user-manual: Rewrite git-gc section for automatic packing
[git/git.git] / parse-options.c
CommitLineData
4a59fd13
PH
1#include "git-compat-util.h"
2#include "parse-options.h"
26141b5b 3#include "cache.h"
269defdf 4#include "commit.h"
73e9da01 5#include "color.h"
4a59fd13 6
47e9cd28
TR
7static int parse_options_usage(struct parse_opt_ctx_t *ctx,
8 const char * const *usagestr,
9c7304e3 9 const struct option *opts, int err);
41064ebc 10
4a59fd13
PH
11#define OPT_SHORT 1
12#define OPT_UNSET 2
13
1f275b7c 14int optbug(const struct option *opt, const char *reason)
1e5ce570
JN
15{
16 if (opt->long_name)
17 return error("BUG: option '%s' %s", opt->long_name, reason);
18 return error("BUG: switch '%c' %s", opt->short_name, reason);
19}
20
1f275b7c 21int opterror(const struct option *opt, const char *reason, int flags)
4a59fd13
PH
22{
23 if (flags & OPT_SHORT)
24 return error("switch `%c' %s", opt->short_name, reason);
25 if (flags & OPT_UNSET)
26 return error("option `no-%s' %s", opt->long_name, reason);
27 return error("option `%s' %s", opt->long_name, reason);
28}
29
1cc6985c
PH
30static int get_arg(struct parse_opt_ctx_t *p, const struct option *opt,
31 int flags, const char **arg)
32{
33 if (p->opt) {
34 *arg = p->opt;
35 p->opt = NULL;
36 } else if (p->argc == 1 && (opt->flags & PARSE_OPT_LASTARG_DEFAULT)) {
37 *arg = (const char *)opt->defval;
d5d745f9 38 } else if (p->argc > 1) {
1cc6985c
PH
39 p->argc--;
40 *arg = *++p->argv;
41 } else
42 return opterror(opt, "requires a value", flags);
43 return 0;
44}
45
df217ed6
SB
46static void fix_filename(const char *prefix, const char **file)
47{
48 if (!file || !*file || !prefix || is_absolute_path(*file)
49 || !strcmp("-", *file))
50 return;
51 *file = xstrdup(prefix_filename(prefix, strlen(prefix), *file));
52}
53
7e7bbcb4 54static int get_value(struct parse_opt_ctx_t *p,
1cc6985c 55 const struct option *opt, int flags)
4a59fd13 56{
ffe659f9 57 const char *s, *arg;
db7244bd 58 const int unset = flags & OPT_UNSET;
df217ed6 59 int err;
4a59fd13 60
db7244bd 61 if (unset && p->opt)
4a59fd13 62 return opterror(opt, "takes no value", flags);
db7244bd
PH
63 if (unset && (opt->flags & PARSE_OPT_NONEG))
64 return opterror(opt, "isn't available", flags);
c1f4ec9e
SB
65 if (!(flags & OPT_SHORT) && p->opt && (opt->flags & PARSE_OPT_NOARG))
66 return opterror(opt, "takes no value", flags);
db7244bd 67
db7244bd 68 switch (opt->type) {
b0b3a8b6
JN
69 case OPTION_LOWLEVEL_CALLBACK:
70 return (*(parse_opt_ll_cb *)opt->callback)(p, opt, unset);
71
db7244bd
PH
72 case OPTION_BIT:
73 if (unset)
74 *(int *)opt->value &= ~opt->defval;
4a59fd13 75 else
db7244bd
PH
76 *(int *)opt->value |= opt->defval;
77 return 0;
78
2f4b97f9
RS
79 case OPTION_NEGBIT:
80 if (unset)
81 *(int *)opt->value |= opt->defval;
82 else
83 *(int *)opt->value &= ~opt->defval;
84 return 0;
85
b04ba2bb 86 case OPTION_COUNTUP:
db7244bd
PH
87 *(int *)opt->value = unset ? 0 : *(int *)opt->value + 1;
88 return 0;
89
90 case OPTION_SET_INT:
91 *(int *)opt->value = unset ? 0 : opt->defval;
92 return 0;
93
94 case OPTION_SET_PTR:
95 *(void **)opt->value = unset ? NULL : (void *)opt->defval;
4a59fd13
PH
96 return 0;
97
98 case OPTION_STRING:
1cc6985c 99 if (unset)
db7244bd 100 *(const char **)opt->value = NULL;
1cc6985c 101 else if (opt->flags & PARSE_OPT_OPTARG && !p->opt)
ffe659f9 102 *(const char **)opt->value = (const char *)opt->defval;
1cc6985c
PH
103 else
104 return get_arg(p, opt, flags, (const char **)opt->value);
4a59fd13
PH
105 return 0;
106
df217ed6
SB
107 case OPTION_FILENAME:
108 err = 0;
109 if (unset)
110 *(const char **)opt->value = NULL;
111 else if (opt->flags & PARSE_OPT_OPTARG && !p->opt)
112 *(const char **)opt->value = (const char *)opt->defval;
113 else
114 err = get_arg(p, opt, flags, (const char **)opt->value);
115
116 if (!err)
117 fix_filename(p->prefix, (const char **)opt->value);
118 return err;
119
ffe659f9 120 case OPTION_CALLBACK:
db7244bd 121 if (unset)
07fe54db 122 return (*opt->callback)(opt, NULL, 1) ? (-1) : 0;
db7244bd 123 if (opt->flags & PARSE_OPT_NOARG)
07fe54db 124 return (*opt->callback)(opt, NULL, 0) ? (-1) : 0;
c43a2483 125 if (opt->flags & PARSE_OPT_OPTARG && !p->opt)
07fe54db 126 return (*opt->callback)(opt, NULL, 0) ? (-1) : 0;
1cc6985c
PH
127 if (get_arg(p, opt, flags, &arg))
128 return -1;
129 return (*opt->callback)(opt, arg, 0) ? (-1) : 0;
ffe659f9 130
4a59fd13 131 case OPTION_INTEGER:
db7244bd 132 if (unset) {
4a59fd13
PH
133 *(int *)opt->value = 0;
134 return 0;
135 }
c43a2483 136 if (opt->flags & PARSE_OPT_OPTARG && !p->opt) {
ffe659f9
PH
137 *(int *)opt->value = opt->defval;
138 return 0;
139 }
1cc6985c
PH
140 if (get_arg(p, opt, flags, &arg))
141 return -1;
142 *(int *)opt->value = strtol(arg, (char **)&s, 10);
4a59fd13
PH
143 if (*s)
144 return opterror(opt, "expects a numerical value", flags);
145 return 0;
146
147 default:
148 die("should not happen, someone must be hit on the forehead");
149 }
150}
151
7e7bbcb4 152static int parse_short_opt(struct parse_opt_ctx_t *p, const struct option *options)
4a59fd13 153{
e0319ff5
RS
154 const struct option *numopt = NULL;
155
4a59fd13
PH
156 for (; options->type != OPTION_END; options++) {
157 if (options->short_name == *p->opt) {
158 p->opt = p->opt[1] ? p->opt + 1 : NULL;
159 return get_value(p, options, OPT_SHORT);
160 }
e0319ff5
RS
161
162 /*
163 * Handle the numerical option later, explicit one-digit
164 * options take precedence over it.
165 */
166 if (options->type == OPTION_NUMBER)
167 numopt = options;
168 }
169 if (numopt && isdigit(*p->opt)) {
170 size_t len = 1;
171 char *arg;
172 int rc;
173
174 while (isdigit(p->opt[len]))
175 len++;
176 arg = xmemdupz(p->opt, len);
177 p->opt = p->opt[len] ? p->opt + len : NULL;
178 rc = (*numopt->callback)(numopt, arg, 0) ? (-1) : 0;
179 free(arg);
180 return rc;
4a59fd13 181 }
07fe54db 182 return -2;
4a59fd13
PH
183}
184
7e7bbcb4 185static int parse_long_opt(struct parse_opt_ctx_t *p, const char *arg,
4a59fd13
PH
186 const struct option *options)
187{
7f275b91 188 const char *arg_end = strchr(arg, '=');
243e0614
JS
189 const struct option *abbrev_option = NULL, *ambiguous_option = NULL;
190 int abbrev_flags = 0, ambiguous_flags = 0;
7f275b91
JS
191
192 if (!arg_end)
193 arg_end = arg + strlen(arg);
194
4a59fd13 195 for (; options->type != OPTION_END; options++) {
0f1930c5
RS
196 const char *rest, *long_name = options->long_name;
197 int flags = 0, opt_flags = 0;
4a59fd13 198
0f1930c5 199 if (!long_name)
4a59fd13
PH
200 continue;
201
0f1930c5
RS
202again:
203 rest = skip_prefix(arg, long_name);
580d5bff
PH
204 if (options->type == OPTION_ARGUMENT) {
205 if (!rest)
206 continue;
207 if (*rest == '=')
208 return opterror(options, "takes no value", flags);
209 if (*rest)
210 continue;
211 p->out[p->cpidx++] = arg - 2;
212 return 0;
213 }
4a59fd13 214 if (!rest) {
7f275b91 215 /* abbreviated? */
0f1930c5 216 if (!strncmp(long_name, arg, arg_end - arg)) {
7f275b91 217is_abbreviated:
243e0614
JS
218 if (abbrev_option) {
219 /*
220 * If this is abbreviated, it is
221 * ambiguous. So when there is no
222 * exact match later, we need to
223 * error out.
224 */
225 ambiguous_option = abbrev_option;
226 ambiguous_flags = abbrev_flags;
227 }
7f275b91
JS
228 if (!(flags & OPT_UNSET) && *arg_end)
229 p->opt = arg_end + 1;
230 abbrev_option = options;
0f1930c5 231 abbrev_flags = flags ^ opt_flags;
7f275b91
JS
232 continue;
233 }
6bbfd1fa
AS
234 /* negation allowed? */
235 if (options->flags & PARSE_OPT_NONEG)
236 continue;
7f275b91
JS
237 /* negated and abbreviated very much? */
238 if (!prefixcmp("no-", arg)) {
239 flags |= OPT_UNSET;
240 goto is_abbreviated;
241 }
242 /* negated? */
0f1930c5
RS
243 if (prefixcmp(arg, "no-")) {
244 if (!prefixcmp(long_name, "no-")) {
245 long_name += 3;
246 opt_flags |= OPT_UNSET;
247 goto again;
248 }
4a59fd13 249 continue;
0f1930c5 250 }
4a59fd13 251 flags |= OPT_UNSET;
0f1930c5 252 rest = skip_prefix(arg + 3, long_name);
7f275b91 253 /* abbreviated and negated? */
0f1930c5 254 if (!rest && !prefixcmp(long_name, arg + 3))
7f275b91 255 goto is_abbreviated;
4a59fd13
PH
256 if (!rest)
257 continue;
258 }
259 if (*rest) {
260 if (*rest != '=')
261 continue;
262 p->opt = rest + 1;
263 }
0f1930c5 264 return get_value(p, options, flags ^ opt_flags);
4a59fd13 265 }
243e0614
JS
266
267 if (ambiguous_option)
268 return error("Ambiguous option: %s "
269 "(could be --%s%s or --%s%s)",
270 arg,
271 (ambiguous_flags & OPT_UNSET) ? "no-" : "",
272 ambiguous_option->long_name,
273 (abbrev_flags & OPT_UNSET) ? "no-" : "",
274 abbrev_option->long_name);
7f275b91
JS
275 if (abbrev_option)
276 return get_value(p, abbrev_option, abbrev_flags);
07fe54db 277 return -2;
4a59fd13
PH
278}
279
51a9949e
RS
280static int parse_nodash_opt(struct parse_opt_ctx_t *p, const char *arg,
281 const struct option *options)
282{
283 for (; options->type != OPTION_END; options++) {
284 if (!(options->flags & PARSE_OPT_NODASH))
285 continue;
51a9949e
RS
286 if (options->short_name == arg[0] && arg[1] == '\0')
287 return get_value(p, options, OPT_SHORT);
288 }
289 return -2;
290}
291
1121a878 292static void check_typos(const char *arg, const struct option *options)
3a9f0f41
PH
293{
294 if (strlen(arg) < 3)
295 return;
296
297 if (!prefixcmp(arg, "no-")) {
298 error ("did you mean `--%s` (with two dashes ?)", arg);
299 exit(129);
300 }
301
302 for (; options->type != OPTION_END; options++) {
303 if (!options->long_name)
304 continue;
305 if (!prefixcmp(options->long_name, arg)) {
306 error ("did you mean `--%s` (with two dashes ?)", arg);
307 exit(129);
308 }
309 }
310}
311
cb9d398c
PH
312static void parse_options_check(const struct option *opts)
313{
314 int err = 0;
315
316 for (; opts->type != OPTION_END; opts++) {
317 if ((opts->flags & PARSE_OPT_LASTARG_DEFAULT) &&
1e5ce570
JN
318 (opts->flags & PARSE_OPT_OPTARG))
319 err |= optbug(opts, "uses incompatible flags "
320 "LASTARG_DEFAULT and OPTARG");
a02dd4ff
JN
321 if (opts->flags & PARSE_OPT_NODASH &&
322 ((opts->flags & PARSE_OPT_OPTARG) ||
323 !(opts->flags & PARSE_OPT_NOARG) ||
324 !(opts->flags & PARSE_OPT_NONEG) ||
325 opts->long_name))
326 err |= optbug(opts, "uses feature "
327 "not supported for dashless options");
5c400ed2 328 switch (opts->type) {
b04ba2bb 329 case OPTION_COUNTUP:
5c400ed2
JN
330 case OPTION_BIT:
331 case OPTION_NEGBIT:
332 case OPTION_SET_INT:
333 case OPTION_SET_PTR:
334 case OPTION_NUMBER:
335 if ((opts->flags & PARSE_OPT_OPTARG) ||
336 !(opts->flags & PARSE_OPT_NOARG))
337 err |= optbug(opts, "should not accept an argument");
338 default:
339 ; /* ok. (usually accepts an argument) */
340 }
cb9d398c 341 }
cb9d398c 342 if (err)
1e5ce570 343 exit(128);
cb9d398c
PH
344}
345
7e7bbcb4 346void parse_options_start(struct parse_opt_ctx_t *ctx,
37782920 347 int argc, const char **argv, const char *prefix,
9ca1169f 348 const struct option *options, int flags)
7e7bbcb4
PH
349{
350 memset(ctx, 0, sizeof(*ctx));
351 ctx->argc = argc - 1;
352 ctx->argv = argv + 1;
353 ctx->out = argv;
37782920 354 ctx->prefix = prefix;
a32a4eaa 355 ctx->cpidx = ((flags & PARSE_OPT_KEEP_ARGV0) != 0);
7e7bbcb4 356 ctx->flags = flags;
0d260f9a
RS
357 if ((flags & PARSE_OPT_KEEP_UNKNOWN) &&
358 (flags & PARSE_OPT_STOP_AT_NON_OPTION))
359 die("STOP_AT_NON_OPTION and KEEP_UNKNOWN don't go together");
9ca1169f 360 parse_options_check(options);
7e7bbcb4
PH
361}
362
47e9cd28
TR
363static int usage_with_options_internal(struct parse_opt_ctx_t *,
364 const char * const *,
9c7304e3 365 const struct option *, int, int);
dd3bf0f4 366
ff43ec3e
PH
367int parse_options_step(struct parse_opt_ctx_t *ctx,
368 const struct option *options,
369 const char * const usagestr[])
4a59fd13 370{
b92891f9
RS
371 int internal_help = !(ctx->flags & PARSE_OPT_NO_INTERNAL_HELP);
372
26141b5b
PH
373 /* we must reset ->opt, unknown short option leave it dangling */
374 ctx->opt = NULL;
375
ff43ec3e
PH
376 for (; ctx->argc; ctx->argc--, ctx->argv++) {
377 const char *arg = ctx->argv[0];
4a59fd13
PH
378
379 if (*arg != '-' || !arg[1]) {
51a9949e
RS
380 if (parse_nodash_opt(ctx, arg, options) == 0)
381 continue;
ff43ec3e 382 if (ctx->flags & PARSE_OPT_STOP_AT_NON_OPTION)
979240fe 383 return PARSE_OPT_NON_OPTION;
ff43ec3e 384 ctx->out[ctx->cpidx++] = ctx->argv[0];
4a59fd13
PH
385 continue;
386 }
387
388 if (arg[1] != '-') {
ff43ec3e 389 ctx->opt = arg + 1;
b92891f9 390 if (internal_help && *ctx->opt == 'h')
47e9cd28 391 return parse_options_usage(ctx, usagestr, options, 0);
07fe54db
PH
392 switch (parse_short_opt(ctx, options)) {
393 case -1:
47e9cd28 394 return parse_options_usage(ctx, usagestr, options, 1);
07fe54db 395 case -2:
38916c5b
RS
396 if (ctx->opt)
397 check_typos(arg + 1, options);
b5ce3a54 398 goto unknown;
07fe54db 399 }
ff43ec3e 400 if (ctx->opt)
3a9f0f41 401 check_typos(arg + 1, options);
ff43ec3e 402 while (ctx->opt) {
b92891f9 403 if (internal_help && *ctx->opt == 'h')
47e9cd28 404 return parse_options_usage(ctx, usagestr, options, 0);
07fe54db
PH
405 switch (parse_short_opt(ctx, options)) {
406 case -1:
47e9cd28 407 return parse_options_usage(ctx, usagestr, options, 1);
07fe54db 408 case -2:
26141b5b
PH
409 /* fake a short option thing to hide the fact that we may have
410 * started to parse aggregated stuff
411 *
412 * This is leaky, too bad.
413 */
414 ctx->argv[0] = xstrdup(ctx->opt - 1);
415 *(char *)ctx->argv[0] = '-';
b5ce3a54 416 goto unknown;
07fe54db 417 }
3a9f0f41 418 }
4a59fd13
PH
419 continue;
420 }
421
422 if (!arg[2]) { /* "--" */
ff43ec3e
PH
423 if (!(ctx->flags & PARSE_OPT_KEEP_DASHDASH)) {
424 ctx->argc--;
425 ctx->argv++;
4a59fd13
PH
426 }
427 break;
428 }
429
b92891f9 430 if (internal_help && !strcmp(arg + 2, "help-all"))
47e9cd28 431 return usage_with_options_internal(ctx, usagestr, options, 1, 0);
b92891f9 432 if (internal_help && !strcmp(arg + 2, "help"))
47e9cd28 433 return parse_options_usage(ctx, usagestr, options, 0);
07fe54db
PH
434 switch (parse_long_opt(ctx, arg + 2, options)) {
435 case -1:
47e9cd28 436 return parse_options_usage(ctx, usagestr, options, 1);
07fe54db 437 case -2:
b5ce3a54 438 goto unknown;
07fe54db 439 }
b5ce3a54
RS
440 continue;
441unknown:
442 if (!(ctx->flags & PARSE_OPT_KEEP_UNKNOWN))
443 return PARSE_OPT_UNKNOWN;
444 ctx->out[ctx->cpidx++] = ctx->argv[0];
445 ctx->opt = NULL;
ff43ec3e
PH
446 }
447 return PARSE_OPT_DONE;
448}
449
450int parse_options_end(struct parse_opt_ctx_t *ctx)
451{
452 memmove(ctx->out + ctx->cpidx, ctx->argv, ctx->argc * sizeof(*ctx->out));
453 ctx->out[ctx->cpidx + ctx->argc] = NULL;
454 return ctx->cpidx + ctx->argc;
455}
456
37782920
SB
457int parse_options(int argc, const char **argv, const char *prefix,
458 const struct option *options, const char * const usagestr[],
459 int flags)
ff43ec3e
PH
460{
461 struct parse_opt_ctx_t ctx;
462
9ca1169f 463 parse_options_start(&ctx, argc, argv, prefix, options, flags);
ff43ec3e
PH
464 switch (parse_options_step(&ctx, options, usagestr)) {
465 case PARSE_OPT_HELP:
466 exit(129);
979240fe 467 case PARSE_OPT_NON_OPTION:
ff43ec3e
PH
468 case PARSE_OPT_DONE:
469 break;
470 default: /* PARSE_OPT_UNKNOWN */
07fe54db
PH
471 if (ctx.argv[0][1] == '-') {
472 error("unknown option `%s'", ctx.argv[0] + 2);
473 } else {
474 error("unknown switch `%c'", *ctx.opt);
475 }
476 usage_with_options(usagestr, options);
4a59fd13
PH
477 }
478
76759c7d 479 precompose_argv(argc, argv);
7e7bbcb4 480 return parse_options_end(&ctx);
4a59fd13 481}
d7a38c54 482
9c7304e3 483static int usage_argh(const struct option *opts, FILE *outfile)
29f25d49
SB
484{
485 const char *s;
34aec9f5 486 int literal = (opts->flags & PARSE_OPT_LITERAL_ARGHELP) || !opts->argh;
29f25d49
SB
487 if (opts->flags & PARSE_OPT_OPTARG)
488 if (opts->long_name)
489 s = literal ? "[=%s]" : "[=<%s>]";
490 else
491 s = literal ? "[%s]" : "[<%s>]";
492 else
493 s = literal ? " %s" : " <%s>";
54e6dc7d 494 return fprintf(outfile, s, opts->argh ? _(opts->argh) : _("..."));
29f25d49
SB
495}
496
d7a38c54
PH
497#define USAGE_OPTS_WIDTH 24
498#define USAGE_GAP 2
499
47e9cd28
TR
500static int usage_with_options_internal(struct parse_opt_ctx_t *ctx,
501 const char * const *usagestr,
502 const struct option *opts, int full, int err)
d7a38c54 503{
9c7304e3
GS
504 FILE *outfile = err ? stderr : stdout;
505
49b61802
RS
506 if (!usagestr)
507 return PARSE_OPT_HELP;
508
47e9cd28
TR
509 if (!err && ctx && ctx->flags & PARSE_OPT_SHELL_EVAL)
510 fprintf(outfile, "cat <<\\EOF\n");
511
54e6dc7d 512 fprintf_ln(outfile, _("usage: %s"), _(*usagestr++));
f389c808 513 while (*usagestr && **usagestr)
54e6dc7d
NTND
514 /* TRANSLATORS: the colon here should align with the
515 one in "usage: %s" translation */
516 fprintf_ln(outfile, _(" or: %s"), _(*usagestr++));
44d86e91 517 while (*usagestr) {
54e6dc7d
NTND
518 if (**usagestr)
519 fprintf_ln(outfile, _(" %s"), _(*usagestr));
520 else
521 putchar('\n');
44d86e91
JK
522 usagestr++;
523 }
d7a38c54
PH
524
525 if (opts->type != OPTION_GROUP)
9c7304e3 526 fputc('\n', outfile);
d7a38c54
PH
527
528 for (; opts->type != OPTION_END; opts++) {
529 size_t pos;
530 int pad;
531
532 if (opts->type == OPTION_GROUP) {
9c7304e3 533 fputc('\n', outfile);
d7a38c54 534 if (*opts->help)
54e6dc7d 535 fprintf(outfile, "%s\n", _(opts->help));
d7a38c54
PH
536 continue;
537 }
dd3bf0f4
PH
538 if (!full && (opts->flags & PARSE_OPT_HIDDEN))
539 continue;
d7a38c54 540
9c7304e3 541 pos = fprintf(outfile, " ");
cbb08c2e 542 if (opts->short_name) {
51a9949e 543 if (opts->flags & PARSE_OPT_NODASH)
9c7304e3 544 pos += fprintf(outfile, "%c", opts->short_name);
51a9949e 545 else
9c7304e3 546 pos += fprintf(outfile, "-%c", opts->short_name);
51a9949e 547 }
d7a38c54 548 if (opts->long_name && opts->short_name)
9c7304e3 549 pos += fprintf(outfile, ", ");
d7a38c54 550 if (opts->long_name)
cbb08c2e 551 pos += fprintf(outfile, "--%s", opts->long_name);
e0319ff5 552 if (opts->type == OPTION_NUMBER)
9c7304e3 553 pos += fprintf(outfile, "-NUM");
d7a38c54 554
b57c68a6
JN
555 if ((opts->flags & PARSE_OPT_LITERAL_ARGHELP) ||
556 !(opts->flags & PARSE_OPT_NOARG))
9c7304e3 557 pos += usage_argh(opts, outfile);
d7a38c54 558
f389c808
AR
559 if (pos <= USAGE_OPTS_WIDTH)
560 pad = USAGE_OPTS_WIDTH - pos;
d7a38c54 561 else {
9c7304e3 562 fputc('\n', outfile);
d7a38c54
PH
563 pad = USAGE_OPTS_WIDTH;
564 }
54e6dc7d 565 fprintf(outfile, "%*s%s\n", pad + USAGE_GAP, "", _(opts->help));
d7a38c54 566 }
9c7304e3 567 fputc('\n', outfile);
f389c808 568
47e9cd28
TR
569 if (!err && ctx && ctx->flags & PARSE_OPT_SHELL_EVAL)
570 fputs("EOF\n", outfile);
571
ee68b87a 572 return PARSE_OPT_HELP;
d7a38c54 573}
0ce865b1 574
c2e86add 575void NORETURN usage_with_options(const char * const *usagestr,
ff43ec3e 576 const struct option *opts)
dd3bf0f4 577{
47e9cd28 578 usage_with_options_internal(NULL, usagestr, opts, 0, 1);
ff43ec3e 579 exit(129);
dd3bf0f4
PH
580}
581
c2e86add 582void NORETURN usage_msg_opt(const char *msg,
451bb210
CC
583 const char * const *usagestr,
584 const struct option *options)
585{
586 fprintf(stderr, "%s\n\n", msg);
587 usage_with_options(usagestr, options);
588}
589
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590static int parse_options_usage(struct parse_opt_ctx_t *ctx,
591 const char * const *usagestr,
9c7304e3 592 const struct option *opts, int err)
ee68b87a 593{
47e9cd28 594 return usage_with_options_internal(ctx, usagestr, opts, 0, err);
ee68b87a
PH
595}
596