2 * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
4 * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
23 #include UCLIBC_CTYPE_HEADER
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";
250 #define INIT_TYPENAME(X) typename[__CTYPE_##X] = "C_" #X
252 for (i=0 ; i < 16 ; i++) {
253 typename[i] = empty_slot;
256 INIT_TYPENAME(unclassified);
257 INIT_TYPENAME(alpha_nonupper_nonlower);
258 INIT_TYPENAME(alpha_lower);
259 INIT_TYPENAME(alpha_upper_lower);
260 INIT_TYPENAME(alpha_upper);
261 INIT_TYPENAME(digit);
262 INIT_TYPENAME(punct);
263 INIT_TYPENAME(graph);
264 INIT_TYPENAME(print_space_nonblank);
265 INIT_TYPENAME(print_space_blank);
266 INIT_TYPENAME(space_nonblank_noncntrl);
267 INIT_TYPENAME(space_blank_noncntrl);
268 INIT_TYPENAME(cntrl_space_nonblank);
269 INIT_TYPENAME(cntrl_space_blank);
270 INIT_TYPENAME(cntrl_nonspace);
272 setvbuf(stdout, NULL, _IONBF, 0);
275 if (!setlocale(LC_CTYPE, *++argv)) {
276 printf("setlocale(LC_CTYPE,%s) failed! Skipping this locale...\n", *argv);
280 if (!(totitle = wctrans("totitle"))) {
281 printf("no totitle transformation.\n");
283 if (!(is_comb = wctype("combining"))) {
284 printf("no combining wctype.\n");
286 if (!(is_comb3 = wctype("combining_level3"))) {
287 printf("no combining_level3 wctype.\n");
293 uldiff[0].u = uldiff[0].l = 0;
295 memset(wct, 0, sizeof(wct));
296 memset(combt, 0, sizeof(combt));
297 memset(widtht, 0, sizeof(widtht));
299 for (i = 0 ; i < 16 ; i++) {
303 for (c=0 ; c <= RANGE ; c++) {
306 } else if (iswalpha(c)) {
307 d = __CTYPE_alpha_nonupper_nonlower;
309 d = __CTYPE_alpha_lower;
311 d = __CTYPE_alpha_upper_lower;
313 } else if (iswupper(c)) {
314 d = __CTYPE_alpha_upper;
316 } else if (iswpunct(c)) {
318 } else if (iswgraph(c)) {
320 } else if (iswprint(c)) {
321 d = __CTYPE_print_space_nonblank;
323 d = __CTYPE_print_space_blank;
325 } else if (iswspace(c) && !iswcntrl(c)) {
326 d = __CTYPE_space_nonblank_noncntrl;
328 d = __CTYPE_space_blank_noncntrl;
330 } else if (iswcntrl(c)) {
331 d = __CTYPE_cntrl_nonspace;
333 d = __CTYPE_cntrl_space_nonblank;
335 d = __CTYPE_cntrl_space_blank;
339 d = __CTYPE_unclassified;
347 printf("%#8x : space blank\n", c);
349 printf("%#8x : space\n", c);
359 if (isalnum(c)) ++glibc; glibc <<= 1;
360 if (isalpha(c)) ++glibc; glibc <<= 1;
361 if (isblank(c)) ++glibc; glibc <<= 1;
362 if (iscntrl(c)) ++glibc; glibc <<= 1;
363 if (isdigit(c)) ++glibc; glibc <<= 1;
364 if (isgraph(c)) ++glibc; glibc <<= 1;
365 if (islower(c)) ++glibc; glibc <<= 1;
366 if (isprint(c)) ++glibc; glibc <<= 1;
367 if (ispunct(c)) ++glibc; glibc <<= 1;
368 if (isspace(c)) ++glibc; glibc <<= 1;
369 if (isupper(c)) ++glibc; glibc <<= 1;
370 if (isxdigit(c)) ++glibc;
371 printf("%#8x : ctype %#4x\n", c, glibc);
376 /* Paranoid checking... */
382 if (iswalnum(c)) ++glibc; glibc <<= 1;
383 if (iswalpha(c)) ++glibc; glibc <<= 1;
384 if (iswblank(c)) ++glibc; glibc <<= 1;
385 if (iswcntrl(c)) ++glibc; glibc <<= 1;
386 if (iswdigit(c)) ++glibc; glibc <<= 1;
387 if (iswgraph(c)) ++glibc; glibc <<= 1;
388 if (iswlower(c)) ++glibc; glibc <<= 1;
389 if (iswprint(c)) ++glibc; glibc <<= 1;
390 if (iswpunct(c)) ++glibc; glibc <<= 1;
391 if (iswspace(c)) ++glibc; glibc <<= 1;
392 if (iswupper(c)) ++glibc; glibc <<= 1;
393 if (iswxdigit(c)) ++glibc;
396 if (mywalnum(c)) ++mine; mine <<= 1;
397 if (mywalpha(c)) ++mine; mine <<= 1;
398 if (mywblank(c)) ++mine; mine <<= 1;
399 if (mywcntrl(c)) ++mine; mine <<= 1;
400 if (mywdigit(c)) ++mine; mine <<= 1;
401 if (mywgraph(c)) ++mine; mine <<= 1;
402 if (mywlower(c)) ++mine; mine <<= 1;
403 if (mywprint(c)) ++mine; mine <<= 1;
404 if (mywpunct(c)) ++mine; mine <<= 1;
405 if (mywspace(c)) ++mine; mine <<= 1;
406 if (mywupper(c)) ++mine; mine <<= 1;
407 if (mywxdigit(c)) ++mine;
410 printf("%#8x : glibc %#4x != %#4x mine %u\n", c, glibc, mine, d);
415 if (iswctype(c,is_comb) || iswctype(c,is_comb3)) {
416 /* if (!iswpunct(c)) { */
417 printf("%#8x : %d %d %#4x\n",
418 c, iswctype(c,is_comb),iswctype(c,is_comb3), glibc);
423 if (iswctype(c,is_comb) || iswctype(c,is_comb3)) {
425 printf("%#8x - ", c);
427 } else if (last_comb + 1 < c) {
428 printf("%#8x\n%#8x - ", last_comb, c);
438 combt[c/4] |= ((((!!iswctype(c,is_comb)) << 1) | !!iswctype(c,is_comb3))
440 /* comb3t[c/8] |= ((!!iswctype(c,is_comb3)) << (c & 7)); */
442 /* widtht[c/4] |= (wcwidth(c) << ((c & 3) << 1)); */
444 if (c & 1) { /* Use the high nibble for odd numbered wchars. */
449 l = (long)(int) towlower(c) - c;
450 u = (long)(int) towupper(c) - c;
453 if ((l != (short)l) || (u != (short)u)) {
454 printf("range assumption error! %x %ld %ld\n", c, l, u);
457 for (i=0 ; i < ul_count ; i++) {
458 if ((l == uldiff[i].l) && (u == uldiff[i].u)) {
462 uldiff[ul_count].l = l;
463 uldiff[ul_count].u = u;
465 if (ul_count > MAXTO) {
466 printf("too many touppers/tolowers!\n");
474 for (i = 0 ; i < 16 ; i++) {
475 printf("typecount[%2d] = %8ld %s\n", i, typecount[i], typename[i]);
478 printf("optimizing is* table..\n");
482 for (i=0 ; i < 14 ; i++) {
483 t = newopt(wct, (RANGE/2)+1, i, &cttable);
491 printf("smallest = %zu\n", smallest);
492 if (!(cttable.ii = malloc(smallest))) {
493 printf("couldn't allocate space!\n");
497 newopt(wct, (RANGE/2)+1, n, &cttable);
498 ++cttable.ti_shift; /* correct for nibble mode */
502 printf("optimizing u/l-to table..\n");
505 for (i=0 ; i < 14 ; i++) {
506 t = newopt(ult, RANGE+1, i, &ultable);
514 printf("%zu (smallest) + %zu (u/l diffs) = %zu\n",
515 smallest, 4 * ul_count, smallest + 4 * ul_count);
516 printf("smallest = %zu\n", smallest);
517 if (!(ultable.ii = malloc(smallest))) {
518 printf("couldn't allocate space!\n");
522 newopt(ult, RANGE+1, n, &ultable);
526 printf("optimizing comb table..\n");
529 for (i=0 ; i < 14 ; i++) {
530 t = newopt(combt, sizeof(combt), i, &combtable);
538 printf("smallest = %zu\n", smallest);
539 if (!(combtable.ii = malloc(smallest))) {
540 printf("couldn't allocate space!\n");
544 newopt(combt, sizeof(combt), n, &combtable);
545 combtable.ti_shift += 4; /* correct for 4 entries per */
550 printf("optimizing width table..\n");
552 widthtable.ii = NULL;
553 for (i=0 ; i < 14 ; i++) {
554 t = newopt(widtht, sizeof(widtht), i, &widthtable);
562 printf("smallest = %zu\n", smallest);
563 if (!(widthtable.ii = malloc(smallest))) {
564 printf("couldn't allocate space!\n");
568 newopt(widtht, sizeof(widtht), n, &widthtable);
569 widthtable.ti_shift += 4; /* correct for 4 entries per */
573 printf("optimizing comb3 table..\n");
575 comb3table.ii = NULL;
576 for (i=0 ; i < 14 ; i++) {
577 t = newopt(comb3t, sizeof(comb3t), i, &comb3table);
585 printf("smallest = %zu\n", smallest);
586 if (!(comb3table.ii = malloc(smallest))) {
587 printf("couldn't allocate space!\n");
591 newopt(comb3t, sizeof(comb3t), n, &comb3table);
592 comb3table.ti_shift += 8; /* correct for 4 entries per */
595 dump_table_data(&cttable);
596 dump_table_data(&ultable);
597 dump_table_data(&combtable);
600 printf("verifying for %s...\n", *argv);
602 for (c=0 ; c <= 0xffffUL ; c++)
604 for (c=0 ; c <= 0x10ffffUL ; c++)
609 unsigned int upper, lower;
612 #if RANGE < 0x10000UL
613 if (c == 0x10000UL) {
614 c = 0x30000UL; /* skip 1st and 2nd sup planes */
616 #elif RANGE < 0x20000UL
617 if (c == 0x20000UL) {
618 c = 0x30000UL; /* skip 2nd sup planes */
624 if (iswalnum(c)) ++glibc; glibc <<= 1;
625 if (iswalpha(c)) ++glibc; glibc <<= 1;
626 if (iswblank(c)) ++glibc; glibc <<= 1;
627 if (iswcntrl(c)) ++glibc; glibc <<= 1;
628 if (iswdigit(c)) ++glibc; glibc <<= 1;
629 if (iswgraph(c)) ++glibc; glibc <<= 1;
630 if (iswlower(c)) ++glibc; glibc <<= 1;
631 if (iswprint(c)) ++glibc; glibc <<= 1;
632 if (iswpunct(c)) ++glibc; glibc <<= 1;
633 if (iswspace(c)) ++glibc; glibc <<= 1;
634 if (iswupper(c)) ++glibc; glibc <<= 1;
635 if (iswxdigit(c)) ++glibc;
644 sc = u & ((1 << cttable.ti_shift) - 1);
645 u >>= cttable.ti_shift;
646 n = u & ((1 << cttable.ii_shift) - 1);
647 u >>= cttable.ii_shift;
650 i0 <<= cttable.ii_shift;
651 i1 = cttable.ti[i0 + n];
652 i1 <<= (cttable.ti_shift-1);
653 d = cttable.ut[i1 + (sc >> 1)];
659 } else if ((((unsigned int)(c - 0xe0020UL)) <= 0x5f) || (c == 0xe0001UL)){
661 } else if (((unsigned int)(c - 0xf0000UL)) < 0x20000UL) {
662 if ((c & 0xffffU) <= 0xfffdU) {
665 d = __CTYPE_unclassified;
668 d = __CTYPE_unclassified;
672 if (mywalnum(c)) ++mine; mine <<= 1;
673 if (mywalpha(c)) ++mine; mine <<= 1;
674 if (mywblank(c)) ++mine; mine <<= 1;
675 if (mywcntrl(c)) ++mine; mine <<= 1;
676 if (mywdigit(c)) ++mine; mine <<= 1;
677 if (mywgraph(c)) ++mine; mine <<= 1;
678 if (mywlower(c)) ++mine; mine <<= 1;
679 if (mywprint(c)) ++mine; mine <<= 1;
680 if (mywpunct(c)) ++mine; mine <<= 1;
681 if (mywspace(c)) ++mine; mine <<= 1;
682 if (mywupper(c)) ++mine; mine <<= 1;
683 if (mywxdigit(c)) ++mine;
686 printf("%#8x : glibc %#4x != %#4x mine %d\n", c, glibc, mine, d);
688 printf("sc=%#x u=%#x n=%#x i0=%#x i1=%#x\n", sc, u, n, i0, i1);
691 upper = lower = u = c;
693 sc = u & ((1 << ultable.ti_shift) - 1);
694 u >>= ultable.ti_shift;
695 n = u & ((1 << ultable.ii_shift) - 1);
696 u >>= ultable.ii_shift;
699 i0 <<= ultable.ii_shift;
700 i1 = ultable.ti[i0 + n];
701 i1 <<= (ultable.ti_shift);
704 upper = c + uldiff[i0].u;
705 lower = c + uldiff[i0].l;
708 if (towupper(c) != upper) {
709 printf("%#8x : towupper glibc %#4x != %#4x mine\n",
710 c, towupper(c), upper);
713 if (towlower(c) != lower) {
714 printf("%#8x : towlower glibc %#4x != %#4x mine i0 = %d\n",
715 c, towlower(c), lower, i0);
718 if (totitle && ((tt = towctrans(c, totitle)) != upper)) {
719 printf("%#8x : totitle glibc %#4lx != %#4x mine i0 = %d\n",
725 if ((c & 0xfff) == 0xfff) printf(".");
733 if (!(fp = fopen("wctables.h", "w"))) {
734 printf("couldn't open wctables.h!\n");
738 fprintf(fp, "#define __LOCALE_DATA_WC_TABLE_DOMAIN_MAX %#8lx\n\n",
739 (unsigned long) RANGE);
740 output_table(fp, "ctype", &cttable);
741 output_table(fp, "uplow", &ultable);
744 #warning fix the upper bound on the upper/lower tables... save 200 bytes or so
745 fprintf(fp, "#define __LOCALE_DATA_WCuplow_diffs %7u\n", ul_count);
746 fprintf(fp, "\n#ifdef WANT_WCuplow_diff_data\n\n");
747 fprintf(fp, "\nstatic const short __LOCALE_DATA_WCuplow_diff_data[%zu] = {",
748 2 * (size_t) ul_count);
749 for (i=0 ; i < ul_count ; i++) {
753 fprintf(fp, " %6d, %6d,", uldiff[i].u, uldiff[i].l);
755 fprintf(fp, "\n};\n\n");
756 fprintf(fp, "#endif /* WANT_WCuplow_diff_data */\n\n");
759 /* output_table(fp, "comb", &combtable); */
760 /* output_table(fp, "width", &widthtable); */
768 size_t newopt(unsigned char *ut, size_t usize, int shift, table_data *tbl)
771 unsigned char *ti[RANGE+1]; /* table index */
777 unsigned char *ii_save;
779 unsigned char uit[RANGE+1];
782 memset(uniqblock, 0x00, sizeof(uniqblock));
785 blocksize = 1 << shift;
786 numblocks = usize >> shift;
788 /* init table index */
789 for (i=j=0 ; i < numblocks ; i++) {
796 qsort(ti, numblocks, sizeof(unsigned char *), nu_memcmp);
799 uit[(ti[0]-ut)/blocksize] = 0;
800 for (i=1 ; i < numblocks ; i++) {
801 if (memcmp(ti[i-1], ti[i], blocksize) < 0) {
805 uniqblock[uniq - 1] = i;
808 else if (memcmp(ti[i-1], ti[i], blocksize) > 0) {
809 printf("bad sort %i!\n", i);
813 uit[(ti[i]-ut)/blocksize] = uniq - 1;
819 smallest = numblocks + uniq * blocksize;
822 for (j=1 ; j < 14 ; j++) {
823 if ((numblocks >> j) < 2) break;
828 if ((t = newopt(uit, numblocks, j, tbl)) < SIZE_MAX) {
829 t += uniq * blocksize;
838 printf("ishift %zu tshift %zu size %zu\n",
853 tbl->ii_shift = shift;
854 tbl->ii_len = numblocks;
855 memcpy(tbl->ii, uit, numblocks);
856 tbl->ti = tbl->ii + tbl->ii_len;
857 tbl->ti_len = uniq * blocksize;
858 for (i=0 ; i < uniq ; i++) {
859 memcpy(tbl->ti + i * blocksize, ti[uniqblock[i]], blocksize);
863 printf("setting ishift %zu tshift %zu\n",
865 newopt(uit, numblocks, shift2, tbl);
867 tbl->ti_shift = shift;
868 tbl->ut_len = uniq * blocksize;
869 tbl->ut = tbl->ti + tbl->ti_len;
870 for (i=0 ; i < uniq ; i++) {
871 memcpy(tbl->ut + i * blocksize, ti[uniqblock[i]], blocksize);