summaryrefslogtreecommitdiff
path: root/plugins/SpellChecker/src/hunspell/hashmgr.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'plugins/SpellChecker/src/hunspell/hashmgr.cxx')
-rw-r--r--plugins/SpellChecker/src/hunspell/hashmgr.cxx928
1 files changed, 928 insertions, 0 deletions
diff --git a/plugins/SpellChecker/src/hunspell/hashmgr.cxx b/plugins/SpellChecker/src/hunspell/hashmgr.cxx
new file mode 100644
index 0000000000..ea93b8787c
--- /dev/null
+++ b/plugins/SpellChecker/src/hunspell/hashmgr.cxx
@@ -0,0 +1,928 @@
+#include "license.hunspell"
+#include "license.myspell"
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <ctype.h>
+
+#include "hashmgr.hxx"
+#include "csutil.hxx"
+#include "atypes.hxx"
+
+// build a hash table from a munched word list
+
+HashMgr::HashMgr(const char * tpath, const char * apath, const char * key)
+{
+ tablesize = 0;
+ tableptr = NULL;
+ flag_mode = FLAG_CHAR;
+ complexprefixes = 0;
+ utf8 = 0;
+ langnum = 0;
+ lang = NULL;
+ enc = NULL;
+ csconv = 0;
+ ignorechars = NULL;
+ ignorechars_utf16 = NULL;
+ ignorechars_utf16_len = 0;
+ numaliasf = 0;
+ aliasf = NULL;
+ numaliasm = 0;
+ aliasm = NULL;
+ forbiddenword = FORBIDDENWORD; // forbidden word signing flag
+ load_config(apath, key);
+ int ec = load_tables(tpath, key);
+ if (ec) {
+ /* error condition - what should we do here */
+ HUNSPELL_WARNING(stderr, "Hash Manager Error : %d\n",ec);
+ if (tableptr) {
+ free(tableptr);
+ tableptr = NULL;
+ }
+ tablesize = 0;
+ }
+}
+
+
+HashMgr::~HashMgr()
+{
+ if (tableptr) {
+ // now pass through hash table freeing up everything
+ // go through column by column of the table
+ for (int i=0; i < tablesize; i++) {
+ struct hentry * pt = tableptr[i];
+ struct hentry * nt = NULL;
+ while(pt) {
+ nt = pt->next;
+ if (pt->astr && (!aliasf || TESTAFF(pt->astr, ONLYUPCASEFLAG, pt->alen))) free(pt->astr);
+ free(pt);
+ pt = nt;
+ }
+ }
+ free(tableptr);
+ }
+ tablesize = 0;
+
+ if (aliasf) {
+ for (int j = 0; j < (numaliasf); j++) free(aliasf[j]);
+ free(aliasf);
+ aliasf = NULL;
+ if (aliasflen) {
+ free(aliasflen);
+ aliasflen = NULL;
+ }
+ }
+ if (aliasm) {
+ for (int j = 0; j < (numaliasm); j++) free(aliasm[j]);
+ free(aliasm);
+ aliasm = NULL;
+ }
+
+#ifndef OPENOFFICEORG
+#ifndef MOZILLA_CLIENT
+ if (utf8) free_utf_tbl();
+#endif
+#endif
+
+ if (enc) free(enc);
+ if (lang) free(lang);
+
+ if (ignorechars) free(ignorechars);
+ if (ignorechars_utf16) free(ignorechars_utf16);
+
+#ifdef MOZILLA_CLIENT
+ delete [] csconv;
+#endif
+}
+
+// lookup a root word in the hashtable
+
+struct hentry * HashMgr::lookup(const char *word) const
+{
+ struct hentry * dp;
+ if (tableptr) {
+ dp = tableptr[hash(word)];
+ if (!dp) return NULL;
+ for ( ; dp != NULL; dp = dp->next) {
+ if (strcmp(word, dp->word) == 0) return dp;
+ }
+ }
+ return NULL;
+}
+
+// add a word to the hash table (private)
+int HashMgr::add_word(const char * word, int wbl, int wcl, unsigned short * aff,
+ int al, const char * desc, bool onlyupcase)
+{
+ bool upcasehomonym = false;
+ int descl = desc ? (aliasm ? sizeof(short) : strlen(desc) + 1) : 0;
+ // variable-length hash record with word and optional fields
+ struct hentry* hp =
+ (struct hentry *) malloc (sizeof(struct hentry) + wbl + descl);
+ if (!hp) return 1;
+ char * hpw = hp->word;
+ strcpy(hpw, word);
+ if (ignorechars != NULL) {
+ if (utf8) {
+ remove_ignored_chars_utf(hpw, ignorechars_utf16, ignorechars_utf16_len);
+ } else {
+ remove_ignored_chars(hpw, ignorechars);
+ }
+ }
+ if (complexprefixes) {
+ if (utf8) reverseword_utf(hpw); else reverseword(hpw);
+ }
+
+ int i = hash(hpw);
+
+ hp->blen = (unsigned char) wbl;
+ hp->clen = (unsigned char) wcl;
+ hp->alen = (short) al;
+ hp->astr = aff;
+ hp->next = NULL;
+ hp->next_homonym = NULL;
+
+ // store the description string or its pointer
+ if (desc) {
+ hp->var = H_OPT;
+ if (aliasm) {
+ hp->var += H_OPT_ALIASM;
+ store_pointer(hpw + wbl + 1, get_aliasm(atoi(desc)));
+ } else {
+ strcpy(hpw + wbl + 1, desc);
+ if (complexprefixes) {
+ if (utf8) reverseword_utf(HENTRY_DATA(hp));
+ else reverseword(HENTRY_DATA(hp));
+ }
+ }
+ if (strstr(HENTRY_DATA(hp), MORPH_PHON)) hp->var += H_OPT_PHON;
+ } else hp->var = 0;
+
+ struct hentry * dp = tableptr[i];
+ if (!dp) {
+ tableptr[i] = hp;
+ return 0;
+ }
+ while (dp->next != NULL) {
+ if ((!dp->next_homonym) && (strcmp(hp->word, dp->word) == 0)) {
+ // remove hidden onlyupcase homonym
+ if (!onlyupcase) {
+ if ((dp->astr) && TESTAFF(dp->astr, ONLYUPCASEFLAG, dp->alen)) {
+ free(dp->astr);
+ dp->astr = hp->astr;
+ dp->alen = hp->alen;
+ free(hp);
+ return 0;
+ } else {
+ dp->next_homonym = hp;
+ }
+ } else {
+ upcasehomonym = true;
+ }
+ }
+ dp=dp->next;
+ }
+ if (strcmp(hp->word, dp->word) == 0) {
+ // remove hidden onlyupcase homonym
+ if (!onlyupcase) {
+ if ((dp->astr) && TESTAFF(dp->astr, ONLYUPCASEFLAG, dp->alen)) {
+ free(dp->astr);
+ dp->astr = hp->astr;
+ dp->alen = hp->alen;
+ free(hp);
+ return 0;
+ } else {
+ dp->next_homonym = hp;
+ }
+ } else {
+ upcasehomonym = true;
+ }
+ }
+ if (!upcasehomonym) {
+ dp->next = hp;
+ } else {
+ // remove hidden onlyupcase homonym
+ if (hp->astr) free(hp->astr);
+ free(hp);
+ }
+ return 0;
+}
+
+int HashMgr::add_hidden_capitalized_word(char * word, int wbl, int wcl,
+ unsigned short * flags, int al, char * dp, int captype)
+{
+ // add inner capitalized forms to handle the following allcap forms:
+ // Mixed caps: OpenOffice.org -> OPENOFFICE.ORG
+ // Allcaps with suffixes: CIA's -> CIA'S
+ if (((captype == HUHCAP) || (captype == HUHINITCAP) ||
+ ((captype == ALLCAP) && (flags != NULL))) &&
+ !((flags != NULL) && TESTAFF(flags, forbiddenword, al))) {
+ unsigned short * flags2 = (unsigned short *) malloc (sizeof(unsigned short) * (al+1));
+ if (!flags2) return 1;
+ if (al) memcpy(flags2, flags, al * sizeof(unsigned short));
+ flags2[al] = ONLYUPCASEFLAG;
+ if (utf8) {
+ char st[BUFSIZE];
+ w_char w[BUFSIZE];
+ int wlen = u8_u16(w, BUFSIZE, word);
+ mkallsmall_utf(w, wlen, langnum);
+ mkallcap_utf(w, 1, langnum);
+ u16_u8(st, BUFSIZE, w, wlen);
+ return add_word(st,wbl,wcl,flags2,al+1,dp, true);
+ } else {
+ mkallsmall(word, csconv);
+ mkinitcap(word, csconv);
+ return add_word(word,wbl,wcl,flags2,al+1,dp, true);
+ }
+ }
+ return 0;
+}
+
+// detect captype and modify word length for UTF-8 encoding
+int HashMgr::get_clen_and_captype(const char * word, int wbl, int * captype) {
+ int len;
+ if (utf8) {
+ w_char dest_utf[BUFSIZE];
+ len = u8_u16(dest_utf, BUFSIZE, word);
+ *captype = get_captype_utf8(dest_utf, len, langnum);
+ } else {
+ len = wbl;
+ *captype = get_captype((char *) word, len, csconv);
+ }
+ return len;
+}
+
+// remove word (personal dictionary function for standalone applications)
+int HashMgr::remove(const char * word)
+{
+ struct hentry * dp = lookup(word);
+ while (dp) {
+ if (dp->alen == 0 || !TESTAFF(dp->astr, forbiddenword, dp->alen)) {
+ unsigned short * flags =
+ (unsigned short *) malloc(sizeof(short) * (dp->alen + 1));
+ if (!flags) return 1;
+ for (int i = 0; i < dp->alen; i++) flags[i] = dp->astr[i];
+ flags[dp->alen] = forbiddenword;
+ dp->astr = flags;
+ dp->alen++;
+ flag_qsort(flags, 0, dp->alen);
+ }
+ dp = dp->next_homonym;
+ }
+ return 0;
+}
+
+/* remove forbidden flag to add a personal word to the hash */
+int HashMgr::remove_forbidden_flag(const char * word) {
+ struct hentry * dp = lookup(word);
+ if (!dp) return 1;
+ while (dp) {
+ if (dp->astr && TESTAFF(dp->astr, forbiddenword, dp->alen)) {
+ if (dp->alen == 1) dp->alen = 0; // XXX forbidden words of personal dic.
+ else {
+ unsigned short * flags2 =
+ (unsigned short *) malloc(sizeof(short) * (dp->alen - 1));
+ if (!flags2) return 1;
+ int i, j = 0;
+ for (i = 0; i < dp->alen; i++) {
+ if (dp->astr[i] != forbiddenword) flags2[j++] = dp->astr[i];
+ }
+ dp->alen--;
+ dp->astr = flags2; // XXX allowed forbidden words
+ }
+ }
+ dp = dp->next_homonym;
+ }
+ return 0;
+}
+
+// add a custom dic. word to the hash table (public)
+int HashMgr::add(const char * word)
+{
+ unsigned short * flags = NULL;
+ int al = 0;
+ if (remove_forbidden_flag(word)) {
+ int captype;
+ int wbl = strlen(word);
+ int wcl = get_clen_and_captype(word, wbl, &captype);
+ add_word(word, wbl, wcl, flags, al, NULL, false);
+ return add_hidden_capitalized_word((char *) word, wbl, wcl, flags, al, NULL, captype);
+ }
+ return 0;
+}
+
+int HashMgr::add_with_affix(const char * word, const char * example)
+{
+ // detect captype and modify word length for UTF-8 encoding
+ struct hentry * dp = lookup(example);
+ remove_forbidden_flag(word);
+ if (dp && dp->astr) {
+ int captype;
+ int wbl = strlen(word);
+ int wcl = get_clen_and_captype(word, wbl, &captype);
+ if (aliasf) {
+ add_word(word, wbl, wcl, dp->astr, dp->alen, NULL, false);
+ } else {
+ unsigned short * flags = (unsigned short *) malloc (dp->alen * sizeof(short));
+ if (flags) {
+ memcpy((void *) flags, (void *) dp->astr, dp->alen * sizeof(short));
+ add_word(word, wbl, wcl, flags, dp->alen, NULL, false);
+ } else return 1;
+ }
+ return add_hidden_capitalized_word((char *) word, wbl, wcl, dp->astr, dp->alen, NULL, captype);
+ }
+ return 1;
+}
+
+// walk the hash table entry by entry - null at end
+// initialize: col=-1; hp = NULL; hp = walk_hashtable(&col, hp);
+struct hentry * HashMgr::walk_hashtable(int &col, struct hentry * hp) const
+{
+ if (hp && hp->next != NULL) return hp->next;
+ for (col++; col < tablesize; col++) {
+ if (tableptr[col]) return tableptr[col];
+ }
+ // null at end and reset to start
+ col = -1;
+ return NULL;
+}
+
+// load a munched word list and build a hash table on the fly
+int HashMgr::load_tables(const char * tpath, const char * key)
+{
+ int al;
+ char * ap;
+ char * dp;
+ char * dp2;
+ unsigned short * flags;
+ char * ts;
+
+ // open dictionary file
+ FileMgr * dict = new FileMgr(tpath, key);
+ if (dict == NULL) return 1;
+
+ // first read the first line of file to get hash table size */
+ if (!(ts = dict->getline())) {
+ HUNSPELL_WARNING(stderr, "error: empty dic file\n");
+ delete dict;
+ return 2;
+ }
+ mychomp(ts);
+
+ /* remove byte order mark */
+ if (strncmp(ts,"\xEF\xBB\xBF",3) == 0) {
+ memmove(ts, ts+3, strlen(ts+3)+1);
+ // warning: dic file begins with byte order mark: possible incompatibility with old Hunspell versions
+ }
+
+ tablesize = atoi(ts);
+ if (tablesize == 0) {
+ HUNSPELL_WARNING(stderr, "error: line 1: missing or bad word count in the dic file\n");
+ delete dict;
+ return 4;
+ }
+ tablesize = tablesize + 5 + USERWORD;
+ if ((tablesize %2) == 0) tablesize++;
+
+ // allocate the hash table
+ tableptr = (struct hentry **) malloc(tablesize * sizeof(struct hentry *));
+ if (! tableptr) {
+ delete dict;
+ return 3;
+ }
+ for (int i=0; i<tablesize; i++) tableptr[i] = NULL;
+
+ // loop through all words on much list and add to hash
+ // table and create word and affix strings
+
+ while ((ts = dict->getline())) {
+ mychomp(ts);
+ // split each line into word and morphological description
+ dp = ts;
+ while ((dp = strchr(dp, ':'))) {
+ if ((dp > ts + 3) && (*(dp - 3) == ' ' || *(dp - 3) == '\t')) {
+ for (dp -= 4; dp >= ts && (*dp == ' ' || *dp == '\t'); dp--);
+ if (dp < ts) { // missing word
+ dp = NULL;
+ } else {
+ *(dp + 1) = '\0';
+ dp = dp + 2;
+ }
+ break;
+ }
+ dp++;
+ }
+
+ // tabulator is the old morphological field separator
+ dp2 = strchr(ts, '\t');
+ if (dp2 && (!dp || dp2 < dp)) {
+ *dp2 = '\0';
+ dp = dp2 + 1;
+ }
+
+ // split each line into word and affix char strings
+ // "\/" signs slash in words (not affix separator)
+ // "/" at beginning of the line is word character (not affix separator)
+ ap = strchr(ts,'/');
+ while (ap) {
+ if (ap == ts) {
+ ap++;
+ continue;
+ } else if (*(ap - 1) != '\\') break;
+ // replace "\/" with "/"
+ for (char * sp = ap - 1; *sp; *sp = *(sp + 1), sp++);
+ ap = strchr(ap,'/');
+ }
+
+ if (ap) {
+ *ap = '\0';
+ if (aliasf) {
+ int index = atoi(ap + 1);
+ al = get_aliasf(index, &flags, dict);
+ if (!al) {
+ HUNSPELL_WARNING(stderr, "error: line %d: bad flag vector alias\n", dict->getlinenum());
+ *ap = '\0';
+ }
+ } else {
+ al = decode_flags(&flags, ap + 1, dict);
+ if (al == -1) {
+ HUNSPELL_WARNING(stderr, "Can't allocate memory.\n");
+ delete dict;
+ return 6;
+ }
+ flag_qsort(flags, 0, al);
+ }
+ } else {
+ al = 0;
+ ap = NULL;
+ flags = NULL;
+ }
+
+ int captype;
+ int wbl = strlen(ts);
+ int wcl = get_clen_and_captype(ts, wbl, &captype);
+ // add the word and its index plus its capitalized form optionally
+ if (add_word(ts,wbl,wcl,flags,al,dp, false) ||
+ add_hidden_capitalized_word(ts, wbl, wcl, flags, al, dp, captype)) {
+ delete dict;
+ return 5;
+ }
+ }
+
+ delete dict;
+ return 0;
+}
+
+// the hash function is a simple load and rotate
+// algorithm borrowed
+
+int HashMgr::hash(const char * word) const
+{
+ long hv = 0;
+ for (int i=0; i < 4 && *word != 0; i++)
+ hv = (hv << 8) | (*word++);
+ while (*word != 0) {
+ ROTATE(hv,ROTATE_LEN);
+ hv ^= (*word++);
+ }
+ return (unsigned long) hv % tablesize;
+}
+
+int HashMgr::decode_flags(unsigned short ** result, char * flags, FileMgr * af) {
+ int len;
+ if (*flags == '\0') {
+ *result = NULL;
+ return 0;
+ }
+ switch (flag_mode) {
+ case FLAG_LONG: { // two-character flags (1x2yZz -> 1x 2y Zz)
+ len = strlen(flags);
+ if (len%2 == 1) HUNSPELL_WARNING(stderr, "error: line %d: bad flagvector\n", af->getlinenum());
+ len /= 2;
+ *result = (unsigned short *) malloc(len * sizeof(short));
+ if (!*result) return -1;
+ for (int i = 0; i < len; i++) {
+ (*result)[i] = (((unsigned short) flags[i * 2]) << 8) + (unsigned short) flags[i * 2 + 1];
+ }
+ break;
+ }
+ case FLAG_NUM: { // decimal numbers separated by comma (4521,23,233 -> 4521 23 233)
+ int i;
+ len = 1;
+ char * src = flags;
+ unsigned short * dest;
+ char * p;
+ for (p = flags; *p; p++) {
+ if (*p == ',') len++;
+ }
+ *result = (unsigned short *) malloc(len * sizeof(short));
+ if (!*result) return -1;
+ dest = *result;
+ for (p = flags; *p; p++) {
+ if (*p == ',') {
+ i = atoi(src);
+ if (i >= DEFAULTFLAGS) HUNSPELL_WARNING(stderr, "error: line %d: flag id %d is too large (max: %d)\n",
+ af->getlinenum(), i, DEFAULTFLAGS - 1);
+ *dest = (unsigned short) i;
+ if (*dest == 0) HUNSPELL_WARNING(stderr, "error: line %d: 0 is wrong flag id\n", af->getlinenum());
+ src = p + 1;
+ dest++;
+ }
+ }
+ i = atoi(src);
+ if (i >= DEFAULTFLAGS) HUNSPELL_WARNING(stderr, "error: line %d: flag id %d is too large (max: %d)\n",
+ af->getlinenum(), i, DEFAULTFLAGS - 1);
+ *dest = (unsigned short) i;
+ if (*dest == 0) HUNSPELL_WARNING(stderr, "error: line %d: 0 is wrong flag id\n", af->getlinenum());
+ break;
+ }
+ case FLAG_UNI: { // UTF-8 characters
+ w_char w[BUFSIZE/2];
+ len = u8_u16(w, BUFSIZE/2, flags);
+ *result = (unsigned short *) malloc(len * sizeof(short));
+ if (!*result) return -1;
+ memcpy(*result, w, len * sizeof(short));
+ break;
+ }
+ default: { // Ispell's one-character flags (erfg -> e r f g)
+ unsigned short * dest;
+ len = strlen(flags);
+ *result = (unsigned short *) malloc(len * sizeof(short));
+ if (!*result) return -1;
+ dest = *result;
+ for (unsigned char * p = (unsigned char *) flags; *p; p++) {
+ *dest = (unsigned short) *p;
+ dest++;
+ }
+ }
+ }
+ return len;
+}
+
+unsigned short HashMgr::decode_flag(const char * f) {
+ unsigned short s = 0;
+ int i;
+ switch (flag_mode) {
+ case FLAG_LONG:
+ s = ((unsigned short) f[0] << 8) + (unsigned short) f[1];
+ break;
+ case FLAG_NUM:
+ i = atoi(f);
+ if (i >= DEFAULTFLAGS) HUNSPELL_WARNING(stderr, "error: flag id %d is too large (max: %d)\n", i, DEFAULTFLAGS - 1);
+ s = (unsigned short) i;
+ break;
+ case FLAG_UNI:
+ u8_u16((w_char *) &s, 1, f);
+ break;
+ default:
+ s = (unsigned short) *((unsigned char *)f);
+ }
+ if (s == 0) HUNSPELL_WARNING(stderr, "error: 0 is wrong flag id\n");
+ return s;
+}
+
+char * HashMgr::encode_flag(unsigned short f) {
+ unsigned char ch[10];
+ if (f==0) return mystrdup("(NULL)");
+ if (flag_mode == FLAG_LONG) {
+ ch[0] = (unsigned char) (f >> 8);
+ ch[1] = (unsigned char) (f - ((f >> 8) << 8));
+ ch[2] = '\0';
+ } else if (flag_mode == FLAG_NUM) {
+ sprintf((char *) ch, "%d", f);
+ } else if (flag_mode == FLAG_UNI) {
+ u16_u8((char *) &ch, 10, (w_char *) &f, 1);
+ } else {
+ ch[0] = (unsigned char) (f);
+ ch[1] = '\0';
+ }
+ return mystrdup((char *) ch);
+}
+
+// read in aff file and set flag mode
+int HashMgr::load_config(const char * affpath, const char * key)
+{
+ char * line; // io buffers
+ int firstline = 1;
+
+ // open the affix file
+ FileMgr * afflst = new FileMgr(affpath, key);
+ if (!afflst) {
+ HUNSPELL_WARNING(stderr, "Error - could not open affix description file %s\n",affpath);
+ return 1;
+ }
+
+ // read in each line ignoring any that do not
+ // start with a known line type indicator
+
+ while ((line = afflst->getline())) {
+ mychomp(line);
+
+ /* remove byte order mark */
+ if (firstline) {
+ firstline = 0;
+ if (strncmp(line,"\xEF\xBB\xBF",3) == 0) memmove(line, line+3, strlen(line+3)+1);
+ }
+
+ /* parse in the try string */
+ if ((strncmp(line,"FLAG",4) == 0) && isspace(line[4])) {
+ if (flag_mode != FLAG_CHAR) {
+ HUNSPELL_WARNING(stderr, "error: line %d: multiple definitions of the FLAG affix file parameter\n", afflst->getlinenum());
+ }
+ if (strstr(line, "long")) flag_mode = FLAG_LONG;
+ if (strstr(line, "num")) flag_mode = FLAG_NUM;
+ if (strstr(line, "UTF-8")) flag_mode = FLAG_UNI;
+ if (flag_mode == FLAG_CHAR) {
+ HUNSPELL_WARNING(stderr, "error: line %d: FLAG needs `num', `long' or `UTF-8' parameter\n", afflst->getlinenum());
+ }
+ }
+ if (strncmp(line,"FORBIDDENWORD",13) == 0) {
+ char * st = NULL;
+ if (parse_string(line, &st, afflst->getlinenum())) {
+ delete afflst;
+ return 1;
+ }
+ forbiddenword = decode_flag(st);
+ free(st);
+ }
+ if (strncmp(line, "SET", 3) == 0) {
+ if (parse_string(line, &enc, afflst->getlinenum())) {
+ delete afflst;
+ return 1;
+ }
+ if (strcmp(enc, "UTF-8") == 0) {
+ utf8 = 1;
+#ifndef OPENOFFICEORG
+#ifndef MOZILLA_CLIENT
+ initialize_utf_tbl();
+#endif
+#endif
+ } else csconv = get_current_cs(enc);
+ }
+ if (strncmp(line, "LANG", 4) == 0) {
+ if (parse_string(line, &lang, afflst->getlinenum())) {
+ delete afflst;
+ return 1;
+ }
+ langnum = get_lang_num(lang);
+ }
+
+ /* parse in the ignored characters (for example, Arabic optional diacritics characters */
+ if (strncmp(line,"IGNORE",6) == 0) {
+ if (parse_array(line, &ignorechars, &ignorechars_utf16,
+ &ignorechars_utf16_len, utf8, afflst->getlinenum())) {
+ delete afflst;
+ return 1;
+ }
+ }
+
+ if ((strncmp(line,"AF",2) == 0) && isspace(line[2])) {
+ if (parse_aliasf(line, afflst)) {
+ delete afflst;
+ return 1;
+ }
+ }
+
+ if ((strncmp(line,"AM",2) == 0) && isspace(line[2])) {
+ if (parse_aliasm(line, afflst)) {
+ delete afflst;
+ return 1;
+ }
+ }
+
+ if (strncmp(line,"COMPLEXPREFIXES",15) == 0) complexprefixes = 1;
+ if (((strncmp(line,"SFX",3) == 0) || (strncmp(line,"PFX",3) == 0)) && isspace(line[3])) break;
+ }
+ if (csconv == NULL) csconv = get_current_cs(SPELL_ENCODING);
+ delete afflst;
+ return 0;
+}
+
+/* parse in the ALIAS table */
+int HashMgr::parse_aliasf(char * line, FileMgr * af)
+{
+ if (numaliasf != 0) {
+ HUNSPELL_WARNING(stderr, "error: line %d: multiple table definitions\n", af->getlinenum());
+ return 1;
+ }
+ char * tp = line;
+ char * piece;
+ int i = 0;
+ int np = 0;
+ piece = mystrsep(&tp, 0);
+ while (piece) {
+ if (*piece != '\0') {
+ switch(i) {
+ case 0: { np++; break; }
+ case 1: {
+ numaliasf = atoi(piece);
+ if (numaliasf < 1) {
+ numaliasf = 0;
+ aliasf = NULL;
+ aliasflen = NULL;
+ HUNSPELL_WARNING(stderr, "error: line %d: bad entry number\n", af->getlinenum());
+ return 1;
+ }
+ aliasf = (unsigned short **) malloc(numaliasf * sizeof(unsigned short *));
+ aliasflen = (unsigned short *) malloc(numaliasf * sizeof(short));
+ if (!aliasf || !aliasflen) {
+ numaliasf = 0;
+ if (aliasf) free(aliasf);
+ if (aliasflen) free(aliasflen);
+ aliasf = NULL;
+ aliasflen = NULL;
+ return 1;
+ }
+ np++;
+ break;
+ }
+ default: break;
+ }
+ i++;
+ }
+ piece = mystrsep(&tp, 0);
+ }
+ if (np != 2) {
+ numaliasf = 0;
+ free(aliasf);
+ free(aliasflen);
+ aliasf = NULL;
+ aliasflen = NULL;
+ HUNSPELL_WARNING(stderr, "error: line %d: missing data\n", af->getlinenum());
+ return 1;
+ }
+
+ /* now parse the numaliasf lines to read in the remainder of the table */
+ char * nl;
+ for (int j=0; j < numaliasf; j++) {
+ if (!(nl = af->getline())) return 1;
+ mychomp(nl);
+ tp = nl;
+ i = 0;
+ aliasf[j] = NULL;
+ aliasflen[j] = 0;
+ piece = mystrsep(&tp, 0);
+ while (piece) {
+ if (*piece != '\0') {
+ switch(i) {
+ case 0: {
+ if (strncmp(piece,"AF",2) != 0) {
+ numaliasf = 0;
+ free(aliasf);
+ free(aliasflen);
+ aliasf = NULL;
+ aliasflen = NULL;
+ HUNSPELL_WARNING(stderr, "error: line %d: table is corrupt\n", af->getlinenum());
+ return 1;
+ }
+ break;
+ }
+ case 1: {
+ aliasflen[j] = (unsigned short) decode_flags(&(aliasf[j]), piece, af);
+ flag_qsort(aliasf[j], 0, aliasflen[j]);
+ break;
+ }
+ default: break;
+ }
+ i++;
+ }
+ piece = mystrsep(&tp, 0);
+ }
+ if (!aliasf[j]) {
+ free(aliasf);
+ free(aliasflen);
+ aliasf = NULL;
+ aliasflen = NULL;
+ numaliasf = 0;
+ HUNSPELL_WARNING(stderr, "error: line %d: table is corrupt\n", af->getlinenum());
+ return 1;
+ }
+ }
+ return 0;
+}
+
+int HashMgr::is_aliasf() {
+ return (aliasf != NULL);
+}
+
+int HashMgr::get_aliasf(int index, unsigned short ** fvec, FileMgr * af) {
+ if ((index > 0) && (index <= numaliasf)) {
+ *fvec = aliasf[index - 1];
+ return aliasflen[index - 1];
+ }
+ HUNSPELL_WARNING(stderr, "error: line %d: bad flag alias index: %d\n", af->getlinenum(), index);
+ *fvec = NULL;
+ return 0;
+}
+
+/* parse morph alias definitions */
+int HashMgr::parse_aliasm(char * line, FileMgr * af)
+{
+ if (numaliasm != 0) {
+ HUNSPELL_WARNING(stderr, "error: line %d: multiple table definitions\n", af->getlinenum());
+ return 1;
+ }
+ char * tp = line;
+ char * piece;
+ int i = 0;
+ int np = 0;
+ piece = mystrsep(&tp, 0);
+ while (piece) {
+ if (*piece != '\0') {
+ switch(i) {
+ case 0: { np++; break; }
+ case 1: {
+ numaliasm = atoi(piece);
+ if (numaliasm < 1) {
+ HUNSPELL_WARNING(stderr, "error: line %d: bad entry number\n", af->getlinenum());
+ return 1;
+ }
+ aliasm = (char **) malloc(numaliasm * sizeof(char *));
+ if (!aliasm) {
+ numaliasm = 0;
+ return 1;
+ }
+ np++;
+ break;
+ }
+ default: break;
+ }
+ i++;
+ }
+ piece = mystrsep(&tp, 0);
+ }
+ if (np != 2) {
+ numaliasm = 0;
+ free(aliasm);
+ aliasm = NULL;
+ HUNSPELL_WARNING(stderr, "error: line %d: missing data\n", af->getlinenum());
+ return 1;
+ }
+
+ /* now parse the numaliasm lines to read in the remainder of the table */
+ char * nl = line;
+ for (int j=0; j < numaliasm; j++) {
+ if (!(nl = af->getline())) return 1;
+ mychomp(nl);
+ tp = nl;
+ i = 0;
+ aliasm[j] = NULL;
+ piece = mystrsep(&tp, ' ');
+ while (piece) {
+ if (*piece != '\0') {
+ switch(i) {
+ case 0: {
+ if (strncmp(piece,"AM",2) != 0) {
+ HUNSPELL_WARNING(stderr, "error: line %d: table is corrupt\n", af->getlinenum());
+ numaliasm = 0;
+ free(aliasm);
+ aliasm = NULL;
+ return 1;
+ }
+ break;
+ }
+ case 1: {
+ // add the remaining of the line
+ if (*tp) {
+ *(tp - 1) = ' ';
+ tp = tp + strlen(tp);
+ }
+ if (complexprefixes) {
+ if (utf8) reverseword_utf(piece);
+ else reverseword(piece);
+ }
+ aliasm[j] = mystrdup(piece);
+ if (!aliasm[j]) {
+ numaliasm = 0;
+ free(aliasm);
+ aliasm = NULL;
+ return 1;
+ }
+ break; }
+ default: break;
+ }
+ i++;
+ }
+ piece = mystrsep(&tp, ' ');
+ }
+ if (!aliasm[j]) {
+ numaliasm = 0;
+ free(aliasm);
+ aliasm = NULL;
+ HUNSPELL_WARNING(stderr, "error: line %d: table is corrupt\n", af->getlinenum());
+ return 1;
+ }
+ }
+ return 0;
+}
+
+int HashMgr::is_aliasm() {
+ return (aliasm != NULL);
+}
+
+char * HashMgr::get_aliasm(int index) {
+ if ((index > 0) && (index <= numaliasm)) return aliasm[index - 1];
+ HUNSPELL_WARNING(stderr, "error: bad morph. alias index: %d\n", index);
+ return NULL;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 13:40:28 +0000