source: MondoRescue/branches/2.2.5/mindi-busybox/scripts/kconfig/symbol.c@ 1765

Last change on this file since 1765 was 1765, checked in by Bruno Cornec, 16 years ago

Update to busybox 1.7.2
  • Property svn:eol-style set to native
File size: 17.3 KB
Line 
1/*
2 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
3 * Released under the terms of the GNU GPL v2.0.
4 */
5
6#include <ctype.h>
7#include <stdlib.h>
8#include <string.h>
9#include <regex.h>
10#include <sys/utsname.h>
11
12#define LKC_DIRECT_LINK
13#include "lkc.h"
14
15struct symbol symbol_yes = {
16 .name = "y",
17 .curr = { "y", yes },
18 .flags = SYMBOL_YES|SYMBOL_VALID,
19}, symbol_mod = {
20 .name = "m",
21 .curr = { "m", mod },
22 .flags = SYMBOL_MOD|SYMBOL_VALID,
23}, symbol_no = {
24 .name = "n",
25 .curr = { "n", no },
26 .flags = SYMBOL_NO|SYMBOL_VALID,
27}, symbol_empty = {
28 .name = "",
29 .curr = { "", no },
30 .flags = SYMBOL_VALID,
31};
32
33int sym_change_count;
34struct symbol *modules_sym;
35tristate modules_val;
36
37void sym_add_default(struct symbol *sym, const char *def)
38{
39 struct property *prop = prop_alloc(P_DEFAULT, sym);
40
41 prop->expr = expr_alloc_symbol(sym_lookup(def, 1));
42}
43
44void sym_init(void)
45{
46 struct symbol *sym;
47 struct utsname uts;
48 char *p;
49 static bool inited = false;
50
51 if (inited)
52 return;
53 inited = true;
54
55 uname(&uts);
56
57 sym = sym_lookup("ARCH", 0);
58 sym->type = S_STRING;
59 sym->flags |= SYMBOL_AUTO;
60 p = getenv("ARCH");
61 if (p)
62 sym_add_default(sym, p);
63
64 sym = sym_lookup("KERNELVERSION", 0);
65 sym->type = S_STRING;
66 sym->flags |= SYMBOL_AUTO;
67 p = getenv("KERNELVERSION");
68 if (p)
69 sym_add_default(sym, p);
70
71 sym = sym_lookup("UNAME_RELEASE", 0);
72 sym->type = S_STRING;
73 sym->flags |= SYMBOL_AUTO;
74 sym_add_default(sym, uts.release);
75}
76
77enum symbol_type sym_get_type(struct symbol *sym)
78{
79 enum symbol_type type = sym->type;
80
81 if (type == S_TRISTATE) {
82 if (sym_is_choice_value(sym) && sym->visible == yes)
83 type = S_BOOLEAN;
84 else if (modules_val == no)
85 type = S_BOOLEAN;
86 }
87 return type;
88}
89
90const char *sym_type_name(enum symbol_type type)
91{
92 switch (type) {
93 case S_BOOLEAN:
94 return "boolean";
95 case S_TRISTATE:
96 return "tristate";
97 case S_INT:
98 return "integer";
99 case S_HEX:
100 return "hex";
101 case S_STRING:
102 return "string";
103 case S_UNKNOWN:
104 return "unknown";
105 case S_OTHER:
106 break;
107 }
108 return "???";
109}
110
111struct property *sym_get_choice_prop(struct symbol *sym)
112{
113 struct property *prop;
114
115 for_all_choices(sym, prop)
116 return prop;
117 return NULL;
118}
119
120struct property *sym_get_default_prop(struct symbol *sym)
121{
122 struct property *prop;
123
124 for_all_defaults(sym, prop) {
125 prop->visible.tri = expr_calc_value(prop->visible.expr);
126 if (prop->visible.tri != no)
127 return prop;
128 }
129 return NULL;
130}
131
132struct property *sym_get_range_prop(struct symbol *sym)
133{
134 struct property *prop;
135
136 for_all_properties(sym, prop, P_RANGE) {
137 prop->visible.tri = expr_calc_value(prop->visible.expr);
138 if (prop->visible.tri != no)
139 return prop;
140 }
141 return NULL;
142}
143
144static int sym_get_range_val(struct symbol *sym, int base)
145{
146 sym_calc_value(sym);
147 switch (sym->type) {
148 case S_INT:
149 base = 10;
150 break;
151 case S_HEX:
152 base = 16;
153 break;
154 default:
155 break;
156 }
157 return strtol(sym->curr.val, NULL, base);
158}
159
160static void sym_validate_range(struct symbol *sym)
161{
162 struct property *prop;
163 int base, val, val2;
164 char str[64];
165
166 switch (sym->type) {
167 case S_INT:
168 base = 10;
169 break;
170 case S_HEX:
171 base = 16;
172 break;
173 default:
174 return;
175 }
176 prop = sym_get_range_prop(sym);
177 if (!prop)
178 return;
179 val = strtol(sym->curr.val, NULL, base);
180 val2 = sym_get_range_val(prop->expr->left.sym, base);
181 if (val >= val2) {
182 val2 = sym_get_range_val(prop->expr->right.sym, base);
183 if (val <= val2)
184 return;
185 }
186 if (sym->type == S_INT)
187 sprintf(str, "%d", val2);
188 else
189 sprintf(str, "0x%x", val2);
190 sym->curr.val = strdup(str);
191}
192
193static void sym_calc_visibility(struct symbol *sym)
194{
195 struct property *prop;
196 tristate tri;
197
198 /* any prompt visible? */
199 tri = no;
200 for_all_prompts(sym, prop) {
201 prop->visible.tri = expr_calc_value(prop->visible.expr);
202 tri = E_OR(tri, prop->visible.tri);
203 }
204 if (tri == mod && (sym->type != S_TRISTATE || modules_val == no))
205 tri = yes;
206 if (sym->visible != tri) {
207 sym->visible = tri;
208 sym_set_changed(sym);
209 }
210 if (sym_is_choice_value(sym))
211 return;
212 tri = no;
213 if (sym->rev_dep.expr)
214 tri = expr_calc_value(sym->rev_dep.expr);
215 if (tri == mod && sym_get_type(sym) == S_BOOLEAN)
216 tri = yes;
217 if (sym->rev_dep.tri != tri) {
218 sym->rev_dep.tri = tri;
219 sym_set_changed(sym);
220 }
221}
222
223static struct symbol *sym_calc_choice(struct symbol *sym)
224{
225 struct symbol *def_sym;
226 struct property *prop;
227 struct expr *e;
228
229 /* is the user choice visible? */
230 def_sym = sym->user.val;
231 if (def_sym) {
232 sym_calc_visibility(def_sym);
233 if (def_sym->visible != no)
234 return def_sym;
235 }
236
237 /* any of the defaults visible? */
238 for_all_defaults(sym, prop) {
239 prop->visible.tri = expr_calc_value(prop->visible.expr);
240 if (prop->visible.tri == no)
241 continue;
242 def_sym = prop_get_symbol(prop);
243 sym_calc_visibility(def_sym);
244 if (def_sym->visible != no)
245 return def_sym;
246 }
247
248 /* just get the first visible value */
249 prop = sym_get_choice_prop(sym);
250 for (e = prop->expr; e; e = e->left.expr) {
251 def_sym = e->right.sym;
252 sym_calc_visibility(def_sym);
253 if (def_sym->visible != no)
254 return def_sym;
255 }
256
257 /* no choice? reset tristate value */
258 sym->curr.tri = no;
259 return NULL;
260}
261
262void sym_calc_value(struct symbol *sym)
263{
264 struct symbol_value newval, oldval;
265 struct property *prop;
266 struct expr *e;
267
268 if (!sym)
269 return;
270
271 if (sym->flags & SYMBOL_VALID)
272 return;
273 sym->flags |= SYMBOL_VALID;
274
275 oldval = sym->curr;
276
277 switch (sym->type) {
278 case S_INT:
279 case S_HEX:
280 case S_STRING:
281 newval = symbol_empty.curr;
282 break;
283 case S_BOOLEAN:
284 case S_TRISTATE:
285 newval = symbol_no.curr;
286 break;
287 default:
288 sym->curr.val = sym->name;
289 sym->curr.tri = no;
290 return;
291 }
292 if (!sym_is_choice_value(sym))
293 sym->flags &= ~SYMBOL_WRITE;
294
295 sym_calc_visibility(sym);
296
297 /* set default if recursively called */
298 sym->curr = newval;
299
300 switch (sym_get_type(sym)) {
301 case S_BOOLEAN:
302 case S_TRISTATE:
303 if (sym_is_choice_value(sym) && sym->visible == yes) {
304 prop = sym_get_choice_prop(sym);
305 newval.tri = (prop_get_symbol(prop)->curr.val == sym) ? yes : no;
306 } else if (E_OR(sym->visible, sym->rev_dep.tri) != no) {
307 sym->flags |= SYMBOL_WRITE;
308 if (sym_has_value(sym))
309 newval.tri = sym->user.tri;
310 else if (!sym_is_choice(sym)) {
311 prop = sym_get_default_prop(sym);
312 if (prop)
313 newval.tri = expr_calc_value(prop->expr);
314 }
315 newval.tri = E_OR(E_AND(newval.tri, sym->visible), sym->rev_dep.tri);
316 } else if (!sym_is_choice(sym)) {
317 prop = sym_get_default_prop(sym);
318 if (prop) {
319 sym->flags |= SYMBOL_WRITE;
320 newval.tri = expr_calc_value(prop->expr);
321 }
322 }
323 if (newval.tri == mod && sym_get_type(sym) == S_BOOLEAN)
324 newval.tri = yes;
325 break;
326 case S_STRING:
327 case S_HEX:
328 case S_INT:
329 if (sym->visible != no) {
330 sym->flags |= SYMBOL_WRITE;
331 if (sym_has_value(sym)) {
332 newval.val = sym->user.val;
333 break;
334 }
335 }
336 prop = sym_get_default_prop(sym);
337 if (prop) {
338 struct symbol *ds = prop_get_symbol(prop);
339 if (ds) {
340 sym->flags |= SYMBOL_WRITE;
341 sym_calc_value(ds);
342 newval.val = ds->curr.val;
343 }
344 }
345 break;
346 default:
347 ;
348 }
349
350 sym->curr = newval;
351 if (sym_is_choice(sym) && newval.tri == yes)
352 sym->curr.val = sym_calc_choice(sym);
353 sym_validate_range(sym);
354
355 if (memcmp(&oldval, &sym->curr, sizeof(oldval)))
356 sym_set_changed(sym);
357 if (modules_sym == sym)
358 modules_val = modules_sym->curr.tri;
359
360 if (sym_is_choice(sym)) {
361 int flags = sym->flags & (SYMBOL_CHANGED | SYMBOL_WRITE);
362 prop = sym_get_choice_prop(sym);
363 for (e = prop->expr; e; e = e->left.expr) {
364 e->right.sym->flags |= flags;
365 if (flags & SYMBOL_CHANGED)
366 sym_set_changed(e->right.sym);
367 }
368 }
369}
370
371void sym_clear_all_valid(void)
372{
373 struct symbol *sym;
374 int i;
375
376 for_all_symbols(i, sym)
377 sym->flags &= ~SYMBOL_VALID;
378 sym_change_count++;
379 if (modules_sym)
380 sym_calc_value(modules_sym);
381}
382
383void sym_set_changed(struct symbol *sym)
384{
385 struct property *prop;
386
387 sym->flags |= SYMBOL_CHANGED;
388 for (prop = sym->prop; prop; prop = prop->next) {
389 if (prop->menu)
390 prop->menu->flags |= MENU_CHANGED;
391 }
392}
393
394void sym_set_all_changed(void)
395{
396 struct symbol *sym;
397 int i;
398
399 for_all_symbols(i, sym)
400 sym_set_changed(sym);
401}
402
403bool sym_tristate_within_range(struct symbol *sym, tristate val)
404{
405 int type = sym_get_type(sym);
406
407 if (sym->visible == no)
408 return false;
409
410 if (type != S_BOOLEAN && type != S_TRISTATE)
411 return false;
412
413 if (type == S_BOOLEAN && val == mod)
414 return false;
415 if (sym->visible <= sym->rev_dep.tri)
416 return false;
417 if (sym_is_choice_value(sym) && sym->visible == yes)
418 return val == yes;
419 return val >= sym->rev_dep.tri && val <= sym->visible;
420}
421
422bool sym_set_tristate_value(struct symbol *sym, tristate val)
423{
424 tristate oldval = sym_get_tristate_value(sym);
425
426 if (oldval != val && !sym_tristate_within_range(sym, val))
427 return false;
428
429 if (sym->flags & SYMBOL_NEW) {
430 sym->flags &= ~SYMBOL_NEW;
431 sym_set_changed(sym);
432 }
433 /*
434 * setting a choice value also resets the new flag of the choice
435 * symbol and all other choice values.
436 */
437 if (sym_is_choice_value(sym) && val == yes) {
438 struct symbol *cs = prop_get_symbol(sym_get_choice_prop(sym));
439 struct property *prop;
440 struct expr *e;
441
442 cs->user.val = sym;
443 cs->flags &= ~SYMBOL_NEW;
444 prop = sym_get_choice_prop(cs);
445 for (e = prop->expr; e; e = e->left.expr) {
446 if (e->right.sym->visible != no)
447 e->right.sym->flags &= ~SYMBOL_NEW;
448 }
449 }
450
451 sym->user.tri = val;
452 if (oldval != val) {
453 sym_clear_all_valid();
454 if (sym == modules_sym)
455 sym_set_all_changed();
456 }
457
458 return true;
459}
460
461tristate sym_toggle_tristate_value(struct symbol *sym)
462{
463 tristate oldval, newval;
464
465 oldval = newval = sym_get_tristate_value(sym);
466 do {
467 switch (newval) {
468 case no:
469 newval = mod;
470 break;
471 case mod:
472 newval = yes;
473 break;
474 case yes:
475 newval = no;
476 break;
477 }
478 if (sym_set_tristate_value(sym, newval))
479 break;
480 } while (oldval != newval);
481 return newval;
482}
483
484bool sym_string_valid(struct symbol *sym, const char *str)
485{
486 signed char ch;
487
488 switch (sym->type) {
489 case S_STRING:
490 return true;
491 case S_INT:
492 ch = *str++;
493 if (ch == '-')
494 ch = *str++;
495 if (!isdigit(ch))
496 return false;
497 if (ch == '0' && *str != 0)
498 return false;
499 while ((ch = *str++)) {
500 if (!isdigit(ch))
501 return false;
502 }
503 return true;
504 case S_HEX:
505 if (str[0] == '0' && (str[1] == 'x' || str[1] == 'X'))
506 str += 2;
507 ch = *str++;
508 do {
509 if (!isxdigit(ch))
510 return false;
511 } while ((ch = *str++));
512 return true;
513 case S_BOOLEAN:
514 case S_TRISTATE:
515 switch (str[0]) {
516 case 'y': case 'Y':
517 case 'm': case 'M':
518 case 'n': case 'N':
519 return true;
520 }
521 return false;
522 default:
523 return false;
524 }
525}
526
527bool sym_string_within_range(struct symbol *sym, const char *str)
528{
529 struct property *prop;
530 int val;
531
532 switch (sym->type) {
533 case S_STRING:
534 return sym_string_valid(sym, str);
535 case S_INT:
536 if (!sym_string_valid(sym, str))
537 return false;
538 prop = sym_get_range_prop(sym);
539 if (!prop)
540 return true;
541 val = strtol(str, NULL, 10);
542 return val >= sym_get_range_val(prop->expr->left.sym, 10) &&
543 val <= sym_get_range_val(prop->expr->right.sym, 10);
544 case S_HEX:
545 if (!sym_string_valid(sym, str))
546 return false;
547 prop = sym_get_range_prop(sym);
548 if (!prop)
549 return true;
550 val = strtol(str, NULL, 16);
551 return val >= sym_get_range_val(prop->expr->left.sym, 16) &&
552 val <= sym_get_range_val(prop->expr->right.sym, 16);
553 case S_BOOLEAN:
554 case S_TRISTATE:
555 switch (str[0]) {
556 case 'y': case 'Y':
557 return sym_tristate_within_range(sym, yes);
558 case 'm': case 'M':
559 return sym_tristate_within_range(sym, mod);
560 case 'n': case 'N':
561 return sym_tristate_within_range(sym, no);
562 }
563 return false;
564 default:
565 return false;
566 }
567}
568
569bool sym_set_string_value(struct symbol *sym, const char *newval)
570{
571 const char *oldval;
572 char *val;
573 int size;
574
575 switch (sym->type) {
576 case S_BOOLEAN:
577 case S_TRISTATE:
578 switch (newval[0]) {
579 case 'y': case 'Y':
580 return sym_set_tristate_value(sym, yes);
581 case 'm': case 'M':
582 return sym_set_tristate_value(sym, mod);
583 case 'n': case 'N':
584 return sym_set_tristate_value(sym, no);
585 }
586 return false;
587 default:
588 ;
589 }
590
591 if (!sym_string_within_range(sym, newval))
592 return false;
593
594 if (sym->flags & SYMBOL_NEW) {
595 sym->flags &= ~SYMBOL_NEW;
596 sym_set_changed(sym);
597 }
598
599 oldval = sym->user.val;
600 size = strlen(newval) + 1;
601 if (sym->type == S_HEX && (newval[0] != '0' || (newval[1] != 'x' && newval[1] != 'X'))) {
602 size += 2;
603 sym->user.val = val = malloc(size);
604 *val++ = '0';
605 *val++ = 'x';
606 } else if (!oldval || strcmp(oldval, newval))
607 sym->user.val = val = malloc(size);
608 else
609 return true;
610
611 strcpy(val, newval);
612 free((void *)oldval);
613 sym_clear_all_valid();
614
615 return true;
616}
617
618const char *sym_get_string_value(struct symbol *sym)
619{
620 tristate val;
621
622 switch (sym->type) {
623 case S_BOOLEAN:
624 case S_TRISTATE:
625 val = sym_get_tristate_value(sym);
626 switch (val) {
627 case no:
628 return "n";
629 case mod:
630 return "m";
631 case yes:
632 return "y";
633 }
634 break;
635 default:
636 ;
637 }
638 return (const char *)sym->curr.val;
639}
640
641bool sym_is_changable(struct symbol *sym)
642{
643 return sym->visible > sym->rev_dep.tri;
644}
645
646struct symbol *sym_lookup(const char *name, int isconst)
647{
648 struct symbol *symbol;
649 const char *ptr;
650 char *new_name;
651 int hash = 0;
652
653 if (name) {
654 if (name[0] && !name[1]) {
655 switch (name[0]) {
656 case 'y': return &symbol_yes;
657 case 'm': return &symbol_mod;
658 case 'n': return &symbol_no;
659 }
660 }
661 for (ptr = name; *ptr; ptr++)
662 hash += *ptr;
663 hash &= 0xff;
664
665 for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) {
666 if (!strcmp(symbol->name, name)) {
667 if ((isconst && symbol->flags & SYMBOL_CONST) ||
668 (!isconst && !(symbol->flags & SYMBOL_CONST)))
669 return symbol;
670 }
671 }
672 new_name = strdup(name);
673 } else {
674 new_name = NULL;
675 hash = 256;
676 }
677
678 symbol = malloc(sizeof(*symbol));
679 memset(symbol, 0, sizeof(*symbol));
680 symbol->name = new_name;
681 symbol->type = S_UNKNOWN;
682 symbol->flags = SYMBOL_NEW;
683 if (isconst)
684 symbol->flags |= SYMBOL_CONST;
685
686 symbol->next = symbol_hash[hash];
687 symbol_hash[hash] = symbol;
688
689 return symbol;
690}
691
692struct symbol *sym_find(const char *name)
693{
694 struct symbol *symbol = NULL;
695 const char *ptr;
696 int hash = 0;
697
698 if (!name)
699 return NULL;
700
701 if (name[0] && !name[1]) {
702 switch (name[0]) {
703 case 'y': return &symbol_yes;
704 case 'm': return &symbol_mod;
705 case 'n': return &symbol_no;
706 }
707 }
708 for (ptr = name; *ptr; ptr++)
709 hash += *ptr;
710 hash &= 0xff;
711
712 for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) {
713 if (!strcmp(symbol->name, name) &&
714 !(symbol->flags & SYMBOL_CONST))
715 break;
716 }
717
718 return symbol;
719}
720
721struct symbol **sym_re_search(const char *pattern)
722{
723 struct symbol *sym, **sym_arr = NULL;
724 int i, cnt, size;
725 regex_t re;
726
727 cnt = size = 0;
728 /* Skip if empty */
729 if (strlen(pattern) == 0)
730 return NULL;
731 if (regcomp(&re, pattern, REG_EXTENDED|REG_NOSUB|REG_ICASE))
732 return NULL;
733
734 for_all_symbols(i, sym) {
735 if (sym->flags & SYMBOL_CONST || !sym->name)
736 continue;
737 if (regexec(&re, sym->name, 0, NULL, 0))
738 continue;
739 if (cnt + 1 >= size) {
740 void *tmp = sym_arr;
741 size += 16;
742 sym_arr = realloc(sym_arr, size * sizeof(struct symbol *));
743 if (!sym_arr) {
744 free(tmp);
745 return NULL;
746 }
747 }
748 sym_arr[cnt++] = sym;
749 }
750 if (sym_arr)
751 sym_arr[cnt] = NULL;
752 regfree(&re);
753
754 return sym_arr;
755}
756
757
758struct symbol *sym_check_deps(struct symbol *sym);
759
760static struct symbol *sym_check_expr_deps(struct expr *e)
761{
762 struct symbol *sym;
763
764 if (!e)
765 return NULL;
766 switch (e->type) {
767 case E_OR:
768 case E_AND:
769 sym = sym_check_expr_deps(e->left.expr);
770 if (sym)
771 return sym;
772 return sym_check_expr_deps(e->right.expr);
773 case E_NOT:
774 return sym_check_expr_deps(e->left.expr);
775 case E_EQUAL:
776 case E_UNEQUAL:
777 sym = sym_check_deps(e->left.sym);
778 if (sym)
779 return sym;
780 return sym_check_deps(e->right.sym);
781 case E_SYMBOL:
782 return sym_check_deps(e->left.sym);
783 default:
784 break;
785 }
786 printf("Oops! How to check %d?\n", e->type);
787 return NULL;
788}
789
790struct symbol *sym_check_deps(struct symbol *sym)
791{
792 struct symbol *sym2;
793 struct property *prop;
794
795 if (sym->flags & SYMBOL_CHECK) {
796 printf("Warning! Found recursive dependency: %s", sym->name);
797 return sym;
798 }
799 if (sym->flags & SYMBOL_CHECKED)
800 return NULL;
801
802 sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED);
803 sym2 = sym_check_expr_deps(sym->rev_dep.expr);
804 if (sym2)
805 goto out;
806
807 for (prop = sym->prop; prop; prop = prop->next) {
808 if (prop->type == P_CHOICE || prop->type == P_SELECT)
809 continue;
810 sym2 = sym_check_expr_deps(prop->visible.expr);
811 if (sym2)
812 goto out;
813 if (prop->type != P_DEFAULT || sym_is_choice(sym))
814 continue;
815 sym2 = sym_check_expr_deps(prop->expr);
816 if (sym2)
817 goto out;
818 }
819out:
820 if (sym2) {
821 printf(" %s", sym->name);
822 if (sym2 == sym) {
823 printf("\n");
824 sym2 = NULL;
825 }
826 }
827 sym->flags &= ~SYMBOL_CHECK;
828 return sym2;
829}
830
831struct property *prop_alloc(enum prop_type type, struct symbol *sym)
832{
833 struct property *prop;
834 struct property **propp;
835
836 prop = malloc(sizeof(*prop));
837 memset(prop, 0, sizeof(*prop));
838 prop->type = type;
839 prop->sym = sym;
840 prop->file = current_file;
841 prop->lineno = zconf_lineno();
842
843 /* append property to the prop list of symbol */
844 if (sym) {
845 for (propp = &sym->prop; *propp; propp = &(*propp)->next)
846 ;
847 *propp = prop;
848 }
849
850 return prop;
851}
852
853struct symbol *prop_get_symbol(struct property *prop)
854{
855 if (prop->expr && (prop->expr->type == E_SYMBOL ||
856 prop->expr->type == E_CHOICE))
857 return prop->expr->left.sym;
858 return NULL;
859}
860
861const char *prop_get_type_name(enum prop_type type)
862{
863 switch (type) {
864 case P_PROMPT:
865 return "prompt";
866 case P_COMMENT:
867 return "comment";
868 case P_MENU:
869 return "menu";
870 case P_DEFAULT:
871 return "default";
872 case P_CHOICE:
873 return "choice";
874 case P_SELECT:
875 return "select";
876 case P_RANGE:
877 return "range";
878 case P_UNKNOWN:
879 break;
880 }
881 return "unknown";
882}
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