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00011 #include "system.h"
00012
00013 #define POPT_USE_TIOCGWINSZ
00014 #ifdef POPT_USE_TIOCGWINSZ
00015 #include <sys/ioctl.h>
00016 #endif
00017
00018 #define POPT_WCHAR_HACK
00019 #ifdef POPT_WCHAR_HACK
00020 #include <wchar.h>
00021
00022 #endif
00023 #include "poptint.h"
00024
00025
00026
00035
00036 static void displayArgs(poptContext con,
00037 UNUSED(enum poptCallbackReason foo),
00038 struct poptOption * key,
00039 UNUSED(const char * arg),
00040 UNUSED(void * data))
00041
00042
00043 {
00044 if (key->shortName == '?')
00045 poptPrintHelp(con, stdout, 0);
00046 else
00047 poptPrintUsage(con, stdout, 0);
00048
00049 #if !defined(__LCLINT__)
00050 con = poptFreeContext(con);
00051 #endif
00052 exit(0);
00053 }
00054
00055 #ifdef NOTYET
00056
00057 static int show_option_defaults = 0;
00058 #endif
00059
00063
00064 struct poptOption poptAliasOptions[] = {
00065 POPT_TABLEEND
00066 };
00067
00071
00072
00073 struct poptOption poptHelpOptions[] = {
00074 { NULL, '\0', POPT_ARG_CALLBACK, (void *)displayArgs, 0, NULL, NULL },
00075 { "help", '?', 0, NULL, (int)'?', N_("Show this help message"), NULL },
00076 { "usage", '\0', 0, NULL, (int)'u', N_("Display brief usage message"), NULL },
00077 POPT_TABLEEND
00078 } ;
00079
00080
00081 static struct poptOption poptHelpOptions2[] = {
00082
00083 { NULL, '\0', POPT_ARG_INTL_DOMAIN, PACKAGE, 0, NULL, NULL},
00084
00085 { NULL, '\0', POPT_ARG_CALLBACK, (void *)displayArgs, 0, NULL, NULL },
00086 { "help", '?', 0, NULL, (int)'?', N_("Show this help message"), NULL },
00087 { "usage", '\0', 0, NULL, (int)'u', N_("Display brief usage message"), NULL },
00088 #ifdef NOTYET
00089 { "defaults", '\0', POPT_ARG_NONE, &show_option_defaults, 0,
00090 N_("Display option defaults in message"), NULL },
00091 #endif
00092 { "", '\0', 0, NULL, 0, N_("Terminate options"), NULL },
00093 POPT_TABLEEND
00094 } ;
00095
00096
00097 struct poptOption * poptHelpOptionsI18N = poptHelpOptions2;
00098
00099
00100 #define _POPTHELP_MAXLINE ((size_t)79)
00101
00102 typedef struct columns_s {
00103 size_t cur;
00104 size_t max;
00105 } * columns_t;
00106
00112 static size_t maxColumnWidth(FILE *fp)
00113
00114 {
00115 size_t maxcols = _POPTHELP_MAXLINE;
00116 #if defined(TIOCGWINSZ)
00117 struct winsize ws;
00118 int fdno = fileno(fp ? fp : stdout);
00119
00120 memset(&ws, 0, sizeof(ws));
00121 if (fdno >= 0 && !ioctl(fdno, (unsigned long)TIOCGWINSZ, &ws)) {
00122 size_t ws_col = (size_t)ws.ws_col;
00123 if (ws_col > maxcols && ws_col < (size_t)256)
00124 maxcols = ws_col - 1;
00125 }
00126 #endif
00127 return maxcols;
00128 }
00129
00135 static inline size_t stringDisplayWidth(const char *s)
00136
00137 {
00138 size_t n = strlen(s);
00139 #ifdef POPT_WCHAR_HACK
00140 mbstate_t t;
00141
00142 memset ((void *)&t, 0, sizeof (t));
00143
00144 n = mbsrtowcs (NULL, &s, n, &t);
00145 #else
00146 n = 0;
00147 for (; *s; s = POPT_next_char(s));
00148 n++;
00149 #endif
00150
00151 return n;
00152 }
00153
00157 static const char *
00158 getTableTranslationDomain( const struct poptOption *opt)
00159
00160 {
00161 if (opt != NULL)
00162 for (; opt->longName || opt->shortName || opt->arg; opt++) {
00163 if (opt->argInfo == POPT_ARG_INTL_DOMAIN)
00164 return opt->arg;
00165 }
00166 return NULL;
00167 }
00168
00173 static const char *
00174 getArgDescrip(const struct poptOption * opt,
00175
00176 const char * translation_domain)
00177
00178
00179 {
00180 if (!poptArgType(opt)) return NULL;
00181
00182 if (poptArgType(opt) == POPT_ARG_MAINCALL)
00183 return opt->argDescrip;
00184 if (poptArgType(opt) == POPT_ARG_ARGV)
00185 return opt->argDescrip;
00186
00187 if (opt->argDescrip) {
00188
00189 if (opt == (poptHelpOptions + 1)
00190 || opt == (poptHelpOptions + 2)
00191 || !strcmp(opt->argDescrip, N_("Help options:"))
00192 || !strcmp(opt->argDescrip, N_("Options implemented via popt alias/exec:")))
00193 return POPT_(opt->argDescrip);
00194
00195
00196 return D_(translation_domain, opt->argDescrip);
00197 }
00198
00199 switch (poptArgType(opt)) {
00200 case POPT_ARG_NONE: return POPT_("NONE");
00201 #ifdef DYING
00202 case POPT_ARG_VAL: return POPT_("VAL");
00203 #else
00204 case POPT_ARG_VAL: return NULL;
00205 #endif
00206 case POPT_ARG_INT: return POPT_("INT");
00207 case POPT_ARG_LONG: return POPT_("LONG");
00208 case POPT_ARG_LONGLONG: return POPT_("LONGLONG");
00209 case POPT_ARG_STRING: return POPT_("STRING");
00210 case POPT_ARG_FLOAT: return POPT_("FLOAT");
00211 case POPT_ARG_DOUBLE: return POPT_("DOUBLE");
00212 case POPT_ARG_MAINCALL: return NULL;
00213 case POPT_ARG_ARGV: return NULL;
00214 default: return POPT_("ARG");
00215 }
00216 }
00217
00225 static char *
00226 singleOptionDefaultValue(size_t lineLength,
00227 const struct poptOption * opt,
00228
00229 const char * translation_domain)
00230
00231
00232 {
00233 const char * defstr = D_(translation_domain, "default");
00234 char * le = malloc(4*lineLength + 1);
00235 char * l = le;
00236
00237 if (le == NULL) return NULL;
00238 *le = '\0';
00239 *le++ = '(';
00240 le = stpcpy(le, defstr);
00241 *le++ = ':';
00242 *le++ = ' ';
00243 if (opt->arg) {
00244 poptArg arg = { .ptr = opt->arg };
00245 switch (poptArgType(opt)) {
00246 case POPT_ARG_VAL:
00247 case POPT_ARG_INT:
00248 le += sprintf(le, "%d", arg.intp[0]);
00249 break;
00250 case POPT_ARG_LONG:
00251 le += sprintf(le, "%ld", arg.longp[0]);
00252 break;
00253 case POPT_ARG_LONGLONG:
00254 le += sprintf(le, "%lld", arg.longlongp[0]);
00255 break;
00256 case POPT_ARG_FLOAT:
00257 { double aDouble = (double) arg.floatp[0];
00258 le += sprintf(le, "%g", aDouble);
00259 } break;
00260 case POPT_ARG_DOUBLE:
00261 le += sprintf(le, "%g", arg.doublep[0]);
00262 break;
00263 case POPT_ARG_MAINCALL:
00264 le += sprintf(le, "%p", opt->arg);
00265 break;
00266 case POPT_ARG_ARGV:
00267 le += sprintf(le, "%p", opt->arg);
00268 break;
00269 case POPT_ARG_STRING:
00270 { const char * s = arg.argv[0];
00271 if (s == NULL)
00272 le = stpcpy(le, "null");
00273 else {
00274 size_t limit = 4*lineLength - (le - l) - sizeof("\"\")");
00275 size_t slen;
00276 *le++ = '"';
00277 strncpy(le, s, limit); le[limit] = '\0'; le += (slen = strlen(le));
00278 if (slen == limit && s[limit])
00279 le[-1] = le[-2] = le[-3] = '.';
00280 *le++ = '"';
00281 }
00282 } break;
00283 case POPT_ARG_NONE:
00284 default:
00285 l = _free(l);
00286 return NULL;
00287 break;
00288 }
00289 }
00290 *le++ = ')';
00291 *le = '\0';
00292
00293 return l;
00294 }
00295
00303 static void singleOptionHelp(FILE * fp, columns_t columns,
00304 const struct poptOption * opt,
00305 const char * translation_domain)
00306
00307
00308 {
00309 size_t maxLeftCol = columns->cur;
00310 size_t indentLength = maxLeftCol + 5;
00311 size_t lineLength = columns->max - indentLength;
00312 const char * help = D_(translation_domain, opt->descrip);
00313 const char * argDescrip = getArgDescrip(opt, translation_domain);
00314
00315 int prtshort = (int)(isprint((int)opt->shortName) && opt->shortName != ' ');
00316 size_t helpLength;
00317 char * defs = NULL;
00318 char * left;
00319 size_t nb = maxLeftCol + 1;
00320 int displaypad = 0;
00321 int xx;
00322
00323
00324 if (opt->longName) nb += strlen(opt->longName);
00325 if (argDescrip) nb += strlen(argDescrip);
00326
00327 left = malloc(nb);
00328 if (left == NULL) return;
00329 left[0] = '\0';
00330 left[maxLeftCol] = '\0';
00331
00332 #define prtlong (opt->longName != NULL)
00333 if (!(prtshort || prtlong))
00334 goto out;
00335 if (prtshort && prtlong) {
00336 char *dash = F_ISSET(opt, ONEDASH) ? "-" : "--";
00337 left[0] = '-';
00338 left[1] = opt->shortName;
00339 (void) stpcpy(stpcpy(stpcpy(left+2, ", "), dash), opt->longName);
00340 } else if (prtshort) {
00341 left[0] = '-';
00342 left[1] = opt->shortName;
00343 left[2] = '\0';
00344 } else if (prtlong) {
00345
00346 char *dash = poptArgType(opt) == POPT_ARG_MAINCALL ? ""
00347 : (F_ISSET(opt, ONEDASH) ? "-" : "--");
00348 (void) stpcpy(stpcpy(stpcpy(left, " "), dash), opt->longName);
00349 }
00350 #undef prtlong
00351
00352 if (argDescrip) {
00353 char * le = left + strlen(left);
00354
00355 if (F_ISSET(opt, OPTIONAL))
00356 *le++ = '[';
00357
00358
00359 if (F_ISSET(opt, SHOW_DEFAULT)) {
00360 defs = singleOptionDefaultValue(lineLength, opt, translation_domain);
00361 if (defs) {
00362 char * t = malloc((help ? strlen(help) : 0) +
00363 strlen(defs) + sizeof(" "));
00364 if (t) {
00365 char * te = t;
00366 if (help)
00367 te = stpcpy(te, help);
00368 *te++ = ' ';
00369 strcpy(te, defs);
00370 defs = _free(defs);
00371 }
00372 defs = t;
00373 }
00374 }
00375
00376 if (opt->argDescrip == NULL) {
00377 switch (poptArgType(opt)) {
00378 case POPT_ARG_NONE:
00379 break;
00380 case POPT_ARG_VAL:
00381 #ifdef NOTNOW
00382 { long aLong = opt->val;
00383 int ops = F_ISSET(opt, LOGICALOPS);
00384 int negate = F_ISSET(opt, NOT);
00385
00386
00387 if (!ops && (aLong == 0L || aLong == 1L || aLong == -1L))
00388 break;
00389 *le++ = '[';
00390 switch (ops) {
00391 case POPT_ARGFLAG_OR:
00392 *le++ = '|';
00393 break;
00394 case POPT_ARGFLAG_AND:
00395 *le++ = '&';
00396 break;
00397 case POPT_ARGFLAG_XOR:
00398 *le++ = '^';
00399 break;
00400 default:
00401 break;
00402 }
00403 *le++ = (opt->longName != NULL ? '=' : ' ');
00404 if (negate) *le++ = '~';
00405
00406 le += sprintf(le, (ops ? "0x%lx" : "%ld"), aLong);
00407
00408 *le++ = ']';
00409 }
00410 #endif
00411 break;
00412 case POPT_ARG_INT:
00413 case POPT_ARG_LONG:
00414 case POPT_ARG_LONGLONG:
00415 case POPT_ARG_FLOAT:
00416 case POPT_ARG_DOUBLE:
00417 case POPT_ARG_STRING:
00418 *le++ = (opt->longName != NULL ? '=' : ' ');
00419 le = stpcpy(le, argDescrip);
00420 break;
00421 default:
00422 break;
00423 }
00424 } else {
00425 char *leo;
00426
00427
00428 if (!strchr(" =(", argDescrip[0]))
00429 *le++ = ((poptArgType(opt) == POPT_ARG_MAINCALL) ? ' ' :
00430 (poptArgType(opt) == POPT_ARG_ARGV) ? ' ' : '=');
00431 le = stpcpy(leo = le, argDescrip);
00432
00433
00434 displaypad = (int)((le - leo) - stringDisplayWidth(argDescrip));
00435 }
00436 if (F_ISSET(opt, OPTIONAL))
00437 *le++ = ']';
00438 *le = '\0';
00439 }
00440
00441 if (help)
00442 xx = POPT_fprintf(fp," %-*s ", (int)(maxLeftCol+displaypad), left);
00443 else {
00444 xx = POPT_fprintf(fp," %s\n", left);
00445 goto out;
00446 }
00447
00448 left = _free(left);
00449 if (defs)
00450 help = defs;
00451
00452 helpLength = strlen(help);
00453 while (helpLength > lineLength) {
00454 const char * ch;
00455 char format[16];
00456
00457 ch = help + lineLength - 1;
00458 while (ch > help && !_isspaceptr(ch))
00459 ch = POPT_prev_char(ch);
00460 if (ch == help) break;
00461 while (ch > (help + 1) && _isspaceptr(ch))
00462 ch = POPT_prev_char (ch);
00463 ch = POPT_next_char(ch);
00464
00465
00466
00467
00468
00469 { char * fmthelp = xstrdup(help);
00470 if (fmthelp) {
00471 fmthelp[ch - help] = '\0';
00472 sprintf(format, "%%s\n%%%ds", (int) indentLength);
00473
00474 xx = POPT_fprintf(fp, format, fmthelp, " ");
00475
00476 free(fmthelp);
00477 }
00478 }
00479
00480 help = ch;
00481 while (_isspaceptr(help) && *help)
00482 help = POPT_next_char(help);
00483 helpLength = strlen(help);
00484 }
00485
00486 if (helpLength) fprintf(fp, "%s\n", help);
00487 help = NULL;
00488
00489 out:
00490
00491 defs = _free(defs);
00492
00493 left = _free(left);
00494 }
00495
00502 static size_t maxArgWidth(const struct poptOption * opt,
00503 const char * translation_domain)
00504
00505 {
00506 size_t max = 0;
00507 size_t len = 0;
00508 const char * argDescrip;
00509
00510 if (opt != NULL)
00511 while (opt->longName || opt->shortName || opt->arg) {
00512 if (poptArgType(opt) == POPT_ARG_INCLUDE_TABLE) {
00513 if (opt->arg)
00514 len = maxArgWidth(opt->arg, translation_domain);
00515 if (len > max) max = len;
00516 } else if (!F_ISSET(opt, DOC_HIDDEN)) {
00517 len = sizeof(" ")-1;
00518
00519 len += sizeof("-X, ")-1;
00520 if (opt->longName) {
00521 len += (F_ISSET(opt, ONEDASH) ? sizeof("-") : sizeof("--")) - 1;
00522 len += strlen(opt->longName);
00523 }
00524
00525 argDescrip = getArgDescrip(opt, translation_domain);
00526
00527 if (argDescrip) {
00528
00529
00530 if (!strchr(" =(", argDescrip[0])) len += sizeof("=")-1;
00531
00532
00533 len += stringDisplayWidth(argDescrip);
00534 }
00535
00536 if (F_ISSET(opt, OPTIONAL)) len += sizeof("[]")-1;
00537 if (len > max) max = len;
00538 }
00539 opt++;
00540 }
00541
00542 return max;
00543 }
00544
00553 static void itemHelp(FILE * fp,
00554 poptItem items, int nitems,
00555 columns_t columns,
00556 const char * translation_domain)
00557
00558
00559 {
00560 poptItem item;
00561 int i;
00562
00563 if (items != NULL)
00564 for (i = 0, item = items; i < nitems; i++, item++) {
00565 const struct poptOption * opt;
00566 opt = &item->option;
00567 if ((opt->longName || opt->shortName) && !F_ISSET(opt, DOC_HIDDEN))
00568 singleOptionHelp(fp, columns, opt, translation_domain);
00569 }
00570 }
00571
00580 static void singleTableHelp(poptContext con, FILE * fp,
00581 const struct poptOption * table,
00582 columns_t columns,
00583 const char * translation_domain)
00584
00585
00586 {
00587 const struct poptOption * opt;
00588 const char *sub_transdom;
00589 int xx;
00590
00591 if (con == NULL) return;
00592
00593 if (table == poptAliasOptions) {
00594 itemHelp(fp, con->aliases, con->numAliases, columns, NULL);
00595 itemHelp(fp, con->execs, con->numExecs, columns, NULL);
00596 return;
00597 }
00598
00599 if (table != NULL)
00600 for (opt = table; opt->longName || opt->shortName || opt->arg; opt++) {
00601 if ((opt->longName || opt->shortName) && !F_ISSET(opt, DOC_HIDDEN))
00602 singleOptionHelp(fp, columns, opt, translation_domain);
00603 }
00604
00605 if (table != NULL)
00606 for (opt = table; opt->longName || opt->shortName || opt->arg; opt++) {
00607 if (poptArgType(opt) != POPT_ARG_INCLUDE_TABLE)
00608 continue;
00609 sub_transdom = getTableTranslationDomain(opt->arg);
00610 if (sub_transdom == NULL)
00611 sub_transdom = translation_domain;
00612
00613
00614 if (opt->arg == poptAliasOptions && !(con->numAliases || con->numExecs))
00615 continue;
00616 if (opt->descrip)
00617 xx = POPT_fprintf(fp, "\n%s\n", D_(sub_transdom, opt->descrip));
00618
00619 singleTableHelp(con, fp, opt->arg, columns, sub_transdom);
00620 }
00621 }
00622
00627 static size_t showHelpIntro(poptContext con, FILE * fp)
00628
00629
00630 {
00631 size_t len = (size_t)6;
00632 const char * fn;
00633 int xx;
00634
00635 xx = POPT_fprintf(fp, POPT_("Usage:"));
00636 if (!(con->flags & POPT_CONTEXT_KEEP_FIRST)) {
00637
00638 fn = con->optionStack ? con->optionStack->argv[0] : NULL;
00639
00640 if (fn == NULL) return len;
00641 if (strchr(fn, '/')) fn = strrchr(fn, '/') + 1;
00642
00643 fprintf(fp, " %s", fn);
00644 len += strlen(fn) + 1;
00645 }
00646
00647 return len;
00648 }
00649
00650 void poptPrintHelp(poptContext con, FILE * fp, UNUSED(int flags))
00651 {
00652 columns_t columns = calloc((size_t)1, sizeof(*columns));
00653 int xx;
00654
00655 if (con == NULL) return;
00656
00657 (void) showHelpIntro(con, fp);
00658 if (con->otherHelp)
00659 xx = POPT_fprintf(fp, " %s\n", con->otherHelp);
00660 else
00661 xx = POPT_fprintf(fp, " %s\n", POPT_("[OPTION...]"));
00662
00663 if (columns) {
00664 columns->cur = maxArgWidth(con->options, NULL);
00665 columns->max = maxColumnWidth(fp);
00666 singleTableHelp(con, fp, con->options, columns, NULL);
00667 free(columns);
00668 }
00669 }
00670
00678 static size_t singleOptionUsage(FILE * fp, columns_t columns,
00679 const struct poptOption * opt,
00680 const char *translation_domain)
00681
00682
00683 {
00684 size_t len = sizeof(" []")-1;
00685 const char * argDescrip = getArgDescrip(opt, translation_domain);
00686
00687 int prtshort = (int)(isprint((int)opt->shortName) && opt->shortName != ' ');
00688
00689 #define prtlong (opt->longName != NULL)
00690 if (!(prtshort || prtlong))
00691 return columns->cur;
00692
00693 len = sizeof(" []")-1;
00694 if (prtshort)
00695 len += sizeof("-c")-1;
00696 if (prtlong) {
00697 if (prtshort) len += sizeof("|")-1;
00698 len += (F_ISSET(opt, ONEDASH) ? sizeof("-") : sizeof("--")) - 1;
00699 len += strlen(opt->longName);
00700 }
00701
00702 if (argDescrip) {
00703
00704
00705 if (!strchr(" =(", argDescrip[0])) len += sizeof("=")-1;
00706
00707
00708 len += stringDisplayWidth(argDescrip);
00709 }
00710
00711 if ((columns->cur + len) > columns->max) {
00712 fprintf(fp, "\n ");
00713 columns->cur = (size_t)7;
00714 }
00715
00716 fprintf(fp, " [");
00717 if (prtshort)
00718 fprintf(fp, "-%c", opt->shortName);
00719 if (prtlong)
00720 fprintf(fp, "%s%s%s",
00721 (prtshort ? "|" : ""),
00722 (F_ISSET(opt, ONEDASH) ? "-" : "--"),
00723 opt->longName);
00724 #undef prtlong
00725
00726 if (argDescrip) {
00727
00728 if (!strchr(" =(", argDescrip[0])) fprintf(fp, "=");
00729 fprintf(fp, "%s", argDescrip);
00730 }
00731 fprintf(fp, "]");
00732
00733 return columns->cur + len + 1;
00734 }
00735
00744 static size_t itemUsage(FILE * fp, columns_t columns,
00745 poptItem item, int nitems,
00746 const char * translation_domain)
00747
00748
00749 {
00750 int i;
00751
00752 if (item != NULL)
00753 for (i = 0; i < nitems; i++, item++) {
00754 const struct poptOption * opt;
00755 opt = &item->option;
00756 if (poptArgType(opt) == POPT_ARG_INTL_DOMAIN) {
00757 translation_domain = (const char *)opt->arg;
00758 } else
00759 if ((opt->longName || opt->shortName) && !F_ISSET(opt, DOC_HIDDEN)) {
00760 columns->cur = singleOptionUsage(fp, columns, opt, translation_domain);
00761 }
00762 }
00763
00764 return columns->cur;
00765 }
00766
00770 typedef struct poptDone_s {
00771 int nopts;
00772 int maxopts;
00773
00774 const void ** opts;
00775 } * poptDone;
00776
00787 static size_t singleTableUsage(poptContext con, FILE * fp, columns_t columns,
00788 const struct poptOption * opt,
00789 const char * translation_domain,
00790 poptDone done)
00791
00792
00793 {
00794 if (con != NULL && opt != NULL)
00795 for (; (opt->longName || opt->shortName || opt->arg) ; opt++) {
00796 if (poptArgType(opt) == POPT_ARG_INTL_DOMAIN) {
00797 translation_domain = (const char *)opt->arg;
00798 } else
00799 if (poptArgType(opt) == POPT_ARG_INCLUDE_TABLE) {
00800 if (done) {
00801 int i = 0;
00802 if (done->opts != NULL)
00803 for (i = 0; i < done->nopts; i++) {
00804 const void * that = done->opts[i];
00805 if (that == NULL || that != opt->arg)
00806 continue;
00807 break;
00808 }
00809
00810 if (opt->arg == NULL || i < done->nopts)
00811 continue;
00812 if (done->opts != NULL && done->nopts < done->maxopts)
00813 done->opts[done->nopts++] = (const void *) opt->arg;
00814 }
00815 columns->cur = singleTableUsage(con, fp, columns, opt->arg,
00816 translation_domain, done);
00817 } else
00818 if ((opt->longName || opt->shortName) && !F_ISSET(opt, DOC_HIDDEN)) {
00819 columns->cur = singleOptionUsage(fp, columns, opt, translation_domain);
00820 }
00821 }
00822
00823 return columns->cur;
00824 }
00825
00834 static size_t showShortOptions(const struct poptOption * opt, FILE * fp,
00835 char * str)
00836
00837
00838
00839 {
00840
00841 size_t nb = (size_t)300;
00842 char * s = (str != NULL ? str : calloc((size_t)1, nb));
00843 size_t len = (size_t)0;
00844
00845 if (s == NULL)
00846 return 0;
00847
00848 if (opt != NULL)
00849 for (; (opt->longName || opt->shortName || opt->arg); opt++) {
00850 if (!F_ISSET(opt, DOC_HIDDEN) && opt->shortName && !poptArgType(opt))
00851 {
00852
00853 if (!strchr(s, opt->shortName) && isprint((int)opt->shortName)
00854 && opt->shortName != ' ')
00855 s[strlen(s)] = opt->shortName;
00856 } else if (poptArgType(opt) == POPT_ARG_INCLUDE_TABLE)
00857 if (opt->arg)
00858 len = showShortOptions(opt->arg, fp, s);
00859 }
00860
00861
00862 if (s != str && *s != '\0') {
00863 fprintf(fp, " [-%s]", s);
00864 len = strlen(s) + sizeof(" [-]")-1;
00865 }
00866
00867 if (s != str)
00868 free(s);
00869
00870 return len;
00871 }
00872
00873 void poptPrintUsage(poptContext con, FILE * fp, UNUSED(int flags))
00874 {
00875 columns_t columns = calloc((size_t)1, sizeof(*columns));
00876 struct poptDone_s done_buf;
00877 poptDone done = &done_buf;
00878
00879 if (con == NULL) return;
00880
00881 memset(done, 0, sizeof(*done));
00882 done->nopts = 0;
00883 done->maxopts = 64;
00884 if (columns) {
00885 columns->cur = done->maxopts * sizeof(*done->opts);
00886 columns->max = maxColumnWidth(fp);
00887 done->opts = calloc((size_t)1, columns->cur);
00888
00889 if (done->opts != NULL)
00890 done->opts[done->nopts++] = (const void *) con->options;
00891
00892
00893 columns->cur = showHelpIntro(con, fp);
00894 columns->cur += showShortOptions(con->options, fp, NULL);
00895 columns->cur = singleTableUsage(con, fp, columns, con->options, NULL, done);
00896 columns->cur = itemUsage(fp, columns, con->aliases, con->numAliases, NULL);
00897 columns->cur = itemUsage(fp, columns, con->execs, con->numExecs, NULL);
00898
00899 if (con->otherHelp) {
00900 columns->cur += strlen(con->otherHelp) + 1;
00901 if (columns->cur > columns->max) fprintf(fp, "\n ");
00902 fprintf(fp, " %s", con->otherHelp);
00903 }
00904
00905 fprintf(fp, "\n");
00906 if (done->opts != NULL)
00907 free(done->opts);
00908 free(columns);
00909 }
00910 }
00911
00912 void poptSetOtherOptionHelp(poptContext con, const char * text)
00913 {
00914 if (con == NULL) return;
00915
00916 con->otherHelp = _free(con->otherHelp);
00917 con->otherHelp = xstrdup(text);
00918 }