14 #include <sys/resource.h>
23 #include "../../libc/sysdeps/linux/common/bits/uClibc_ctype.h"
25 /* 0x9 : space blank */
30 /* 0x20 : space blank */
31 /* 0x1680 : space blank */
32 /* 0x2000 : space blank */
33 /* 0x2001 : space blank */
34 /* 0x2002 : space blank */
35 /* 0x2003 : space blank */
36 /* 0x2004 : space blank */
37 /* 0x2005 : space blank */
38 /* 0x2006 : space blank */
39 /* 0x2008 : space blank */
40 /* 0x2009 : space blank */
41 /* 0x200a : space blank */
42 /* 0x200b : space blank */
45 /* 0x3000 : space blank */
47 /* typecount[ 0] = 88670 C_alpha_nonupper_nonlower */
48 /* typecount[ 1] = 742 C_alpha_lower */
49 /* typecount[ 2] = 4 C_alpha_upper_lower */
50 /* typecount[ 3] = 731 C_alpha_upper */
51 /* typecount[ 4] = 10 C_digit */
52 /* typecount[ 5] = 10270 C_punct */
53 /* typecount[ 6] = 0 C_graph */
54 /* typecount[ 7] = 0 C_print_space_nonblank */
55 /* typecount[ 8] = 14 C_print_space_blank */
56 /* typecount[ 9] = 0 C_space_nonblank_noncntrl */
57 /* typecount[10] = 0 C_space_blank_noncntrl */
58 /* typecount[11] = 6 C_cntrl_space_nonblank */
59 /* typecount[12] = 1 C_cntrl_space_blank */
60 /* typecount[13] = 60 C_cntrl_nonspace */
61 /* typecount[14] = 96100 C_unclassified */
62 /* typecount[15] = 0 empty_slot */
66 /* Set to #if 0 to restrict wchars to 16 bits. */
68 #define RANGE 0x2ffffUL
70 #define RANGE 0x1ffffUL
72 #define RANGE 0xffffUL /* Restrict for 16-bit wchar_t... */
76 /* Classification codes. */
78 static const char *typename[] = {
80 "C_alpha_nonupper_nonlower",
82 "C_alpha_upper_lower",
87 "C_print_space_nonblank",
88 "C_print_space_blank",
89 "C_space_nonblank_noncntrl",
90 "C_space_blank_noncntrl",
91 "C_cntrl_space_nonblank",
92 "C_cntrl_space_blank",
99 /* Taking advantage of the C99 mutual-exclusion guarantees for the various
100 * (w)ctype classes, including the descriptions of printing and control
101 * (w)chars, we can place each in one of the following mutually-exlusive
102 * subsets. Since there are less than 16, we can store the data for
103 * each (w)chars in a nibble. In contrast, glibc uses an unsigned int
104 * per (w)char, with one bit flag for each is* type. While this allows
105 * a simple '&' operation to determine the type vs. a range test and a
106 * little special handling for the "blank" and "xdigit" types in my
107 * approach, it also uses 8 times the space for the tables on the typical
108 * 32-bit archs we supported.*/
110 __CTYPE_unclassified = 0,
111 __CTYPE_alpha_nonupper_nonlower,
113 __CTYPE_alpha_upper_lower,
118 __CTYPE_print_space_nonblank,
119 __CTYPE_print_space_blank,
120 __CTYPE_space_nonblank_noncntrl,
121 __CTYPE_space_blank_noncntrl,
122 __CTYPE_cntrl_space_nonblank,
123 __CTYPE_cntrl_space_blank,
124 __CTYPE_cntrl_nonspace,
128 #define __CTYPE_isxdigit(D,X) \
129 (__CTYPE_isdigit(D) || (((unsigned int)(((X)|0x20) - 'a')) <= 5))
131 #define mywalnum(x) __CTYPE_isalnum(d)
132 #define mywalpha(x) __CTYPE_isalpha(d)
133 #define mywblank(x) __CTYPE_isblank(d)
134 #define mywcntrl(x) __CTYPE_iscntrl(d)
135 #define mywdigit(x) __CTYPE_isdigit(d)
136 #define mywgraph(x) __CTYPE_isgraph(d)
137 #define mywlower(x) __CTYPE_islower(d)
138 #define mywprint(x) __CTYPE_isprint(d)
139 #define mywpunct(x) __CTYPE_ispunct(d)
140 #define mywspace(x) __CTYPE_isspace(d)
141 #define mywupper(x) __CTYPE_isupper(d)
142 #define mywxdigit(x) __CTYPE_isxdigit(d,x)
154 unsigned char ii_shift;
155 unsigned char ti_shift;
163 void output_table(FILE *fp, const char *name, table_data *tbl)
167 fprintf(fp, "#define __LOCALE_DATA_WC%s_II_LEN %7u\n", name, tbl->ii_len);
168 fprintf(fp, "#define __LOCALE_DATA_WC%s_TI_LEN %7u\n", name, tbl->ti_len);
169 fprintf(fp, "#define __LOCALE_DATA_WC%s_UT_LEN %7u\n", name, tbl->ut_len);
171 fprintf(fp, "#define __LOCALE_DATA_WC%s_II_SHIFT %7u\n", name, tbl->ii_shift);
172 fprintf(fp, "#define __LOCALE_DATA_WC%s_TI_SHIFT %7u\n", name, tbl->ti_shift);
174 fprintf(fp, "\n#ifdef WANT_WC%s_data\n", name);
176 i = tbl->ii_len + tbl->ti_len + tbl->ut_len;
177 fprintf(fp, "\nstatic const unsigned char __LOCALE_DATA_WC%s_data[%zu] = {", name, i);
178 for (i=0 ; i < tbl->ii_len ; i++) {
182 fprintf(fp, " %#04x,", tbl->ii[i]);
184 for (i=0 ; i < tbl->ti_len ; i++) {
188 fprintf(fp, " %#04x,", tbl->ti[i]);
190 for (i=0 ; i < tbl->ut_len ; i++) {
194 fprintf(fp, " %#04x,", tbl->ut[i]);
196 fprintf(fp, "\n};\n\n");
198 fprintf(fp, "#endif /* WANT_WC%s_data */\n\n", name);
201 static void dump_table_data(table_data *tbl)
203 printf("ii_shift = %d ti_shift = %d\n"
204 "ii_len = %d ti_len = %d ut_len = %d\n"
206 tbl->ii_shift, tbl->ti_shift,
207 tbl->ii_len, tbl->ti_len, tbl->ut_len,
208 (int) tbl->ii_len + (int) tbl->ti_len + (int) tbl->ut_len);
211 /* For sorting the blocks of unsigned chars. */
212 static size_t nu_val;
214 int nu_memcmp(const void *a, const void *b)
216 return memcmp(*(unsigned char**)a, *(unsigned char**)b, nu_val);
219 static size_t newopt(unsigned char *ut, size_t usize, int shift, table_data *tbl);
221 #define MAXTO 255 /* Restrict to minimal unsigned char max. */
223 int main(int argc, char **argv)
231 uldiff_entry uldiff[MAXTO];
234 table_data combtable;
235 table_data widthtable;
236 long int last_comb = 0;
238 unsigned char wct[(RANGE/2)+1]; /* wctype table (nibble per wchar) */
239 unsigned char ult[RANGE+1]; /* upper/lower table */
240 unsigned char combt[(RANGE/4)+1]; /* combining */
241 unsigned char widtht[(RANGE/4)+1]; /* width */
243 wctype_t is_comb, is_comb3;
245 long int typecount[16];
246 const char *typename[16];
247 static const char empty_slot[] = "empty_slot";
253 limit.rlim_max = RLIM_INFINITY;
254 limit.rlim_cur = RLIM_INFINITY;
255 setrlimit(RLIMIT_STACK, &limit);
258 #define INIT_TYPENAME(X) typename[__CTYPE_##X] = "C_" #X
260 for (i=0 ; i < 16 ; i++) {
261 typename[i] = empty_slot;
264 INIT_TYPENAME(unclassified);
265 INIT_TYPENAME(alpha_nonupper_nonlower);
266 INIT_TYPENAME(alpha_lower);
267 INIT_TYPENAME(alpha_upper_lower);
268 INIT_TYPENAME(alpha_upper);
269 INIT_TYPENAME(digit);
270 INIT_TYPENAME(punct);
271 INIT_TYPENAME(graph);
272 INIT_TYPENAME(print_space_nonblank);
273 INIT_TYPENAME(print_space_blank);
274 INIT_TYPENAME(space_nonblank_noncntrl);
275 INIT_TYPENAME(space_blank_noncntrl);
276 INIT_TYPENAME(cntrl_space_nonblank);
277 INIT_TYPENAME(cntrl_space_blank);
278 INIT_TYPENAME(cntrl_nonspace);
280 setvbuf(stdout, NULL, _IONBF, 0);
283 if (!setlocale(LC_CTYPE, *++argv)) {
284 printf("setlocale(LC_CTYPE,%s) failed!\n", *argv);
288 if (!(totitle = wctrans("totitle"))) {
289 printf("no totitle transformation.\n");
291 if (!(is_comb = wctype("combining"))) {
292 printf("no combining wctype.\n");
294 if (!(is_comb3 = wctype("combining_level3"))) {
295 printf("no combining_level3 wctype.\n");
301 uldiff[0].u = uldiff[0].l = 0;
303 memset(wct, 0, sizeof(wct));
304 memset(combt, 0, sizeof(combt));
305 memset(widtht, 0, sizeof(widtht));
307 for (i = 0 ; i < 16 ; i++) {
311 for (c=0 ; c <= RANGE ; c++) {
314 } else if (iswalpha(c)) {
315 d = __CTYPE_alpha_nonupper_nonlower;
317 d = __CTYPE_alpha_lower;
319 d = __CTYPE_alpha_upper_lower;
321 } else if (iswupper(c)) {
322 d = __CTYPE_alpha_upper;
324 } else if (iswpunct(c)) {
326 } else if (iswgraph(c)) {
328 } else if (iswprint(c)) {
329 d = __CTYPE_print_space_nonblank;
331 d = __CTYPE_print_space_blank;
333 } else if (iswspace(c) && !iswcntrl(c)) {
334 d = __CTYPE_space_nonblank_noncntrl;
336 d = __CTYPE_space_blank_noncntrl;
338 } else if (iswcntrl(c)) {
339 d = __CTYPE_cntrl_nonspace;
341 d = __CTYPE_cntrl_space_nonblank;
343 d = __CTYPE_cntrl_space_blank;
347 d = __CTYPE_unclassified;
355 printf("%#8x : space blank\n", c);
357 printf("%#8x : space\n", c);
367 if (isalnum(c)) ++glibc; glibc <<= 1;
368 if (isalpha(c)) ++glibc; glibc <<= 1;
369 if (isblank(c)) ++glibc; glibc <<= 1;
370 if (iscntrl(c)) ++glibc; glibc <<= 1;
371 if (isdigit(c)) ++glibc; glibc <<= 1;
372 if (isgraph(c)) ++glibc; glibc <<= 1;
373 if (islower(c)) ++glibc; glibc <<= 1;
374 if (isprint(c)) ++glibc; glibc <<= 1;
375 if (ispunct(c)) ++glibc; glibc <<= 1;
376 if (isspace(c)) ++glibc; glibc <<= 1;
377 if (isupper(c)) ++glibc; glibc <<= 1;
378 if (isxdigit(c)) ++glibc;
379 printf("%#8x : ctype %#4x\n", c, glibc);
384 /* Paranoid checking... */
390 if (iswalnum(c)) ++glibc; glibc <<= 1;
391 if (iswalpha(c)) ++glibc; glibc <<= 1;
392 if (iswblank(c)) ++glibc; glibc <<= 1;
393 if (iswcntrl(c)) ++glibc; glibc <<= 1;
394 if (iswdigit(c)) ++glibc; glibc <<= 1;
395 if (iswgraph(c)) ++glibc; glibc <<= 1;
396 if (iswlower(c)) ++glibc; glibc <<= 1;
397 if (iswprint(c)) ++glibc; glibc <<= 1;
398 if (iswpunct(c)) ++glibc; glibc <<= 1;
399 if (iswspace(c)) ++glibc; glibc <<= 1;
400 if (iswupper(c)) ++glibc; glibc <<= 1;
401 if (iswxdigit(c)) ++glibc;
404 if (mywalnum(c)) ++mine; mine <<= 1;
405 if (mywalpha(c)) ++mine; mine <<= 1;
406 if (mywblank(c)) ++mine; mine <<= 1;
407 if (mywcntrl(c)) ++mine; mine <<= 1;
408 if (mywdigit(c)) ++mine; mine <<= 1;
409 if (mywgraph(c)) ++mine; mine <<= 1;
410 if (mywlower(c)) ++mine; mine <<= 1;
411 if (mywprint(c)) ++mine; mine <<= 1;
412 if (mywpunct(c)) ++mine; mine <<= 1;
413 if (mywspace(c)) ++mine; mine <<= 1;
414 if (mywupper(c)) ++mine; mine <<= 1;
415 if (mywxdigit(c)) ++mine;
418 printf("%#8x : glibc %#4x != %#4x mine %u\n", c, glibc, mine, d);
423 if (iswctype(c,is_comb) || iswctype(c,is_comb3)) {
424 /* if (!iswpunct(c)) { */
425 printf("%#8x : %d %d %#4x\n",
426 c, iswctype(c,is_comb),iswctype(c,is_comb3), glibc);
431 if (iswctype(c,is_comb) || iswctype(c,is_comb3)) {
433 printf("%#8x - ", c);
435 } else if (last_comb + 1 < c) {
436 printf("%#8x\n%#8x - ", last_comb, c);
446 combt[c/4] |= ((((!!iswctype(c,is_comb)) << 1) | !!iswctype(c,is_comb3))
448 /* comb3t[c/8] |= ((!!iswctype(c,is_comb3)) << (c & 7)); */
450 /* widtht[c/4] |= (wcwidth(c) << ((c & 3) << 1)); */
452 if (c & 1) { /* Use the high nibble for odd numbered wchars. */
457 l = (long)(int) towlower(c) - c;
458 u = (long)(int) towupper(c) - c;
461 if ((l != (short)l) || (u != (short)u)) {
462 printf("range assumption error! %x %ld %ld\n", c, l, u);
465 for (i=0 ; i < ul_count ; i++) {
466 if ((l == uldiff[i].l) && (u == uldiff[i].u)) {
470 uldiff[ul_count].l = l;
471 uldiff[ul_count].u = u;
473 if (ul_count > MAXTO) {
474 printf("too many touppers/tolowers!\n");
482 for (i = 0 ; i < 16 ; i++) {
483 printf("typecount[%2d] = %8ld %s\n", i, typecount[i], typename[i]);
486 printf("optimizing is* table..\n");
490 for (i=0 ; i < 14 ; i++) {
491 t = newopt(wct, (RANGE/2)+1, i, &cttable);
499 printf("smallest = %zu\n", smallest);
500 if (!(cttable.ii = malloc(smallest))) {
501 printf("couldn't allocate space!\n");
505 newopt(wct, (RANGE/2)+1, n, &cttable);
506 ++cttable.ti_shift; /* correct for nibble mode */
510 printf("optimizing u/l-to table..\n");
513 for (i=0 ; i < 14 ; i++) {
514 t = newopt(ult, RANGE+1, i, &ultable);
522 printf("%zu (smallest) + %zu (u/l diffs) = %zu\n",
523 smallest, 4 * ul_count, smallest + 4 * ul_count);
524 printf("smallest = %zu\n", smallest);
525 if (!(ultable.ii = malloc(smallest))) {
526 printf("couldn't allocate space!\n");
530 newopt(ult, RANGE+1, n, &ultable);
534 printf("optimizing comb table..\n");
537 for (i=0 ; i < 14 ; i++) {
538 t = newopt(combt, sizeof(combt), i, &combtable);
546 printf("smallest = %zu\n", smallest);
547 if (!(combtable.ii = malloc(smallest))) {
548 printf("couldn't allocate space!\n");
552 newopt(combt, sizeof(combt), n, &combtable);
553 combtable.ti_shift += 4; /* correct for 4 entries per */
558 printf("optimizing width table..\n");
560 widthtable.ii = NULL;
561 for (i=0 ; i < 14 ; i++) {
562 t = newopt(widtht, sizeof(widtht), i, &widthtable);
570 printf("smallest = %zu\n", smallest);
571 if (!(widthtable.ii = malloc(smallest))) {
572 printf("couldn't allocate space!\n");
576 newopt(widtht, sizeof(widtht), n, &widthtable);
577 widthtable.ti_shift += 4; /* correct for 4 entries per */
581 printf("optimizing comb3 table..\n");
583 comb3table.ii = NULL;
584 for (i=0 ; i < 14 ; i++) {
585 t = newopt(comb3t, sizeof(comb3t), i, &comb3table);
593 printf("smallest = %zu\n", smallest);
594 if (!(comb3table.ii = malloc(smallest))) {
595 printf("couldn't allocate space!\n");
599 newopt(comb3t, sizeof(comb3t), n, &comb3table);
600 comb3table.ti_shift += 8; /* correct for 4 entries per */
603 dump_table_data(&cttable);
604 dump_table_data(&ultable);
605 dump_table_data(&combtable);
608 printf("verifying for %s...\n", *argv);
610 for (c=0 ; c <= 0xffffUL ; c++)
612 for (c=0 ; c <= 0x10ffffUL ; c++)
617 unsigned int upper, lower;
620 #if RANGE < 0x10000UL
621 if (c == 0x10000UL) {
622 c = 0x30000UL; /* skip 1st and 2nd sup planes */
624 #elif RANGE < 0x20000UL
625 if (c == 0x20000UL) {
626 c = 0x30000UL; /* skip 2nd sup planes */
632 if (iswalnum(c)) ++glibc; glibc <<= 1;
633 if (iswalpha(c)) ++glibc; glibc <<= 1;
634 if (iswblank(c)) ++glibc; glibc <<= 1;
635 if (iswcntrl(c)) ++glibc; glibc <<= 1;
636 if (iswdigit(c)) ++glibc; glibc <<= 1;
637 if (iswgraph(c)) ++glibc; glibc <<= 1;
638 if (iswlower(c)) ++glibc; glibc <<= 1;
639 if (iswprint(c)) ++glibc; glibc <<= 1;
640 if (iswpunct(c)) ++glibc; glibc <<= 1;
641 if (iswspace(c)) ++glibc; glibc <<= 1;
642 if (iswupper(c)) ++glibc; glibc <<= 1;
643 if (iswxdigit(c)) ++glibc;
652 sc = u & ((1 << cttable.ti_shift) - 1);
653 u >>= cttable.ti_shift;
654 n = u & ((1 << cttable.ii_shift) - 1);
655 u >>= cttable.ii_shift;
658 i0 <<= cttable.ii_shift;
659 i1 = cttable.ti[i0 + n];
660 i1 <<= (cttable.ti_shift-1);
661 d = cttable.ut[i1 + (sc >> 1)];
667 } else if ((((unsigned int)(c - 0xe0020UL)) <= 0x5f) || (c == 0xe0001UL)){
669 } else if (((unsigned int)(c - 0xf0000UL)) < 0x20000UL) {
670 if ((c & 0xffffU) <= 0xfffdU) {
673 d = __CTYPE_unclassified;
676 d = __CTYPE_unclassified;
680 if (mywalnum(c)) ++mine; mine <<= 1;
681 if (mywalpha(c)) ++mine; mine <<= 1;
682 if (mywblank(c)) ++mine; mine <<= 1;
683 if (mywcntrl(c)) ++mine; mine <<= 1;
684 if (mywdigit(c)) ++mine; mine <<= 1;
685 if (mywgraph(c)) ++mine; mine <<= 1;
686 if (mywlower(c)) ++mine; mine <<= 1;
687 if (mywprint(c)) ++mine; mine <<= 1;
688 if (mywpunct(c)) ++mine; mine <<= 1;
689 if (mywspace(c)) ++mine; mine <<= 1;
690 if (mywupper(c)) ++mine; mine <<= 1;
691 if (mywxdigit(c)) ++mine;
694 printf("%#8x : glibc %#4x != %#4x mine %d\n", c, glibc, mine, d);
696 printf("sc=%#x u=%#x n=%#x i0=%#x i1=%#x\n", sc, u, n, i0, i1);
699 upper = lower = u = c;
701 sc = u & ((1 << ultable.ti_shift) - 1);
702 u >>= ultable.ti_shift;
703 n = u & ((1 << ultable.ii_shift) - 1);
704 u >>= ultable.ii_shift;
707 i0 <<= ultable.ii_shift;
708 i1 = ultable.ti[i0 + n];
709 i1 <<= (ultable.ti_shift);
712 upper = c + uldiff[i0].u;
713 lower = c + uldiff[i0].l;
716 if (towupper(c) != upper) {
717 printf("%#8x : towupper glibc %#4x != %#4x mine\n",
718 c, towupper(c), upper);
721 if (towlower(c) != lower) {
722 printf("%#8x : towlower glibc %#4x != %#4x mine i0 = %d\n",
723 c, towlower(c), lower, i0);
726 if (totitle && ((tt = towctrans(c, totitle)) != upper)) {
727 printf("%#8x : totitle glibc %#4lx != %#4x mine i0 = %d\n",
733 if ((c & 0xfff) == 0xfff) printf(".");
741 if (!(fp = fopen("wctables.h", "w"))) {
742 printf("couldn't open wctables.h!\n");
746 fprintf(fp, "#define __LOCALE_DATA_WC_TABLE_DOMAIN_MAX %#8lx\n\n",
747 (unsigned long) RANGE);
748 output_table(fp, "ctype", &cttable);
749 output_table(fp, "uplow", &ultable);
752 #warning fix the upper bound on the upper/lower tables... save 200 bytes or so
753 fprintf(fp, "#define __LOCALE_DATA_WCuplow_diffs %7u\n", ul_count);
754 fprintf(fp, "\n#ifdef WANT_WCuplow_diff_data\n\n");
755 fprintf(fp, "\nstatic const short __LOCALE_DATA_WCuplow_diff_data[%zu] = {",
756 2 * (size_t) ul_count);
757 for (i=0 ; i < ul_count ; i++) {
761 fprintf(fp, " %6d, %6d,", uldiff[i].u, uldiff[i].l);
763 fprintf(fp, "\n};\n\n");
764 fprintf(fp, "#endif /* WANT_WCuplow_diff_data */\n\n");
767 /* output_table(fp, "comb", &combtable); */
768 /* output_table(fp, "width", &widthtable); */
776 size_t newopt(unsigned char *ut, size_t usize, int shift, table_data *tbl)
778 static int recurse = 0;
779 unsigned char *ti[RANGE+1]; /* table index */
785 unsigned char *ii_save;
787 unsigned char uit[RANGE+1];
791 blocksize = 1 << shift;
792 numblocks = usize >> shift;
794 /* init table index */
795 for (i=j=0 ; i < numblocks ; i++) {
802 qsort(ti, numblocks, sizeof(unsigned char *), nu_memcmp);
805 uit[(ti[0]-ut)/blocksize] = 0;
806 for (i=1 ; i < numblocks ; i++) {
807 if (memcmp(ti[i-1], ti[i], blocksize) < 0) {
811 uniqblock[uniq - 1] = i;
814 else if (memcmp(ti[i-1], ti[i], blocksize) > 0) {
815 printf("bad sort %i!\n", i);
819 uit[(ti[i]-ut)/blocksize] = uniq - 1;
825 smallest = numblocks + uniq * blocksize;
828 for (j=1 ; j < 14 ; j++) {
829 if ((numblocks >> j) < 2) break;
834 if ((t = newopt(uit, numblocks, j, tbl)) < SIZE_MAX) {
835 t += uniq * blocksize;
844 printf("ishift %zu tshift %zu size %zu\n",
859 tbl->ii_shift = shift;
860 tbl->ii_len = numblocks;
861 memcpy(tbl->ii, uit, numblocks);
862 tbl->ti = tbl->ii + tbl->ii_len;
863 tbl->ti_len = uniq * blocksize;
864 for (i=0 ; i < uniq ; i++) {
865 memcpy(tbl->ti + i * blocksize, ti[uniqblock[i]], blocksize);
869 printf("setting ishift %zu tshift %zu\n",
871 newopt(uit, numblocks, shift2, tbl);
873 tbl->ti_shift = shift;
874 tbl->ut_len = uniq * blocksize;
875 tbl->ut = tbl->ti + tbl->ti_len;
876 for (i=0 ; i < uniq ; i++) {
877 memcpy(tbl->ut + i * blocksize, ti[uniqblock[i]], blocksize);