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Commit | Line | Data |
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6dbe3af9 KZ |
1 | /* |
2 | * Copyright (c) 1989, 1993, 1994 | |
3 | * The Regents of the University of California. All rights reserved. | |
4 | * | |
7d07df62 KZ |
5 | * Copyright (C) 2017 Karel Zak <kzak@redhat.com> |
6 | * | |
6dbe3af9 KZ |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions | |
9 | * are met: | |
10 | * 1. Redistributions of source code must retain the above copyright | |
11 | * notice, this list of conditions and the following disclaimer. | |
12 | * 2. Redistributions in binary form must reproduce the above copyright | |
13 | * notice, this list of conditions and the following disclaimer in the | |
14 | * documentation and/or other materials provided with the distribution. | |
15 | * 3. All advertising materials mentioning features or use of this software | |
16 | * must display the following acknowledgement: | |
17 | * This product includes software developed by the University of | |
18 | * California, Berkeley and its contributors. | |
19 | * 4. Neither the name of the University nor the names of its contributors | |
20 | * may be used to endorse or promote products derived from this software | |
21 | * without specific prior written permission. | |
22 | * | |
23 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
24 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
25 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
26 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
27 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
28 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
29 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
30 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
31 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
32 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
33 | * SUCH DAMAGE. | |
34 | */ | |
6dbe3af9 KZ |
35 | #include <sys/types.h> |
36 | #include <sys/ioctl.h> | |
37 | ||
38 | #include <ctype.h> | |
6dbe3af9 | 39 | #include <stdio.h> |
fd6b7a7f | 40 | #include <unistd.h> |
6dbe3af9 KZ |
41 | #include <stdlib.h> |
42 | #include <string.h> | |
a4cc8dfe SK |
43 | #include <errno.h> |
44 | #include <getopt.h> | |
6dbe3af9 | 45 | |
3b56eea7 | 46 | #include "nls.h" |
eb76ca98 | 47 | #include "c.h" |
9ea8ded3 | 48 | #include "widechar.h" |
a29e40ca | 49 | #include "xalloc.h" |
02b77f7b | 50 | #include "strutils.h" |
b87cbe84 | 51 | #include "closestream.h" |
3b56eea7 | 52 | #include "ttyutils.h" |
11a1092a | 53 | #include "strv.h" |
be03f652 | 54 | #include "optutils.h" |
eb63b9b8 | 55 | |
4762ae9d | 56 | #include "libsmartcols.h" |
eb63b9b8 | 57 | |
739e58ff | 58 | #define TABCHAR_CELLS 8 |
683ddbd5 | 59 | |
7d07df62 KZ |
60 | enum { |
61 | COLUMN_MODE_FILLCOLS = 0, | |
62 | COLUMN_MODE_FILLROWS, | |
63 | COLUMN_MODE_TABLE, | |
64 | COLUMN_MODE_SIMPLE | |
65 | }; | |
66 | ||
67 | struct column_control { | |
2593c139 | 68 | int mode; /* COLUMN_MODE_* */ |
0784187d | 69 | size_t termwidth; |
2593c139 | 70 | |
4762ae9d KZ |
71 | struct libscols_table *tab; |
72 | ||
7e947f48 KZ |
73 | char **tab_colnames; /* array with column names */ |
74 | const char *tab_name; /* table name */ | |
75 | const char *tab_order; /* --table-order */ | |
76 | ||
1ae24ec2 KZ |
77 | const char *tab_colright; /* --table-right */ |
78 | const char *tab_coltrunc; /* --table-trunc */ | |
79 | const char *tab_colnoextrem; /* --table-noextreme */ | |
68916af3 | 80 | const char *tab_colwrap; /* --table-wrap */ |
9624f615 | 81 | const char *tab_colhide; /* --table-hide */ |
11a1092a | 82 | |
90852c3e KZ |
83 | const char *tree; |
84 | const char *tree_id; | |
85 | const char *tree_parent; | |
86 | ||
4762ae9d KZ |
87 | wchar_t *input_separator; |
88 | const char *output_separator; | |
89 | ||
0784187d KZ |
90 | wchar_t **ents; /* input entries */ |
91 | size_t nents; /* number of entries */ | |
92 | size_t maxlength; /* longest input record (line) */ | |
7d07df62 | 93 | |
9dbe8e1c KZ |
94 | unsigned int greedy :1, |
95 | json :1; | |
4762ae9d | 96 | }; |
7d07df62 | 97 | |
8f1be588 | 98 | static size_t width(const wchar_t *str) |
683ddbd5 | 99 | { |
8f1be588 | 100 | size_t width = 0; |
683ddbd5 KZ |
101 | |
102 | for (; *str != '\0'; str++) { | |
8f1be588 KZ |
103 | #ifdef HAVE_WIDECHAR |
104 | int x = wcwidth(*str); /* don't use wcswidth(), need to ignore non-printable */ | |
683ddbd5 KZ |
105 | if (x > 0) |
106 | width += x; | |
683ddbd5 | 107 | #else |
683ddbd5 KZ |
108 | if (isprint(*str)) |
109 | width++; | |
8f1be588 | 110 | #endif |
683ddbd5 KZ |
111 | } |
112 | return width; | |
113 | } | |
683ddbd5 | 114 | |
37d84d6d KZ |
115 | static wchar_t *mbs_to_wcs(const char *s) |
116 | { | |
8f1be588 | 117 | #ifdef HAVE_WIDECHAR |
37d84d6d KZ |
118 | ssize_t n; |
119 | wchar_t *wcs; | |
120 | ||
121 | n = mbstowcs((wchar_t *)0, s, 0); | |
122 | if (n < 0) | |
123 | return NULL; | |
86399c33 | 124 | wcs = xcalloc((n + 1) * sizeof(wchar_t), 1); |
37d84d6d KZ |
125 | n = mbstowcs(wcs, s, n + 1); |
126 | if (n < 0) { | |
127 | free(wcs); | |
128 | return NULL; | |
129 | } | |
130 | return wcs; | |
8f1be588 | 131 | #else |
8bc5195b | 132 | return xstrdup(s); |
37d84d6d | 133 | #endif |
8f1be588 | 134 | } |
37d84d6d | 135 | |
4762ae9d KZ |
136 | static char *wcs_to_mbs(const wchar_t *s) |
137 | { | |
138 | #ifdef HAVE_WIDECHAR | |
139 | size_t n; | |
140 | char *str; | |
141 | ||
142 | n = wcstombs(NULL, s, 0); | |
143 | if (n == (size_t) -1) | |
144 | return NULL; | |
145 | ||
86399c33 | 146 | str = xcalloc(n + 1, 1); |
4762ae9d KZ |
147 | if (wcstombs(str, s, n) == (size_t) -1) { |
148 | free(str); | |
149 | return NULL; | |
150 | } | |
151 | return str; | |
152 | #else | |
8bc5195b | 153 | return xstrdup(s); |
4762ae9d KZ |
154 | #endif |
155 | } | |
156 | ||
157 | static wchar_t *local_wcstok(wchar_t *p, const wchar_t *separator, int greedy, wchar_t **state) | |
158 | { | |
159 | wchar_t *result = NULL; | |
160 | ||
161 | if (greedy) | |
162 | return wcstok(p, separator, state); | |
163 | if (!p) { | |
164 | if (!*state || !**state) | |
165 | return NULL; | |
166 | p = *state; | |
167 | } | |
168 | result = p; | |
169 | p = wcspbrk(result, separator); | |
170 | if (!p) | |
171 | *state = NULL; | |
172 | else { | |
173 | *p = '\0'; | |
174 | *state = p + 1; | |
175 | } | |
176 | return result; | |
177 | } | |
178 | ||
dbed2f8c | 179 | static char **split_or_error(const char *str, const char *errmsg) |
11a1092a | 180 | { |
dbed2f8c KZ |
181 | char **res = strv_split(str, ","); |
182 | if (!res) { | |
11a1092a KZ |
183 | if (errno == ENOMEM) |
184 | err_oom(); | |
dbed2f8c | 185 | errx(EXIT_FAILURE, "%s: '%s'", errmsg, str); |
11a1092a | 186 | } |
dbed2f8c | 187 | return res; |
11a1092a KZ |
188 | } |
189 | ||
4762ae9d KZ |
190 | static void init_table(struct column_control *ctl) |
191 | { | |
192 | scols_init_debug(0); | |
193 | ||
194 | ctl->tab = scols_new_table(); | |
195 | if (!ctl->tab) | |
196 | err(EXIT_FAILURE, _("failed to allocate output table")); | |
197 | ||
198 | scols_table_set_column_separator(ctl->tab, ctl->output_separator); | |
9dbe8e1c KZ |
199 | if (ctl->json) { |
200 | scols_table_enable_json(ctl->tab, 1); | |
201 | scols_table_set_name(ctl->tab, ctl->tab_name ? : "table"); | |
202 | } | |
11a1092a KZ |
203 | if (ctl->tab_colnames) { |
204 | char **name; | |
205 | ||
206 | STRV_FOREACH(name, ctl->tab_colnames) | |
207 | scols_table_new_column(ctl->tab, *name, 0, 0); | |
208 | } else | |
209 | scols_table_enable_noheadings(ctl->tab, 1); | |
4762ae9d KZ |
210 | } |
211 | ||
dbed2f8c KZ |
212 | static struct libscols_column *string_to_column(struct column_control *ctl, const char *str) |
213 | { | |
214 | uint32_t colnum = 0; | |
215 | ||
216 | if (isdigit_string(str)) | |
217 | colnum = strtou32_or_err(str, _("failed to parse column")) - 1; | |
218 | else { | |
219 | char **name; | |
220 | ||
221 | STRV_FOREACH(name, ctl->tab_colnames) { | |
222 | if (strcasecmp(*name, str) == 0) | |
223 | break; | |
224 | colnum++; | |
225 | } | |
226 | if (!name || !*name) | |
227 | errx(EXIT_FAILURE, _("undefined column name '%s'"), str); | |
228 | } | |
229 | ||
230 | return scols_table_get_column(ctl->tab, colnum); | |
231 | } | |
232 | ||
c728e000 KZ |
233 | static struct libscols_column *get_last_visible_column(struct column_control *ctl) |
234 | { | |
235 | struct libscols_iter *itr; | |
236 | struct libscols_column *cl, *last = NULL; | |
237 | ||
238 | itr = scols_new_iter(SCOLS_ITER_FORWARD); | |
239 | if (!itr) | |
240 | err_oom(); | |
241 | ||
242 | while (scols_table_next_column(ctl->tab, itr, &cl) == 0) { | |
243 | if (scols_column_get_flags(cl) & SCOLS_FL_HIDDEN) | |
244 | continue; | |
245 | last = cl; | |
246 | } | |
247 | ||
248 | scols_free_iter(itr); | |
249 | return last; | |
250 | } | |
3ba01db0 | 251 | |
dbed2f8c KZ |
252 | static int column_set_flag(struct libscols_column *cl, int fl) |
253 | { | |
254 | int cur = scols_column_get_flags(cl); | |
255 | ||
256 | return scols_column_set_flags(cl, cur | fl); | |
257 | } | |
258 | ||
3ba01db0 KZ |
259 | static void apply_columnflag_from_list(struct column_control *ctl, const char *list, |
260 | int flag, const char *errmsg) | |
261 | { | |
262 | char **all = split_or_error(list, errmsg); | |
263 | char **one; | |
264 | ||
265 | STRV_FOREACH(one, all) { | |
266 | struct libscols_column *cl = string_to_column(ctl, *one); | |
267 | if (cl) | |
268 | column_set_flag(cl, flag); | |
269 | } | |
270 | strv_free(all); | |
271 | } | |
272 | ||
166271a9 KZ |
273 | static void reorder_table(struct column_control *ctl) |
274 | { | |
275 | struct libscols_column **wanted, *last = NULL; | |
276 | size_t i, count = 0; | |
277 | size_t ncols = scols_table_get_ncols(ctl->tab); | |
278 | char **order = split_or_error(ctl->tab_order, _("failed to parse --table-order list")); | |
279 | char **one; | |
280 | ||
281 | wanted = xcalloc(ncols, sizeof(struct libscols_column *)); | |
282 | ||
283 | STRV_FOREACH(one, order) { | |
284 | struct libscols_column *cl = string_to_column(ctl, *one); | |
285 | if (cl) | |
286 | wanted[count++] = cl; | |
287 | } | |
288 | ||
289 | for (i = 0; i < count; i++) { | |
290 | scols_table_move_column(ctl->tab, last, wanted[i]); | |
291 | last = wanted[i]; | |
292 | } | |
293 | } | |
294 | ||
90852c3e KZ |
295 | static void create_tree(struct column_control *ctl) |
296 | { | |
297 | struct libscols_column *cl_tree = string_to_column(ctl, ctl->tree); | |
298 | struct libscols_column *cl_p = string_to_column(ctl, ctl->tree_parent); | |
299 | struct libscols_column *cl_i = string_to_column(ctl, ctl->tree_id); | |
300 | struct libscols_iter *itr_p, *itr_i; | |
301 | struct libscols_line *ln_i; | |
302 | ||
303 | if (!cl_p || !cl_i || !cl_tree) | |
304 | return; /* silently ignore the tree request */ | |
305 | ||
306 | column_set_flag(cl_tree, SCOLS_FL_TREE); | |
307 | ||
308 | itr_p = scols_new_iter(SCOLS_ITER_FORWARD); | |
309 | itr_i = scols_new_iter(SCOLS_ITER_FORWARD); | |
310 | if (!itr_p || !itr_i) | |
311 | err_oom(); | |
312 | ||
313 | /* scan all lines for ID */ | |
314 | while (scols_table_next_line(ctl->tab, itr_i, &ln_i) == 0) { | |
315 | struct libscols_line *ln; | |
316 | struct libscols_cell *ce = scols_line_get_column_cell(ln_i, cl_i); | |
317 | const char *id = ce ? scols_cell_get_data(ce) : NULL; | |
318 | ||
319 | if (!id) | |
320 | continue; | |
321 | ||
322 | /* see if the ID is somewhere used in parent column */ | |
323 | scols_reset_iter(itr_p, SCOLS_ITER_FORWARD); | |
324 | while (scols_table_next_line(ctl->tab, itr_p, &ln) == 0) { | |
325 | const char *parent; | |
326 | ||
327 | ce = scols_line_get_column_cell(ln, cl_p); | |
328 | parent = ce ? scols_cell_get_data(ce) : NULL; | |
329 | ||
330 | if (!parent) | |
331 | continue; | |
c467fdaf | 332 | if (strcmp(id, parent) != 0) |
b0f00a94 | 333 | continue; |
c467fdaf | 334 | if (scols_line_is_ancestor(ln, ln_i)) |
b0f00a94 | 335 | continue; |
c467fdaf | 336 | scols_line_add_child(ln_i, ln); |
90852c3e KZ |
337 | } |
338 | } | |
339 | ||
340 | scols_free_iter(itr_p); | |
341 | scols_free_iter(itr_i); | |
342 | } | |
343 | ||
dbed2f8c KZ |
344 | static void modify_table(struct column_control *ctl) |
345 | { | |
3ba01db0 | 346 | scols_table_set_termwidth(ctl->tab, ctl->termwidth); |
bd6b5a64 | 347 | scols_table_set_termforce(ctl->tab, SCOLS_TERMFORCE_ALWAYS); |
3ba01db0 | 348 | |
3ba01db0 KZ |
349 | if (ctl->tab_colright) |
350 | apply_columnflag_from_list(ctl, ctl->tab_colright, | |
351 | SCOLS_FL_RIGHT, _("failed to parse --table-right list")); | |
352 | ||
3ba01db0 KZ |
353 | if (ctl->tab_coltrunc) |
354 | apply_columnflag_from_list(ctl, ctl->tab_coltrunc, | |
355 | SCOLS_FL_TRUNC , _("failed to parse --table-trunc list")); | |
1ae24ec2 KZ |
356 | |
357 | if (ctl->tab_colnoextrem) | |
358 | apply_columnflag_from_list(ctl, ctl->tab_colnoextrem, | |
359 | SCOLS_FL_NOEXTREMES , _("failed to parse --table-noextreme list")); | |
68916af3 KZ |
360 | |
361 | if (ctl->tab_colwrap) | |
362 | apply_columnflag_from_list(ctl, ctl->tab_colwrap, | |
363 | SCOLS_FL_WRAP , _("failed to parse --table-wrap list")); | |
364 | ||
9624f615 KZ |
365 | if (ctl->tab_colhide) |
366 | apply_columnflag_from_list(ctl, ctl->tab_colhide, | |
367 | SCOLS_FL_HIDDEN , _("failed to parse --table-hide list")); | |
166271a9 | 368 | |
c728e000 KZ |
369 | if (!ctl->tab_colnoextrem) { |
370 | struct libscols_column *cl = get_last_visible_column(ctl); | |
371 | if (cl) | |
372 | column_set_flag(cl, SCOLS_FL_NOEXTREMES); | |
373 | } | |
374 | ||
90852c3e KZ |
375 | if (ctl->tree) |
376 | create_tree(ctl); | |
166271a9 KZ |
377 | |
378 | /* This must be the last step! */ | |
379 | if (ctl->tab_order) | |
380 | reorder_table(ctl); | |
dbed2f8c KZ |
381 | } |
382 | ||
166271a9 | 383 | |
4762ae9d KZ |
384 | static int add_line_to_table(struct column_control *ctl, wchar_t *wcs) |
385 | { | |
386 | wchar_t *wcdata, *sv = NULL; | |
387 | size_t n = 0; | |
388 | struct libscols_line *ln = NULL; | |
389 | ||
390 | if (!ctl->tab) | |
391 | init_table(ctl); | |
392 | ||
393 | while ((wcdata = local_wcstok(wcs, ctl->input_separator, ctl->greedy, &sv))) { | |
394 | char *data; | |
395 | ||
cb3fdf2a KZ |
396 | if (scols_table_get_ncols(ctl->tab) < n + 1) { |
397 | if (scols_table_is_json(ctl->tab)) | |
398 | errx(EXIT_FAILURE, _("line %zu: for JSON the name of the " | |
399 | "column %zu is required"), | |
400 | scols_table_get_nlines(ctl->tab) + 1, | |
401 | n + 1); | |
4762ae9d | 402 | scols_table_new_column(ctl->tab, NULL, 0, 0); |
cb3fdf2a | 403 | } |
4762ae9d KZ |
404 | if (!ln) { |
405 | ln = scols_table_new_line(ctl->tab, NULL); | |
406 | if (!ln) | |
407 | err(EXIT_FAILURE, _("failed to allocate output line")); | |
408 | } | |
409 | data = wcs_to_mbs(wcdata); | |
410 | if (!data) | |
411 | err(EXIT_FAILURE, _("failed to allocate output data")); | |
412 | if (scols_line_refer_data(ln, n, data)) | |
413 | err(EXIT_FAILURE, _("failed to add output data")); | |
414 | n++; | |
415 | wcs = NULL; | |
416 | } | |
417 | ||
418 | return 0; | |
419 | } | |
420 | ||
37d84d6d KZ |
421 | static int read_input(struct column_control *ctl, FILE *fp) |
422 | { | |
423 | char *buf = NULL; | |
424 | size_t bufsz = 0; | |
425 | size_t maxents = 0; | |
4762ae9d | 426 | int rc = 0; |
37d84d6d KZ |
427 | |
428 | do { | |
429 | char *str, *p; | |
4762ae9d | 430 | wchar_t *wcs = NULL; |
37d84d6d KZ |
431 | size_t len; |
432 | ||
433 | if (getline(&buf, &bufsz, fp) < 0) { | |
434 | if (feof(fp)) | |
435 | break; | |
4762ae9d | 436 | err(EXIT_FAILURE, _("read failed")); |
37d84d6d KZ |
437 | } |
438 | str = (char *) skip_space(buf); | |
439 | if (str) { | |
440 | p = strchr(str, '\n'); | |
441 | if (p) | |
442 | *p = '\0'; | |
443 | } | |
444 | if (!str || !*str) | |
445 | continue; | |
446 | ||
4762ae9d KZ |
447 | wcs = mbs_to_wcs(str); |
448 | if (!wcs) | |
449 | err(EXIT_FAILURE, _("read failed")); | |
450 | ||
37d84d6d KZ |
451 | switch (ctl->mode) { |
452 | case COLUMN_MODE_TABLE: | |
4762ae9d KZ |
453 | rc = add_line_to_table(ctl, wcs); |
454 | free(wcs); | |
455 | break; | |
37d84d6d KZ |
456 | |
457 | case COLUMN_MODE_FILLCOLS: | |
458 | case COLUMN_MODE_FILLROWS: | |
459 | if (ctl->nents <= maxents) { | |
460 | maxents += 1000; | |
461 | ctl->ents = xrealloc(ctl->ents, | |
462 | maxents * sizeof(wchar_t *)); | |
463 | } | |
4762ae9d | 464 | ctl->ents[ctl->nents] = wcs; |
37d84d6d KZ |
465 | len = width(ctl->ents[ctl->nents]); |
466 | if (ctl->maxlength < len) | |
467 | ctl->maxlength = len; | |
468 | ctl->nents++; | |
469 | break; | |
470 | } | |
4762ae9d | 471 | } while (rc == 0); |
37d84d6d | 472 | |
4762ae9d | 473 | return rc; |
37d84d6d KZ |
474 | } |
475 | ||
476 | ||
477 | static void columnate_fillrows(struct column_control *ctl) | |
478 | { | |
479 | size_t chcnt, col, cnt, endcol, numcols; | |
480 | wchar_t **lp; | |
481 | ||
739e58ff | 482 | ctl->maxlength = (ctl->maxlength + TABCHAR_CELLS) & ~(TABCHAR_CELLS - 1); |
37d84d6d KZ |
483 | numcols = ctl->termwidth / ctl->maxlength; |
484 | endcol = ctl->maxlength; | |
485 | for (chcnt = col = 0, lp = ctl->ents;; ++lp) { | |
486 | fputws(*lp, stdout); | |
487 | chcnt += width(*lp); | |
488 | if (!--ctl->nents) | |
489 | break; | |
490 | if (++col == numcols) { | |
491 | chcnt = col = 0; | |
492 | endcol = ctl->maxlength; | |
493 | putwchar('\n'); | |
494 | } else { | |
739e58ff | 495 | while ((cnt = ((chcnt + TABCHAR_CELLS) & ~(TABCHAR_CELLS - 1))) <= endcol) { |
37d84d6d KZ |
496 | putwchar('\t'); |
497 | chcnt = cnt; | |
498 | } | |
499 | endcol += ctl->maxlength; | |
500 | } | |
501 | } | |
502 | if (chcnt) | |
503 | putwchar('\n'); | |
504 | } | |
505 | ||
506 | static void columnate_fillcols(struct column_control *ctl) | |
507 | { | |
508 | size_t base, chcnt, cnt, col, endcol, numcols, numrows, row; | |
509 | ||
739e58ff | 510 | ctl->maxlength = (ctl->maxlength + TABCHAR_CELLS) & ~(TABCHAR_CELLS - 1); |
37d84d6d KZ |
511 | numcols = ctl->termwidth / ctl->maxlength; |
512 | if (!numcols) | |
513 | numcols = 1; | |
514 | numrows = ctl->nents / numcols; | |
515 | if (ctl->nents % numcols) | |
516 | ++numrows; | |
517 | ||
518 | for (row = 0; row < numrows; ++row) { | |
519 | endcol = ctl->maxlength; | |
520 | for (base = row, chcnt = col = 0; col < numcols; ++col) { | |
521 | fputws(ctl->ents[base], stdout); | |
522 | chcnt += width(ctl->ents[base]); | |
523 | if ((base += numrows) >= ctl->nents) | |
524 | break; | |
739e58ff | 525 | while ((cnt = ((chcnt + TABCHAR_CELLS) & ~(TABCHAR_CELLS - 1))) <= endcol) { |
37d84d6d KZ |
526 | putwchar('\t'); |
527 | chcnt = cnt; | |
528 | } | |
529 | endcol += ctl->maxlength; | |
530 | } | |
531 | putwchar('\n'); | |
532 | } | |
533 | } | |
534 | ||
535 | static void simple_print(struct column_control *ctl) | |
536 | { | |
537 | int cnt; | |
538 | wchar_t **lp; | |
539 | ||
540 | for (cnt = ctl->nents, lp = ctl->ents; cnt--; ++lp) { | |
541 | fputws(*lp, stdout); | |
542 | putwchar('\n'); | |
543 | } | |
544 | } | |
545 | ||
a4cc8dfe SK |
546 | static void __attribute__((__noreturn__)) usage(int rc) |
547 | { | |
548 | FILE *out = rc == EXIT_FAILURE ? stderr : stdout; | |
549 | ||
3eed42f3 | 550 | fputs(USAGE_HEADER, out); |
4ce393f4 | 551 | fprintf(out, _(" %s [options] [<file>...]\n"), program_invocation_short_name); |
451dbcfa BS |
552 | |
553 | fputs(USAGE_SEPARATOR, out); | |
554 | fputs(_("Columnate lists.\n"), out); | |
555 | ||
3eed42f3 | 556 | fputs(USAGE_OPTIONS, out); |
d7a3bf94 | 557 | fputs(_(" -t, --table create a table\n"), out); |
7e947f48 KZ |
558 | fputs(_(" -n, --table-name <name> table name for JSON output\n"), out); |
559 | fputs(_(" -O, --table-order <columns> specify order of output columns\n"), out); | |
01e335c9 | 560 | fputs(_(" -N, --table-columns <names> comma separated columns names\n"), out); |
7e947f48 KZ |
561 | fputs(_(" -E, --table-noextreme <columns> don't count long text from the columns to column width\n"), out); |
562 | fputs(_(" -H, --table-hide <columns> don't print the columns\n"), out); | |
01e335c9 | 563 | fputs(_(" -R, --table-right <columns> right align text in these columns\n"), out); |
1ae24ec2 | 564 | fputs(_(" -T, --table-truncate <columns> truncate text in the columns when necessary\n"), out); |
68916af3 | 565 | fputs(_(" -W, --table-wrap <columns> wrap text in the columns when necessary\n"), out); |
7e947f48 KZ |
566 | fputs(_(" -J, --json use JSON output format for table\n"), out); |
567 | ||
74cc7c25 | 568 | fputs(USAGE_SEPARATOR, out); |
90852c3e KZ |
569 | fputs(_(" -r, --tree <column> column to use tree-like output for the table\n"), out); |
570 | fputs(_(" -i, --tree-id <column> line ID to specify child-parent relation\n"), out); | |
571 | fputs(_(" -p, --tree-parent <column> parent to specify child-parent relation\n"), out); | |
572 | ||
7e947f48 | 573 | fputs(USAGE_SEPARATOR, out); |
d7a3bf94 | 574 | fputs(_(" -c, --output-width <width> width of output in number of characters\n"), out); |
7e947f48 KZ |
575 | fputs(_(" -o, --output-separator <string> columns separator for table output (default is two spaces)\n"), out); |
576 | fputs(_(" -s, --separator <string> possible table delimiters\n"), out); | |
d7a3bf94 | 577 | fputs(_(" -x, --fillrows fill rows before columns\n"), out); |
7e947f48 | 578 | |
3eed42f3 SK |
579 | fputs(USAGE_SEPARATOR, out); |
580 | fputs(USAGE_HELP, out); | |
581 | fputs(USAGE_VERSION, out); | |
582 | fprintf(out, USAGE_MAN_TAIL("column(1)")); | |
a4cc8dfe | 583 | |
a4cc8dfe SK |
584 | exit(rc); |
585 | } | |
1df29104 SK |
586 | |
587 | int main(int argc, char **argv) | |
6dbe3af9 | 588 | { |
2593c139 KZ |
589 | struct column_control ctl = { |
590 | .mode = COLUMN_MODE_FILLCOLS, | |
bd6b5a64 KZ |
591 | .greedy = 1, |
592 | .termwidth = (size_t) -1 | |
2593c139 | 593 | }; |
7d07df62 | 594 | |
be03f652 | 595 | int c; |
daf093d2 | 596 | unsigned int eval = 0; /* exit value */ |
daf093d2 SK |
597 | |
598 | static const struct option longopts[] = | |
599 | { | |
11a1092a KZ |
600 | { "columns", required_argument, NULL, 'c' }, /* deprecated */ |
601 | { "fillrows", no_argument, NULL, 'x' }, | |
602 | { "help", no_argument, NULL, 'h' }, | |
7e947f48 | 603 | { "json", no_argument, NULL, 'J' }, |
11a1092a KZ |
604 | { "output-separator", required_argument, NULL, 'o' }, |
605 | { "output-width", required_argument, NULL, 'c' }, | |
606 | { "separator", required_argument, NULL, 's' }, | |
607 | { "table", no_argument, NULL, 't' }, | |
01e335c9 | 608 | { "table-columns", required_argument, NULL, 'N' }, |
7e947f48 KZ |
609 | { "table-hide", required_argument, NULL, 'H' }, |
610 | { "table-name", required_argument, NULL, 'n' }, | |
611 | { "table-noextreme", required_argument, NULL, 'E' }, | |
612 | { "table-order", required_argument, NULL, 'O' }, | |
01e335c9 | 613 | { "table-right", required_argument, NULL, 'R' }, |
3ba01db0 | 614 | { "table-truncate", required_argument, NULL, 'T' }, |
68916af3 | 615 | { "table-wrap", required_argument, NULL, 'W' }, |
90852c3e KZ |
616 | { "tree", required_argument, NULL, 'r' }, |
617 | { "tree-id", required_argument, NULL, 'i' }, | |
618 | { "tree-parent", required_argument, NULL, 'p' }, | |
11a1092a | 619 | { "version", no_argument, NULL, 'V' }, |
87918040 | 620 | { NULL, 0, NULL, 0 }, |
daf093d2 | 621 | }; |
be03f652 KZ |
622 | static const ul_excl_t excl[] = { /* rows and cols in ASCII order */ |
623 | { 'J','x' }, | |
624 | { 't','x' }, | |
625 | { 0 } | |
626 | }; | |
627 | int excl_st[ARRAY_SIZE(excl)] = UL_EXCL_STATUS_INIT; | |
daf093d2 | 628 | |
7eda085c KZ |
629 | setlocale(LC_ALL, ""); |
630 | bindtextdomain(PACKAGE, LOCALEDIR); | |
631 | textdomain(PACKAGE); | |
b87cbe84 | 632 | atexit(close_stdout); |
6dbe3af9 | 633 | |
4762ae9d KZ |
634 | ctl.output_separator = " "; |
635 | ctl.input_separator = mbs_to_wcs("\t "); | |
6dbe3af9 | 636 | |
90852c3e | 637 | while ((c = getopt_long(argc, argv, "c:E:H:hi:JN:n:O:o:p:R:r:s:T:tVW:x", longopts, NULL)) != -1) { |
be03f652 KZ |
638 | |
639 | err_exclusive_options(c, longopts, excl, excl_st); | |
640 | ||
641 | switch(c) { | |
7e947f48 KZ |
642 | case 'c': |
643 | ctl.termwidth = strtou32_or_err(optarg, _("invalid columns argument")); | |
644 | break; | |
1ae24ec2 KZ |
645 | case 'E': |
646 | ctl.tab_colnoextrem = optarg; | |
647 | break; | |
7e947f48 KZ |
648 | case 'H': |
649 | ctl.tab_colhide = optarg; | |
650 | break; | |
651 | case 'h': | |
652 | usage(EXIT_SUCCESS); | |
653 | break; | |
90852c3e KZ |
654 | case 'i': |
655 | ctl.tree_id = optarg; | |
656 | break; | |
9dbe8e1c KZ |
657 | case 'J': |
658 | ctl.json = 1; | |
659 | ctl.mode = COLUMN_MODE_TABLE; | |
660 | break; | |
11a1092a | 661 | case 'N': |
dbed2f8c | 662 | ctl.tab_colnames = split_or_error(optarg, _("failed to parse column names")); |
11a1092a | 663 | break; |
7e947f48 KZ |
664 | case 'n': |
665 | ctl.tab_name = optarg; | |
9624f615 | 666 | break; |
7e947f48 KZ |
667 | case 'O': |
668 | ctl.tab_order = optarg; | |
1ae90932 | 669 | break; |
7e947f48 KZ |
670 | case 'o': |
671 | ctl.output_separator = optarg; | |
6dbe3af9 | 672 | break; |
90852c3e KZ |
673 | case 'p': |
674 | ctl.tree_parent = optarg; | |
675 | break; | |
dbed2f8c KZ |
676 | case 'R': |
677 | ctl.tab_colright = optarg; | |
678 | break; | |
90852c3e KZ |
679 | case 'r': |
680 | ctl.tree = optarg; | |
681 | break; | |
6dbe3af9 | 682 | case 's': |
4762ae9d KZ |
683 | free(ctl.input_separator); |
684 | ctl.input_separator = mbs_to_wcs(optarg); | |
685 | ctl.greedy = 0; | |
6dbe3af9 | 686 | break; |
7e947f48 KZ |
687 | case 'T': |
688 | ctl.tab_coltrunc = optarg; | |
47bd8ddc | 689 | break; |
6dbe3af9 | 690 | case 't': |
7d07df62 | 691 | ctl.mode = COLUMN_MODE_TABLE; |
6dbe3af9 | 692 | break; |
7e947f48 KZ |
693 | case 'V': |
694 | printf(UTIL_LINUX_VERSION); | |
695 | return EXIT_SUCCESS; | |
68916af3 KZ |
696 | case 'W': |
697 | ctl.tab_colwrap = optarg; | |
698 | break; | |
6dbe3af9 | 699 | case 'x': |
7d07df62 | 700 | ctl.mode = COLUMN_MODE_FILLROWS; |
6dbe3af9 | 701 | break; |
6dbe3af9 | 702 | default: |
677ec86c | 703 | errtryhelp(EXIT_FAILURE); |
be03f652 | 704 | } |
1df29104 | 705 | } |
6dbe3af9 KZ |
706 | argc -= optind; |
707 | argv += optind; | |
708 | ||
bd6b5a64 KZ |
709 | if (ctl.termwidth == (size_t) -1) |
710 | ctl.termwidth = get_terminal_width(80); | |
711 | ||
90852c3e KZ |
712 | if (ctl.tree) { |
713 | ctl.mode = COLUMN_MODE_TABLE; | |
714 | if (!ctl.tree_parent || !ctl.tree_id) | |
715 | errx(EXIT_FAILURE, _("options --tree-id and --tree-parent are " | |
716 | "required for tree formatting")); | |
717 | } | |
718 | ||
7e947f48 KZ |
719 | if (ctl.mode != COLUMN_MODE_TABLE |
720 | && (ctl.tab_order || ctl.tab_name || ctl.tab_colwrap || | |
721 | ctl.tab_colhide || ctl.tab_coltrunc || ctl.tab_colnoextrem || | |
722 | ctl.tab_colright || ctl.tab_colnames)) | |
723 | errx(EXIT_FAILURE, _("option --table required for all --table-*")); | |
724 | ||
9dbe8e1c | 725 | if (ctl.tab_colnames == NULL && ctl.json) |
2483c4c9 | 726 | errx(EXIT_FAILURE, _("option --table-columns required for --json")); |
9dbe8e1c | 727 | |
6dbe3af9 | 728 | if (!*argv) |
d6b63b9f | 729 | eval += read_input(&ctl, stdin); |
1df29104 | 730 | else |
1ae90932 | 731 | for (; *argv; ++argv) { |
a46e644e KZ |
732 | FILE *fp; |
733 | ||
1ae90932 | 734 | if ((fp = fopen(*argv, "r")) != NULL) { |
d6b63b9f | 735 | eval += read_input(&ctl, fp); |
daf093d2 | 736 | fclose(fp); |
1ae90932 SK |
737 | } else { |
738 | warn("%s", *argv); | |
daf093d2 | 739 | eval += EXIT_FAILURE; |
1ae90932 | 740 | } |
6dbe3af9 KZ |
741 | } |
742 | ||
4762ae9d KZ |
743 | if (ctl.mode != COLUMN_MODE_TABLE) { |
744 | if (!ctl.nents) | |
745 | exit(eval); | |
746 | if (ctl.maxlength >= ctl.termwidth) | |
747 | ctl.mode = COLUMN_MODE_SIMPLE; | |
748 | } | |
7d07df62 KZ |
749 | |
750 | switch (ctl.mode) { | |
751 | case COLUMN_MODE_TABLE: | |
da06d421 KZ |
752 | if (ctl.tab && scols_table_get_nlines(ctl.tab)) { |
753 | modify_table(&ctl); | |
754 | eval = scols_print_table(ctl.tab); | |
755 | } | |
7d07df62 KZ |
756 | break; |
757 | case COLUMN_MODE_FILLCOLS: | |
2593c139 | 758 | columnate_fillcols(&ctl); |
7d07df62 KZ |
759 | break; |
760 | case COLUMN_MODE_FILLROWS: | |
2593c139 | 761 | columnate_fillrows(&ctl); |
7d07df62 KZ |
762 | break; |
763 | case COLUMN_MODE_SIMPLE: | |
d6b63b9f | 764 | simple_print(&ctl); |
7d07df62 KZ |
765 | break; |
766 | } | |
dcbca568 | 767 | |
7d07df62 | 768 | return eval == 0 ? EXIT_SUCCESS : EXIT_FAILURE; |
6dbe3af9 | 769 | } |