X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=fc-lang%2Ffc-lang.c;h=22afe904062cada1e5a4cee2790866188f2042ec;hb=3074a73b418b40135d4a4f4e0713fcf987d34795;hp=960c56c3b108a721c87f8abf554be40da4769dfa;hpb=c647f6f1e42f70077e1e0c957ff5cd7905d88b86;p=fontconfig.git diff --git a/fc-lang/fc-lang.c b/fc-lang/fc-lang.c index 960c56c..22afe90 100644 --- a/fc-lang/fc-lang.c +++ b/fc-lang/fc-lang.c @@ -1,7 +1,7 @@ /* - * $XFree86: xc/lib/fontconfig/fc-lang/fc-lang.c,v 1.3 2002/08/22 07:36:43 keithp Exp $ + * fontconfig/fc-lang/fc-lang.c * - * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc. + * Copyright © 2002 Keith Packard * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that @@ -13,18 +13,18 @@ * representations about the suitability of this software for any purpose. It * is provided "as is" without express or implied warranty. * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ -#include "fcint.h" #include "fccharset.c" #include "fcstr.c" +#include "fcserialize.c" /* * fc-lang @@ -47,10 +47,31 @@ FcMemFree (int kind, int size) { } +FcPrivate void +FcCacheObjectReference (void *object) +{ +} + +FcPrivate void +FcCacheObjectDereference (void *object) +{ +} + +int FcDebugVal; + +FcChar8 * +FcConfigHome (void) +{ + return (FcChar8 *) getenv ("HOME"); +} + static void -fatal (char *file, int lineno, char *msg) +fatal (const char *file, int lineno, const char *msg) { - fprintf (stderr, "%s:%d: %s\n", file, lineno, msg); + if (lineno) + fprintf (stderr, "%s:%d: %s\n", file, lineno, msg); + else + fprintf (stderr, "%s: %s\n", file, msg); exit (1); } @@ -58,17 +79,43 @@ static char * get_line (FILE *f, char *line, int *lineno) { char *hash; + int end; if (!fgets (line, 1024, f)) return 0; ++(*lineno); hash = strchr (line, '#'); if (hash) *hash = '\0'; + + end = strlen (line); + while (end > 0 && isspace (line[end-1])) + line[--end] = '\0'; + if (line[0] == '\0' || line[0] == '\n' || line[0] == '\032' || line[0] == '\r') return get_line (f, line, lineno); return line; } +static char *dir = 0; + +static FILE * +scanopen (char *file) +{ + FILE *f; + + f = fopen (file, "r"); + if (!f && dir) + { + char path[1024]; + + strcpy (path, dir); + strcat (path, "/"); + strcat (path, file); + f = fopen (path, "r"); + } + return f; +} + /* * build a single charset from a source file * @@ -78,31 +125,38 @@ get_line (FILE *f, char *line, int *lineno) * Comments begin with '#' */ -static FcCharSet * -scan (FILE *f, char *file) +static const FcCharSet * +scan (FILE *f, char *file, FcCharSetFreezer *freezer) { - FcCharSet *c = 0; - FcCharSet *n; - int start, end, ucs4; - char line[1024]; - int lineno = 0; + FcCharSet *c = 0; + const FcCharSet *n; + int start, end, ucs4; + char line[1024]; + int lineno = 0; while (get_line (f, line, &lineno)) { if (!strncmp (line, "include", 7)) { - file = strchr (line, ' '); - while (*file == ' ') - file++; - end = strlen (file); - if (file[end-1] == '\n') - file[end-1] = '\0'; - f = fopen (file, "r"); - if (!f) - fatal (file, 0, "can't open"); - c = scan (f, file); - fclose (f); - return c; + FILE *included_f; + char *included_file; + included_file = strchr (line, ' '); + if (!included_file) + fatal (file, lineno, + "invalid syntax, expected: include filename"); + while (isspace(*included_file)) + included_file++; + included_f = scanopen (included_file); + if (!included_f) + fatal (included_file, 0, "can't open"); + n = scan (included_f, included_file, freezer); + fclose (included_f); + if (!c) + c = FcCharSetCreate (); + if (!FcCharSetMerge (c, n, NULL)) + fatal (file, lineno, "out of memory"); + FcCharSetDestroy (n); + continue; } if (strchr (line, '-')) { @@ -123,7 +177,7 @@ scan (FILE *f, char *file) fatal (file, lineno, "out of memory"); } } - n = FcCharSetFreeze (c); + n = FcCharSetFreeze (freezer, c); FcCharSetDestroy (c); return n; } @@ -158,8 +212,8 @@ get_lang (char *name) while ((c = *name++)) { - if (isupper (c)) - c = tolower (c); + if (isupper ((int) (unsigned char) c)) + c = tolower ((int) (unsigned char) c); if (c == '_') c = '-'; if (c == ' ') @@ -185,38 +239,54 @@ static int compare (const void *a, const void *b) int main (int argc, char **argv) { - char *files[MAX_LANG]; - FcCharSet *sets[MAX_LANG]; - int duplicate[MAX_LANG]; - int country[MAX_LANG]; - char *names[MAX_LANG]; - char *langs[MAX_LANG]; + static char *files[MAX_LANG]; + static const FcCharSet *sets[MAX_LANG]; + static int duplicate[MAX_LANG]; + static int country[MAX_LANG]; + static char *names[MAX_LANG]; + static char *langs[MAX_LANG]; + static int off[MAX_LANG]; FILE *f; int ncountry = 0; int i = 0; - FcCharLeaf **leaves, **sleaves; + int nsets = 0; + int argi; + FcCharLeaf **leaves; int total_leaves = 0; - int l, sl, tl; - int c; - char line[1024]; - FcChar32 map[MAX_LANG_SET_MAP]; + int l, sl, tl, tn; + static char line[1024]; + static FcChar32 map[MAX_LANG_SET_MAP]; int num_lang_set_map; + int setRangeStart[26]; + int setRangeEnd[26]; + FcChar8 setRangeChar; + FcCharSetFreezer *freezer; - while (*++argv) + freezer = FcCharSetFreezerCreate (); + if (!freezer) + fatal (argv[0], 0, "out of memory"); + argi = 1; + while (argv[argi]) { + if (!strcmp (argv[argi], "-d")) + { + argi++; + dir = argv[argi++]; + continue; + } if (i == MAX_LANG) - fatal (*argv, 0, "Too many languages"); - files[i++] = *argv; + fatal (argv[0], 0, "Too many languages"); + files[i++] = argv[argi++]; } files[i] = 0; qsort (files, i, sizeof (char *), compare); i = 0; while (files[i]) { - f = fopen (files[i], "r"); + f = scanopen (files[i]); if (!f) fatal (files[i], 0, strerror (errno)); - sets[i] = scan (f, files[i]); + sets[i] = scan (f, files[i], freezer); names[i] = get_name (files[i]); langs[i] = get_lang(names[i]); if (strchr (langs[i], '-')) @@ -226,6 +296,7 @@ main (int argc, char **argv) i++; fclose (f); } + nsets = i; sets[i] = 0; leaves = malloc (total_leaves * sizeof (FcCharLeaf *)); tl = 0; @@ -234,14 +305,13 @@ main (int argc, char **argv) */ for (i = 0; sets[i]; i++) { - sleaves = sets[i]->leaves; for (sl = 0; sl < sets[i]->num; sl++) { for (l = 0; l < tl; l++) - if (leaves[l] == sleaves[sl]) + if (leaves[l] == FcCharSetLeaf(sets[i], sl)) break; if (l == tl) - leaves[tl++] = sleaves[sl]; + leaves[tl++] = FcCharSetLeaf(sets[i], sl); } } @@ -258,23 +328,6 @@ main (int argc, char **argv) printf ("/* total size: %d unique leaves: %d */\n\n", total_leaves, tl); - /* - * Dump leaves - */ - printf ("static const FcCharLeaf leaves[%d] = {\n", tl); - for (l = 0; l < tl; l++) - { - printf (" { { /* %d */", l); - for (i = 0; i < 256/32; i++) - { - if (i % 4 == 0) - printf ("\n "); - printf (" 0x%08x,", leaves[l]->map[i]); - } - printf ("\n } },\n"); - } - printf ("};\n\n"); - printf ("#define L(n) ((FcCharLeaf *) &leaves[n])\n\n"); /* * Find duplicate charsets @@ -293,67 +346,121 @@ main (int argc, char **argv) } } + tn = 0; + for (i = 0; sets[i]; i++) { + if (duplicate[i] >= 0) + continue; + off[i] = tn; + tn += sets[i]->num; + } + + printf ("#define LEAF0 (%d * sizeof (FcLangCharSet))\n", nsets); + printf ("#define OFF0 (LEAF0 + %d * sizeof (FcCharLeaf))\n", tl); + printf ("#define NUM0 (OFF0 + %d * sizeof (intptr_t))\n", tn); + printf ("#define SET(n) (n * sizeof (FcLangCharSet) + offsetof (FcLangCharSet, charset))\n"); + printf ("#define OFF(s,o) (OFF0 + o * sizeof (intptr_t) - SET(s))\n"); + printf ("#define NUM(s,n) (NUM0 + n * sizeof (FcChar16) - SET(s))\n"); + printf ("#define LEAF(o,l) (LEAF0 + l * sizeof (FcCharLeaf) - (OFF0 + o * sizeof (intptr_t)))\n"); + printf ("#define fcLangCharSets (fcLangData.langCharSets)\n"); + printf ("\n"); + + printf ("static const struct {\n" + " FcLangCharSet langCharSets[%d];\n" + " FcCharLeaf leaves[%d];\n" + " intptr_t leaf_offsets[%d];\n" + " FcChar16 numbers[%d];\n" + "} fcLangData = {\n", + nsets, tl, tn, tn); + /* - * Dump arrays + * Dump sets */ + + printf ("{\n"); + for (i = 0; sets[i]; i++) + { + int j = duplicate[i]; + + if (j < 0) + j = i; + + printf (" { \"%s\", " + " { FC_REF_CONSTANT, %d, OFF(%d,%d), NUM(%d,%d) } }, /* %d */\n", + langs[i], + sets[j]->num, i, off[j], i, off[j], i); + } + printf ("},\n"); + + /* + * Dump leaves + */ + printf ("{\n"); + for (l = 0; l < tl; l++) + { + printf (" { { /* %d */", l); + for (i = 0; i < 256/32; i++) + { + if (i % 4 == 0) + printf ("\n "); + printf (" 0x%08x,", leaves[l]->map[i]); + } + printf ("\n } },\n"); + } + printf ("},\n"); + + /* + * Dump leaves + */ + printf ("{\n"); for (i = 0; sets[i]; i++) { int n; if (duplicate[i] >= 0) continue; - printf ("static const FcCharLeaf *leaves_%s[%d] = {\n", - names[i], sets[i]->num); + printf (" /* %s */\n", names[i]); for (n = 0; n < sets[i]->num; n++) { - if (n % 8 == 0) + if (n % 4 == 0) printf (" "); for (l = 0; l < tl; l++) - if (leaves[l] == sets[i]->leaves[n]) + if (leaves[l] == FcCharSetLeaf(sets[i], n)) break; if (l == tl) fatal (names[i], 0, "can't find leaf"); - printf (" L(%3d),", l); - if (n % 8 == 7) + printf (" LEAF(%3d,%3d),", off[i], l); + if (n % 4 == 3) printf ("\n"); } - if (n % 8 != 0) + if (n % 4 != 0) printf ("\n"); - printf ("};\n\n"); + } + printf ("},\n"); - printf ("static const FcChar16 numbers_%s[%d] = {\n", - names[i], sets[i]->num); + printf ("{\n"); + for (i = 0; sets[i]; i++) + { + int n; + + if (duplicate[i] >= 0) + continue; + printf (" /* %s */\n", names[i]); for (n = 0; n < sets[i]->num; n++) { if (n % 8 == 0) printf (" "); - printf (" 0x%04x,", sets[i]->numbers[n]); + printf (" 0x%04x,", FcCharSetNumbers (sets[i])[n]); if (n % 8 == 7) printf ("\n"); } if (n % 8 != 0) printf ("\n"); - printf ("};\n\n"); - } - printf ("#undef L\n\n"); - /* - * Dump sets - */ - printf ("static const FcLangCharSet fcLangCharSets[] = {\n"); - for (i = 0; sets[i]; i++) - { - int j = duplicate[i]; - if (j < 0) - j = i; - printf (" { (FcChar8 *) \"%s\",\n" - " { FC_REF_CONSTANT, %d, " - "(FcCharLeaf **) leaves_%s, " - "(FcChar16 *) numbers_%s } },\n", - langs[i], - sets[j]->num, names[j], names[j]); } + printf ("}\n"); + printf ("};\n\n"); + printf ("#define NUM_LANG_CHAR_SET %d\n", i); num_lang_set_map = (i + 31) / 32; printf ("#define NUM_LANG_SET_MAP %d\n", num_lang_set_map); @@ -362,6 +469,7 @@ main (int argc, char **argv) */ if (ncountry) { + int c; int ncountry_ent = 0; printf ("\n"); printf ("static const FcChar32 fcLangCountrySets[][NUM_LANG_SET_MAP] = {\n"); @@ -370,7 +478,7 @@ main (int argc, char **argv) i = country[c]; if (i >= 0) { - int l = strchr (langs[i], '-') - langs[i]; + int lang = strchr (langs[i], '-') - langs[i]; int d, k; for (k = 0; k < num_lang_set_map; k++) @@ -390,7 +498,7 @@ main (int argc, char **argv) for (k = 0; k < num_lang_set_map; k++) printf (" 0x%08x,", map[k]); printf (" }, /* %*.*s */\n", - l, l, langs[i]); + lang, lang, langs[i]); ++ncountry_ent; } } @@ -398,6 +506,36 @@ main (int argc, char **argv) printf ("#define NUM_COUNTRY_SET %d\n", ncountry_ent); } + + /* + * Find ranges for each letter for faster searching + */ + setRangeChar = 'a'; + memset(setRangeStart, '\0', sizeof (setRangeStart)); + memset(setRangeEnd, '\0', sizeof (setRangeEnd)); + for (i = 0; sets[i]; i++) + { + char c = names[i][0]; + + while (setRangeChar <= c && c <= 'z') + setRangeStart[setRangeChar++ - 'a'] = i; + } + for (setRangeChar = 'a'; setRangeChar < 'z'; setRangeChar++) + setRangeEnd[setRangeChar - 'a'] = setRangeStart[setRangeChar+1-'a'] - 1; + setRangeEnd[setRangeChar - 'a'] = i - 1; + + /* + * Dump sets start/finish for the fastpath + */ + printf ("static const FcLangCharSetRange fcLangCharSetRanges[] = {\n"); + for (setRangeChar = 'a'; setRangeChar <= 'z' ; setRangeChar++) + { + printf (" { %d, %d }, /* %c */\n", + setRangeStart[setRangeChar - 'a'], + setRangeEnd[setRangeChar - 'a'], setRangeChar); + } + printf ("};\n\n"); + while (fgets (line, sizeof (line), stdin)) fputs (line, stdout);