag) 65432525Shelbig jan1 = firstday(y, 1); 65531744Shelbig 65631744Shelbig /* 65731744Shelbig * Set firstm to the day number of monday of the first week of 65831744Shelbig * this month. (This might be in the last month) 65931744Shelbig */ 66031744Shelbig firstm = first - weekday(first); 66131744Shelbig 66231744Shelbig /* Set ds (daystring) and dw (daywidth) according to the jd_flag */ 66331744Shelbig if (jd_flag) { 66431744Shelbig ds = jdaystr; 66531744Shelbig dw = 4; 66631744Shelbig } else { 66731744Shelbig ds = daystr; 66831744Shelbig dw = 3; 66931744Shelbig } 67031744Shelbig 67131744Shelbig /* 67231744Shelbig * Fill the lines with day of month or day of year (julian day) 67331744Shelbig * line index: i, each line is one weekday. column index: j, each 67431744Shelbig * column is one day number. print column index: k. 67531744Shelbig */ 67631744Shelbig for (i = 0; i != 7; i++) { 677191330Srdivacky l = 0; 678191330Srdivacky for (j = firstm + i, k = 0; j < last; j += 7, k += dw) { 679191737Srdivacky if (j == today && (term_so != NULL && term_se != NULL)) { 680191737Srdivacky l = strlen(term_so); 681191330Srdivacky if (jd_flag) 682191330Srdivacky dt.d = j - jan1 + 1; 683191330Srdivacky else 684191330Srdivacky sdateb(j, &dt); 685191330Srdivacky /* separator */ 686191330Srdivacky mlines->lines[i][k] = ' '; 687191330Srdivacky /* the actual text */ 688191330Srdivacky memcpy(mlines->lines[i] + k + l, 689191330Srdivacky ds + dt.d * dw, dw); 690191330Srdivacky /* highlight on */ 691191737Srdivacky memcpy(mlines->lines[i] + k + 1, term_so, l); 692191330Srdivacky /* highlight off */ 693191737Srdivacky memcpy(mlines->lines[i] + k + l + dw, term_se, 694191737Srdivacky strlen(term_se)); 695191737Srdivacky l = strlen(term_se) + strlen(term_so); 696191330Srdivacky continue; 697191330Srdivacky } 69831744Shelbig if (j >= first) { 69931744Shelbig if (jd_flag) 70031744Shelbig dt.d = j - jan1 + 1; 70131744Shelbig else 70231744Shelbig sdate(j, &dt); 703191330Srdivacky memcpy(mlines->lines[i] + k + l, 70431744Shelbig ds + dt.d * dw, dw); 70531744Shelbig } else 706191330Srdivacky memcpy(mlines->lines[i] + k + l, " ", dw); 707191330Srdivacky } 708191330Srdivacky mlines->lines[i][k + l] = '\0'; 70931744Shelbig 71031744Shelbig } 71131744Shelbig 71231744Shelbig /* fill the weeknumbers */ 71331744Shelbig if (flag_weeks) { 71431744Shelbig for (j = firstm, k = 0; j < last; k += dw, j += 7) 71531744Shelbig if (j <= nswitch) 71631744Shelbig memset(mlines->weeks + k, ' ', dw); 71731744Shelbig else 71831744Shelbig memcpy(mlines->weeks + k, 71931744Shelbig ds + week(j, &i)*dw, dw); 72031744Shelbig mlines->weeks[k] = '\0'; 72131744Shelbig } 72231744Shelbig} 72331744Shelbig 72431744Shelbigvoid 72531744Shelbigmkmonthb(int y, int m, int jd_flag, struct monthlines *mlines) 72631744Shelbig{ 72731744Shelbig 72831744Shelbig struct tm tm; /* for strftime printing local names of 72931744Shelbig * months */ 73031744Shelbig date dt; /* handy date */ 73131744Shelbig int dw; /* width of numbers */ 73231744Shelbig int first; /* first day of month */ 73331744Shelbig int firsts; /* sunday of first week of month */ 734191330Srdivacky int i, j, k, l; /* just indices */ 73531744Shelbig int jan1 = 0; /* the first day of this year */ 73631744Shelbig int last; /* the first day of next month */ 73731744Shelbig char *ds; /* pointer to day strings (daystr or 73831744Shelbig * jdaystr) */ 73931744Shelbig 74031744Shelbig /* Set ds (daystring) and dw (daywidth) according to the jd_flag */ 74131744Shelbig if (jd_flag) { 74231744Shelbig ds = jdaystr; 74331744Shelbig dw = 4; 74431744Shelbig } else { 74531744Shelbig ds = daystr; 74631744Shelbig dw = 3; 74731744Shelbig } 74831744Shelbig 74931744Shelbig /* Set name of month centered */ 75031744Shelbig memset(&tm, 0, sizeof(tm)); 75131744Shelbig tm.tm_mon = m; 752189804Sdas wcsftime(mlines->name, sizeof(mlines->name) / sizeof(mlines->name[0]), 753189804Sdas L"%OB", &tm); 754189804Sdas mlines->name[0] = towupper(mlines->name[0]); 75531744Shelbig 75631744Shelbig /* 75731744Shelbig * Set first and last to the day number of the first day of this 75831744Shelbig * month and the first day of next month respectively. Set jan1 to 75931744Shelbig * the day number of Jan 1st of this year. 76031744Shelbig */ 76131744Shelbig dt.y = y; 76231744Shelbig dt.m = m + 1; 76331744Shelbig dt.d = 1; 76431744Shelbig first = sndaysb(&dt); 76531744Shelbig if (m == 11) { 76631744Shelbig dt.y = y + 1; 76731744Shelbig dt.m = 1; 76831744Shelbig dt.d = 1; 76931744Shelbig } else { 77031744Shelbig dt.y = y; 77131744Shelbig dt.m = m + 2; 77231744Shelbig dt.d = 1; 77331744Shelbig } 77431744Shelbig last = sndaysb(&dt); 77531744Shelbig 77631744Shelbig if (jd_flag) { 77731744Shelbig dt.y = y; 77831744Shelbig dt.m = 1; 77931744Shelbig dt.d = 1; 78031744Shelbig jan1 = sndaysb(&dt); 78131744Shelbig } 78231744Shelbig 78331744Shelbig /* 78431744Shelbig * Set firsts to the day number of sunday of the first week of 78531744Shelbig * this month. (This might be in the last month) 78631744Shelbig */ 78731744Shelbig firsts = first - (weekday(first)+1) % 7; 78831744Shelbig 78931744Shelbig /* 79031744Shelbig * Fill the lines with day of month or day of year (Julian day) 79131744Shelbig * line index: i, each line is one week. column index: j, each 79231744Shelbig * column is one day number. print column index: k. 79331744Shelbig */ 79431744Shelbig for (i = 0; i != 6; i++) { 795191330Srdivacky l = 0; 79631744Shelbig for (j = firsts + 7 * i, k = 0; j < last && k != dw * 7; 797191330Srdivacky j++, k += dw) { 798191737Srdivacky if (j == today && (term_so != NULL && term_se != NULL)) { 799191737Srdivacky l = strlen(term_so); 800191330Srdivacky if (jd_flag) 801191330Srdivacky dt.d = j - jan1 + 1; 802191330Srdivacky else 803191330Srdivacky sdateb(j, &dt); 804191330Srdivacky /* separator */ 805191330Srdivacky mlines->lines[i][k] = ' '; 806191330Srdivacky /* the actual text */ 807191330Srdivacky memcpy(mlines->lines[i] + k + l, 808191330Srdivacky ds + dt.d * dw, dw); 809191330Srdivacky /* highlight on */ 810191737Srdivacky memcpy(mlines->lines[i] + k + 1, term_so, l); 811191330Srdivacky /* highlight off */ 812191737Srdivacky memcpy(mlines->lines[i] + k + l + dw, term_se, 813191737Srdivacky strlen(term_se)); 814191737Srdivacky l = strlen(term_se) + strlen(term_so); 815191330Srdivacky continue; 816191330Srdivacky } 81731744Shelbig if (j >= first) { 81831744Shelbig if (jd_flag) 81931744Shelbig dt.d = j - jan1 + 1; 82031744Shelbig else 82131744Shelbig sdateb(j, &dt); 822191330Srdivacky memcpy(mlines->lines[i] + k + l, 82331744Shelbig ds + dt.d * dw, dw); 82431744Shelbig } else 825191330Srdivacky memcpy(mlines->lines[i] + k + l, " ", dw); 826191330Srdivacky } 82731744Shelbig if (k == 0) 82831744Shelbig mlines->lines[i][1] = '\0'; 82931744Shelbig else 830191330Srdivacky mlines->lines[i][k + l] = '\0'; 83131744Shelbig } 83231744Shelbig} 83331744Shelbig 83431744Shelbig/* Put the local names of weekdays into the wds */ 83532139Shelbigvoid 83632139Shelbigmkweekdays(struct weekdays *wds) 83731744Shelbig{ 838194366Sume int i, len, width = 0; 83931744Shelbig struct tm tm; 840189804Sdas wchar_t buf[20]; 84131744Shelbig 84231744Shelbig memset(&tm, 0, sizeof(tm)); 84331744Shelbig 84431744Shelbig for (i = 0; i != 7; i++) { 84531744Shelbig tm.tm_wday = (i+1) % 7; 846189804Sdas wcsftime(buf, sizeof(buf), L"%a", &tm); 847194447Sume for (len = 2; len > 0; --len) { 848194366Sume if ((width = wcswidth(buf, len)) <= 2) 849194366Sume break; 850194366Sume } 851194366Sume wmemset(wds->names[i], L'\0', 4); 852194366Sume if (width == 1) 853194366Sume wds->names[i][0] = L' '; 854194366Sume wcsncat(wds->names[i], buf, len); 855194447Sume wcsncat(wds->names[i], L" ", 1); 85631744Shelbig } 85731744Shelbig} 85831744Shelbig 85931744Shelbig/* 86045064Shelbig * Compute the day number of the first 86145064Shelbig * existing date after the first day in month. 86245064Shelbig * (the first day in month and even the month might not exist!) 86332282Shelbig */ 86432282Shelbigint 86532282Shelbigfirstday(int y, int m) 86632282Shelbig{ 86732282Shelbig date dt; 86832282Shelbig int nd; 86932282Shelbig 87032282Shelbig dt.y = y; 87132282Shelbig dt.m = m; 87232282Shelbig dt.d = 1; 87345064Shelbig nd = sndays(&dt); 87445064Shelbig for (;;) { 87545064Shelbig sdate(nd, &dt); 87645064Shelbig if ((dt.m >= m && dt.y == y) || dt.y > y) 87745064Shelbig return (nd); 87845064Shelbig else 87945064Shelbig nd++; 88045064Shelbig } 88145064Shelbig /* NEVER REACHED */ 88232282Shelbig} 88332282Shelbig 88432282Shelbig/* 88531744Shelbig * Compute the number of days from date, obey the local switch from 88631744Shelbig * Julian to Gregorian if specified by the user. 88731744Shelbig */ 88831744Shelbigint 88931744Shelbigsndays(struct date *d) 89031744Shelbig{ 89131744Shelbig 89231744Shelbig if (nswitch != 0) 89331744Shelbig if (nswitch < ndaysj(d)) 89431744Shelbig return (ndaysg(d)); 89531744Shelbig else 89631744Shelbig return (ndaysj(d)); 89731744Shelbig else 89831744Shelbig return ndaysg(d); 89931744Shelbig} 90031744Shelbig 90131744Shelbig/* 90231744Shelbig * Compute the number of days from date, obey the switch from 90331744Shelbig * Julian to Gregorian as used by UK and her colonies. 90431744Shelbig */ 90531744Shelbigint 90631744Shelbigsndaysb(struct date *d) 90731744Shelbig{ 90831744Shelbig 90931744Shelbig if (nswitchb < ndaysj(d)) 91031744Shelbig return (ndaysg(d)); 91131744Shelbig else 91231744Shelbig return (ndaysj(d)); 91331744Shelbig} 91431744Shelbig 91531744Shelbig/* Inverse of sndays */ 91631744Shelbigstruct date * 91731744Shelbigsdate(int nd, struct date *d) 91831744Shelbig{ 91931744Shelbig 92031744Shelbig if (nswitch < nd) 92131744Shelbig return (gdate(nd, d)); 92231744Shelbig else 92331744Shelbig return (jdate(nd, d)); 92431744Shelbig} 92531744Shelbig 92631744Shelbig/* Inverse of sndaysb */ 92731744Shelbigstruct date * 92831744Shelbigsdateb(int nd, struct date *d) 92931744Shelbig{ 93031744Shelbig 93131744Shelbig if (nswitchb < nd) 93231744Shelbig return (gdate(nd, d)); 93331744Shelbig else 93431744Shelbig return (jdate(nd, d)); 93531744Shelbig} 93631744Shelbig 93731744Shelbig/* Center string t in string s of length w by putting enough leading blanks */ 93831744Shelbigchar * 93931744Shelbigcenter(char *s, char *t, int w) 94031744Shelbig{ 94131744Shelbig char blanks[80]; 94231744Shelbig 94331744Shelbig memset(blanks, ' ', sizeof(blanks)); 94431744Shelbig sprintf(s, "%.*s%s", (int)(w - strlen(t)) / 2, blanks, t); 94531744Shelbig return (s); 94631744Shelbig} 947104369Sroam 948189804Sdas/* Center string t in string s of length w by putting enough leading blanks */ 949189804Sdaswchar_t * 950189804Sdaswcenter(wchar_t *s, wchar_t *t, int w) 951189804Sdas{ 952189804Sdas char blanks[80]; 953189804Sdas 954189804Sdas memset(blanks, ' ', sizeof(blanks)); 955189804Sdas swprintf(s, MAX_WIDTH, L"%.*s%ls", (int)(w - wcslen(t)) / 2, blanks, t); 956189804Sdas return (s); 957189804Sdas} 958189804Sdas 959104369Sroamint 960186401Swollmanparsemonth(const char *s, int *m, int *y) 961104369Sroam{ 962186401Swollman int nm, ny; 963104369Sroam char *cp; 964104369Sroam struct tm tm; 965104369Sroam 966186401Swollman nm = (int)strtol(s, &cp, 10); 967186401Swollman if (cp != s) { 968186401Swollman ny = *y; 969186401Swollman if (*cp == '\0') { 970186401Swollman ; /* no special action */ 971186401Swollman } else if (*cp == 'f' || *cp == 'F') { 972186401Swollman if (nm <= *m) 973186401Swollman ny++; 974186401Swollman } else if (*cp == 'p' || *cp == 'P') { 975186401Swollman if (nm >= *m) 976186401Swollman ny--; 977186401Swollman } else 978186401Swollman return (1); 979186401Swollman if (nm < 1 || nm > 12) 980186401Swollman return 1; 981186401Swollman *m = nm; 982186401Swollman *y = ny; 983186401Swollman return (0); 984186401Swollman } 985186401Swollman if (strptime(s, "%B", &tm) != NULL || strptime(s, "%b", &tm) != NULL) { 986186401Swollman *m = tm.tm_mon + 1; 987186401Swollman return (0); 988186401Swollman } 989186401Swollman return (1); 990104369Sroam} 991